From 17782660e2a32070ab7ac3557308a6f32adb7def Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 11:33:11 -1000 Subject: [PATCH 1/9] Add isNumberSane to textsecure.utils for basic validation --- js/helpers.js | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/js/helpers.js b/js/helpers.js index bd373993b8..22ae57d193 100644 --- a/js/helpers.js +++ b/js/helpers.js @@ -90,6 +90,11 @@ window.textsecure.utils = function() { return number.split("."); }; + self.isNumberSane = function(number) { + return number[0] == "+" && + /^[0-9]+$/.test(number.substring(1)); + } + /************************** *** JSON'ing Utilities *** **************************/ @@ -189,9 +194,11 @@ textsecure.processDecrypted = function(decrypted, source) { if (decrypted.group.avatar !== null) promises.push(handleAttachment(decrypted.group.avatar)); - if (existingGroup.filter(function(number) { decrypted.group.members.indexOf(number) < 0 }).length != 0) { + if (decrypted.group.members.filter(function(number) { return !textsecure.utils.isNumberSane(number); }).length != 0) + throw new Error("Invalid number in new group members"); + + if (existingGroup.filter(function(number) { decrypted.group.members.indexOf(number) < 0 }).length != 0) throw new Error("Attempted to remove numbers from group with an UPDATE"); - } decrypted.group.added = decrypted.group.members.filter(function(number) { return existingGroup.indexOf(number) < 0; }); var newGroup = textsecure.storage.groups.addNumbers(decrypted.group.id, decrypted.group.added); @@ -205,8 +212,6 @@ textsecure.processDecrypted = function(decrypted, source) { return; } - //TODO: Strictly verify all numbers (ie dont let verifyNumber do any user-magic tweaking) - decrypted.body = null; decrypted.attachments = []; From 13d403b334fb08ab11b328c298c3ef919f87c556 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 11:37:59 -1000 Subject: [PATCH 2/9] Switch to isNumberSane in group storage --- js/storage/groups.js | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/js/storage/groups.js b/js/storage/groups.js index e2f7451407..45642b57c3 100644 --- a/js/storage/groups.js +++ b/js/storage/groups.js @@ -35,7 +35,9 @@ var haveMe = false; var finalNumbers = []; for (var i in numbers) { - var number = libphonenumber.util.verifyNumber(numbers[i]); + var number = numbers[i]; + if (!textsecure.utils.isNumberSane(number)) + throw new Error("Invalid number in group"); if (number == me) haveMe = true; if (finalNumbers.indexOf(number) < 0) @@ -67,12 +69,6 @@ if (group === undefined) return undefined; - try { - number = libphonenumber.util.verifyNumber(number); - } catch (e) { - return group.numbers; - } - var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0]; if (number == me) throw new Error("Cannot remove ourselves from a group, leave the group instead"); @@ -93,7 +89,9 @@ return undefined; for (var i in numbers) { - var number = libphonenumber.util.verifyNumber(numbers[i]); + var number = numbers[i]; + if (!textsecure.utils.isNumberSane(number)) + throw new Error("Invalid number in set to add to group"); if (group.numbers.indexOf(number) < 0) { group.numbers.push(number); group.numberRegistrationIds[number] = {}; From 444b765dfc1862afaced6d4f8d84c49e4452180b Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 13:03:17 -1000 Subject: [PATCH 3/9] Remove unused function in _test.js --- test/_test.js | 11 ----------- test/test.js | 11 ----------- 2 files changed, 22 deletions(-) diff --git a/test/_test.js b/test/_test.js index a7386e3164..0c95e3e5ec 100644 --- a/test/_test.js +++ b/test/_test.js @@ -65,17 +65,6 @@ function assertEqualArrayBuffers(ab1, ab2) { assert.deepEqual(new Uint8Array(ab1), new Uint8Array(ab2)); }; -function arrayBufferToHex(buffer) { - var array = new Uint8Array(buffer); - var s = ''; - for (var i in array) { - var h = array[i].toString(16); - if (h.length < 2) { s += '0'; } - s += h; - } - return s; -}; - function hexToArrayBuffer(str) { var ret = new ArrayBuffer(str.length / 2); var array = new Uint8Array(ret); diff --git a/test/test.js b/test/test.js index fac62ce7c0..0628a9a14c 100644 --- a/test/test.js +++ b/test/test.js @@ -10939,17 +10939,6 @@ function assertEqualArrayBuffers(ab1, ab2) { assert.deepEqual(new Uint8Array(ab1), new Uint8Array(ab2)); }; -function arrayBufferToHex(buffer) { - var array = new Uint8Array(buffer); - var s = ''; - for (var i in array) { - var h = array[i].toString(16); - if (h.length < 2) { s += '0'; } - s += h; - } - return s; -}; - function hexToArrayBuffer(str) { var ret = new ArrayBuffer(str.length / 2); var array = new Uint8Array(ret); From 8ad1a38b5b7d399bd9ef3a93446da8b32e30e3c1 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 14:09:32 -1000 Subject: [PATCH 4/9] Move js files around for libtextsecure split --- Gruntfile.js | 19 + background.html | 20 +- index.html | 23 +- js/libtextsecure.js | 2723 ++++++++++++++++++ {js => libtextsecure}/api.js | 0 {js => libtextsecure}/crypto.js | 0 {js => libtextsecure}/errors.js | 0 {js => libtextsecure}/helpers.js | 0 {js => libtextsecure}/protobufs.js | 0 {js => libtextsecure}/protocol.js | 0 {js => libtextsecure}/sendmessage.js | 0 {js => libtextsecure}/storage.js | 0 {js => libtextsecure}/storage/devices.js | 0 {js => libtextsecure}/storage/groups.js | 0 {js => libtextsecure}/stringview.js | 0 {js => libtextsecure}/websocket-resources.js | 0 {js => libtextsecure}/websocket.js | 0 options.html | 20 +- test/index.html | 21 +- 19 files changed, 2764 insertions(+), 62 deletions(-) create mode 100644 js/libtextsecure.js rename {js => libtextsecure}/api.js (100%) rename {js => libtextsecure}/crypto.js (100%) rename {js => libtextsecure}/errors.js (100%) rename {js => libtextsecure}/helpers.js (100%) rename {js => libtextsecure}/protobufs.js (100%) rename {js => libtextsecure}/protocol.js (100%) rename {js => libtextsecure}/sendmessage.js (100%) rename {js => libtextsecure}/storage.js (100%) rename {js => libtextsecure}/storage/devices.js (100%) rename {js => libtextsecure}/storage/groups.js (100%) rename {js => libtextsecure}/stringview.js (100%) rename {js => libtextsecure}/websocket-resources.js (100%) rename {js => libtextsecure}/websocket.js (100%) diff --git a/Gruntfile.js b/Gruntfile.js index d9ea8ba9bc..05ede6716f 100644 --- a/Gruntfile.js +++ b/Gruntfile.js @@ -53,6 +53,25 @@ module.exports = function(grunt) { 'test/_test.js' ], dest: 'test/test.js', + }, + libtextsecure: { + src: [ + 'libtextsecure/protobufs.js', + 'libtextsecure/websocket.js', + 'libtextsecure/websocket-resources.js', + 'libtextsecure/helpers.js', + 'libtextsecure/errors.js', + 'libtextsecure/stringview.js', + 'libtextsecure/storage.js', + 'libtextsecure/storage/devices.js', + 'libtextsecure/storage/groups.js', + 'libtextsecure/api.js', + 'libtextsecure/crypto.js', + 'libtextsecure/protocol.js', + 'libtextsecure/sendmessage.js', + ], + dest: 'js/libtextsecure.js', + }, } }, sass: { diff --git a/background.html b/background.html index 847e6e3b6b..0049bce40c 100644 --- a/background.html +++ b/background.html @@ -16,27 +16,17 @@ - - - - - - - - - - - - - + + + + + - - diff --git a/index.html b/index.html index e81c946aa2..5d00483b71 100644 --- a/index.html +++ b/index.html @@ -130,31 +130,20 @@ + + + + + + - - - - - - - - - - - - - - - - - diff --git a/js/libtextsecure.js b/js/libtextsecure.js new file mode 100644 index 0000000000..01e72938a7 --- /dev/null +++ b/js/libtextsecure.js @@ -0,0 +1,2723 @@ +;(function() { + + function loadProtoBufs(filename) { + return dcodeIO.ProtoBuf.loadProtoFile({root: 'protos', file: filename}).build('textsecure'); + }; + + var pushMessages = loadProtoBufs('IncomingPushMessageSignal.proto'); + var protocolMessages = loadProtoBufs('WhisperTextProtocol.proto'); + var subProtocolMessages = loadProtoBufs('SubProtocol.proto'); + var deviceMessages = loadProtoBufs('DeviceMessages.proto'); + + window.textsecure = window.textsecure || {}; + window.textsecure.protobuf = { + IncomingPushMessageSignal : pushMessages.IncomingPushMessageSignal, + PushMessageContent : pushMessages.PushMessageContent, + WhisperMessage : protocolMessages.WhisperMessage, + PreKeyWhisperMessage : protocolMessages.PreKeyWhisperMessage, + DeviceInit : deviceMessages.DeviceInit, + IdentityKey : deviceMessages.IdentityKey, + DeviceControl : deviceMessages.DeviceControl, + WebSocketResponseMessage : subProtocolMessages.WebSocketResponseMessage, + WebSocketRequestMessage : subProtocolMessages.WebSocketRequestMessage, + WebSocketMessage : subProtocolMessages.WebSocketMessage + }; +})(); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +;(function(){ + 'use strict'; + + /* + * var socket = textsecure.websocket(url); + * + * Returns an adamantium-reinforced super socket, capable of sending + * app-level keep alives and automatically reconnecting. + * + */ + + window.textsecure.websocket = function (url) { + var socketWrapper = { + onmessage : function() {}, + ondisconnect : function() {}, + }; + var socket; + var keepAliveTimer; + var reconnectSemaphore = 0; + var reconnectTimeout = 1000; + + function resetKeepAliveTimer() { + clearTimeout(keepAliveTimer); + keepAliveTimer = setTimeout(function() { + socket.send( + new textsecure.protobuf.WebSocketMessage({ + type: textsecure.protobuf.WebSocketMessage.Type.REQUEST, + request: { verb: 'GET', path: '/v1/keepalive' } + }).encode().toArrayBuffer() + ); + + resetKeepAliveTimer(); + }, 15000); + }; + + function reconnect(e) { + reconnectSemaphore--; + setTimeout(connect, reconnectTimeout); + socketWrapper.ondisconnect(e); + }; + + function connect() { + clearTimeout(keepAliveTimer); + if (++reconnectSemaphore <= 0) { return; } + + if (socket) { socket.close(); } + socket = new WebSocket(url); + + socket.onerror = reconnect; + socket.onclose = reconnect; + socket.onopen = resetKeepAliveTimer; + + socket.onmessage = function(response) { + socketWrapper.onmessage(response); + resetKeepAliveTimer(); + }; + + socketWrapper.send = function(msg) { + socket.send(msg); + } + } + + connect(); + return socketWrapper; + }; +})(); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +;(function(){ + 'use strict'; + + /* + * WebSocket-Resources + * + * Create a request-response interface over websockets using the + * WebSocket-Resources sub-protocol[1]. + * + * var client = new WebSocketResource(socket, function(request) { + * request.respond(200, 'OK'); + * }); + * + * client.sendRequest({ + * verb: 'PUT', + * path: '/v1/messages', + * body: '{ some: "json" }', + * success: function(message, status, request) {...}, + * error: function(message, status, request) {...} + * }); + * + * 1. https://github.com/WhisperSystems/WebSocket-Resources + * + */ + + var Request = function(options) { + this.verb = options.verb || options.type; + this.path = options.path || options.url; + this.body = options.body || options.data; + this.success = options.success + this.error = options.error + this.id = options.id; + + if (this.id === undefined) { + var bits = new Uint32Array(2); + window.crypto.getRandomValues(bits); + this.id = dcodeIO.Long.fromBits(bits[0], bits[1], true); + } + }; + + var IncomingWebSocketRequest = function(options) { + var request = new Request(options); + var socket = options.socket; + + this.verb = request.verb; + this.path = request.path; + this.body = request.body; + + this.respond = function(status, message) { + socket.send( + new textsecure.protobuf.WebSocketMessage({ + type: textsecure.protobuf.WebSocketMessage.Type.RESPONSE, + response: { id: request.id, message: message, status: status } + }).encode().toArrayBuffer() + ); + }; + }; + + var outgoing = {}; + var OutgoingWebSocketRequest = function(options, socket) { + var request = new Request(options); + outgoing[request.id] = request; + socket.send( + new textsecure.protobuf.WebSocketMessage({ + type: textsecure.protobuf.WebSocketMessage.Type.REQUEST, + request: { + verb : request.verb, + path : request.path, + body : request.body, + id : request.id + } + }).encode().toArrayBuffer() + ); + }; + + window.WebSocketResource = function(socket, handleRequest) { + this.sendRequest = function(options) { + return new OutgoingWebSocketRequest(options, socket); + }; + + socket.onmessage = function(socketMessage) { + var blob = socketMessage.data; + var reader = new FileReader(); + reader.onload = function() { + var message = textsecure.protobuf.WebSocketMessage.decode(reader.result); + if (message.type === textsecure.protobuf.WebSocketMessage.Type.REQUEST ) { + handleRequest( + new IncomingWebSocketRequest({ + verb : message.request.verb, + path : message.request.path, + body : message.request.body, + id : message.request.id, + socket : socket + }) + ); + } + else if (message.type === textsecure.protobuf.WebSocketMessage.Type.RESPONSE ) { + var response = message.response; + var request = outgoing[response.id]; + if (request) { + request.response = response; + var callback = request.error; + if (response.status >= 200 && response.status < 300) { + callback = request.success; + } + + if (typeof callback === 'function') { + callback(response.message, response.status, request); + } + } else { + throw 'Received response for unknown request ' + message.response.id; + } + } + }; + reader.readAsArrayBuffer(blob); + }; + }; + +}()); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +window.textsecure = window.textsecure || {}; + +/********************************* + *** Type conversion utilities *** + *********************************/ +// Strings/arrays +//TODO: Throw all this shit in favor of consistent types +//TODO: Namespace +var StaticByteBufferProto = new dcodeIO.ByteBuffer().__proto__; +var StaticArrayBufferProto = new ArrayBuffer().__proto__; +var StaticUint8ArrayProto = new Uint8Array().__proto__; +function getString(thing) { + if (thing === Object(thing)) { + if (thing.__proto__ == StaticUint8ArrayProto) + return String.fromCharCode.apply(null, thing); + if (thing.__proto__ == StaticArrayBufferProto) + return getString(new Uint8Array(thing)); + if (thing.__proto__ == StaticByteBufferProto) + return thing.toString("binary"); + } + return thing; +} + +function getStringable(thing) { + return (typeof thing == "string" || typeof thing == "number" || typeof thing == "boolean" || + (thing === Object(thing) && + (thing.__proto__ == StaticArrayBufferProto || + thing.__proto__ == StaticUint8ArrayProto || + thing.__proto__ == StaticByteBufferProto))); +} + +function isEqual(a, b, mayBeShort) { + // TODO: Special-case arraybuffers, etc + if (a === undefined || b === undefined) + return false; + a = getString(a); + b = getString(b); + var maxLength = mayBeShort ? Math.min(a.length, b.length) : Math.max(a.length, b.length); + if (maxLength < 5) + throw new Error("a/b compare too short"); + return a.substring(0, Math.min(maxLength, a.length)) == b.substring(0, Math.min(maxLength, b.length)); +} + +function toArrayBuffer(thing) { + //TODO: Optimize this for specific cases + if (thing === undefined) + return undefined; + if (thing === Object(thing) && thing.__proto__ == StaticArrayBufferProto) + return thing; + + if (thing instanceof Array) { + // Assuming Uint16Array from curve25519 + var res = new ArrayBuffer(thing.length * 2); + var uint = new Uint16Array(res); + for (var i = 0; i < thing.length; i++) + uint[i] = thing[i]; + return res; + } + + if (!getStringable(thing)) + throw new Error("Tried to convert a non-stringable thing of type " + typeof thing + " to an array buffer"); + var str = getString(thing); + var res = new ArrayBuffer(str.length); + var uint = new Uint8Array(res); + for (var i = 0; i < str.length; i++) + uint[i] = str.charCodeAt(i); + return res; +} + +// Number formatting utils +window.textsecure.utils = function() { + var self = {}; + self.unencodeNumber = function(number) { + return number.split("."); + }; + + self.isNumberSane = function(number) { + return number[0] == "+" && + /^[0-9]+$/.test(number.substring(1)); + } + + /************************** + *** JSON'ing Utilities *** + **************************/ + function ensureStringed(thing) { + if (getStringable(thing)) + return getString(thing); + else if (thing instanceof Array) { + var res = []; + for (var i = 0; i < thing.length; i++) + res[i] = ensureStringed(thing[i]); + return res; + } else if (thing === Object(thing)) { + var res = {}; + for (var key in thing) + res[key] = ensureStringed(thing[key]); + return res; + } + throw new Error("unsure of how to jsonify object of type " + typeof thing); + + } + + self.jsonThing = function(thing) { + return JSON.stringify(ensureStringed(thing)); + } + + return self; +}(); + +window.textsecure.throwHumanError = function(error, type, humanError) { + var e = new Error(error); + if (type !== undefined) + e.name = type; + e.humanError = humanError; + throw e; +} + +var handleAttachment = function(attachment) { + function getAttachment() { + return textsecure.api.getAttachment(attachment.id.toString()); + } + + function decryptAttachment(encrypted) { + return textsecure.protocol.decryptAttachment( + encrypted, + attachment.key.toArrayBuffer() + ); + } + + function updateAttachment(data) { + attachment.data = data; + } + + return getAttachment(). + then(decryptAttachment). + then(updateAttachment); +}; + +textsecure.processDecrypted = function(decrypted, source) { + + // Now that its decrypted, validate the message and clean it up for consumer processing + // Note that messages may (generally) only perform one action and we ignore remaining fields + // after the first action. + + if (decrypted.flags == null) + decrypted.flags = 0; + + if ((decrypted.flags & textsecure.protobuf.PushMessageContent.Flags.END_SESSION) + == textsecure.protobuf.PushMessageContent.Flags.END_SESSION) + return; + if (decrypted.flags != 0) { + throw new Error("Unknown flags in message"); + } + + var promises = []; + + if (decrypted.group !== null) { + decrypted.group.id = getString(decrypted.group.id); + var existingGroup = textsecure.storage.groups.getNumbers(decrypted.group.id); + if (existingGroup === undefined) { + if (decrypted.group.type != textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE) { + throw new Error("Got message for unknown group"); + } + textsecure.storage.groups.createNewGroup(decrypted.group.members, decrypted.group.id); + if (decrypted.group.avatar !== null) { + promises.push(handleAttachment(decrypted.group.avatar)); + } + } else { + var fromIndex = existingGroup.indexOf(source); + + if (fromIndex < 0) { + //TODO: This could be indication of a race... + throw new Error("Sender was not a member of the group they were sending from"); + } + + switch(decrypted.group.type) { + case textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE: + if (decrypted.group.avatar !== null) + promises.push(handleAttachment(decrypted.group.avatar)); + + if (decrypted.group.members.filter(function(number) { return !textsecure.utils.isNumberSane(number); }).length != 0) + throw new Error("Invalid number in new group members"); + + if (existingGroup.filter(function(number) { decrypted.group.members.indexOf(number) < 0 }).length != 0) + throw new Error("Attempted to remove numbers from group with an UPDATE"); + decrypted.group.added = decrypted.group.members.filter(function(number) { return existingGroup.indexOf(number) < 0; }); + + var newGroup = textsecure.storage.groups.addNumbers(decrypted.group.id, decrypted.group.added); + if (newGroup.length != decrypted.group.members.length || + newGroup.filter(function(number) { return decrypted.group.members.indexOf(number) < 0; }).length != 0) { + throw new Error("Error calculating group member difference"); + } + + //TODO: Also follow this path if avatar + name haven't changed (ie we should start storing those) + if (decrypted.group.avatar === null && decrypted.group.added.length == 0 && decrypted.group.name === null) { + return; + } + + decrypted.body = null; + decrypted.attachments = []; + + break; + case textsecure.protobuf.PushMessageContent.GroupContext.Type.QUIT: + textsecure.storage.groups.removeNumber(decrypted.group.id, source); + + decrypted.body = null; + decrypted.attachments = []; + case textsecure.protobuf.PushMessageContent.GroupContext.Type.DELIVER: + decrypted.group.name = null; + decrypted.group.members = []; + decrypted.group.avatar = null; + + break; + default: + throw new Error("Unknown group message type"); + } + } + } + + for (var i in decrypted.attachments) { + promises.push(handleAttachment(decrypted.attachments[i])); + } + return Promise.all(promises).then(function() { + return decrypted; + }); +} + +window.textsecure.registerSingleDevice = function(number, verificationCode, stepDone) { + var signalingKey = textsecure.crypto.getRandomBytes(32 + 20); + textsecure.storage.putEncrypted('signaling_key', signalingKey); + + var password = btoa(getString(textsecure.crypto.getRandomBytes(16))); + password = password.substring(0, password.length - 2); + textsecure.storage.putEncrypted("password", password); + + var registrationId = new Uint16Array(textsecure.crypto.getRandomBytes(2))[0]; + registrationId = registrationId & 0x3fff; + textsecure.storage.putUnencrypted("registrationId", registrationId); + + return textsecure.api.confirmCode(number, verificationCode, password, signalingKey, registrationId, true).then(function() { + var numberId = number + ".1"; + textsecure.storage.putUnencrypted("number_id", numberId); + textsecure.storage.putUnencrypted("regionCode", libphonenumber.util.getRegionCodeForNumber(number)); + stepDone(1); + + return textsecure.protocol.generateKeys().then(function(keys) { + stepDone(2); + return textsecure.api.registerKeys(keys).then(function() { + stepDone(3); + }); + }); + }); +} + +window.textsecure.registerSecondDevice = function(encodedDeviceInit, cryptoInfo, stepDone) { + var deviceInit = textsecure.protobuf.DeviceInit.decode(encodedDeviceInit, 'binary'); + return cryptoInfo.decryptAndHandleDeviceInit(deviceInit).then(function(identityKey) { + if (identityKey.server != textsecure.api.relay) + throw new Error("Unknown relay used by master"); + var number = identityKey.phoneNumber; + + stepDone(1); + + var signalingKey = textsecure.crypto.getRandomBytes(32 + 20); + textsecure.storage.putEncrypted('signaling_key', signalingKey); + + var password = btoa(getString(textsecure.crypto.getRandomBytes(16))); + password = password.substring(0, password.length - 2); + textsecure.storage.putEncrypted("password", password); + + var registrationId = new Uint16Array(textsecure.crypto.getRandomBytes(2))[0]; + registrationId = registrationId & 0x3fff; + textsecure.storage.putUnencrypted("registrationId", registrationId); + + return textsecure.api.confirmCode(number, identityKey.provisioningCode, password, signalingKey, registrationId, false).then(function(result) { + var numberId = number + "." + result; + textsecure.storage.putUnencrypted("number_id", numberId); + textsecure.storage.putUnencrypted("regionCode", libphonenumber.util.getRegion(number)); + stepDone(2); + + return textsecure.protocol.generateKeys().then(function(keys) { + stepDone(3); + return textsecure.api.registerKeys(keys).then(function() { + stepDone(4); + //TODO: Send DeviceControl.NEW_DEVICE_REGISTERED to all other devices + }); + }); + }); + }); +}; + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +;(function() { + 'use strict'; + + var registeredFunctions = {}; + var Type = { + SEND_MESSAGE: 1, + INIT_SESSION: 2, + }; + window.textsecure = window.textsecure || {}; + window.textsecure.replay = { + Type: Type, + registerFunction: function(func, functionCode) { + registeredFunctions[functionCode] = func; + } + }; + + function ReplayableError(options) { + options = options || {}; + this.name = options.name || 'ReplayableError'; + this.functionCode = options.functionCode; + this.args = options.args; + } + ReplayableError.prototype = new Error(); + ReplayableError.prototype.constructor = ReplayableError; + + ReplayableError.prototype.replay = function() { + var args = Array.prototype.slice.call(arguments); + args.shift(); + args = this.args.concat(args); + + registeredFunctions[this.functionCode].apply(window, args); + }; + + function IncomingIdentityKeyError(number, message) { + ReplayableError.call(this, { + functionCode : Type.INIT_SESSION, + args : [number, message] + }); + this.name = 'IncomingIdentityKeyError'; + this.message = "The identity of the sender has changed. This may be malicious, or the sender may have simply reinstalled TextSecure."; + } + IncomingIdentityKeyError.prototype = new ReplayableError(); + IncomingIdentityKeyError.prototype.constructor = IncomingIdentityKeyError; + + function OutgoingIdentityKeyError(number, message) { + ReplayableError.call(this, { + functionCode : Type.SEND_MESSAGE, + args : [number, message] + }); + this.name = 'OutgoingIdentityKeyError'; + this.message = "The identity of the destination has changed. This may be malicious, or the destination may have simply reinstalled TextSecure."; + } + OutgoingIdentityKeyError.prototype = new ReplayableError(); + OutgoingIdentityKeyError.prototype.constructor = OutgoingIdentityKeyError; + + window.textsecure.IncomingIdentityKeyError = IncomingIdentityKeyError; + window.textsecure.OutgoingIdentityKeyError = OutgoingIdentityKeyError; + window.textsecure.ReplayableError = ReplayableError; + +})(); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +;(function() { + "use strict"; + + window.StringView = { + + /* + * These functions from the Mozilla Developer Network + * and have been placed in the public domain. + * https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding + * https://developer.mozilla.org/en-US/docs/MDN/About#Copyrights_and_licenses + */ + + b64ToUint6: function(nChr) { + return nChr > 64 && nChr < 91 ? + nChr - 65 + : nChr > 96 && nChr < 123 ? + nChr - 71 + : nChr > 47 && nChr < 58 ? + nChr + 4 + : nChr === 43 ? + 62 + : nChr === 47 ? + 63 + : + 0; + }, + + base64ToBytes: function(sBase64, nBlocksSize) { + var + sB64Enc = sBase64.replace(/[^A-Za-z0-9\+\/]/g, ""), nInLen = sB64Enc.length, + nOutLen = nBlocksSize ? Math.ceil((nInLen * 3 + 1 >> 2) / nBlocksSize) * nBlocksSize : nInLen * 3 + 1 >> 2; + var aBBytes = new ArrayBuffer(nOutLen); + var taBytes = new Uint8Array(aBBytes); + + for (var nMod3, nMod4, nUint24 = 0, nOutIdx = 0, nInIdx = 0; nInIdx < nInLen; nInIdx++) { + nMod4 = nInIdx & 3; + nUint24 |= StringView.b64ToUint6(sB64Enc.charCodeAt(nInIdx)) << 18 - 6 * nMod4; + if (nMod4 === 3 || nInLen - nInIdx === 1) { + for (nMod3 = 0; nMod3 < 3 && nOutIdx < nOutLen; nMod3++, nOutIdx++) { + taBytes[nOutIdx] = nUint24 >>> (16 >>> nMod3 & 24) & 255; + } + nUint24 = 0; + } + } + return aBBytes; + }, + + uint6ToB64: function(nUint6) { + return nUint6 < 26 ? + nUint6 + 65 + : nUint6 < 52 ? + nUint6 + 71 + : nUint6 < 62 ? + nUint6 - 4 + : nUint6 === 62 ? + 43 + : nUint6 === 63 ? + 47 + : + 65; + }, + + bytesToBase64: function(aBytes) { + var nMod3, sB64Enc = ""; + for (var nLen = aBytes.length, nUint24 = 0, nIdx = 0; nIdx < nLen; nIdx++) { + nMod3 = nIdx % 3; + if (nIdx > 0 && (nIdx * 4 / 3) % 76 === 0) { sB64Enc += "\r\n"; } + nUint24 |= aBytes[nIdx] << (16 >>> nMod3 & 24); + if (nMod3 === 2 || aBytes.length - nIdx === 1) { + sB64Enc += String.fromCharCode( + StringView.uint6ToB64(nUint24 >>> 18 & 63), + StringView.uint6ToB64(nUint24 >>> 12 & 63), + StringView.uint6ToB64(nUint24 >>> 6 & 63), + StringView.uint6ToB64(nUint24 & 63) + ); + nUint24 = 0; + } + } + return sB64Enc.replace(/A(?=A$|$)/g, "="); + } + }; +}()); + +/* vim: ts=4:sw=4 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +'use strict'; + +;(function() { + + /************************************************ + *** Utilities to store data in local storage *** + ************************************************/ + window.textsecure = window.textsecure || {}; + window.textsecure.storage = window.textsecure.storage || {}; + + window.textsecure.storage = { + + /***************************** + *** Base Storage Routines *** + *****************************/ + putEncrypted: function(key, value) { + //TODO + if (value === undefined) + throw new Error("Tried to store undefined"); + localStorage.setItem("e" + key, textsecure.utils.jsonThing(value)); + }, + + getEncrypted: function(key, defaultValue) { + //TODO + var value = localStorage.getItem("e" + key); + if (value === null) + return defaultValue; + return JSON.parse(value); + }, + + removeEncrypted: function(key) { + localStorage.removeItem("e" + key); + }, + + putUnencrypted: function(key, value) { + if (value === undefined) + throw new Error("Tried to store undefined"); + localStorage.setItem("u" + key, textsecure.utils.jsonThing(value)); + }, + + getUnencrypted: function(key, defaultValue) { + var value = localStorage.getItem("u" + key); + if (value === null) + return defaultValue; + return JSON.parse(value); + }, + + removeUnencrypted: function(key) { + localStorage.removeItem("u" + key); + } + }; +})(); + + +/* vim: ts=4:sw=4 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +'use strict'; + +;(function() { + /********************** + *** Device Storage *** + **********************/ + window.textsecure = window.textsecure || {}; + window.textsecure.storage = window.textsecure.storage || {}; + + window.textsecure.storage.devices = { + saveDeviceObject: function(deviceObject) { + return internalSaveDeviceObject(deviceObject, false); + }, + + saveKeysToDeviceObject: function(deviceObject) { + return internalSaveDeviceObject(deviceObject, true); + }, + + getDeviceObjectsForNumber: function(number) { + var map = textsecure.storage.getEncrypted("devices" + number); + return map === undefined ? [] : map.devices; + }, + + getDeviceObject: function(encodedNumber) { + var number = textsecure.utils.unencodeNumber(encodedNumber); + var devices = textsecure.storage.devices.getDeviceObjectsForNumber(number[0]); + if (devices === undefined) + return undefined; + + for (var i in devices) + if (devices[i].encodedNumber == encodedNumber) + return devices[i]; + + return undefined; + }, + + removeDeviceIdsForNumber: function(number, deviceIdsToRemove) { + var map = textsecure.storage.getEncrypted("devices" + number); + if (map === undefined) + throw new Error("Tried to remove device for unknown number"); + + var newDevices = []; + var devicesRemoved = 0; + for (var i in map.devices) { + var keep = true; + for (var j in deviceIdsToRemove) + if (map.devices[i].encodedNumber == number + "." + deviceIdsToRemove[j]) + keep = false; + + if (keep) + newDevices.push(map.devices[i]); + else + devicesRemoved++; + } + + if (devicesRemoved != deviceIdsToRemove.length) + throw new Error("Tried to remove unknown device"); + } + }; + + var internalSaveDeviceObject = function(deviceObject, onlyKeys) { + if (deviceObject.identityKey === undefined || deviceObject.encodedNumber === undefined) + throw new Error("Tried to store invalid deviceObject"); + + var number = textsecure.utils.unencodeNumber(deviceObject.encodedNumber)[0]; + var map = textsecure.storage.getEncrypted("devices" + number); + + if (map === undefined) + map = { devices: [deviceObject], identityKey: deviceObject.identityKey }; + else if (map.identityKey != getString(deviceObject.identityKey)) + throw new Error("Identity key changed"); + else { + var updated = false; + for (var i in map.devices) { + if (map.devices[i].encodedNumber == deviceObject.encodedNumber) { + if (!onlyKeys) + map.devices[i] = deviceObject; + else { + map.devices[i].preKey = deviceObject.preKey; + map.devices[i].preKeyId = deviceObject.preKeyId; + map.devices[i].signedKey = deviceObject.signedKey; + map.devices[i].signedKeyId = deviceObject.signedKeyId; + map.devices[i].registrationId = deviceObject.registrationId; + } + updated = true; + } + } + + if (!updated) + map.devices.push(deviceObject); + } + + textsecure.storage.putEncrypted("devices" + number, map); + }; +})(); + +/* vim: ts=4:sw=4 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +'use strict'; + +;(function() { + /********************* + *** Group Storage *** + *********************/ + window.textsecure = window.textsecure || {}; + window.textsecure.storage = window.textsecure.storage || {}; + + window.textsecure.storage.groups = { + getGroupListForNumber: function(number) { + return textsecure.storage.getEncrypted("groupMembership" + number, []); + }, + + createNewGroup: function(numbers, groupId) { + if (groupId !== undefined && textsecure.storage.getEncrypted("group" + groupId) !== undefined) { + throw new Error("Tried to recreate group"); + } + + while (groupId === undefined || textsecure.storage.getEncrypted("group" + groupId) !== undefined) { + groupId = getString(textsecure.crypto.getRandomBytes(16)); + } + + var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0]; + var haveMe = false; + var finalNumbers = []; + for (var i in numbers) { + var number = numbers[i]; + if (!textsecure.utils.isNumberSane(number)) + throw new Error("Invalid number in group"); + if (number == me) + haveMe = true; + if (finalNumbers.indexOf(number) < 0) { + finalNumbers.push(number); + addGroupToNumber(groupId, number); + } + } + + if (!haveMe) + finalNumbers.push(me); + + textsecure.storage.putEncrypted("group" + groupId, {numbers: finalNumbers}); + + return {id: groupId, numbers: finalNumbers}; + }, + + getNumbers: function(groupId) { + var group = textsecure.storage.getEncrypted("group" + groupId); + if (group === undefined) + return undefined; + + return group.numbers; + }, + + removeNumber: function(groupId, number) { + var group = textsecure.storage.getEncrypted("group" + groupId); + if (group === undefined) + return undefined; + + var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0]; + if (number == me) + throw new Error("Cannot remove ourselves from a group, leave the group instead"); + + var i = group.numbers.indexOf(number); + if (i > -1) { + group.numbers.slice(i, 1); + textsecure.storage.putEncrypted("group" + groupId, group); + removeGroupFromNumber(groupId, number); + } + + return group.numbers; + }, + + addNumbers: function(groupId, numbers) { + var group = textsecure.storage.getEncrypted("group" + groupId); + if (group === undefined) + return undefined; + + for (var i in numbers) { + var number = numbers[i]; + if (!textsecure.utils.isNumberSane(number)) + throw new Error("Invalid number in set to add to group"); + if (group.numbers.indexOf(number) < 0) { + group.numbers.push(number); + addGroupToNumber(groupId, number); + } + } + + textsecure.storage.putEncrypted("group" + groupId, group); + return group.numbers; + }, + + deleteGroup: function(groupId) { + textsecure.storage.removeEncrypted("group" + groupId); + }, + + getGroup: function(groupId) { + var group = textsecure.storage.getEncrypted("group" + groupId); + if (group === undefined) + return undefined; + + return { id: groupId, numbers: group.numbers }; //TODO: avatar/name tracking + } + }; + + var addGroupToNumber = function(groupId, number) { + var membership = textsecure.storage.getEncrypted("groupMembership" + number, [groupId]); + if (membership.indexOf(groupId) < 0) + membership.push(groupId); + textsecure.storage.putEncrypted("groupMembership" + number, membership); + } + + var removeGroupFromNumber = function(groupId, number) { + var membership = textsecure.storage.getEncrypted("groupMembership" + number, [groupId]); + membership = membership.filter(function(group) { return group != groupId; }); + if (membership.length == 0) + textsecure.storage.removeEncrypted("groupMembership" + number); + else + textsecure.storage.putEncrypted("groupMembership" + number, membership); + } + +})(); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +window.textsecure = window.textsecure || {}; + +window.textsecure.api = function () { + 'use strict'; + + var self = {}; + + /************************************************ + *** Utilities to communicate with the server *** + ************************************************/ + // Staging server + var URL_BASE = "https://textsecure-service-staging.whispersystems.org"; + self.relay = "textsecure-service-staging.whispersystems.org"; + var ATTACHMENT_HOST = "whispersystems-textsecure-attachments-staging.s3.amazonaws.com"; + + // This is the real server + //var URL_BASE = "https://textsecure-service.whispersystems.org"; + + var URL_CALLS = {}; + URL_CALLS.accounts = "/v1/accounts"; + URL_CALLS.devices = "/v1/devices"; + URL_CALLS.keys = "/v2/keys"; + URL_CALLS.push = "/v1/websocket"; + URL_CALLS.temp_push = "/v1/temp_websocket"; + URL_CALLS.messages = "/v1/messages"; + URL_CALLS.attachment = "/v1/attachments"; + + /** + * REQUIRED PARAMS: + * call: URL_CALLS entry + * httpType: POST/GET/PUT/etc + * OPTIONAL PARAMS: + * success_callback: function(response object) called on success + * error_callback: function(http status code = -1 or != 200) called on failure + * urlParameters: crap appended to the url (probably including a leading /) + * user: user name to be sent in a basic auth header + * password: password to be sent in a basic auth headerA + * do_auth: alternative to user/password where user/password are figured out automagically + * jsonData: JSON data sent in the request body + */ + var doAjax = function (param) { + if (param.urlParameters === undefined) { + param.urlParameters = ""; + } + + if (param.do_auth) { + param.user = textsecure.storage.getUnencrypted("number_id"); + param.password = textsecure.storage.getEncrypted("password"); + } + + return new Promise(function (resolve, reject) { + $.ajax(URL_BASE + URL_CALLS[param.call] + param.urlParameters, { + type : param.httpType, + data : param.jsonData && textsecure.utils.jsonThing(param.jsonData), + contentType : 'application/json; charset=utf-8', + dataType : 'json', + + beforeSend : function (xhr) { + if (param.user !== undefined && + param.password !== undefined) + xhr.setRequestHeader("Authorization", "Basic " + btoa(getString(param.user) + ":" + getString(param.password))); + }, + + success : function(response, textStatus, jqXHR) { + resolve(response); + }, + + error : function(jqXHR, textStatus, errorThrown) { + var code = jqXHR.status; + if (code === 200) { + // happens sometimes when we get no response + // (TODO: Fix server to return 204? instead) + resolve(null); + return; + } + if (code > 999 || code < 100) + code = -1; + try { + switch (code) { + case -1: + textsecure.throwHumanError(code, "HTTPError", + "Failed to connect to the server, please check your network connection."); + case 413: + textsecure.throwHumanError(code, "HTTPError", + "Rate limit exceeded, please try again later."); + case 403: + textsecure.throwHumanError(code, "HTTPError", + "Invalid code, please try again."); + case 417: + // TODO: This shouldn't be a thing?, but its in the API doc? + textsecure.throwHumanError(code, "HTTPError", + "Number already registered."); + case 401: + textsecure.throwHumanError(code, "HTTPError", + "Invalid authentication, most likely someone re-registered and invalidated our registration."); + case 404: + textsecure.throwHumanError(code, "HTTPError", + "Number is not registered with TextSecure."); + default: + textsecure.throwHumanError(code, "HTTPError", + "The server rejected our query, please file a bug report."); + } + } catch (e) { + if (jqXHR.responseJSON) + e.response = jqXHR.responseJSON; + reject(e); + } + } + }); + }); + }; + + function requestVerificationCode(number, transport) { + return doAjax({ + call : 'accounts', + httpType : 'GET', + urlParameters : '/' + transport + '/code/' + number, + }); + }; + self.requestVerificationSMS = function(number) { + return requestVerificationCode(number, 'sms'); + }; + self.requestVerificationVoice = function(number) { + return requestVerificationCode(number, 'voice'); + }; + + self.confirmCode = function(number, code, password, + signaling_key, registrationId, single_device) { + var call = single_device ? 'accounts' : 'devices'; + var urlPrefix = single_device ? '/code/' : '/'; + + return doAjax({ + call : call, + httpType : 'PUT', + urlParameters : urlPrefix + code, + user : number, + password : password, + jsonData : { signalingKey : btoa(getString(signaling_key)), + supportsSms : false, + fetchesMessages : true, + registrationId : registrationId} + }); + }; + + self.registerKeys = function(genKeys) { + var keys = {}; + keys.identityKey = btoa(getString(genKeys.identityKey)); + keys.signedPreKey = {keyId: genKeys.signedPreKey.keyId, publicKey: btoa(getString(genKeys.signedPreKey.publicKey)), + signature: btoa(getString(genKeys.signedPreKey.signature))}; + + keys.preKeys = []; + var j = 0; + for (var i in genKeys.preKeys) + keys.preKeys[j++] = {keyId: i, publicKey: btoa(getString(genKeys.preKeys[i].publicKey))}; + + //TODO: This is just to make the server happy (v2 clients should choke on publicKey), + // it needs removed before release + keys.lastResortKey = {keyId: 0x7fffFFFF, publicKey: btoa("42")}; + + return doAjax({ + call : 'keys', + httpType : 'PUT', + do_auth : true, + jsonData : keys, + }); + }; + + self.getKeysForNumber = function(number, deviceId) { + if (deviceId === undefined) + deviceId = "*"; + + return doAjax({ + call : 'keys', + httpType : 'GET', + do_auth : true, + urlParameters : "/" + number + "/" + deviceId, + }).then(function(res) { + var promises = []; + res.identityKey = StringView.base64ToBytes(res.identityKey); + for (var i = 0; i < res.devices.length; i++) { + res.devices[i].signedPreKey.publicKey = StringView.base64ToBytes(res.devices[i].signedPreKey.publicKey); + res.devices[i].signedPreKey.signature = StringView.base64ToBytes(res.devices[i].signedPreKey.signature); + promises[i] = window.textsecure.crypto.Ed25519Verify(res.identityKey, res.devices[i].signedPreKey.publicKey, res.devices[i].signedPreKey.signature); + res.devices[i].preKey.publicKey = StringView.base64ToBytes(res.devices[i].preKey.publicKey); + //TODO: Is this still needed? + //if (res.devices[i].keyId === undefined) + // res.devices[i].keyId = 0; + } + return Promise.all(promises).then(function() { + return res; + }); + }); + }; + + self.sendMessages = function(destination, messageArray) { + //TODO: Do this conversion somewhere else? + for (var i = 0; i < messageArray.length; i++) + messageArray[i].body = btoa(messageArray[i].body); + var jsonData = { messages: messageArray }; + if (messageArray[0].relay !== undefined) + jsonData.relay = messageArray[0].relay; + jsonData.timestamp = messageArray[0].timestamp; + + return doAjax({ + call : 'messages', + httpType : 'PUT', + urlParameters : '/' + destination, + do_auth : true, + jsonData : jsonData, + }); + }; + + self.getAttachment = function(id) { + return doAjax({ + call : 'attachment', + httpType : 'GET', + urlParameters : '/' + id, + do_auth : true, + }).then(function(response) { + return new Promise(function(resolve, reject) { + $.ajax(response.location, { + type : "GET", + xhrFields: { + responseType: "arraybuffer" + }, + headers: { + "Content-Type": "application/octet-stream" + }, + + success : function(response, textStatus, jqXHR) { + resolve(response); + }, + + error : function(jqXHR, textStatus, errorThrown) { + var code = jqXHR.status; + if (code > 999 || code < 100) + code = -1; + + var e = new Error(code); + e.name = "HTTPError"; + if (jqXHR.responseJSON) + e.response = jqXHR.responseJSON; + reject(e); + } + }); + }); + }); + }; + + var id_regex = RegExp( "^https:\/\/" + ATTACHMENT_HOST + "\/(\\d+)\?"); + self.putAttachment = function(encryptedBin) { + return doAjax({ + call : 'attachment', + httpType : 'GET', + do_auth : true, + }).then(function(response) { + return new Promise(function(resolve, reject) { + $.ajax(response.location, { + type : "PUT", + headers : {"Content-Type" : "application/octet-stream"}, + data : encryptedBin, + processData : false, + success : function() { + try { + // Parse the id as a string from the location url + // (workaround for ids too large for Javascript numbers) + var id = response.location.match(id_regex)[1]; + resolve(id); + } catch(e) { + reject(e); + } + }, + error : function(jqXHR, textStatus, errorThrown) { + var code = jqXHR.status; + if (code > 999 || code < 100) + code = -1; + + var e = new Error(code); + e.name = "HTTPError"; + if (jqXHR.responseJSON) + e.response = jqXHR.responseJSON; + reject(e); + } + }); + }); + }); + }; + + var getWebsocket = function(url, auth, reconnectTimeout) { + var URL = URL_BASE.replace(/^http/g, 'ws') + url + '/?'; + var params = ''; + if (auth) { + var user = textsecure.storage.getUnencrypted("number_id"); + var password = textsecure.storage.getEncrypted("password"); + var params = $.param({ + login: '+' + user.substring(1), + password: password + }); + } + return window.textsecure.websocket(URL+params) + } + + self.getMessageWebsocket = function() { + return getWebsocket(URL_CALLS['push'], true, 1000); + } + + self.getTempWebsocket = function() { + //XXX + var socketWrapper = { onmessage: function() {}, ondisconnect: function() {}, onconnect: function() {} }; + setTimeout(function() { + socketWrapper.onmessage({uuid: "404-42-magic"}); + }, 1000); + return socketWrapper; + //return getWebsocket(URL_CALLS['temp_push'], false, 5000); + } + + return self; +}(); + +/* vim: ts=4:sw=4 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +;(function() { + window.textsecure = window.textsecure || {}; + + /* + * textsecure.crypto + * glues together various implementations into a single interface + * for all low-level crypto operations, + */ + + function curve25519() { + // use native client opportunistically, since it's faster + return textsecure.nativeclient || window.curve25519; + } + + window.textsecure.crypto = { + getRandomBytes: function(size) { + // At some point we might consider XORing in hashes of random + // UI events to strengthen ourselves against RNG flaws in crypto.getRandomValues + // ie maybe take a look at how Gibson does it at https://www.grc.com/r&d/js.htm + var array = new Uint8Array(size); + window.crypto.getRandomValues(array); + return array.buffer; + }, + encrypt: function(key, data, iv) { + return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['encrypt']).then(function(key) { + return window.crypto.subtle.encrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data); + }); + }, + decrypt: function(key, data, iv) { + return window.crypto.subtle.importKey('raw', key, {name: 'AES-CBC'}, false, ['decrypt']).then(function(key) { + return window.crypto.subtle.decrypt({name: 'AES-CBC', iv: new Uint8Array(iv)}, key, data); + }); + }, + sign: function(key, data) { + return window.crypto.subtle.importKey('raw', key, {name: 'HMAC', hash: {name: 'SHA-256'}}, false, ['sign']).then(function(key) { + return window.crypto.subtle.sign( {name: 'HMAC', hash: 'SHA-256'}, key, data); + }); + }, + + HKDF: function(input, salt, info) { + // Specific implementation of RFC 5869 that only returns the first 3 32-byte chunks + // TODO: We dont always need the third chunk, we might skip it + return window.textsecure.crypto.sign(salt, input).then(function(PRK) { + var infoBuffer = new ArrayBuffer(info.byteLength + 1 + 32); + var infoArray = new Uint8Array(infoBuffer); + infoArray.set(new Uint8Array(info), 32); + infoArray[infoArray.length - 1] = 1; + return window.textsecure.crypto.sign(PRK, infoBuffer.slice(32)).then(function(T1) { + infoArray.set(new Uint8Array(T1)); + infoArray[infoArray.length - 1] = 2; + return window.textsecure.crypto.sign(PRK, infoBuffer).then(function(T2) { + infoArray.set(new Uint8Array(T2)); + infoArray[infoArray.length - 1] = 3; + return window.textsecure.crypto.sign(PRK, infoBuffer).then(function(T3) { + return [ T1, T2, T3 ]; + }); + }); + }); + }); + }, + + // Curve 25519 crypto + createKeyPair: function(privKey) { + if (privKey === undefined) { + privKey = textsecure.crypto.getRandomBytes(32); + } + if (privKey.byteLength != 32) { + throw new Error("Invalid private key"); + } + + return curve25519().keyPair(privKey).then(function(raw_keys) { + // prepend version byte + var origPub = new Uint8Array(raw_keys.pubKey); + var pub = new Uint8Array(33); + pub.set(origPub, 1); + pub[0] = 5; + + return { pubKey: pub.buffer, privKey: raw_keys.privKey }; + }); + }, + ECDHE: function(pubKey, privKey) { + pubKey = validatePubKeyFormat(pubKey); + if (privKey === undefined || privKey.byteLength != 32) + throw new Error("Invalid private key"); + + if (pubKey === undefined || pubKey.byteLength != 32) + throw new Error("Invalid public key"); + + return curve25519().sharedSecret(pubKey, privKey); + }, + Ed25519Sign: function(privKey, message) { + if (privKey === undefined || privKey.byteLength != 32) + throw new Error("Invalid private key"); + + if (message === undefined) + throw new Error("Invalid message"); + + return curve25519().sign(privKey, message); + }, + Ed25519Verify: function(pubKey, msg, sig) { + pubKey = validatePubKeyFormat(pubKey); + + if (pubKey === undefined || pubKey.byteLength != 32) + throw new Error("Invalid public key"); + + if (msg === undefined) + throw new Error("Invalid message"); + + if (sig === undefined || sig.byteLength != 64) + throw new Error("Invalid signature"); + + return curve25519().verify(pubKey, msg, sig); + } + }; + + var validatePubKeyFormat = function(pubKey) { + if (pubKey === undefined || ((pubKey.byteLength != 33 || new Uint8Array(pubKey)[0] != 5) && pubKey.byteLength != 32)) + throw new Error("Invalid public key"); + if (pubKey.byteLength == 33) { + return pubKey.slice(1); + } else { + console.error("WARNING: Expected pubkey of length 33, please report the ST and client that generated the pubkey"); + return pubKey; + } + }; + +})(); + +/* vim: ts=4:sw=4 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +;(function() { + +'use strict'; +window.textsecure = window.textsecure || {}; + +window.textsecure.protocol = function() { + var self = {}; + + /****************************** + *** Random constants/utils *** + ******************************/ + // We consider messages lost after a week and might throw away keys at that point + // (also the time between signedPreKey regenerations) + var MESSAGE_LOST_THRESHOLD_MS = 1000*60*60*24*7; + + function objectContainsKeys(object) { + var count = 0; + for (var key in object) { + count++; + break; + } + return count != 0; + } + + /*************************** + *** Key/session storage *** + ***************************/ + var crypto_storage = {}; + + crypto_storage.putKeyPair = function(keyName, keyPair) { + textsecure.storage.putEncrypted("25519Key" + keyName, keyPair); + } + + crypto_storage.getNewStoredKeyPair = function(keyName) { + return textsecure.crypto.createKeyPair().then(function(keyPair) { + crypto_storage.putKeyPair(keyName, keyPair); + return keyPair; + }); + } + + crypto_storage.getStoredKeyPair = function(keyName) { + var res = textsecure.storage.getEncrypted("25519Key" + keyName); + if (res === undefined) + return undefined; + return { pubKey: toArrayBuffer(res.pubKey), privKey: toArrayBuffer(res.privKey) }; + } + + crypto_storage.removeStoredKeyPair = function(keyName) { + textsecure.storage.removeEncrypted("25519Key" + keyName); + } + + crypto_storage.getIdentityKey = function() { + return this.getStoredKeyPair("identityKey"); + } + + crypto_storage.saveSession = function(encodedNumber, session, registrationId) { + var device = textsecure.storage.devices.getDeviceObject(encodedNumber); + if (device === undefined) + device = { sessions: {}, encodedNumber: encodedNumber }; + + if (registrationId !== undefined) + device.registrationId = registrationId; + + crypto_storage.saveSessionAndDevice(device, session); + } + + crypto_storage.saveSessionAndDevice = function(device, session) { + if (device.sessions === undefined) + device.sessions = {}; + var sessions = device.sessions; + + var doDeleteSession = false; + if (session.indexInfo.closed == -1 || device.identityKey === undefined) + device.identityKey = session.indexInfo.remoteIdentityKey; + + if (session.indexInfo.closed != -1) { + doDeleteSession = (session.indexInfo.closed < (new Date().getTime() - MESSAGE_LOST_THRESHOLD_MS)); + + if (!doDeleteSession) { + var keysLeft = false; + for (var key in session) { + if (key != "indexInfo" && key != "oldRatchetList" && key != "currentRatchet") { + keysLeft = true; + break; + } + } + doDeleteSession = !keysLeft; + console.log((doDeleteSession ? "Deleting " : "Not deleting ") + "closed session which has not yet timed out"); + } else + console.log("Deleting closed session due to timeout (created at " + session.indexInfo.closed + ")"); + } + + if (doDeleteSession) + delete sessions[getString(session.indexInfo.baseKey)]; + else + sessions[getString(session.indexInfo.baseKey)] = session; + + var openSessionRemaining = false; + for (var key in sessions) + if (sessions[key].indexInfo.closed == -1) + openSessionRemaining = true; + if (!openSessionRemaining) + try { + delete device['registrationId']; + } catch(_) {} + + textsecure.storage.devices.saveDeviceObject(device); + } + + var getSessions = function(encodedNumber) { + var device = textsecure.storage.devices.getDeviceObject(encodedNumber); + if (device === undefined || device.sessions === undefined) + return undefined; + return device.sessions; + } + + crypto_storage.getOpenSession = function(encodedNumber) { + var sessions = getSessions(encodedNumber); + if (sessions === undefined) + return undefined; + + for (var key in sessions) + if (sessions[key].indexInfo.closed == -1) + return sessions[key]; + return undefined; + } + + crypto_storage.getSessionByRemoteEphemeralKey = function(encodedNumber, remoteEphemeralKey) { + var sessions = getSessions(encodedNumber); + if (sessions === undefined) + return undefined; + + var searchKey = getString(remoteEphemeralKey); + + var openSession = undefined; + for (var key in sessions) { + if (sessions[key].indexInfo.closed == -1) { + if (openSession !== undefined) + throw new Error("Datastore inconsistensy: multiple open sessions for " + encodedNumber); + openSession = sessions[key]; + } + if (sessions[key][searchKey] !== undefined) + return sessions[key]; + } + if (openSession !== undefined) + return openSession; + + return undefined; + } + + crypto_storage.getSessionOrIdentityKeyByBaseKey = function(encodedNumber, baseKey) { + var sessions = getSessions(encodedNumber); + var device = textsecure.storage.devices.getDeviceObject(encodedNumber); + if (device === undefined) + return undefined; + + var preferredSession = device.sessions && device.sessions[getString(baseKey)]; + if (preferredSession !== undefined) + return preferredSession; + + if (device.identityKey !== undefined) + return { indexInfo: { remoteIdentityKey: device.identityKey } }; + + throw new Error("Datastore inconsistency: device was stored without identity key"); + } + + /***************************** + *** Internal Crypto stuff *** + *****************************/ + var HKDF = function(input, salt, info) { + // HKDF for TextSecure has a bit of additional handling - salts always end up being 32 bytes + if (salt == '') + salt = new ArrayBuffer(32); + if (salt.byteLength != 32) + throw new Error("Got salt of incorrect length"); + + info = toArrayBuffer(info); // TODO: maybe convert calls? + + return textsecure.crypto.HKDF(input, salt, info); + } + + var verifyMAC = function(data, key, mac) { + return textsecure.crypto.sign(key, data).then(function(calculated_mac) { + if (!isEqual(calculated_mac, mac, true)) + throw new Error("Bad MAC"); + }); + } + + /****************************** + *** Ratchet implementation *** + ******************************/ + var calculateRatchet = function(session, remoteKey, sending) { + var ratchet = session.currentRatchet; + + return textsecure.crypto.ECDHE(remoteKey, toArrayBuffer(ratchet.ephemeralKeyPair.privKey)).then(function(sharedSecret) { + return HKDF(sharedSecret, toArrayBuffer(ratchet.rootKey), "WhisperRatchet").then(function(masterKey) { + if (sending) + session[getString(ratchet.ephemeralKeyPair.pubKey)] = { messageKeys: {}, chainKey: { counter: -1, key: masterKey[1] } }; + else + session[getString(remoteKey)] = { messageKeys: {}, chainKey: { counter: -1, key: masterKey[1] } }; + ratchet.rootKey = masterKey[0]; + }); + }); + } + + var initSession = function(isInitiator, ourEphemeralKey, ourSignedKey, encodedNumber, theirIdentityPubKey, theirEphemeralPubKey, theirSignedPubKey) { + var ourIdentityKey = crypto_storage.getIdentityKey(); + + if (isInitiator) { + if (ourSignedKey !== undefined) + throw new Error("Invalid call to initSession"); + ourSignedKey = ourEphemeralKey; + } else { + if (theirSignedPubKey !== undefined) + throw new Error("Invalid call to initSession"); + theirSignedPubKey = theirEphemeralPubKey; + } + + var sharedSecret; + if (ourEphemeralKey === undefined || theirEphemeralPubKey === undefined) + sharedSecret = new Uint8Array(32 * 4); + else + sharedSecret = new Uint8Array(32 * 5); + + for (var i = 0; i < 32; i++) + sharedSecret[i] = 0xff; + + return textsecure.crypto.ECDHE(theirSignedPubKey, ourIdentityKey.privKey).then(function(ecRes1) { + function finishInit() { + return textsecure.crypto.ECDHE(theirSignedPubKey, ourSignedKey.privKey).then(function(ecRes) { + sharedSecret.set(new Uint8Array(ecRes), 32 * 3); + + return HKDF(sharedSecret.buffer, '', "WhisperText").then(function(masterKey) { + var session = {currentRatchet: { rootKey: masterKey[0], lastRemoteEphemeralKey: theirSignedPubKey, previousCounter: 0 }, + indexInfo: { remoteIdentityKey: theirIdentityPubKey, closed: -1 }, + oldRatchetList: [] + }; + if (!isInitiator) + session.indexInfo.baseKey = theirEphemeralPubKey; + else + session.indexInfo.baseKey = ourEphemeralKey.pubKey; + + // If we're initiating we go ahead and set our first sending ephemeral key now, + // otherwise we figure it out when we first maybeStepRatchet with the remote's ephemeral key + if (isInitiator) { + return textsecure.crypto.createKeyPair().then(function(ourSendingEphemeralKey) { + session.currentRatchet.ephemeralKeyPair = ourSendingEphemeralKey; + return calculateRatchet(session, theirSignedPubKey, true).then(function() { + return session; + }); + }); + } else { + session.currentRatchet.ephemeralKeyPair = ourSignedKey; + return session; + } + }); + }); + } + + var promise; + if (ourEphemeralKey === undefined || theirEphemeralPubKey === undefined) + promise = Promise.resolve(new ArrayBuffer(0)); + else + promise = textsecure.crypto.ECDHE(theirEphemeralPubKey, ourEphemeralKey.privKey); + return promise.then(function(ecRes4) { + sharedSecret.set(new Uint8Array(ecRes4), 32 * 4); + + if (isInitiator) + return textsecure.crypto.ECDHE(theirIdentityPubKey, ourSignedKey.privKey).then(function(ecRes2) { + sharedSecret.set(new Uint8Array(ecRes1), 32); + sharedSecret.set(new Uint8Array(ecRes2), 32 * 2); + }).then(finishInit); + else + return textsecure.crypto.ECDHE(theirIdentityPubKey, ourSignedKey.privKey).then(function(ecRes2) { + sharedSecret.set(new Uint8Array(ecRes1), 32 * 2); + sharedSecret.set(new Uint8Array(ecRes2), 32) + }).then(finishInit); + }); + }); + } + + var removeOldChains = function(session) { + // Sending ratchets are always removed when we step because we never need them again + // Receiving ratchets are either removed if we step with all keys used up to previousCounter + // and are otherwise added to the oldRatchetList, which we parse here and remove ratchets + // older than a week (we assume the message was lost and move on with our lives at that point) + var newList = []; + for (var i = 0; i < session.oldRatchetList.length; i++) { + var entry = session.oldRatchetList[i]; + var ratchet = getString(entry.ephemeralKey); + console.log("Checking old chain with added time " + (entry.added/1000)); + if ((!objectContainsKeys(session[ratchet].messageKeys) && (session[ratchet].chainKey === undefined || session[ratchet].chainKey.key === undefined)) + || entry.added < new Date().getTime() - MESSAGE_LOST_THRESHOLD_MS) { + delete session[ratchet]; + console.log("...deleted"); + } else + newList[newList.length] = entry; + } + session.oldRatchetList = newList; + } + + var closeSession = function(session, sessionClosedByRemote) { + if (session.indexInfo.closed > -1) + return; + + // After this has run, we can still receive messages on ratchet chains which + // were already open (unless we know we dont need them), + // but we cannot send messages or step the ratchet + + // Delete current sending ratchet + delete session[getString(session.currentRatchet.ephemeralKeyPair.pubKey)]; + // Move all receive ratchets to the oldRatchetList to mark them for deletion + for (var i in session) { + if (session[i].chainKey !== undefined && session[i].chainKey.key !== undefined) { + if (!sessionClosedByRemote) + session.oldRatchetList[session.oldRatchetList.length] = { added: new Date().getTime(), ephemeralKey: i }; + else + delete session[i].chainKey.key; + } + } + // Delete current root key and our ephemeral key pair to disallow ratchet stepping + delete session.currentRatchet['rootKey']; + delete session.currentRatchet['ephemeralKeyPair']; + session.indexInfo.closed = new Date().getTime(); + removeOldChains(session); + } + + self.closeOpenSessionForDevice = function(encodedNumber) { + var session = crypto_storage.getOpenSession(encodedNumber); + if (session === undefined) + return; + + closeSession(session); + crypto_storage.saveSession(encodedNumber, session); + } + + var initSessionFromPreKeyWhisperMessage; + var decryptWhisperMessage; + var handlePreKeyWhisperMessage = function(from, encodedMessage) { + var preKeyProto = textsecure.protobuf.PreKeyWhisperMessage.decode(encodedMessage, 'binary'); + return initSessionFromPreKeyWhisperMessage(from, preKeyProto).then(function(sessions) { + return decryptWhisperMessage(from, getString(preKeyProto.message), sessions[0], preKeyProto.registrationId).then(function(result) { + if (sessions[1] !== undefined) + sessions[1](); + return result; + }); + }); + } + + var wipeIdentityAndTryMessageAgain = function(from, encodedMessage, message_id) { + // Wipe identity key! + textsecure.storage.removeEncrypted("devices" + from.split('.')[0]); + return handlePreKeyWhisperMessage(from, encodedMessage).then( + function(pushMessageContent) { + extension.trigger('message:decrypted', { + message_id : message_id, + data : pushMessageContent + }); + } + ); + } + textsecure.replay.registerFunction(wipeIdentityAndTryMessageAgain, textsecure.replay.Type.INIT_SESSION); + + initSessionFromPreKeyWhisperMessage = function(encodedNumber, message) { + var preKeyPair = crypto_storage.getStoredKeyPair("preKey" + message.preKeyId); + var signedPreKeyPair = crypto_storage.getStoredKeyPair("signedKey" + message.signedPreKeyId); + + var session = crypto_storage.getSessionOrIdentityKeyByBaseKey(encodedNumber, toArrayBuffer(message.baseKey)); + var open_session = crypto_storage.getOpenSession(encodedNumber); + if (signedPreKeyPair === undefined) { + // Session may or may not be the right one, but if its not, we can't do anything about it + // ...fall through and let decryptWhisperMessage handle that case + if (session !== undefined && session.currentRatchet !== undefined) + return Promise.resolve([session, undefined]); + else + throw new Error("Missing Signed PreKey for PreKeyWhisperMessage"); + } + if (session !== undefined) { + // Duplicate PreKeyMessage for session: + if (isEqual(session.indexInfo.baseKey, message.baseKey, false)) + return Promise.resolve([session, undefined]); + + // We already had a session/known identity key: + if (isEqual(session.indexInfo.remoteIdentityKey, message.identityKey, false)) { + // If the identity key matches the previous one, close the previous one and use the new one + if (open_session !== undefined) + closeSession(open_session); // To be returned and saved later + } else { + // ...otherwise create an error that the UI will pick up and ask the user if they want to re-negotiate + throw new textsecure.IncomingIdentityKeyError(encodedNumber, getString(message.encode())); + } + } + return initSession(false, preKeyPair, signedPreKeyPair, encodedNumber, toArrayBuffer(message.identityKey), toArrayBuffer(message.baseKey), undefined) + .then(function(new_session) { + // Note that the session is not actually saved until the very end of decryptWhisperMessage + // ... to ensure that the sender actually holds the private keys for all reported pubkeys + return [new_session, function() { + if (open_session !== undefined) + crypto_storage.saveSession(encodedNumber, open_session); + crypto_storage.removeStoredKeyPair("preKey" + message.preKeyId); + }]; + });; + } + + var fillMessageKeys = function(chain, counter) { + if (chain.chainKey.counter + 1000 < counter) //TODO: maybe 1000 is too low/high in some cases? + return Promise.resolve(); // Stalker, much? + + if (chain.chainKey.counter >= counter) + return Promise.resolve(); // Already calculated + + if (chain.chainKey.key === undefined) + throw new Error("Got invalid request to extend chain after it was already closed"); + + var key = toArrayBuffer(chain.chainKey.key); + var byteArray = new Uint8Array(1); + byteArray[0] = 1; + return textsecure.crypto.sign(key, byteArray.buffer).then(function(mac) { + byteArray[0] = 2; + return textsecure.crypto.sign(key, byteArray.buffer).then(function(key) { + chain.messageKeys[chain.chainKey.counter + 1] = mac; + chain.chainKey.key = key + chain.chainKey.counter += 1; + return fillMessageKeys(chain, counter); + }); + }); + } + + var maybeStepRatchet = function(session, remoteKey, previousCounter) { + if (session[getString(remoteKey)] !== undefined) + return Promise.resolve(); + + var ratchet = session.currentRatchet; + + var finish = function() { + return calculateRatchet(session, remoteKey, false).then(function() { + // Now swap the ephemeral key and calculate the new sending chain + var previousRatchet = getString(ratchet.ephemeralKeyPair.pubKey); + if (session[previousRatchet] !== undefined) { + ratchet.previousCounter = session[previousRatchet].chainKey.counter; + delete session[previousRatchet]; + } + + return textsecure.crypto.createKeyPair().then(function(keyPair) { + ratchet.ephemeralKeyPair = keyPair; + return calculateRatchet(session, remoteKey, true).then(function() { + ratchet.lastRemoteEphemeralKey = remoteKey; + }); + }); + }); + } + + var previousRatchet = session[getString(ratchet.lastRemoteEphemeralKey)]; + if (previousRatchet !== undefined) { + return fillMessageKeys(previousRatchet, previousCounter).then(function() { + delete previousRatchet.chainKey.key; + if (!objectContainsKeys(previousRatchet.messageKeys)) + delete session[getString(ratchet.lastRemoteEphemeralKey)]; + else + session.oldRatchetList[session.oldRatchetList.length] = { added: new Date().getTime(), ephemeralKey: ratchet.lastRemoteEphemeralKey }; + }).then(finish); + } else + return finish(); + } + + // returns decrypted protobuf + decryptWhisperMessage = function(encodedNumber, messageBytes, session, registrationId) { + if (messageBytes[0] != String.fromCharCode((3 << 4) | 3)) + throw new Error("Bad version number on WhisperMessage"); + + var messageProto = messageBytes.substring(1, messageBytes.length - 8); + var mac = messageBytes.substring(messageBytes.length - 8, messageBytes.length); + + var message = textsecure.protobuf.WhisperMessage.decode(messageProto, 'binary'); + var remoteEphemeralKey = toArrayBuffer(message.ephemeralKey); + + if (session === undefined) { + var session = crypto_storage.getSessionByRemoteEphemeralKey(encodedNumber, remoteEphemeralKey); + if (session === undefined) + throw new Error("No session found to decrypt message from " + encodedNumber); + } + + return maybeStepRatchet(session, remoteEphemeralKey, message.previousCounter).then(function() { + var chain = session[getString(message.ephemeralKey)]; + + return fillMessageKeys(chain, message.counter).then(function() { + return HKDF(toArrayBuffer(chain.messageKeys[message.counter]), '', "WhisperMessageKeys").then(function(keys) { + delete chain.messageKeys[message.counter]; + + var messageProtoArray = toArrayBuffer(messageProto); + var macInput = new Uint8Array(messageProtoArray.byteLength + 33*2 + 1); + macInput.set(new Uint8Array(toArrayBuffer(session.indexInfo.remoteIdentityKey))); + macInput.set(new Uint8Array(toArrayBuffer(crypto_storage.getIdentityKey().pubKey)), 33); + macInput[33*2] = (3 << 4) | 3; + macInput.set(new Uint8Array(messageProtoArray), 33*2 + 1); + + return verifyMAC(macInput.buffer, keys[1], mac).then(function() { + return window.textsecure.crypto.decrypt(keys[0], toArrayBuffer(message.ciphertext), keys[2].slice(0, 16)) + .then(function(paddedPlaintext) { + + paddedPlaintext = new Uint8Array(paddedPlaintext); + var plaintext; + for (var i = paddedPlaintext.length - 1; i >= 0; i--) { + if (paddedPlaintext[i] == 0x80) { + plaintext = new Uint8Array(i); + plaintext.set(paddedPlaintext.subarray(0, i)); + plaintext = plaintext.buffer; + break; + } else if (paddedPlaintext[i] != 0x00) + throw new Error('Invalid padding'); + } + + delete session['pendingPreKey']; + + var finalMessage = textsecure.protobuf.PushMessageContent.decode(plaintext); + + if ((finalMessage.flags & textsecure.protobuf.PushMessageContent.Flags.END_SESSION) + == textsecure.protobuf.PushMessageContent.Flags.END_SESSION) + closeSession(session, true); + + removeOldChains(session); + + crypto_storage.saveSession(encodedNumber, session, registrationId); + return finalMessage; + }); + }); + }); + }); + }); + } + + /************************* + *** Public crypto API *** + *************************/ + // Decrypts message into a raw string + self.decryptWebsocketMessage = function(message) { + var signaling_key = textsecure.storage.getEncrypted("signaling_key"); //TODO: in crypto_storage + var aes_key = toArrayBuffer(signaling_key.substring(0, 32)); + var mac_key = toArrayBuffer(signaling_key.substring(32, 32 + 20)); + + var decodedMessage = message.toArrayBuffer(); + if (new Uint8Array(decodedMessage)[0] != 1) + throw new Error("Got bad version number: " + decodedMessage[0]); + + var iv = decodedMessage.slice(1, 1 + 16); + var ciphertext = decodedMessage.slice(1 + 16, decodedMessage.byteLength - 10); + var ivAndCiphertext = decodedMessage.slice(0, decodedMessage.byteLength - 10); + var mac = decodedMessage.slice(decodedMessage.byteLength - 10, decodedMessage.byteLength); + + return verifyMAC(ivAndCiphertext, mac_key, mac).then(function() { + return window.textsecure.crypto.decrypt(aes_key, ciphertext, iv); + }); + }; + + self.decryptAttachment = function(encryptedBin, keys) { + var aes_key = keys.slice(0, 32); + var mac_key = keys.slice(32, 64); + + var iv = encryptedBin.slice(0, 16); + var ciphertext = encryptedBin.slice(16, encryptedBin.byteLength - 32); + var ivAndCiphertext = encryptedBin.slice(0, encryptedBin.byteLength - 32); + var mac = encryptedBin.slice(encryptedBin.byteLength - 32, encryptedBin.byteLength); + + return verifyMAC(ivAndCiphertext, mac_key, mac).then(function() { + return window.textsecure.crypto.decrypt(aes_key, ciphertext, iv); + }); + }; + + self.encryptAttachment = function(plaintext, keys, iv) { + var aes_key = keys.slice(0, 32); + var mac_key = keys.slice(32, 64); + + return window.textsecure.crypto.encrypt(aes_key, plaintext, iv).then(function(ciphertext) { + var ivAndCiphertext = new Uint8Array(16 + ciphertext.byteLength); + ivAndCiphertext.set(new Uint8Array(iv)); + ivAndCiphertext.set(new Uint8Array(ciphertext), 16); + + return textsecure.crypto.sign(mac_key, ivAndCiphertext.buffer).then(function(mac) { + var encryptedBin = new Uint8Array(16 + ciphertext.byteLength + 32); + encryptedBin.set(ivAndCiphertext); + encryptedBin.set(new Uint8Array(mac), 16 + ciphertext.byteLength); + return encryptedBin.buffer; + }); + }); + }; + + self.handleIncomingPushMessageProto = function(proto) { + switch(proto.type) { + case textsecure.protobuf.IncomingPushMessageSignal.Type.PLAINTEXT: + return Promise.resolve(textsecure.protobuf.PushMessageContent.decode(proto.message)); + case textsecure.protobuf.IncomingPushMessageSignal.Type.CIPHERTEXT: + var from = proto.source + "." + (proto.sourceDevice == null ? 0 : proto.sourceDevice); + return decryptWhisperMessage(from, getString(proto.message)); + case textsecure.protobuf.IncomingPushMessageSignal.Type.PREKEY_BUNDLE: + if (proto.message.readUint8() != ((3 << 4) | 3)) + throw new Error("Bad version byte"); + var from = proto.source + "." + (proto.sourceDevice == null ? 0 : proto.sourceDevice); + return handlePreKeyWhisperMessage(from, getString(proto.message)); + case textsecure.protobuf.IncomingPushMessageSignal.Type.RECEIPT: + return Promise.resolve(null); + default: + return new Promise(function(resolve, reject) { reject(new Error("Unknown message type")); }); + } + } + + // return Promise(encoded [PreKey]WhisperMessage) + self.encryptMessageFor = function(deviceObject, pushMessageContent) { + var session = crypto_storage.getOpenSession(deviceObject.encodedNumber); + + var doEncryptPushMessageContent = function() { + var msg = new textsecure.protobuf.WhisperMessage(); + var plaintext = toArrayBuffer(pushMessageContent.encode()); + + var paddedPlaintext = new Uint8Array(Math.ceil((plaintext.byteLength + 1) / 160.0) * 160 - 1); + paddedPlaintext.set(new Uint8Array(plaintext)); + paddedPlaintext[plaintext.byteLength] = 0x80; + + msg.ephemeralKey = toArrayBuffer(session.currentRatchet.ephemeralKeyPair.pubKey); + var chain = session[getString(msg.ephemeralKey)]; + + return fillMessageKeys(chain, chain.chainKey.counter + 1).then(function() { + return HKDF(toArrayBuffer(chain.messageKeys[chain.chainKey.counter]), '', "WhisperMessageKeys").then(function(keys) { + delete chain.messageKeys[chain.chainKey.counter]; + msg.counter = chain.chainKey.counter; + msg.previousCounter = session.currentRatchet.previousCounter; + + return window.textsecure.crypto.encrypt(keys[0], paddedPlaintext.buffer, keys[2].slice(0, 16)).then(function(ciphertext) { + msg.ciphertext = ciphertext; + var encodedMsg = toArrayBuffer(msg.encode()); + + var macInput = new Uint8Array(encodedMsg.byteLength + 33*2 + 1); + macInput.set(new Uint8Array(toArrayBuffer(crypto_storage.getIdentityKey().pubKey))); + macInput.set(new Uint8Array(toArrayBuffer(session.indexInfo.remoteIdentityKey)), 33); + macInput[33*2] = (3 << 4) | 3; + macInput.set(new Uint8Array(encodedMsg), 33*2 + 1); + + return textsecure.crypto.sign(keys[1], macInput.buffer).then(function(mac) { + var result = new Uint8Array(encodedMsg.byteLength + 9); + result[0] = (3 << 4) | 3; + result.set(new Uint8Array(encodedMsg), 1); + result.set(new Uint8Array(mac, 0, 8), encodedMsg.byteLength + 1); + + try { + delete deviceObject['signedKey']; + delete deviceObject['signedKeyId']; + delete deviceObject['preKey']; + delete deviceObject['preKeyId']; + } catch(_) {} + + removeOldChains(session); + + crypto_storage.saveSessionAndDevice(deviceObject, session); + return result; + }); + }); + }); + }); + } + + var preKeyMsg = new textsecure.protobuf.PreKeyWhisperMessage(); + preKeyMsg.identityKey = toArrayBuffer(crypto_storage.getIdentityKey().pubKey); + preKeyMsg.registrationId = textsecure.storage.getUnencrypted("registrationId"); + + if (session === undefined) { + return textsecure.crypto.createKeyPair().then(function(baseKey) { + preKeyMsg.preKeyId = deviceObject.preKeyId; + preKeyMsg.signedPreKeyId = deviceObject.signedKeyId; + preKeyMsg.baseKey = toArrayBuffer(baseKey.pubKey); + return initSession(true, baseKey, undefined, deviceObject.encodedNumber, + toArrayBuffer(deviceObject.identityKey), toArrayBuffer(deviceObject.preKey), toArrayBuffer(deviceObject.signedKey)) + .then(function(new_session) { + session = new_session; + session.pendingPreKey = { preKeyId: deviceObject.preKeyId, signedKeyId: deviceObject.signedKeyId, baseKey: baseKey.pubKey }; + return doEncryptPushMessageContent().then(function(message) { + preKeyMsg.message = message; + var result = String.fromCharCode((3 << 4) | 3) + getString(preKeyMsg.encode()); + return {type: 3, body: result}; + }); + }); + }); + } else + return doEncryptPushMessageContent().then(function(message) { + if (session.pendingPreKey !== undefined) { + preKeyMsg.baseKey = toArrayBuffer(session.pendingPreKey.baseKey); + preKeyMsg.preKeyId = session.pendingPreKey.preKeyId; + preKeyMsg.signedPreKeyId = session.pendingPreKey.signedKeyId; + preKeyMsg.message = message; + + var result = String.fromCharCode((3 << 4) | 3) + getString(preKeyMsg.encode()); + return {type: 3, body: result}; + } else + return {type: 1, body: getString(message)}; + }); + } + + var GENERATE_KEYS_KEYS_GENERATED = 100; + self.generateKeys = function() { + var identityKeyPair = crypto_storage.getIdentityKey(); + var identityKeyCalculated = function(identityKeyPair) { + var firstPreKeyId = textsecure.storage.getEncrypted("maxPreKeyId", 0); + textsecure.storage.putEncrypted("maxPreKeyId", firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED); + + var signedKeyId = textsecure.storage.getEncrypted("signedKeyId", 0); + textsecure.storage.putEncrypted("signedKeyId", signedKeyId + 1); + + var keys = {}; + keys.identityKey = identityKeyPair.pubKey; + keys.preKeys = []; + + var generateKey = function(keyId) { + return crypto_storage.getNewStoredKeyPair("preKey" + keyId, false).then(function(keyPair) { + keys.preKeys[keyId] = {keyId: keyId, publicKey: keyPair.pubKey}; + }); + }; + + var promises = []; + for (var i = firstPreKeyId; i < firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED; i++) + promises[i] = generateKey(i); + + promises[firstPreKeyId + GENERATE_KEYS_KEYS_GENERATED] = crypto_storage.getNewStoredKeyPair("signedKey" + signedKeyId).then(function(keyPair) { + return textsecure.crypto.Ed25519Sign(identityKeyPair.privKey, keyPair.pubKey).then(function(sig) { + keys.signedPreKey = {keyId: signedKeyId, publicKey: keyPair.pubKey, signature: sig}; + }); + }); + + //TODO: Process by date added and agressively call generateKeys when we get near maxPreKeyId in a message + crypto_storage.removeStoredKeyPair("signedKey" + (signedKeyId - 2)); + + return Promise.all(promises).then(function() { + return keys; + }); + } + if (identityKeyPair === undefined) + return crypto_storage.getNewStoredKeyPair("identityKey").then(function(keyPair) { return identityKeyCalculated(keyPair); }); + else + return identityKeyCalculated(identityKeyPair); + } + + //TODO: Dont always update prekeys here + if (textsecure.storage.getEncrypted("lastSignedKeyUpdate", Date.now()) < Date.now() - MESSAGE_LOST_THRESHOLD_MS) { + new Promise(function(resolve) { resolve(self.generateKeys()); }); + } + + + self.prepareTempWebsocket = function() { + var socketInfo = {}; + var keyPair; + + socketInfo.decryptAndHandleDeviceInit = function(deviceInit) { + var masterEphemeral = toArrayBuffer(deviceInit.masterEphemeralPubKey); + var message = toArrayBuffer(deviceInit.identityKeyMessage); + + return textsecure.crypto.ECDHE(masterEphemeral, keyPair.privKey).then(function(ecRes) { + return HKDF(ecRes, masterEphemeral, "WhisperDeviceInit").then(function(keys) { + if (new Uint8Array(message)[0] != (3 << 4) | 3) + throw new Error("Bad version number on IdentityKeyMessage"); + + var iv = message.slice(1, 16 + 1); + var mac = message.slice(message.length - 32, message.length); + var ivAndCiphertext = message.slice(0, message.length - 32); + var ciphertext = message.slice(16 + 1, message.length - 32); + + return verifyMAC(ivAndCiphertext, ecRes[1], mac).then(function() { + window.textsecure.crypto.decrypt(ecRes[0], ciphertext, iv).then(function(plaintext) { + var identityKeyMsg = textsecure.protobuf.IdentityKey.decode(plaintext); + + textsecure.crypto.createKeyPair(toArrayBuffer(identityKeyMsg.identityKey)).then(function(identityKeyPair) { + crypto_storage.putKeyPair("identityKey", identityKeyPair); + identityKeyMsg.identityKey = null; + + return identityKeyMsg; + }); + }); + }); + }); + }); + } + + return textsecure.crypto.createKeyPair().then(function(newKeyPair) { + keyPair = newKeyPair; + socketInfo.pubKey = keyPair.pubKey; + return socketInfo; + }); + } + + return self; +}(); + +})(); + +/* vim: ts=4:sw=4:expandtab + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ +// sendMessage(numbers = [], message = PushMessageContentProto, callback(success/failure map)) +window.textsecure.messaging = function() { + 'use strict'; + + var self = {}; + + function getKeysForNumber(number, updateDevices) { + var handleResult = function(response) { + for (var i in response.devices) { + if (updateDevices === undefined || updateDevices.indexOf(response.devices[i].deviceId) > -1) + textsecure.storage.devices.saveKeysToDeviceObject({ + encodedNumber: number + "." + response.devices[i].deviceId, + identityKey: response.identityKey, + preKey: response.devices[i].preKey.publicKey, + preKeyId: response.devices[i].preKey.keyId, + signedKey: response.devices[i].signedPreKey.publicKey, + signedKeyId: response.devices[i].signedPreKey.keyId, + registrationId: response.devices[i].registrationId + }); + } + }; + + var promises = []; + if (updateDevices !== undefined) + for (var i in updateDevices) + promises[promises.length] = textsecure.api.getKeysForNumber(number, updateDevices[i]).then(handleResult); + else + return textsecure.api.getKeysForNumber(number).then(handleResult); + + return Promise.all(promises); + } + + // success_callback(server success/failure map), error_callback(error_msg) + // message == PushMessageContentProto (NOT STRING) + function sendMessageToDevices(timestamp, number, deviceObjectList, message, success_callback, error_callback) { + var jsonData = []; + var relay = undefined; + var promises = []; + + var addEncryptionFor = function(i) { + if (deviceObjectList[i].relay !== undefined) { + if (relay === undefined) + relay = deviceObjectList[i].relay; + else if (relay != deviceObjectList[i].relay) + return new Promise(function() { throw new Error("Mismatched relays for number " + number); }); + } else { + if (relay === undefined) + relay = ""; + else if (relay != "") + return new Promise(function() { throw new Error("Mismatched relays for number " + number); }); + } + + return textsecure.protocol.encryptMessageFor(deviceObjectList[i], message).then(function(encryptedMsg) { + jsonData[i] = { + type: encryptedMsg.type, + destinationDeviceId: textsecure.utils.unencodeNumber(deviceObjectList[i].encodedNumber)[1], + destinationRegistrationId: deviceObjectList[i].registrationId, + body: encryptedMsg.body, + timestamp: timestamp + }; + + if (deviceObjectList[i].relay !== undefined) + jsonData[i].relay = deviceObjectList[i].relay; + }); + } + + for (var i = 0; i < deviceObjectList.length; i++) + promises[i] = addEncryptionFor(i); + return Promise.all(promises).then(function() { + return textsecure.api.sendMessages(number, jsonData); + }); + } + + var sendGroupProto; + var makeAttachmentPointer; + var refreshGroups = function(number) { + var groups = textsecure.storage.groups.getGroupListForNumber(number); + var promises = []; + for (var i in groups) { + var group = textsecure.storage.groups.getGroup(groups[i]); + + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + + proto.group.id = toArrayBuffer(group.id); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE; + proto.group.members = group.numbers; + proto.group.name = group.name === undefined ? null : group.name; + + if (group.avatar !== undefined) { + return makeAttachmentPointer(group.avatar).then(function(attachment) { + proto.group.avatar = attachment; + promises.push(sendGroupProto([number], proto)); + }); + } else { + promises.push(sendGroupProto([number], proto)); + } + } + return Promise.all(promises); + } + + var tryMessageAgain = function(number, encodedMessage, message_id) { + var message = new Whisper.MessageCollection().add({id: message_id}); + message.fetch().then(function() { + textsecure.storage.removeEncrypted("devices" + number); + var proto = textsecure.protobuf.PushMessageContent.decode(encodedMessage, 'binary'); + sendMessageProto(message.get('sent_at'), [number], proto, function(res) { + if (res.failure.length > 0) { + message.set('errors', res.failure); + } + else { + message.set('errors', []); + } + message.save().then(function(){ + extension.trigger('message', message); // notify frontend listeners + }); + }); + }); + }; + textsecure.replay.registerFunction(tryMessageAgain, textsecure.replay.Type.SEND_MESSAGE); + + var sendMessageProto = function(timestamp, numbers, message, callback) { + var numbersCompleted = 0; + var errors = []; + var successfulNumbers = []; + + var numberCompleted = function() { + numbersCompleted++; + if (numbersCompleted >= numbers.length) + callback({success: successfulNumbers, failure: errors}); + } + + var registerError = function(number, message, error) { + if (error) { + if (error.humanError) + message = error.humanError; + } else + error = new Error(message); + errors[errors.length] = { number: number, reason: message, error: error }; + numberCompleted(); + } + + var doSendMessage; + var reloadDevicesAndSend = function(number, recurse) { + return function() { + var devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number); + if (devicesForNumber.length == 0) + return registerError(number, "Got empty device list when loading device keys", null); + refreshGroups(number).then(function() { + doSendMessage(number, devicesForNumber, recurse); + }); + } + } + + doSendMessage = function(number, devicesForNumber, recurse) { + return sendMessageToDevices(timestamp, number, devicesForNumber, message).then(function(result) { + successfulNumbers[successfulNumbers.length] = number; + numberCompleted(); + }).catch(function(error) { + if (error instanceof Error && error.name == "HTTPError" && (error.message == 410 || error.message == 409)) { + if (!recurse) + return registerError(number, "Hit retry limit attempting to reload device list", error); + + if (error.message == 409) + textsecure.storage.devices.removeDeviceIdsForNumber(number, error.response.extraDevices); + + var resetDevices = ((error.message == 410) ? error.response.staleDevices : error.response.missingDevices); + getKeysForNumber(number, resetDevices) + .then(reloadDevicesAndSend(number, false)) + .catch(function(error) { + if (error.message !== "Identity key changed") + registerError(number, "Failed to reload device keys", error); + else { + error = new textsecure.OutgoingIdentityKeyError(number, getString(message.encode())); + registerError(number, "Identity key changed", error); + } + }); + } else + registerError(number, "Failed to create or send message", error); + }); + } + + _.each(numbers, function(number) { + var devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number); + + var promises = []; + for (var j in devicesForNumber) + if (devicesForNumber[j].registrationId === undefined) + promises[promises.length] = getKeysForNumber(number, [parseInt(textsecure.utils.unencodeNumber(devicesForNumber[j].encodedNumber)[1])]); + + Promise.all(promises).then(function() { + devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number); + + if (devicesForNumber.length == 0) { + getKeysForNumber(number) + .then(reloadDevicesAndSend(number, true)) + .catch(function(error) { + registerError(number, "Failed to retreive new device keys for number " + number, error); + }); + } else + doSendMessage(number, devicesForNumber, true); + }); + }); + } + + makeAttachmentPointer = function(attachment) { + var proto = new textsecure.protobuf.PushMessageContent.AttachmentPointer(); + proto.key = textsecure.crypto.getRandomBytes(64); + + var iv = textsecure.crypto.getRandomBytes(16); + return textsecure.protocol.encryptAttachment(attachment.data, proto.key, iv).then(function(encryptedBin) { + return textsecure.api.putAttachment(encryptedBin).then(function(id) { + proto.id = id; + proto.contentType = attachment.contentType; + return proto; + }); + }); + } + + var sendIndividualProto = function(number, proto, timestamp) { + return new Promise(function(resolve, reject) { + sendMessageProto(timestamp, [number], proto, function(res) { + if (res.failure.length > 0) + reject(res.failure); + else + resolve(); + }); + }); + } + + sendGroupProto = function(numbers, proto, timestamp) { + timestamp = timestamp || Date.now(); + var me = textsecure.utils.unencodeNumber(textsecure.storage.getUnencrypted("number_id"))[0]; + numbers = numbers.filter(function(number) { return number != me; }); + + return new Promise(function(resolve, reject) { + sendMessageProto(timestamp, numbers, proto, function(res) { + if (res.failure.length > 0) + reject(res.failure); + else + resolve(); + }); + }); + } + + self.sendMessageToNumber = function(number, messageText, attachments, timestamp) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.body = messageText; + + var promises = []; + for (var i in attachments) + promises.push(makeAttachmentPointer(attachments[i])); + return Promise.all(promises).then(function(attachmentsArray) { + proto.attachments = attachmentsArray; + return sendIndividualProto(number, proto, timestamp); + }); + } + + self.closeSession = function(number) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.body = "TERMINATE"; + proto.flags = textsecure.protobuf.PushMessageContent.Flags.END_SESSION; + return sendIndividualProto(number, proto).then(function(res) { + var devices = textsecure.storage.devices.getDeviceObjectsForNumber(number); + for (var i in devices) + textsecure.protocol.closeOpenSessionForDevice(devices[i].encodedNumber); + + return res; + }); + } + + self.sendMessageToGroup = function(groupId, messageText, attachments, timestamp) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.body = messageText; + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + proto.group.id = toArrayBuffer(groupId); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.DELIVER; + + var numbers = textsecure.storage.groups.getNumbers(groupId); + if (numbers === undefined) + return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); }); + + var promises = []; + for (var i in attachments) + promises.push(makeAttachmentPointer(attachments[i])); + return Promise.all(promises).then(function(attachmentsArray) { + proto.attachments = attachmentsArray; + return sendGroupProto(numbers, proto, timestamp); + }); + } + + self.createGroup = function(numbers, name, avatar) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + + var group = textsecure.storage.groups.createNewGroup(numbers); + proto.group.id = toArrayBuffer(group.id); + var numbers = group.numbers; + + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE; + proto.group.members = numbers; + proto.group.name = name; + + if (avatar !== undefined) { + return makeAttachmentPointer(avatar).then(function(attachment) { + proto.group.avatar = attachment; + return sendGroupProto(numbers, proto).then(function() { + return proto.group.id; + }); + }); + } else { + return sendGroupProto(numbers, proto).then(function() { + return proto.group.id; + }); + } + } + + self.addNumberToGroup = function(groupId, number) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + proto.group.id = toArrayBuffer(groupId); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE; + + var numbers = textsecure.storage.groups.addNumbers(groupId, [number]); + if (numbers === undefined) + return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); }); + proto.group.members = numbers; + + return sendGroupProto(numbers, proto); + } + + self.setGroupName = function(groupId, name) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + proto.group.id = toArrayBuffer(groupId); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE; + proto.group.name = name; + + var numbers = textsecure.storage.groups.getNumbers(groupId); + if (numbers === undefined) + return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); }); + proto.group.members = numbers; + + return sendGroupProto(numbers, proto); + } + + self.setGroupAvatar = function(groupId, avatar) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + proto.group.id = toArrayBuffer(groupId); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.UPDATE; + + var numbers = textsecure.storage.groups.getNumbers(groupId); + if (numbers === undefined) + return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); }); + proto.group.members = numbers; + + return makeAttachmentPointer(avatar).then(function(attachment) { + proto.group.avatar = attachment; + return sendGroupProto(numbers, proto); + }); + } + + self.leaveGroup = function(groupId) { + var proto = new textsecure.protobuf.PushMessageContent(); + proto.group = new textsecure.protobuf.PushMessageContent.GroupContext(); + proto.group.id = toArrayBuffer(groupId); + proto.group.type = textsecure.protobuf.PushMessageContent.GroupContext.Type.QUIT; + + var numbers = textsecure.storage.groups.getNumbers(groupId); + if (numbers === undefined) + return new Promise(function(resolve, reject) { reject(new Error("Unknown Group")); }); + textsecure.storage.groups.deleteGroup(groupId); + + return sendGroupProto(numbers, proto); + } + + return self; +}(); diff --git a/js/api.js b/libtextsecure/api.js similarity index 100% rename from js/api.js rename to libtextsecure/api.js diff --git a/js/crypto.js b/libtextsecure/crypto.js similarity index 100% rename from js/crypto.js rename to libtextsecure/crypto.js diff --git a/js/errors.js b/libtextsecure/errors.js similarity index 100% rename from js/errors.js rename to libtextsecure/errors.js diff --git a/js/helpers.js b/libtextsecure/helpers.js similarity index 100% rename from js/helpers.js rename to libtextsecure/helpers.js diff --git a/js/protobufs.js b/libtextsecure/protobufs.js similarity index 100% rename from js/protobufs.js rename to libtextsecure/protobufs.js diff --git a/js/protocol.js b/libtextsecure/protocol.js similarity index 100% rename from js/protocol.js rename to libtextsecure/protocol.js diff --git a/js/sendmessage.js b/libtextsecure/sendmessage.js similarity index 100% rename from js/sendmessage.js rename to libtextsecure/sendmessage.js diff --git a/js/storage.js b/libtextsecure/storage.js similarity index 100% rename from js/storage.js rename to libtextsecure/storage.js diff --git a/js/storage/devices.js b/libtextsecure/storage/devices.js similarity index 100% rename from js/storage/devices.js rename to libtextsecure/storage/devices.js diff --git a/js/storage/groups.js b/libtextsecure/storage/groups.js similarity index 100% rename from js/storage/groups.js rename to libtextsecure/storage/groups.js diff --git a/js/stringview.js b/libtextsecure/stringview.js similarity index 100% rename from js/stringview.js rename to libtextsecure/stringview.js diff --git a/js/websocket-resources.js b/libtextsecure/websocket-resources.js similarity index 100% rename from js/websocket-resources.js rename to libtextsecure/websocket-resources.js diff --git a/js/websocket.js b/libtextsecure/websocket.js similarity index 100% rename from js/websocket.js rename to libtextsecure/websocket.js diff --git a/options.html b/options.html index 2bcd98e90b..b56dbd2b41 100644 --- a/options.html +++ b/options.html @@ -95,27 +95,17 @@ - - - - - - - - - - - - - + + + + + - - diff --git a/test/index.html b/test/index.html index 9bd8e99b06..ac5de142d5 100644 --- a/test/index.html +++ b/test/index.html @@ -125,27 +125,18 @@ - - - - - - - - - - + + - - + + + + - - - From 899d75646954cac1f8039b6526c8d5df10648829 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 15:04:21 -1000 Subject: [PATCH 5/9] Split tests between libtextsecure and main --- Gruntfile.js | 9 +- libtextsecure/test/_test.js | 69 + libtextsecure/test/blanket_mocha.js | 5309 ++++++++ {test => libtextsecure/test}/crypto_test.js | 0 .../test}/curve25519_compiled_test.js | 0 .../test}/curve25519_test.js | 0 {test => libtextsecure/test}/fake_api.js | 0 {test => libtextsecure/test}/helpers_test.js | 0 libtextsecure/test/index.html | 67 + .../test}/nativeclient_test.js | 0 {test => libtextsecure/test}/protocol_test.js | 0 libtextsecure/test/protos | 1 + libtextsecure/test/test.js | 10943 ++++++++++++++++ {test => libtextsecure/test}/testvectors.js | 0 .../test}/websocket-resources_test.js | 0 test/index.html | 9 - 16 files changed, 16397 insertions(+), 10 deletions(-) create mode 100644 libtextsecure/test/_test.js create mode 100644 libtextsecure/test/blanket_mocha.js rename {test => libtextsecure/test}/crypto_test.js (100%) rename {test => libtextsecure/test}/curve25519_compiled_test.js (100%) rename {test => libtextsecure/test}/curve25519_test.js (100%) rename {test => libtextsecure/test}/fake_api.js (100%) rename {test => libtextsecure/test}/helpers_test.js (100%) create mode 100644 libtextsecure/test/index.html rename {test => libtextsecure/test}/nativeclient_test.js (100%) rename {test => libtextsecure/test}/protocol_test.js (100%) create mode 120000 libtextsecure/test/protos create mode 100644 libtextsecure/test/test.js rename {test => libtextsecure/test}/testvectors.js (100%) rename {test => libtextsecure/test}/websocket-resources_test.js (100%) diff --git a/Gruntfile.js b/Gruntfile.js index 05ede6716f..2a636b7bcd 100644 --- a/Gruntfile.js +++ b/Gruntfile.js @@ -72,6 +72,13 @@ module.exports = function(grunt) { ], dest: 'js/libtextsecure.js', }, + libtextsecuretest: { + src: [ + 'components/mocha/mocha.js', + 'components/chai/chai.js', + 'libtextsecure/test/_test.js' + ], + dest: 'libtextsecure/test/test.js', } }, sass: { @@ -118,7 +125,7 @@ module.exports = function(grunt) { 'saucelabs-mocha': { all: { options: { - urls: ['http://127.0.0.1:9999/test/index.html'], + urls: ['http://127.0.0.1:9999/test/index.html', 'http://127.0.0.1:9999/libtextsecure/test/index.html'], build: process.env.TRAVIS_JOB_ID, browsers: [{ browserName: 'chrome', version: '38' }], testname: 'TextSecure-Browser Tests' diff --git a/libtextsecure/test/_test.js b/libtextsecure/test/_test.js new file mode 100644 index 0000000000..aa9f7cf737 --- /dev/null +++ b/libtextsecure/test/_test.js @@ -0,0 +1,69 @@ +/* + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +mocha.setup("bdd"); +window.assert = chai.assert; + +(function() { + var OriginalReporter = mocha._reporter; + + var SauceReporter = function(runner) { + var failedTests = []; + + runner.on('end', function() { + window.mochaResults = runner.stats; + window.mochaResults.reports = failedTests; + }); + + runner.on('fail', function(test, err) { + var flattenTitles = function(test) { + var titles = []; + while (test.parent.title) { + titles.push(test.parent.title); + test = test.parent; + } + return titles.reverse(); + }; + failedTests.push({ + name: test.title, + result: false, + message: err.message, + stack: err.stack, + titles: flattenTitles(test) + }); + }); + + new OriginalReporter(runner); + }; + + SauceReporter.prototype = OriginalReporter.prototype; + + mocha.reporter(SauceReporter); +}()); + +/* + * global helpers for tests + */ +function assertEqualArrayBuffers(ab1, ab2) { + assert.deepEqual(new Uint8Array(ab1), new Uint8Array(ab2)); +}; + +function hexToArrayBuffer(str) { + var ret = new ArrayBuffer(str.length / 2); + var array = new Uint8Array(ret); + for (var i = 0; i < str.length/2; i++) + array[i] = parseInt(str.substr(i*2, 2), 16); + return ret; +}; diff --git a/libtextsecure/test/blanket_mocha.js b/libtextsecure/test/blanket_mocha.js new file mode 100644 index 0000000000..ccab299370 --- /dev/null +++ b/libtextsecure/test/blanket_mocha.js @@ -0,0 +1,5309 @@ +/*! blanket - v1.1.5 */ + +(function(define){ +/* + Copyright (C) 2013 Ariya Hidayat + Copyright (C) 2013 Thaddee Tyl + Copyright (C) 2013 Mathias Bynens + Copyright (C) 2012 Ariya Hidayat + Copyright (C) 2012 Mathias Bynens + Copyright (C) 2012 Joost-Wim Boekesteijn + Copyright (C) 2012 Kris Kowal + Copyright (C) 2012 Yusuke Suzuki + Copyright (C) 2012 Arpad Borsos + Copyright (C) 2011 Ariya Hidayat + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/*jslint bitwise:true plusplus:true */ +/*global esprima:true, define:true, exports:true, window: true, +throwErrorTolerant: true, +throwError: true, generateStatement: true, peek: true, +parseAssignmentExpression: true, parseBlock: true, parseExpression: true, +parseFunctionDeclaration: true, parseFunctionExpression: true, +parseFunctionSourceElements: true, parseVariableIdentifier: true, +parseLeftHandSideExpression: true, +parseUnaryExpression: true, +parseStatement: true, parseSourceElement: true */ + +(function (root, factory) { + 'use strict'; + + // Universal Module Definition (UMD) to support AMD, CommonJS/Node.js, + // Rhino, and plain browser loading. + + /* istanbul ignore next */ + if (typeof define === 'function' && define.amd) { + define(['exports'], factory); + } else if (typeof exports !== 'undefined') { + factory(exports); + } else { + factory((root.esprima = {})); + } +}(this, function (exports) { + 'use strict'; + + var Token, + TokenName, + FnExprTokens, + Syntax, + PropertyKind, + Messages, + Regex, + SyntaxTreeDelegate, + source, + strict, + index, + lineNumber, + lineStart, + length, + delegate, + lookahead, + state, + extra; + + Token = { + BooleanLiteral: 1, + EOF: 2, + Identifier: 3, + Keyword: 4, + NullLiteral: 5, + NumericLiteral: 6, + Punctuator: 7, + StringLiteral: 8, + RegularExpression: 9 + }; + + TokenName = {}; + TokenName[Token.BooleanLiteral] = 'Boolean'; + TokenName[Token.EOF] = ''; + TokenName[Token.Identifier] = 'Identifier'; + TokenName[Token.Keyword] = 'Keyword'; + TokenName[Token.NullLiteral] = 'Null'; + TokenName[Token.NumericLiteral] = 'Numeric'; + TokenName[Token.Punctuator] = 'Punctuator'; + TokenName[Token.StringLiteral] = 'String'; + TokenName[Token.RegularExpression] = 'RegularExpression'; + + // A function following one of those tokens is an expression. + FnExprTokens = ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new', + 'return', 'case', 'delete', 'throw', 'void', + // assignment operators + '=', '+=', '-=', '*=', '/=', '%=', '<<=', '>>=', '>>>=', + '&=', '|=', '^=', ',', + // binary/unary operators + '+', '-', '*', '/', '%', '++', '--', '<<', '>>', '>>>', '&', + '|', '^', '!', '~', '&&', '||', '?', ':', '===', '==', '>=', + '<=', '<', '>', '!=', '!==']; + + Syntax = { + AssignmentExpression: 'AssignmentExpression', + ArrayExpression: 'ArrayExpression', + BlockStatement: 'BlockStatement', + BinaryExpression: 'BinaryExpression', + BreakStatement: 'BreakStatement', + CallExpression: 'CallExpression', + CatchClause: 'CatchClause', + ConditionalExpression: 'ConditionalExpression', + ContinueStatement: 'ContinueStatement', + DoWhileStatement: 'DoWhileStatement', + DebuggerStatement: 'DebuggerStatement', + EmptyStatement: 'EmptyStatement', + ExpressionStatement: 'ExpressionStatement', + ForStatement: 'ForStatement', + ForInStatement: 'ForInStatement', + FunctionDeclaration: 'FunctionDeclaration', + FunctionExpression: 'FunctionExpression', + Identifier: 'Identifier', + IfStatement: 'IfStatement', + Literal: 'Literal', + LabeledStatement: 'LabeledStatement', + LogicalExpression: 'LogicalExpression', + MemberExpression: 'MemberExpression', + NewExpression: 'NewExpression', + ObjectExpression: 'ObjectExpression', + Program: 'Program', + Property: 'Property', + ReturnStatement: 'ReturnStatement', + SequenceExpression: 'SequenceExpression', + SwitchStatement: 'SwitchStatement', + SwitchCase: 'SwitchCase', + ThisExpression: 'ThisExpression', + ThrowStatement: 'ThrowStatement', + TryStatement: 'TryStatement', + UnaryExpression: 'UnaryExpression', + UpdateExpression: 'UpdateExpression', + VariableDeclaration: 'VariableDeclaration', + VariableDeclarator: 'VariableDeclarator', + WhileStatement: 'WhileStatement', + WithStatement: 'WithStatement' + }; + + PropertyKind = { + Data: 1, + Get: 2, + Set: 4 + }; + + // Error messages should be identical to V8. + Messages = { + UnexpectedToken: 'Unexpected token %0', + UnexpectedNumber: 'Unexpected number', + UnexpectedString: 'Unexpected string', + UnexpectedIdentifier: 'Unexpected identifier', + UnexpectedReserved: 'Unexpected reserved word', + UnexpectedEOS: 'Unexpected end of input', + NewlineAfterThrow: 'Illegal newline after throw', + InvalidRegExp: 'Invalid regular expression', + UnterminatedRegExp: 'Invalid regular expression: missing /', + InvalidLHSInAssignment: 'Invalid left-hand side in assignment', + InvalidLHSInForIn: 'Invalid left-hand side in for-in', + MultipleDefaultsInSwitch: 'More than one default clause in switch statement', + NoCatchOrFinally: 'Missing catch or finally after try', + UnknownLabel: 'Undefined label \'%0\'', + Redeclaration: '%0 \'%1\' has already been declared', + IllegalContinue: 'Illegal continue statement', + IllegalBreak: 'Illegal break statement', + IllegalReturn: 'Illegal return statement', + StrictModeWith: 'Strict mode code may not include a with statement', + StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode', + StrictVarName: 'Variable name may not be eval or arguments in strict mode', + StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode', + StrictParamDupe: 'Strict mode function may not have duplicate parameter names', + StrictFunctionName: 'Function name may not be eval or arguments in strict mode', + StrictOctalLiteral: 'Octal literals are not allowed in strict mode.', + StrictDelete: 'Delete of an unqualified identifier in strict mode.', + StrictDuplicateProperty: 'Duplicate data property in object literal not allowed in strict mode', + AccessorDataProperty: 'Object literal may not have data and accessor property with the same name', + AccessorGetSet: 'Object literal may not have multiple get/set accessors with the same name', + StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode', + StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode', + StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode', + StrictReservedWord: 'Use of future reserved word in strict mode' + }; + + // See also tools/generate-unicode-regex.py. + Regex = { + NonAsciiIdentifierStart: new 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+ NonAsciiIdentifierPart: new 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+ }; + + // Ensure the condition is true, otherwise throw an error. + // This is only to have a better contract semantic, i.e. another safety net + // to catch a logic error. The condition shall be fulfilled in normal case. + // Do NOT use this to enforce a certain condition on any user input. + + function assert(condition, message) { + /* istanbul ignore if */ + if (!condition) { + throw new Error('ASSERT: ' + message); + } + } + + function isDecimalDigit(ch) { + return (ch >= 48 && ch <= 57); // 0..9 + } + + function isHexDigit(ch) { + return '0123456789abcdefABCDEF'.indexOf(ch) >= 0; + } + + function isOctalDigit(ch) { + return '01234567'.indexOf(ch) >= 0; + } + + + // 7.2 White Space + + function isWhiteSpace(ch) { + return (ch === 0x20) || (ch === 0x09) || (ch === 0x0B) || (ch === 0x0C) || (ch === 0xA0) || + (ch >= 0x1680 && [0x1680, 0x180E, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(ch) >= 0); + } + + // 7.3 Line Terminators + + function isLineTerminator(ch) { + return (ch === 0x0A) || (ch === 0x0D) || (ch === 0x2028) || (ch === 0x2029); + } + + // 7.6 Identifier Names and Identifiers + + function isIdentifierStart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierStart.test(String.fromCharCode(ch))); + } + + function isIdentifierPart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch >= 0x30 && ch <= 0x39) || // 0..9 + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierPart.test(String.fromCharCode(ch))); + } + + // 7.6.1.2 Future Reserved Words + + function isFutureReservedWord(id) { + switch (id) { + case 'class': + case 'enum': + case 'export': + case 'extends': + case 'import': + case 'super': + return true; + default: + return false; + } + } + + function isStrictModeReservedWord(id) { + switch (id) { + case 'implements': + case 'interface': + case 'package': + case 'private': + case 'protected': + case 'public': + case 'static': + case 'yield': + case 'let': + return true; + default: + return false; + } + } + + function isRestrictedWord(id) { + return id === 'eval' || id === 'arguments'; + } + + // 7.6.1.1 Keywords + + function isKeyword(id) { + if (strict && isStrictModeReservedWord(id)) { + return true; + } + + // 'const' is specialized as Keyword in V8. + // 'yield' and 'let' are for compatiblity with SpiderMonkey and ES.next. + // Some others are from future reserved words. + + switch (id.length) { + case 2: + return (id === 'if') || (id === 'in') || (id === 'do'); + case 3: + return (id === 'var') || (id === 'for') || (id === 'new') || + (id === 'try') || (id === 'let'); + case 4: + return (id === 'this') || (id === 'else') || (id === 'case') || + (id === 'void') || (id === 'with') || (id === 'enum'); + case 5: + return (id === 'while') || (id === 'break') || (id === 'catch') || + (id === 'throw') || (id === 'const') || (id === 'yield') || + (id === 'class') || (id === 'super'); + case 6: + return (id === 'return') || (id === 'typeof') || (id === 'delete') || + (id === 'switch') || (id === 'export') || (id === 'import'); + case 7: + return (id === 'default') || (id === 'finally') || (id === 'extends'); + case 8: + return (id === 'function') || (id === 'continue') || (id === 'debugger'); + case 10: + return (id === 'instanceof'); + default: + return false; + } + } + + // 7.4 Comments + + function addComment(type, value, start, end, loc) { + var comment, attacher; + + assert(typeof start === 'number', 'Comment must have valid position'); + + // Because the way the actual token is scanned, often the comments + // (if any) are skipped twice during the lexical analysis. + // Thus, we need to skip adding a comment if the comment array already + // handled it. + if (state.lastCommentStart >= start) { + return; + } + state.lastCommentStart = start; + + comment = { + type: type, + value: value + }; + if (extra.range) { + comment.range = [start, end]; + } + if (extra.loc) { + comment.loc = loc; + } + extra.comments.push(comment); + if (extra.attachComment) { + extra.leadingComments.push(comment); + extra.trailingComments.push(comment); + } + } + + function skipSingleLineComment(offset) { + var start, loc, ch, comment; + + start = index - offset; + loc = { + start: { + line: lineNumber, + column: index - lineStart - offset + } + }; + + while (index < length) { + ch = source.charCodeAt(index); + ++index; + if (isLineTerminator(ch)) { + if (extra.comments) { + comment = source.slice(start + offset, index - 1); + loc.end = { + line: lineNumber, + column: index - lineStart - 1 + }; + addComment('Line', comment, start, index - 1, loc); + } + if (ch === 13 && source.charCodeAt(index) === 10) { + ++index; + } + ++lineNumber; + lineStart = index; + return; + } + } + + if (extra.comments) { + comment = source.slice(start + offset, index); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Line', comment, start, index, loc); + } + } + + function skipMultiLineComment() { + var start, loc, ch, comment; + + if (extra.comments) { + start = index - 2; + loc = { + start: { + line: lineNumber, + column: index - lineStart - 2 + } + }; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (isLineTerminator(ch)) { + if (ch === 0x0D && source.charCodeAt(index + 1) === 0x0A) { + ++index; + } + ++lineNumber; + ++index; + lineStart = index; + if (index >= length) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else if (ch === 0x2A) { + // Block comment ends with '*/'. + if (source.charCodeAt(index + 1) === 0x2F) { + ++index; + ++index; + if (extra.comments) { + comment = source.slice(start + 2, index - 2); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Block', comment, start, index, loc); + } + return; + } + ++index; + } else { + ++index; + } + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + function skipComment() { + var ch, start; + + start = (index === 0); + while (index < length) { + ch = source.charCodeAt(index); + + if (isWhiteSpace(ch)) { + ++index; + } else if (isLineTerminator(ch)) { + ++index; + if (ch === 0x0D && source.charCodeAt(index) === 0x0A) { + ++index; + } + ++lineNumber; + lineStart = index; + start = true; + } else if (ch === 0x2F) { // U+002F is '/' + ch = source.charCodeAt(index + 1); + if (ch === 0x2F) { + ++index; + ++index; + skipSingleLineComment(2); + start = true; + } else if (ch === 0x2A) { // U+002A is '*' + ++index; + ++index; + skipMultiLineComment(); + } else { + break; + } + } else if (start && ch === 0x2D) { // U+002D is '-' + // U+003E is '>' + if ((source.charCodeAt(index + 1) === 0x2D) && (source.charCodeAt(index + 2) === 0x3E)) { + // '-->' is a single-line comment + index += 3; + skipSingleLineComment(3); + } else { + break; + } + } else if (ch === 0x3C) { // U+003C is '<' + if (source.slice(index + 1, index + 4) === '!--') { + ++index; // `<` + ++index; // `!` + ++index; // `-` + ++index; // `-` + skipSingleLineComment(4); + } else { + break; + } + } else { + break; + } + } + } + + function scanHexEscape(prefix) { + var i, len, ch, code = 0; + + len = (prefix === 'u') ? 4 : 2; + for (i = 0; i < len; ++i) { + if (index < length && isHexDigit(source[index])) { + ch = source[index++]; + code = code * 16 + '0123456789abcdef'.indexOf(ch.toLowerCase()); + } else { + return ''; + } + } + return String.fromCharCode(code); + } + + function getEscapedIdentifier() { + var ch, id; + + ch = source.charCodeAt(index++); + id = String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierStart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id = ch; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (!isIdentifierPart(ch)) { + break; + } + ++index; + id += String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + id = id.substr(0, id.length - 1); + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierPart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id += ch; + } + } + + return id; + } + + function getIdentifier() { + var start, ch; + + start = index++; + while (index < length) { + ch = source.charCodeAt(index); + if (ch === 0x5C) { + // Blackslash (U+005C) marks Unicode escape sequence. + index = start; + return getEscapedIdentifier(); + } + if (isIdentifierPart(ch)) { + ++index; + } else { + break; + } + } + + return source.slice(start, index); + } + + function scanIdentifier() { + var start, id, type; + + start = index; + + // Backslash (U+005C) starts an escaped character. + id = (source.charCodeAt(index) === 0x5C) ? getEscapedIdentifier() : getIdentifier(); + + // There is no keyword or literal with only one character. + // Thus, it must be an identifier. + if (id.length === 1) { + type = Token.Identifier; + } else if (isKeyword(id)) { + type = Token.Keyword; + } else if (id === 'null') { + type = Token.NullLiteral; + } else if (id === 'true' || id === 'false') { + type = Token.BooleanLiteral; + } else { + type = Token.Identifier; + } + + return { + type: type, + value: id, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + + // 7.7 Punctuators + + function scanPunctuator() { + var start = index, + code = source.charCodeAt(index), + code2, + ch1 = source[index], + ch2, + ch3, + ch4; + + switch (code) { + + // Check for most common single-character punctuators. + case 0x2E: // . dot + case 0x28: // ( open bracket + case 0x29: // ) close bracket + case 0x3B: // ; semicolon + case 0x2C: // , comma + case 0x7B: // { open curly brace + case 0x7D: // } close curly brace + case 0x5B: // [ + case 0x5D: // ] + case 0x3A: // : + case 0x3F: // ? + case 0x7E: // ~ + ++index; + if (extra.tokenize) { + if (code === 0x28) { + extra.openParenToken = extra.tokens.length; + } else if (code === 0x7B) { + extra.openCurlyToken = extra.tokens.length; + } + } + return { + type: Token.Punctuator, + value: String.fromCharCode(code), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + default: + code2 = source.charCodeAt(index + 1); + + // '=' (U+003D) marks an assignment or comparison operator. + if (code2 === 0x3D) { + switch (code) { + case 0x2B: // + + case 0x2D: // - + case 0x2F: // / + case 0x3C: // < + case 0x3E: // > + case 0x5E: // ^ + case 0x7C: // | + case 0x25: // % + case 0x26: // & + case 0x2A: // * + index += 2; + return { + type: Token.Punctuator, + value: String.fromCharCode(code) + String.fromCharCode(code2), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + case 0x21: // ! + case 0x3D: // = + index += 2; + + // !== and === + if (source.charCodeAt(index) === 0x3D) { + ++index; + } + return { + type: Token.Punctuator, + value: source.slice(start, index), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + } + } + + // 4-character punctuator: >>>= + + ch4 = source.substr(index, 4); + + if (ch4 === '>>>=') { + index += 4; + return { + type: Token.Punctuator, + value: ch4, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 3-character punctuators: === !== >>> <<= >>= + + ch3 = ch4.substr(0, 3); + + if (ch3 === '>>>' || ch3 === '<<=' || ch3 === '>>=') { + index += 3; + return { + type: Token.Punctuator, + value: ch3, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // Other 2-character punctuators: ++ -- << >> && || + ch2 = ch3.substr(0, 2); + + if ((ch1 === ch2[1] && ('+-<>&|'.indexOf(ch1) >= 0)) || ch2 === '=>') { + index += 2; + return { + type: Token.Punctuator, + value: ch2, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 1-character punctuators: < > = ! + - * % & | ^ / + if ('<>=!+-*%&|^/'.indexOf(ch1) >= 0) { + ++index; + return { + type: Token.Punctuator, + value: ch1, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + // 7.8.3 Numeric Literals + + function scanHexLiteral(start) { + var number = ''; + + while (index < length) { + if (!isHexDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (number.length === 0) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt('0x' + number, 16), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanOctalLiteral(start) { + var number = '0' + source[index++]; + while (index < length) { + if (!isOctalDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (isIdentifierStart(source.charCodeAt(index)) || isDecimalDigit(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt(number, 8), + octal: true, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanNumericLiteral() { + var number, start, ch; + + ch = source[index]; + assert(isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'), + 'Numeric literal must start with a decimal digit or a decimal point'); + + start = index; + number = ''; + if (ch !== '.') { + number = source[index++]; + ch = source[index]; + + // Hex number starts with '0x'. + // Octal number starts with '0'. + if (number === '0') { + if (ch === 'x' || ch === 'X') { + ++index; + return scanHexLiteral(start); + } + if (isOctalDigit(ch)) { + return scanOctalLiteral(start); + } + + // decimal number starts with '0' such as '09' is illegal. + if (ch && isDecimalDigit(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === '.') { + number += source[index++]; + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === 'e' || ch === 'E') { + number += source[index++]; + + ch = source[index]; + if (ch === '+' || ch === '-') { + number += source[index++]; + } + if (isDecimalDigit(source.charCodeAt(index))) { + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + } else { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseFloat(number), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 7.8.4 String Literals + + function scanStringLiteral() { + var str = '', quote, start, ch, code, unescaped, restore, octal = false, startLineNumber, startLineStart; + startLineNumber = lineNumber; + startLineStart = lineStart; + + quote = source[index]; + assert((quote === '\'' || quote === '"'), + 'String literal must starts with a quote'); + + start = index; + ++index; + + while (index < length) { + ch = source[index++]; + + if (ch === quote) { + quote = ''; + break; + } else if (ch === '\\') { + ch = source[index++]; + if (!ch || !isLineTerminator(ch.charCodeAt(0))) { + switch (ch) { + case 'u': + case 'x': + restore = index; + unescaped = scanHexEscape(ch); + if (unescaped) { + str += unescaped; + } else { + index = restore; + str += ch; + } + break; + case 'n': + str += '\n'; + break; + case 'r': + str += '\r'; + break; + case 't': + str += '\t'; + break; + case 'b': + str += '\b'; + break; + case 'f': + str += '\f'; + break; + case 'v': + str += '\x0B'; + break; + + default: + if (isOctalDigit(ch)) { + code = '01234567'.indexOf(ch); + + // \0 is not octal escape sequence + if (code !== 0) { + octal = true; + } + + if (index < length && isOctalDigit(source[index])) { + octal = true; + code = code * 8 + '01234567'.indexOf(source[index++]); + + // 3 digits are only allowed when string starts + // with 0, 1, 2, 3 + if ('0123'.indexOf(ch) >= 0 && + index < length && + isOctalDigit(source[index])) { + code = code * 8 + '01234567'.indexOf(source[index++]); + } + } + str += String.fromCharCode(code); + } else { + str += ch; + } + break; + } + } else { + ++lineNumber; + if (ch === '\r' && source[index] === '\n') { + ++index; + } + lineStart = index; + } + } else if (isLineTerminator(ch.charCodeAt(0))) { + break; + } else { + str += ch; + } + } + + if (quote !== '') { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.StringLiteral, + value: str, + octal: octal, + startLineNumber: startLineNumber, + startLineStart: startLineStart, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function testRegExp(pattern, flags) { + var value; + try { + value = new RegExp(pattern, flags); + } catch (e) { + throwError({}, Messages.InvalidRegExp); + } + return value; + } + + function scanRegExpBody() { + var ch, str, classMarker, terminated, body; + + ch = source[index]; + assert(ch === '/', 'Regular expression literal must start with a slash'); + str = source[index++]; + + classMarker = false; + terminated = false; + while (index < length) { + ch = source[index++]; + str += ch; + if (ch === '\\') { + ch = source[index++]; + // ECMA-262 7.8.5 + if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } + str += ch; + } else if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } else if (classMarker) { + if (ch === ']') { + classMarker = false; + } + } else { + if (ch === '/') { + terminated = true; + break; + } else if (ch === '[') { + classMarker = true; + } + } + } + + if (!terminated) { + throwError({}, Messages.UnterminatedRegExp); + } + + // Exclude leading and trailing slash. + body = str.substr(1, str.length - 2); + return { + value: body, + literal: str + }; + } + + function scanRegExpFlags() { + var ch, str, flags, restore; + + str = ''; + flags = ''; + while (index < length) { + ch = source[index]; + if (!isIdentifierPart(ch.charCodeAt(0))) { + break; + } + + ++index; + if (ch === '\\' && index < length) { + ch = source[index]; + if (ch === 'u') { + ++index; + restore = index; + ch = scanHexEscape('u'); + if (ch) { + flags += ch; + for (str += '\\u'; restore < index; ++restore) { + str += source[restore]; + } + } else { + index = restore; + flags += 'u'; + str += '\\u'; + } + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } else { + str += '\\'; + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else { + flags += ch; + str += ch; + } + } + + return { + value: flags, + literal: str + }; + } + + function scanRegExp() { + var start, body, flags, pattern, value; + + lookahead = null; + skipComment(); + start = index; + + body = scanRegExpBody(); + flags = scanRegExpFlags(); + value = testRegExp(body.value, flags.value); + + if (extra.tokenize) { + return { + type: Token.RegularExpression, + value: value, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + return { + literal: body.literal + flags.literal, + value: value, + start: start, + end: index + }; + } + + function collectRegex() { + var pos, loc, regex, token; + + skipComment(); + + pos = index; + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + regex = scanRegExp(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + /* istanbul ignore next */ + if (!extra.tokenize) { + // Pop the previous token, which is likely '/' or '/=' + if (extra.tokens.length > 0) { + token = extra.tokens[extra.tokens.length - 1]; + if (token.range[0] === pos && token.type === 'Punctuator') { + if (token.value === '/' || token.value === '/=') { + extra.tokens.pop(); + } + } + } + + extra.tokens.push({ + type: 'RegularExpression', + value: regex.literal, + range: [pos, index], + loc: loc + }); + } + + return regex; + } + + function isIdentifierName(token) { + return token.type === Token.Identifier || + token.type === Token.Keyword || + token.type === Token.BooleanLiteral || + token.type === Token.NullLiteral; + } + + function advanceSlash() { + var prevToken, + checkToken; + // Using the following algorithm: + // https://github.com/mozilla/sweet.js/wiki/design + prevToken = extra.tokens[extra.tokens.length - 1]; + if (!prevToken) { + // Nothing before that: it cannot be a division. + return collectRegex(); + } + if (prevToken.type === 'Punctuator') { + if (prevToken.value === ']') { + return scanPunctuator(); + } + if (prevToken.value === ')') { + checkToken = extra.tokens[extra.openParenToken - 1]; + if (checkToken && + checkToken.type === 'Keyword' && + (checkToken.value === 'if' || + checkToken.value === 'while' || + checkToken.value === 'for' || + checkToken.value === 'with')) { + return collectRegex(); + } + return scanPunctuator(); + } + if (prevToken.value === '}') { + // Dividing a function by anything makes little sense, + // but we have to check for that. + if (extra.tokens[extra.openCurlyToken - 3] && + extra.tokens[extra.openCurlyToken - 3].type === 'Keyword') { + // Anonymous function. + checkToken = extra.tokens[extra.openCurlyToken - 4]; + if (!checkToken) { + return scanPunctuator(); + } + } else if (extra.tokens[extra.openCurlyToken - 4] && + extra.tokens[extra.openCurlyToken - 4].type === 'Keyword') { + // Named function. + checkToken = extra.tokens[extra.openCurlyToken - 5]; + if (!checkToken) { + return collectRegex(); + } + } else { + return scanPunctuator(); + } + // checkToken determines whether the function is + // a declaration or an expression. + if (FnExprTokens.indexOf(checkToken.value) >= 0) { + // It is an expression. + return scanPunctuator(); + } + // It is a declaration. + return collectRegex(); + } + return collectRegex(); + } + if (prevToken.type === 'Keyword') { + return collectRegex(); + } + return scanPunctuator(); + } + + function advance() { + var ch; + + skipComment(); + + if (index >= length) { + return { + type: Token.EOF, + lineNumber: lineNumber, + lineStart: lineStart, + start: index, + end: index + }; + } + + ch = source.charCodeAt(index); + + if (isIdentifierStart(ch)) { + return scanIdentifier(); + } + + // Very common: ( and ) and ; + if (ch === 0x28 || ch === 0x29 || ch === 0x3B) { + return scanPunctuator(); + } + + // String literal starts with single quote (U+0027) or double quote (U+0022). + if (ch === 0x27 || ch === 0x22) { + return scanStringLiteral(); + } + + + // Dot (.) U+002E can also start a floating-point number, hence the need + // to check the next character. + if (ch === 0x2E) { + if (isDecimalDigit(source.charCodeAt(index + 1))) { + return scanNumericLiteral(); + } + return scanPunctuator(); + } + + if (isDecimalDigit(ch)) { + return scanNumericLiteral(); + } + + // Slash (/) U+002F can also start a regex. + if (extra.tokenize && ch === 0x2F) { + return advanceSlash(); + } + + return scanPunctuator(); + } + + function collectToken() { + var loc, token, range, value; + + skipComment(); + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + token = advance(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + if (token.type !== Token.EOF) { + value = source.slice(token.start, token.end); + extra.tokens.push({ + type: TokenName[token.type], + value: value, + range: [token.start, token.end], + loc: loc + }); + } + + return token; + } + + function lex() { + var token; + + token = lookahead; + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + return token; + } + + function peek() { + var pos, line, start; + + pos = index; + line = lineNumber; + start = lineStart; + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + index = pos; + lineNumber = line; + lineStart = start; + } + + function Position(line, column) { + this.line = line; + this.column = column; + } + + function SourceLocation(startLine, startColumn, line, column) { + this.start = new Position(startLine, startColumn); + this.end = new Position(line, column); + } + + SyntaxTreeDelegate = { + + name: 'SyntaxTree', + + processComment: function (node) { + var lastChild, trailingComments; + + if (node.type === Syntax.Program) { + if (node.body.length > 0) { + return; + } + } + + if (extra.trailingComments.length > 0) { + if (extra.trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.trailingComments; + extra.trailingComments = []; + } else { + extra.trailingComments.length = 0; + } + } else { + if (extra.bottomRightStack.length > 0 && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + delete extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + } + } + + // Eating the stack. + while (extra.bottomRightStack.length > 0 && extra.bottomRightStack[extra.bottomRightStack.length - 1].range[0] >= node.range[0]) { + lastChild = extra.bottomRightStack.pop(); + } + + if (lastChild) { + if (lastChild.leadingComments && lastChild.leadingComments[lastChild.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = lastChild.leadingComments; + delete lastChild.leadingComments; + } + } else if (extra.leadingComments.length > 0 && extra.leadingComments[extra.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = extra.leadingComments; + extra.leadingComments = []; + } + + + if (trailingComments) { + node.trailingComments = trailingComments; + } + + extra.bottomRightStack.push(node); + }, + + markEnd: function (node, startToken) { + if (extra.range) { + node.range = [startToken.start, index]; + } + if (extra.loc) { + node.loc = new SourceLocation( + startToken.startLineNumber === undefined ? startToken.lineNumber : startToken.startLineNumber, + startToken.start - (startToken.startLineStart === undefined ? startToken.lineStart : startToken.startLineStart), + lineNumber, + index - lineStart + ); + this.postProcess(node); + } + + if (extra.attachComment) { + this.processComment(node); + } + return node; + }, + + postProcess: function (node) { + if (extra.source) { + node.loc.source = extra.source; + } + return node; + }, + + createArrayExpression: function (elements) { + return { + type: Syntax.ArrayExpression, + elements: elements + }; + }, + + createAssignmentExpression: function (operator, left, right) { + return { + type: Syntax.AssignmentExpression, + operator: operator, + left: left, + right: right + }; + }, + + createBinaryExpression: function (operator, left, right) { + var type = (operator === '||' || operator === '&&') ? Syntax.LogicalExpression : + Syntax.BinaryExpression; + return { + type: type, + operator: operator, + left: left, + right: right + }; + }, + + createBlockStatement: function (body) { + return { + type: Syntax.BlockStatement, + body: body + }; + }, + + createBreakStatement: function (label) { + return { + type: Syntax.BreakStatement, + label: label + }; + }, + + createCallExpression: function (callee, args) { + return { + type: Syntax.CallExpression, + callee: callee, + 'arguments': args + }; + }, + + createCatchClause: function (param, body) { + return { + type: Syntax.CatchClause, + param: param, + body: body + }; + }, + + createConditionalExpression: function (test, consequent, alternate) { + return { + type: Syntax.ConditionalExpression, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createContinueStatement: function (label) { + return { + type: Syntax.ContinueStatement, + label: label + }; + }, + + createDebuggerStatement: function () { + return { + type: Syntax.DebuggerStatement + }; + }, + + createDoWhileStatement: function (body, test) { + return { + type: Syntax.DoWhileStatement, + body: body, + test: test + }; + }, + + createEmptyStatement: function () { + return { + type: Syntax.EmptyStatement + }; + }, + + createExpressionStatement: function (expression) { + return { + type: Syntax.ExpressionStatement, + expression: expression + }; + }, + + createForStatement: function (init, test, update, body) { + return { + type: Syntax.ForStatement, + init: init, + test: test, + update: update, + body: body + }; + }, + + createForInStatement: function (left, right, body) { + return { + type: Syntax.ForInStatement, + left: left, + right: right, + body: body, + each: false + }; + }, + + createFunctionDeclaration: function (id, params, defaults, body) { + return { + type: Syntax.FunctionDeclaration, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createFunctionExpression: function (id, params, defaults, body) { + return { + type: Syntax.FunctionExpression, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createIdentifier: function (name) { + return { + type: Syntax.Identifier, + name: name + }; + }, + + createIfStatement: function (test, consequent, alternate) { + return { + type: Syntax.IfStatement, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createLabeledStatement: function (label, body) { + return { + type: Syntax.LabeledStatement, + label: label, + body: body + }; + }, + + createLiteral: function (token) { + return { + type: Syntax.Literal, + value: token.value, + raw: source.slice(token.start, token.end) + }; + }, + + createMemberExpression: function (accessor, object, property) { + return { + type: Syntax.MemberExpression, + computed: accessor === '[', + object: object, + property: property + }; + }, + + createNewExpression: function (callee, args) { + return { + type: Syntax.NewExpression, + callee: callee, + 'arguments': args + }; + }, + + createObjectExpression: function (properties) { + return { + type: Syntax.ObjectExpression, + properties: properties + }; + }, + + createPostfixExpression: function (operator, argument) { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: false + }; + }, + + createProgram: function (body) { + return { + type: Syntax.Program, + body: body + }; + }, + + createProperty: function (kind, key, value) { + return { + type: Syntax.Property, + key: key, + value: value, + kind: kind + }; + }, + + createReturnStatement: function (argument) { + return { + type: Syntax.ReturnStatement, + argument: argument + }; + }, + + createSequenceExpression: function (expressions) { + return { + type: Syntax.SequenceExpression, + expressions: expressions + }; + }, + + createSwitchCase: function (test, consequent) { + return { + type: Syntax.SwitchCase, + test: test, + consequent: consequent + }; + }, + + createSwitchStatement: function (discriminant, cases) { + return { + type: Syntax.SwitchStatement, + discriminant: discriminant, + cases: cases + }; + }, + + createThisExpression: function () { + return { + type: Syntax.ThisExpression + }; + }, + + createThrowStatement: function (argument) { + return { + type: Syntax.ThrowStatement, + argument: argument + }; + }, + + createTryStatement: function (block, guardedHandlers, handlers, finalizer) { + return { + type: Syntax.TryStatement, + block: block, + guardedHandlers: guardedHandlers, + handlers: handlers, + finalizer: finalizer + }; + }, + + createUnaryExpression: function (operator, argument) { + if (operator === '++' || operator === '--') { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: true + }; + } + return { + type: Syntax.UnaryExpression, + operator: operator, + argument: argument, + prefix: true + }; + }, + + createVariableDeclaration: function (declarations, kind) { + return { + type: Syntax.VariableDeclaration, + declarations: declarations, + kind: kind + }; + }, + + createVariableDeclarator: function (id, init) { + return { + type: Syntax.VariableDeclarator, + id: id, + init: init + }; + }, + + createWhileStatement: function (test, body) { + return { + type: Syntax.WhileStatement, + test: test, + body: body + }; + }, + + createWithStatement: function (object, body) { + return { + type: Syntax.WithStatement, + object: object, + body: body + }; + } + }; + + // Return true if there is a line terminator before the next token. + + function peekLineTerminator() { + var pos, line, start, found; + + pos = index; + line = lineNumber; + start = lineStart; + skipComment(); + found = lineNumber !== line; + index = pos; + lineNumber = line; + lineStart = start; + + return found; + } + + // Throw an exception + + function throwError(token, messageFormat) { + var error, + args = Array.prototype.slice.call(arguments, 2), + msg = messageFormat.replace( + /%(\d)/g, + function (whole, index) { + assert(index < args.length, 'Message reference must be in range'); + return args[index]; + } + ); + + if (typeof token.lineNumber === 'number') { + error = new Error('Line ' + token.lineNumber + ': ' + msg); + error.index = token.start; + error.lineNumber = token.lineNumber; + error.column = token.start - lineStart + 1; + } else { + error = new Error('Line ' + lineNumber + ': ' + msg); + error.index = index; + error.lineNumber = lineNumber; + error.column = index - lineStart + 1; + } + + error.description = msg; + throw error; + } + + function throwErrorTolerant() { + try { + throwError.apply(null, arguments); + } catch (e) { + if (extra.errors) { + extra.errors.push(e); + } else { + throw e; + } + } + } + + + // Throw an exception because of the token. + + function throwUnexpected(token) { + if (token.type === Token.EOF) { + throwError(token, Messages.UnexpectedEOS); + } + + if (token.type === Token.NumericLiteral) { + throwError(token, Messages.UnexpectedNumber); + } + + if (token.type === Token.StringLiteral) { + throwError(token, Messages.UnexpectedString); + } + + if (token.type === Token.Identifier) { + throwError(token, Messages.UnexpectedIdentifier); + } + + if (token.type === Token.Keyword) { + if (isFutureReservedWord(token.value)) { + throwError(token, Messages.UnexpectedReserved); + } else if (strict && isStrictModeReservedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictReservedWord); + return; + } + throwError(token, Messages.UnexpectedToken, token.value); + } + + // BooleanLiteral, NullLiteral, or Punctuator. + throwError(token, Messages.UnexpectedToken, token.value); + } + + // Expect the next token to match the specified punctuator. + // If not, an exception will be thrown. + + function expect(value) { + var token = lex(); + if (token.type !== Token.Punctuator || token.value !== value) { + throwUnexpected(token); + } + } + + // Expect the next token to match the specified keyword. + // If not, an exception will be thrown. + + function expectKeyword(keyword) { + var token = lex(); + if (token.type !== Token.Keyword || token.value !== keyword) { + throwUnexpected(token); + } + } + + // Return true if the next token matches the specified punctuator. + + function match(value) { + return lookahead.type === Token.Punctuator && lookahead.value === value; + } + + // Return true if the next token matches the specified keyword + + function matchKeyword(keyword) { + return lookahead.type === Token.Keyword && lookahead.value === keyword; + } + + // Return true if the next token is an assignment operator + + function matchAssign() { + var op; + + if (lookahead.type !== Token.Punctuator) { + return false; + } + op = lookahead.value; + return op === '=' || + op === '*=' || + op === '/=' || + op === '%=' || + op === '+=' || + op === '-=' || + op === '<<=' || + op === '>>=' || + op === '>>>=' || + op === '&=' || + op === '^=' || + op === '|='; + } + + function consumeSemicolon() { + var line; + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B || match(';')) { + lex(); + return; + } + + line = lineNumber; + skipComment(); + if (lineNumber !== line) { + return; + } + + if (lookahead.type !== Token.EOF && !match('}')) { + throwUnexpected(lookahead); + } + } + + // Return true if provided expression is LeftHandSideExpression + + function isLeftHandSide(expr) { + return expr.type === Syntax.Identifier || expr.type === Syntax.MemberExpression; + } + + // 11.1.4 Array Initialiser + + function parseArrayInitialiser() { + var elements = [], startToken; + + startToken = lookahead; + expect('['); + + while (!match(']')) { + if (match(',')) { + lex(); + elements.push(null); + } else { + elements.push(parseAssignmentExpression()); + + if (!match(']')) { + expect(','); + } + } + } + + lex(); + + return delegate.markEnd(delegate.createArrayExpression(elements), startToken); + } + + // 11.1.5 Object Initialiser + + function parsePropertyFunction(param, first) { + var previousStrict, body, startToken; + + previousStrict = strict; + startToken = lookahead; + body = parseFunctionSourceElements(); + if (first && strict && isRestrictedWord(param[0].name)) { + throwErrorTolerant(first, Messages.StrictParamName); + } + strict = previousStrict; + return delegate.markEnd(delegate.createFunctionExpression(null, param, [], body), startToken); + } + + function parseObjectPropertyKey() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + // Note: This function is called only from parseObjectProperty(), where + // EOF and Punctuator tokens are already filtered out. + + if (token.type === Token.StringLiteral || token.type === Token.NumericLiteral) { + if (strict && token.octal) { + throwErrorTolerant(token, Messages.StrictOctalLiteral); + } + return delegate.markEnd(delegate.createLiteral(token), startToken); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseObjectProperty() { + var token, key, id, value, param, startToken; + + token = lookahead; + startToken = lookahead; + + if (token.type === Token.Identifier) { + + id = parseObjectPropertyKey(); + + // Property Assignment: Getter and Setter. + + if (token.value === 'get' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + expect(')'); + value = parsePropertyFunction([]); + return delegate.markEnd(delegate.createProperty('get', key, value), startToken); + } + if (token.value === 'set' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + token = lookahead; + if (token.type !== Token.Identifier) { + expect(')'); + throwErrorTolerant(token, Messages.UnexpectedToken, token.value); + value = parsePropertyFunction([]); + } else { + param = [ parseVariableIdentifier() ]; + expect(')'); + value = parsePropertyFunction(param, token); + } + return delegate.markEnd(delegate.createProperty('set', key, value), startToken); + } + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', id, value), startToken); + } + if (token.type === Token.EOF || token.type === Token.Punctuator) { + throwUnexpected(token); + } else { + key = parseObjectPropertyKey(); + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', key, value), startToken); + } + } + + function parseObjectInitialiser() { + var properties = [], property, name, key, kind, map = {}, toString = String, startToken; + + startToken = lookahead; + + expect('{'); + + while (!match('}')) { + property = parseObjectProperty(); + + if (property.key.type === Syntax.Identifier) { + name = property.key.name; + } else { + name = toString(property.key.value); + } + kind = (property.kind === 'init') ? PropertyKind.Data : (property.kind === 'get') ? PropertyKind.Get : PropertyKind.Set; + + key = '$' + name; + if (Object.prototype.hasOwnProperty.call(map, key)) { + if (map[key] === PropertyKind.Data) { + if (strict && kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.StrictDuplicateProperty); + } else if (kind !== PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } + } else { + if (kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } else if (map[key] & kind) { + throwErrorTolerant({}, Messages.AccessorGetSet); + } + } + map[key] |= kind; + } else { + map[key] = kind; + } + + properties.push(property); + + if (!match('}')) { + expect(','); + } + } + + expect('}'); + + return delegate.markEnd(delegate.createObjectExpression(properties), startToken); + } + + // 11.1.6 The Grouping Operator + + function parseGroupExpression() { + var expr; + + expect('('); + + expr = parseExpression(); + + expect(')'); + + return expr; + } + + + // 11.1 Primary Expressions + + function parsePrimaryExpression() { + var type, token, expr, startToken; + + if (match('(')) { + return parseGroupExpression(); + } + + if (match('[')) { + return parseArrayInitialiser(); + } + + if (match('{')) { + return parseObjectInitialiser(); + } + + type = lookahead.type; + startToken = lookahead; + + if (type === Token.Identifier) { + expr = delegate.createIdentifier(lex().value); + } else if (type === Token.StringLiteral || type === Token.NumericLiteral) { + if (strict && lookahead.octal) { + throwErrorTolerant(lookahead, Messages.StrictOctalLiteral); + } + expr = delegate.createLiteral(lex()); + } else if (type === Token.Keyword) { + if (matchKeyword('function')) { + return parseFunctionExpression(); + } + if (matchKeyword('this')) { + lex(); + expr = delegate.createThisExpression(); + } else { + throwUnexpected(lex()); + } + } else if (type === Token.BooleanLiteral) { + token = lex(); + token.value = (token.value === 'true'); + expr = delegate.createLiteral(token); + } else if (type === Token.NullLiteral) { + token = lex(); + token.value = null; + expr = delegate.createLiteral(token); + } else if (match('/') || match('/=')) { + if (typeof extra.tokens !== 'undefined') { + expr = delegate.createLiteral(collectRegex()); + } else { + expr = delegate.createLiteral(scanRegExp()); + } + peek(); + } else { + throwUnexpected(lex()); + } + + return delegate.markEnd(expr, startToken); + } + + // 11.2 Left-Hand-Side Expressions + + function parseArguments() { + var args = []; + + expect('('); + + if (!match(')')) { + while (index < length) { + args.push(parseAssignmentExpression()); + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return args; + } + + function parseNonComputedProperty() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (!isIdentifierName(token)) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseNonComputedMember() { + expect('.'); + + return parseNonComputedProperty(); + } + + function parseComputedMember() { + var expr; + + expect('['); + + expr = parseExpression(); + + expect(']'); + + return expr; + } + + function parseNewExpression() { + var callee, args, startToken; + + startToken = lookahead; + expectKeyword('new'); + callee = parseLeftHandSideExpression(); + args = match('(') ? parseArguments() : []; + + return delegate.markEnd(delegate.createNewExpression(callee, args), startToken); + } + + function parseLeftHandSideExpressionAllowCall() { + var previousAllowIn, expr, args, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + state.allowIn = true; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + for (;;) { + if (match('.')) { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } else if (match('(')) { + args = parseArguments(); + expr = delegate.createCallExpression(expr, args); + } else if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + break; + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + function parseLeftHandSideExpression() { + var previousAllowIn, expr, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + while (match('.') || match('[')) { + if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.3 Postfix Expressions + + function parsePostfixExpression() { + var expr, token, startToken = lookahead; + + expr = parseLeftHandSideExpressionAllowCall(); + + if (lookahead.type === Token.Punctuator) { + if ((match('++') || match('--')) && !peekLineTerminator()) { + // 11.3.1, 11.3.2 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPostfix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + token = lex(); + expr = delegate.markEnd(delegate.createPostfixExpression(token.value, expr), startToken); + } + } + + return expr; + } + + // 11.4 Unary Operators + + function parseUnaryExpression() { + var token, expr, startToken; + + if (lookahead.type !== Token.Punctuator && lookahead.type !== Token.Keyword) { + expr = parsePostfixExpression(); + } else if (match('++') || match('--')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + // 11.4.4, 11.4.5 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPrefix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (match('+') || match('-') || match('~') || match('!')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (matchKeyword('delete') || matchKeyword('void') || matchKeyword('typeof')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + if (strict && expr.operator === 'delete' && expr.argument.type === Syntax.Identifier) { + throwErrorTolerant({}, Messages.StrictDelete); + } + } else { + expr = parsePostfixExpression(); + } + + return expr; + } + + function binaryPrecedence(token, allowIn) { + var prec = 0; + + if (token.type !== Token.Punctuator && token.type !== Token.Keyword) { + return 0; + } + + switch (token.value) { + case '||': + prec = 1; + break; + + case '&&': + prec = 2; + break; + + case '|': + prec = 3; + break; + + case '^': + prec = 4; + break; + + case '&': + prec = 5; + break; + + case '==': + case '!=': + case '===': + case '!==': + prec = 6; + break; + + case '<': + case '>': + case '<=': + case '>=': + case 'instanceof': + prec = 7; + break; + + case 'in': + prec = allowIn ? 7 : 0; + break; + + case '<<': + case '>>': + case '>>>': + prec = 8; + break; + + case '+': + case '-': + prec = 9; + break; + + case '*': + case '/': + case '%': + prec = 11; + break; + + default: + break; + } + + return prec; + } + + // 11.5 Multiplicative Operators + // 11.6 Additive Operators + // 11.7 Bitwise Shift Operators + // 11.8 Relational Operators + // 11.9 Equality Operators + // 11.10 Binary Bitwise Operators + // 11.11 Binary Logical Operators + + function parseBinaryExpression() { + var marker, markers, expr, token, prec, stack, right, operator, left, i; + + marker = lookahead; + left = parseUnaryExpression(); + + token = lookahead; + prec = binaryPrecedence(token, state.allowIn); + if (prec === 0) { + return left; + } + token.prec = prec; + lex(); + + markers = [marker, lookahead]; + right = parseUnaryExpression(); + + stack = [left, token, right]; + + while ((prec = binaryPrecedence(lookahead, state.allowIn)) > 0) { + + // Reduce: make a binary expression from the three topmost entries. + while ((stack.length > 2) && (prec <= stack[stack.length - 2].prec)) { + right = stack.pop(); + operator = stack.pop().value; + left = stack.pop(); + expr = delegate.createBinaryExpression(operator, left, right); + markers.pop(); + marker = markers[markers.length - 1]; + delegate.markEnd(expr, marker); + stack.push(expr); + } + + // Shift. + token = lex(); + token.prec = prec; + stack.push(token); + markers.push(lookahead); + expr = parseUnaryExpression(); + stack.push(expr); + } + + // Final reduce to clean-up the stack. + i = stack.length - 1; + expr = stack[i]; + markers.pop(); + while (i > 1) { + expr = delegate.createBinaryExpression(stack[i - 1].value, stack[i - 2], expr); + i -= 2; + marker = markers.pop(); + delegate.markEnd(expr, marker); + } + + return expr; + } + + + // 11.12 Conditional Operator + + function parseConditionalExpression() { + var expr, previousAllowIn, consequent, alternate, startToken; + + startToken = lookahead; + + expr = parseBinaryExpression(); + + if (match('?')) { + lex(); + previousAllowIn = state.allowIn; + state.allowIn = true; + consequent = parseAssignmentExpression(); + state.allowIn = previousAllowIn; + expect(':'); + alternate = parseAssignmentExpression(); + + expr = delegate.createConditionalExpression(expr, consequent, alternate); + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.13 Assignment Operators + + function parseAssignmentExpression() { + var token, left, right, node, startToken; + + token = lookahead; + startToken = lookahead; + + node = left = parseConditionalExpression(); + + if (matchAssign()) { + // LeftHandSideExpression + if (!isLeftHandSide(left)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + // 11.13.1 + if (strict && left.type === Syntax.Identifier && isRestrictedWord(left.name)) { + throwErrorTolerant(token, Messages.StrictLHSAssignment); + } + + token = lex(); + right = parseAssignmentExpression(); + node = delegate.markEnd(delegate.createAssignmentExpression(token.value, left, right), startToken); + } + + return node; + } + + // 11.14 Comma Operator + + function parseExpression() { + var expr, startToken = lookahead; + + expr = parseAssignmentExpression(); + + if (match(',')) { + expr = delegate.createSequenceExpression([ expr ]); + + while (index < length) { + if (!match(',')) { + break; + } + lex(); + expr.expressions.push(parseAssignmentExpression()); + } + + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 12.1 Block + + function parseStatementList() { + var list = [], + statement; + + while (index < length) { + if (match('}')) { + break; + } + statement = parseSourceElement(); + if (typeof statement === 'undefined') { + break; + } + list.push(statement); + } + + return list; + } + + function parseBlock() { + var block, startToken; + + startToken = lookahead; + expect('{'); + + block = parseStatementList(); + + expect('}'); + + return delegate.markEnd(delegate.createBlockStatement(block), startToken); + } + + // 12.2 Variable Statement + + function parseVariableIdentifier() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (token.type !== Token.Identifier) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseVariableDeclaration(kind) { + var init = null, id, startToken; + + startToken = lookahead; + id = parseVariableIdentifier(); + + // 12.2.1 + if (strict && isRestrictedWord(id.name)) { + throwErrorTolerant({}, Messages.StrictVarName); + } + + if (kind === 'const') { + expect('='); + init = parseAssignmentExpression(); + } else if (match('=')) { + lex(); + init = parseAssignmentExpression(); + } + + return delegate.markEnd(delegate.createVariableDeclarator(id, init), startToken); + } + + function parseVariableDeclarationList(kind) { + var list = []; + + do { + list.push(parseVariableDeclaration(kind)); + if (!match(',')) { + break; + } + lex(); + } while (index < length); + + return list; + } + + function parseVariableStatement() { + var declarations; + + expectKeyword('var'); + + declarations = parseVariableDeclarationList(); + + consumeSemicolon(); + + return delegate.createVariableDeclaration(declarations, 'var'); + } + + // kind may be `const` or `let` + // Both are experimental and not in the specification yet. + // see http://wiki.ecmascript.org/doku.php?id=harmony:const + // and http://wiki.ecmascript.org/doku.php?id=harmony:let + function parseConstLetDeclaration(kind) { + var declarations, startToken; + + startToken = lookahead; + + expectKeyword(kind); + + declarations = parseVariableDeclarationList(kind); + + consumeSemicolon(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, kind), startToken); + } + + // 12.3 Empty Statement + + function parseEmptyStatement() { + expect(';'); + return delegate.createEmptyStatement(); + } + + // 12.4 Expression Statement + + function parseExpressionStatement() { + var expr = parseExpression(); + consumeSemicolon(); + return delegate.createExpressionStatement(expr); + } + + // 12.5 If statement + + function parseIfStatement() { + var test, consequent, alternate; + + expectKeyword('if'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + consequent = parseStatement(); + + if (matchKeyword('else')) { + lex(); + alternate = parseStatement(); + } else { + alternate = null; + } + + return delegate.createIfStatement(test, consequent, alternate); + } + + // 12.6 Iteration Statements + + function parseDoWhileStatement() { + var body, test, oldInIteration; + + expectKeyword('do'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + if (match(';')) { + lex(); + } + + return delegate.createDoWhileStatement(body, test); + } + + function parseWhileStatement() { + var test, body, oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return delegate.createWhileStatement(test, body); + } + + function parseForVariableDeclaration() { + var token, declarations, startToken; + + startToken = lookahead; + token = lex(); + declarations = parseVariableDeclarationList(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, token.value), startToken); + } + + function parseForStatement() { + var init, test, update, left, right, body, oldInIteration; + + init = test = update = null; + + expectKeyword('for'); + + expect('('); + + if (match(';')) { + lex(); + } else { + if (matchKeyword('var') || matchKeyword('let')) { + state.allowIn = false; + init = parseForVariableDeclaration(); + state.allowIn = true; + + if (init.declarations.length === 1 && matchKeyword('in')) { + lex(); + left = init; + right = parseExpression(); + init = null; + } + } else { + state.allowIn = false; + init = parseExpression(); + state.allowIn = true; + + if (matchKeyword('in')) { + // LeftHandSideExpression + if (!isLeftHandSide(init)) { + throwErrorTolerant({}, Messages.InvalidLHSInForIn); + } + + lex(); + left = init; + right = parseExpression(); + init = null; + } + } + + if (typeof left === 'undefined') { + expect(';'); + } + } + + if (typeof left === 'undefined') { + + if (!match(';')) { + test = parseExpression(); + } + expect(';'); + + if (!match(')')) { + update = parseExpression(); + } + } + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return (typeof left === 'undefined') ? + delegate.createForStatement(init, test, update, body) : + delegate.createForInStatement(left, right, body); + } + + // 12.7 The continue statement + + function parseContinueStatement() { + var label = null, key; + + expectKeyword('continue'); + + // Optimize the most common form: 'continue;'. + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (peekLineTerminator()) { + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(label); + } + + // 12.8 The break statement + + function parseBreakStatement() { + var label = null, key; + + expectKeyword('break'); + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (peekLineTerminator()) { + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(label); + } + + // 12.9 The return statement + + function parseReturnStatement() { + var argument = null; + + expectKeyword('return'); + + if (!state.inFunctionBody) { + throwErrorTolerant({}, Messages.IllegalReturn); + } + + // 'return' followed by a space and an identifier is very common. + if (source.charCodeAt(index) === 0x20) { + if (isIdentifierStart(source.charCodeAt(index + 1))) { + argument = parseExpression(); + consumeSemicolon(); + return delegate.createReturnStatement(argument); + } + } + + if (peekLineTerminator()) { + return delegate.createReturnStatement(null); + } + + if (!match(';')) { + if (!match('}') && lookahead.type !== Token.EOF) { + argument = parseExpression(); + } + } + + consumeSemicolon(); + + return delegate.createReturnStatement(argument); + } + + // 12.10 The with statement + + function parseWithStatement() { + var object, body; + + if (strict) { + // TODO(ikarienator): Should we update the test cases instead? + skipComment(); + throwErrorTolerant({}, Messages.StrictModeWith); + } + + expectKeyword('with'); + + expect('('); + + object = parseExpression(); + + expect(')'); + + body = parseStatement(); + + return delegate.createWithStatement(object, body); + } + + // 12.10 The swith statement + + function parseSwitchCase() { + var test, consequent = [], statement, startToken; + + startToken = lookahead; + if (matchKeyword('default')) { + lex(); + test = null; + } else { + expectKeyword('case'); + test = parseExpression(); + } + expect(':'); + + while (index < length) { + if (match('}') || matchKeyword('default') || matchKeyword('case')) { + break; + } + statement = parseStatement(); + consequent.push(statement); + } + + return delegate.markEnd(delegate.createSwitchCase(test, consequent), startToken); + } + + function parseSwitchStatement() { + var discriminant, cases, clause, oldInSwitch, defaultFound; + + expectKeyword('switch'); + + expect('('); + + discriminant = parseExpression(); + + expect(')'); + + expect('{'); + + cases = []; + + if (match('}')) { + lex(); + return delegate.createSwitchStatement(discriminant, cases); + } + + oldInSwitch = state.inSwitch; + state.inSwitch = true; + defaultFound = false; + + while (index < length) { + if (match('}')) { + break; + } + clause = parseSwitchCase(); + if (clause.test === null) { + if (defaultFound) { + throwError({}, Messages.MultipleDefaultsInSwitch); + } + defaultFound = true; + } + cases.push(clause); + } + + state.inSwitch = oldInSwitch; + + expect('}'); + + return delegate.createSwitchStatement(discriminant, cases); + } + + // 12.13 The throw statement + + function parseThrowStatement() { + var argument; + + expectKeyword('throw'); + + if (peekLineTerminator()) { + throwError({}, Messages.NewlineAfterThrow); + } + + argument = parseExpression(); + + consumeSemicolon(); + + return delegate.createThrowStatement(argument); + } + + // 12.14 The try statement + + function parseCatchClause() { + var param, body, startToken; + + startToken = lookahead; + expectKeyword('catch'); + + expect('('); + if (match(')')) { + throwUnexpected(lookahead); + } + + param = parseVariableIdentifier(); + // 12.14.1 + if (strict && isRestrictedWord(param.name)) { + throwErrorTolerant({}, Messages.StrictCatchVariable); + } + + expect(')'); + body = parseBlock(); + return delegate.markEnd(delegate.createCatchClause(param, body), startToken); + } + + function parseTryStatement() { + var block, handlers = [], finalizer = null; + + expectKeyword('try'); + + block = parseBlock(); + + if (matchKeyword('catch')) { + handlers.push(parseCatchClause()); + } + + if (matchKeyword('finally')) { + lex(); + finalizer = parseBlock(); + } + + if (handlers.length === 0 && !finalizer) { + throwError({}, Messages.NoCatchOrFinally); + } + + return delegate.createTryStatement(block, [], handlers, finalizer); + } + + // 12.15 The debugger statement + + function parseDebuggerStatement() { + expectKeyword('debugger'); + + consumeSemicolon(); + + return delegate.createDebuggerStatement(); + } + + // 12 Statements + + function parseStatement() { + var type = lookahead.type, + expr, + labeledBody, + key, + startToken; + + if (type === Token.EOF) { + throwUnexpected(lookahead); + } + + if (type === Token.Punctuator && lookahead.value === '{') { + return parseBlock(); + } + + startToken = lookahead; + + if (type === Token.Punctuator) { + switch (lookahead.value) { + case ';': + return delegate.markEnd(parseEmptyStatement(), startToken); + case '(': + return delegate.markEnd(parseExpressionStatement(), startToken); + default: + break; + } + } + + if (type === Token.Keyword) { + switch (lookahead.value) { + case 'break': + return delegate.markEnd(parseBreakStatement(), startToken); + case 'continue': + return delegate.markEnd(parseContinueStatement(), startToken); + case 'debugger': + return delegate.markEnd(parseDebuggerStatement(), startToken); + case 'do': + return delegate.markEnd(parseDoWhileStatement(), startToken); + case 'for': + return delegate.markEnd(parseForStatement(), startToken); + case 'function': + return delegate.markEnd(parseFunctionDeclaration(), startToken); + case 'if': + return delegate.markEnd(parseIfStatement(), startToken); + case 'return': + return delegate.markEnd(parseReturnStatement(), startToken); + case 'switch': + return delegate.markEnd(parseSwitchStatement(), startToken); + case 'throw': + return delegate.markEnd(parseThrowStatement(), startToken); + case 'try': + return delegate.markEnd(parseTryStatement(), startToken); + case 'var': + return delegate.markEnd(parseVariableStatement(), startToken); + case 'while': + return delegate.markEnd(parseWhileStatement(), startToken); + case 'with': + return delegate.markEnd(parseWithStatement(), startToken); + default: + break; + } + } + + expr = parseExpression(); + + // 12.12 Labelled Statements + if ((expr.type === Syntax.Identifier) && match(':')) { + lex(); + + key = '$' + expr.name; + if (Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.Redeclaration, 'Label', expr.name); + } + + state.labelSet[key] = true; + labeledBody = parseStatement(); + delete state.labelSet[key]; + return delegate.markEnd(delegate.createLabeledStatement(expr, labeledBody), startToken); + } + + consumeSemicolon(); + + return delegate.markEnd(delegate.createExpressionStatement(expr), startToken); + } + + // 13 Function Definition + + function parseFunctionSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted, + oldLabelSet, oldInIteration, oldInSwitch, oldInFunctionBody, startToken; + + startToken = lookahead; + expect('{'); + + while (index < length) { + if (lookahead.type !== Token.StringLiteral) { + break; + } + token = lookahead; + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + oldLabelSet = state.labelSet; + oldInIteration = state.inIteration; + oldInSwitch = state.inSwitch; + oldInFunctionBody = state.inFunctionBody; + + state.labelSet = {}; + state.inIteration = false; + state.inSwitch = false; + state.inFunctionBody = true; + + while (index < length) { + if (match('}')) { + break; + } + sourceElement = parseSourceElement(); + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + + expect('}'); + + state.labelSet = oldLabelSet; + state.inIteration = oldInIteration; + state.inSwitch = oldInSwitch; + state.inFunctionBody = oldInFunctionBody; + + return delegate.markEnd(delegate.createBlockStatement(sourceElements), startToken); + } + + function parseParams(firstRestricted) { + var param, params = [], token, stricted, paramSet, key, message; + expect('('); + + if (!match(')')) { + paramSet = {}; + while (index < length) { + token = lookahead; + param = parseVariableIdentifier(); + key = '$' + token.value; + if (strict) { + if (isRestrictedWord(token.value)) { + stricted = token; + message = Messages.StrictParamName; + } + if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + stricted = token; + message = Messages.StrictParamDupe; + } + } else if (!firstRestricted) { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictParamName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } else if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + firstRestricted = token; + message = Messages.StrictParamDupe; + } + } + params.push(param); + paramSet[key] = true; + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return { + params: params, + stricted: stricted, + firstRestricted: firstRestricted, + message: message + }; + } + + function parseFunctionDeclaration() { + var id, params = [], body, token, stricted, tmp, firstRestricted, message, previousStrict, startToken; + + startToken = lookahead; + + expectKeyword('function'); + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionDeclaration(id, params, [], body), startToken); + } + + function parseFunctionExpression() { + var token, id = null, stricted, firstRestricted, message, tmp, params = [], body, previousStrict, startToken; + + startToken = lookahead; + expectKeyword('function'); + + if (!match('(')) { + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionExpression(id, params, [], body), startToken); + } + + // 14 Program + + function parseSourceElement() { + if (lookahead.type === Token.Keyword) { + switch (lookahead.value) { + case 'const': + case 'let': + return parseConstLetDeclaration(lookahead.value); + case 'function': + return parseFunctionDeclaration(); + default: + return parseStatement(); + } + } + + if (lookahead.type !== Token.EOF) { + return parseStatement(); + } + } + + function parseSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted; + + while (index < length) { + token = lookahead; + if (token.type !== Token.StringLiteral) { + break; + } + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + while (index < length) { + sourceElement = parseSourceElement(); + /* istanbul ignore if */ + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + return sourceElements; + } + + function parseProgram() { + var body, startToken; + + skipComment(); + peek(); + startToken = lookahead; + strict = false; + + body = parseSourceElements(); + return delegate.markEnd(delegate.createProgram(body), startToken); + } + + function filterTokenLocation() { + var i, entry, token, tokens = []; + + for (i = 0; i < extra.tokens.length; ++i) { + entry = extra.tokens[i]; + token = { + type: entry.type, + value: entry.value + }; + if (extra.range) { + token.range = entry.range; + } + if (extra.loc) { + token.loc = entry.loc; + } + tokens.push(token); + } + + extra.tokens = tokens; + } + + function tokenize(code, options) { + var toString, + token, + tokens; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + + // Options matching. + options = options || {}; + + // Of course we collect tokens here. + options.tokens = true; + extra.tokens = []; + extra.tokenize = true; + // The following two fields are necessary to compute the Regex tokens. + extra.openParenToken = -1; + extra.openCurlyToken = -1; + + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + + try { + peek(); + if (lookahead.type === Token.EOF) { + return extra.tokens; + } + + token = lex(); + while (lookahead.type !== Token.EOF) { + try { + token = lex(); + } catch (lexError) { + token = lookahead; + if (extra.errors) { + extra.errors.push(lexError); + // We have to break on the first error + // to avoid infinite loops. + break; + } else { + throw lexError; + } + } + } + + filterTokenLocation(); + tokens = extra.tokens; + if (typeof extra.comments !== 'undefined') { + tokens.comments = extra.comments; + } + if (typeof extra.errors !== 'undefined') { + tokens.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + return tokens; + } + + function parse(code, options) { + var program, toString; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + if (typeof options !== 'undefined') { + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + extra.attachComment = (typeof options.attachComment === 'boolean') && options.attachComment; + + if (extra.loc && options.source !== null && options.source !== undefined) { + extra.source = toString(options.source); + } + + if (typeof options.tokens === 'boolean' && options.tokens) { + extra.tokens = []; + } + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + if (extra.attachComment) { + extra.range = true; + extra.comments = []; + extra.bottomRightStack = []; + extra.trailingComments = []; + extra.leadingComments = []; + } + } + + try { + program = parseProgram(); + if (typeof extra.comments !== 'undefined') { + program.comments = extra.comments; + } + if (typeof extra.tokens !== 'undefined') { + filterTokenLocation(); + program.tokens = extra.tokens; + } + if (typeof extra.errors !== 'undefined') { + program.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + + return program; + } + + // Sync with *.json manifests. + exports.version = '1.2.2'; + + exports.tokenize = tokenize; + + exports.parse = parse; + + // Deep copy. + /* istanbul ignore next */ + exports.Syntax = (function () { + var name, types = {}; + + if (typeof Object.create === 'function') { + types = Object.create(null); + } + + for (name in Syntax) { + if (Syntax.hasOwnProperty(name)) { + types[name] = Syntax[name]; + } + } + + if (typeof Object.freeze === 'function') { + Object.freeze(types); + } + + return types; + }()); + +})); +/* vim: set sw=4 ts=4 et tw=80 : */ + +})(null); +/*! + * falafel (c) James Halliday / MIT License + * https://github.com/substack/node-falafel + */ + +(function(require,module){ +var parse = require('esprima').parse; +var objectKeys = Object.keys || function (obj) { + var keys = []; + for (var key in obj) keys.push(key); + return keys; +}; +var forEach = function (xs, fn) { + if (xs.forEach) return xs.forEach(fn); + for (var i = 0; i < xs.length; i++) { + fn.call(xs, xs[i], i, xs); + } +}; + +var isArray = Array.isArray || function (xs) { + return Object.prototype.toString.call(xs) === '[object Array]'; +}; + +module.exports = function (src, opts, fn) { + if (typeof opts === 'function') { + fn = opts; + opts = {}; + } + if (typeof src === 'object') { + opts = src; + src = opts.source; + delete opts.source; + } + src = src === undefined ? opts.source : src; + opts.range = true; + if (typeof src !== 'string') src = String(src); + + var ast = parse(src, opts); + + var result = { + chunks : src.split(''), + toString : function () { return result.chunks.join('') }, + inspect : function () { return result.toString() } + }; + var index = 0; + + (function walk (node, parent) { + insertHelpers(node, parent, result.chunks); + + forEach(objectKeys(node), function (key) { + if (key === 'parent') return; + + var child = node[key]; + if (isArray(child)) { + forEach(child, function (c) { + if (c && typeof c.type === 'string') { + walk(c, node); + } + }); + } + else if (child && typeof child.type === 'string') { + insertHelpers(child, node, result.chunks); + walk(child, node); + } + }); + fn(node); + })(ast, undefined); + + return result; +}; + +function insertHelpers (node, parent, chunks) { + if (!node.range) return; + + node.parent = parent; + + node.source = function () { + return chunks.slice( + node.range[0], node.range[1] + ).join(''); + }; + + if (node.update && typeof node.update === 'object') { + var prev = node.update; + forEach(objectKeys(prev), function (key) { + update[key] = prev[key]; + }); + node.update = update; + } + else { + node.update = update; + } + + function update (s) { + chunks[node.range[0]] = s; + for (var i = node.range[0] + 1; i < node.range[1]; i++) { + chunks[i] = ''; + } + }; +} + +window.falafel = module.exports;})(function(){return {parse: esprima.parse};},{exports: {}}); +var inBrowser = typeof window !== 'undefined' && this === window; +var parseAndModify = (inBrowser ? window.falafel : require("falafel")); + +(inBrowser ? window : exports).blanket = (function(){ + var linesToAddTracking = [ + "ExpressionStatement", + "BreakStatement" , + "ContinueStatement" , + "VariableDeclaration", + "ReturnStatement" , + "ThrowStatement" , + "TryStatement" , + "FunctionDeclaration" , + "IfStatement" , + "WhileStatement" , + "DoWhileStatement" , + "ForStatement" , + "ForInStatement" , + "SwitchStatement" , + "WithStatement" + ], + linesToAddBrackets = [ + "IfStatement" , + "WhileStatement" , + "DoWhileStatement" , + "ForStatement" , + "ForInStatement" , + "WithStatement" + ], + __blanket, + copynumber = Math.floor(Math.random()*1000), + coverageInfo = {},options = { + reporter: null, + adapter:null, + filter: null, + customVariable: null, + loader: null, + ignoreScriptError: false, + existingRequireJS:false, + autoStart: false, + timeout: 180, + ignoreCors: false, + branchTracking: false, + sourceURL: false, + debug:false, + engineOnly:false, + testReadyCallback:null, + commonJS:false, + instrumentCache:false, + modulePattern: null + }; + + if (inBrowser && typeof window.blanket !== 'undefined'){ + __blanket = window.blanket.noConflict(); + } + + _blanket = { + noConflict: function(){ + if (__blanket){ + return __blanket; + } + return _blanket; + }, + _getCopyNumber: function(){ + //internal method + //for differentiating between instances + return copynumber; + }, + extend: function(obj) { + //borrowed from underscore + _blanket._extend(_blanket,obj); + }, + _extend: function(dest,source){ + if (source) { + for (var prop in source) { + if ( dest[prop] instanceof Object && typeof dest[prop] !== "function"){ + _blanket._extend(dest[prop],source[prop]); + }else{ + dest[prop] = source[prop]; + } + } + } + }, + getCovVar: function(){ + var opt = _blanket.options("customVariable"); + if (opt){ + if (_blanket.options("debug")) {console.log("BLANKET-Using custom tracking variable:",opt);} + return inBrowser ? "window."+opt : opt; + } + return inBrowser ? "window._$blanket" : "_$jscoverage"; + }, + options: function(key,value){ + if (typeof key !== "string"){ + _blanket._extend(options,key); + }else if (typeof value === 'undefined'){ + return options[key]; + }else{ + options[key]=value; + } + }, + instrument: function(config, next){ + //check instrumented hash table, + //return instrumented code if available. + var inFile = config.inputFile, + inFileName = config.inputFileName; + //check instrument cache + if (_blanket.options("instrumentCache") && sessionStorage && sessionStorage.getItem("blanket_instrument_store-"+inFileName)){ + if (_blanket.options("debug")) {console.log("BLANKET-Reading instrumentation from cache: ",inFileName);} + next(sessionStorage.getItem("blanket_instrument_store-"+inFileName)); + }else{ + var sourceArray = _blanket._prepareSource(inFile); + _blanket._trackingArraySetup=[]; + //remove shebang + inFile = inFile.replace(/^\#\!.*/, ""); + var instrumented = parseAndModify(inFile,{loc:true,comment:true}, _blanket._addTracking(inFileName)); + instrumented = _blanket._trackingSetup(inFileName,sourceArray)+instrumented; + if (_blanket.options("sourceURL")){ + instrumented += "\n//@ sourceURL="+inFileName.replace("http://",""); + } + if (_blanket.options("debug")) {console.log("BLANKET-Instrumented file: ",inFileName);} + if (_blanket.options("instrumentCache") && sessionStorage){ + if (_blanket.options("debug")) {console.log("BLANKET-Saving instrumentation to cache: ",inFileName);} + sessionStorage.setItem("blanket_instrument_store-"+inFileName,instrumented); + } + next(instrumented); + } + }, + _trackingArraySetup: [], + _branchingArraySetup: [], + _prepareSource: function(source){ + return source.replace(/\\/g,"\\\\").replace(/'/g,"\\'").replace(/(\r\n|\n|\r)/gm,"\n").split('\n'); + }, + _trackingSetup: function(filename,sourceArray){ + var branches = _blanket.options("branchTracking"); + var sourceString = sourceArray.join("',\n'"); + var intro = ""; + var covVar = _blanket.getCovVar(); + + intro += "if (typeof "+covVar+" === 'undefined') "+covVar+" = {};\n"; + if (branches){ + intro += "var _$branchFcn=function(f,l,c,r){ "; + intro += "if (!!r) { "; + intro += covVar+"[f].branchData[l][c][0] = "+covVar+"[f].branchData[l][c][0] || [];"; + intro += covVar+"[f].branchData[l][c][0].push(r); }"; + intro += "else { "; + intro += covVar+"[f].branchData[l][c][1] = "+covVar+"[f].branchData[l][c][1] || [];"; + intro += covVar+"[f].branchData[l][c][1].push(r); }"; + intro += "return r;};\n"; + } + intro += "if (typeof "+covVar+"['"+filename+"'] === 'undefined'){"; + + intro += covVar+"['"+filename+"']=[];\n"; + if (branches){ + intro += covVar+"['"+filename+"'].branchData=[];\n"; + } + intro += covVar+"['"+filename+"'].source=['"+sourceString+"'];\n"; + //initialize array values + _blanket._trackingArraySetup.sort(function(a,b){ + return parseInt(a,10) > parseInt(b,10); + }).forEach(function(item){ + intro += covVar+"['"+filename+"']["+item+"]=0;\n"; + }); + if (branches){ + _blanket._branchingArraySetup.sort(function(a,b){ + return a.line > b.line; + }).sort(function(a,b){ + return a.column > b.column; + }).forEach(function(item){ + if (item.file === filename){ + intro += "if (typeof "+ covVar+"['"+filename+"'].branchData["+item.line+"] === 'undefined'){\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]=[];\n"; + intro += "}"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"] = [];\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"].consequent = "+JSON.stringify(item.consequent)+";\n"; + intro += covVar+"['"+filename+"'].branchData["+item.line+"]["+item.column+"].alternate = "+JSON.stringify(item.alternate)+";\n"; + } + }); + } + intro += "}"; + + return intro; + }, + _blockifyIf: function(node){ + if (linesToAddBrackets.indexOf(node.type) > -1){ + var bracketsExistObject = node.consequent || node.body; + var bracketsExistAlt = node.alternate; + if( bracketsExistAlt && bracketsExistAlt.type !== "BlockStatement") { + bracketsExistAlt.update("{\n"+bracketsExistAlt.source()+"}\n"); + } + if( bracketsExistObject && bracketsExistObject.type !== "BlockStatement") { + bracketsExistObject.update("{\n"+bracketsExistObject.source()+"}\n"); + } + } + }, + _trackBranch: function(node,filename){ + //recursive on consequent and alternative + var line = node.loc.start.line; + var col = node.loc.start.column; + + _blanket._branchingArraySetup.push({ + line: line, + column: col, + file:filename, + consequent: node.consequent.loc, + alternate: node.alternate.loc + }); + + var updated = "_$branchFcn"+ + "('"+filename+"',"+line+","+col+","+node.test.source()+ + ")?"+node.consequent.source()+":"+node.alternate.source(); + node.update(updated); + }, + _addTracking: function (filename) { + //falafel doesn't take a file name + //so we include the filename in a closure + //and return the function to falafel + var covVar = _blanket.getCovVar(); + + return function(node){ + _blanket._blockifyIf(node); + + if (linesToAddTracking.indexOf(node.type) > -1 && node.parent.type !== "LabeledStatement") { + _blanket._checkDefs(node,filename); + if (node.type === "VariableDeclaration" && + (node.parent.type === "ForStatement" || node.parent.type === "ForInStatement")){ + return; + } + if (node.loc && node.loc.start){ + node.update(covVar+"['"+filename+"']["+node.loc.start.line+"]++;\n"+node.source()); + _blanket._trackingArraySetup.push(node.loc.start.line); + }else{ + //I don't think we can handle a node with no location + throw new Error("The instrumenter encountered a node with no location: "+Object.keys(node)); + } + }else if (_blanket.options("branchTracking") && node.type === "ConditionalExpression"){ + _blanket._trackBranch(node,filename); + } + }; + }, + _checkDefs: function(node,filename){ + // Make sure developers don't redefine window. if they do, inform them it is wrong. + if (inBrowser){ + if (node.type === "VariableDeclaration" && node.declarations) { + node.declarations.forEach(function(declaration) { + if (declaration.id.name === "window") { + throw new Error("Instrumentation error, you cannot redefine the 'window' variable in " + filename + ":" + node.loc.start.line); + } + }); + } + if (node.type === "FunctionDeclaration" && node.params) { + node.params.forEach(function(param) { + if (param.name === "window") { + throw new Error("Instrumentation error, you cannot redefine the 'window' variable in " + filename + ":" + node.loc.start.line); + } + }); + } + //Make sure developers don't redefine the coverage variable + if (node.type === "ExpressionStatement" && + node.expression && node.expression.left && + node.expression.left.object && node.expression.left.property && + node.expression.left.object.name + + "." + node.expression.left.property.name === _blanket.getCovVar()) { + throw new Error("Instrumentation error, you cannot redefine the coverage variable in " + filename + ":" + node.loc.start.line); + } + }else{ + //Make sure developers don't redefine the coverage variable in node + if (node.type === "ExpressionStatement" && + node.expression && node.expression.left && + !node.expression.left.object && !node.expression.left.property && + node.expression.left.name === _blanket.getCovVar()) { + throw new Error("Instrumentation error, you cannot redefine the coverage variable in " + filename + ":" + node.loc.start.line); + } + } + }, + setupCoverage: function(){ + coverageInfo.instrumentation = "blanket"; + coverageInfo.stats = { + "suites": 0, + "tests": 0, + "passes": 0, + "pending": 0, + "failures": 0, + "start": new Date() + }; + }, + _checkIfSetup: function(){ + if (!coverageInfo.stats){ + throw new Error("You must call blanket.setupCoverage() first."); + } + }, + onTestStart: function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Test event started");} + this._checkIfSetup(); + coverageInfo.stats.tests++; + coverageInfo.stats.pending++; + }, + onTestDone: function(total,passed){ + this._checkIfSetup(); + if(passed === total){ + coverageInfo.stats.passes++; + }else{ + coverageInfo.stats.failures++; + } + coverageInfo.stats.pending--; + }, + onModuleStart: function(){ + this._checkIfSetup(); + coverageInfo.stats.suites++; + }, + onTestsDone: function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Test event done");} + this._checkIfSetup(); + coverageInfo.stats.end = new Date(); + + if (inBrowser){ + this.report(coverageInfo); + }else{ + if (!_blanket.options("branchTracking")){ + delete (inBrowser ? window : global)[_blanket.getCovVar()].branchFcn; + } + this.options("reporter").call(this,coverageInfo); + } + } + }; + return _blanket; +})(); + +(function(_blanket){ + var oldOptions = _blanket.options; +_blanket.extend({ + outstandingRequireFiles:[], + options: function(key,value){ + var newVal={}; + + if (typeof key !== "string"){ + //key is key/value map + oldOptions(key); + newVal = key; + }else if (typeof value === 'undefined'){ + //accessor + return oldOptions(key); + }else{ + //setter + oldOptions(key,value); + newVal[key] = value; + } + + if (newVal.adapter){ + _blanket._loadFile(newVal.adapter); + } + if (newVal.loader){ + _blanket._loadFile(newVal.loader); + } + }, + requiringFile: function(filename,done){ + if (typeof filename === "undefined"){ + _blanket.outstandingRequireFiles=[]; + }else if (typeof done === "undefined"){ + _blanket.outstandingRequireFiles.push(filename); + }else{ + _blanket.outstandingRequireFiles.splice(_blanket.outstandingRequireFiles.indexOf(filename),1); + } + }, + requireFilesLoaded: function(){ + return _blanket.outstandingRequireFiles.length === 0; + }, + showManualLoader: function(){ + if (document.getElementById("blanketLoaderDialog")){ + return; + } + //copied from http://blog.avtex.com/2012/01/26/cross-browser-css-only-modal-box/ + var loader = "
"; + loader += " 
"; + loader += "
"; + loader += "
"; + loader += "Error: Blanket.js encountered a cross origin request error while instrumenting the source files. "; + loader += "

This is likely caused by the source files being referenced locally (using the file:// protocol). "; + loader += "

Some solutions include starting Chrome with special flags, running a server locally, or using a browser without these CORS restrictions (Safari)."; + loader += "
"; + if (typeof FileReader !== "undefined"){ + loader += "
Or, try the experimental loader. When prompted, simply click on the directory containing all the source files you want covered."; + loader += "Start Loader"; + loader += ""; + } + loader += "
Close"; + loader += "
"; + loader += "
"; + + var css = ".blanketDialogWrapper {"; + css += "display:block;"; + css += "position:fixed;"; + css += "z-index:40001; }"; + + css += ".blanketDialogOverlay {"; + css += "position:fixed;"; + css += "width:100%;"; + css += "height:100%;"; + css += "background-color:black;"; + css += "opacity:.5; "; + css += "-ms-filter:'progid:DXImageTransform.Microsoft.Alpha(Opacity=50)'; "; + css += "filter:alpha(opacity=50); "; + css += "z-index:40001; }"; + + css += ".blanketDialogVerticalOffset { "; + css += "position:fixed;"; + css += "top:30%;"; + css += "width:100%;"; + css += "z-index:40002; }"; + + css += ".blanketDialogBox { "; + css += "width:405px; "; + css += "position:relative;"; + css += "margin:0 auto;"; + css += "background-color:white;"; + css += "padding:10px;"; + css += "border:1px solid black; }"; + + var dom = document.createElement("style"); + dom.innerHTML = css; + document.head.appendChild(dom); + + var div = document.createElement("div"); + div.id = "blanketLoaderDialog"; + div.className = "blanketDialogWrapper"; + div.innerHTML = loader; + document.body.insertBefore(div,document.body.firstChild); + + }, + manualFileLoader: function(files){ + var toArray =Array.prototype.slice; + files = toArray.call(files).filter(function(item){ + return item.type !== ""; + }); + var sessionLength = files.length-1; + var sessionIndx=0; + var sessionArray = {}; + if (sessionStorage["blanketSessionLoader"]){ + sessionArray = JSON.parse(sessionStorage["blanketSessionLoader"]); + } + + + var fileLoader = function(event){ + var fileContent = event.currentTarget.result; + var file = files[sessionIndx]; + var filename = file.webkitRelativePath && file.webkitRelativePath !== '' ? file.webkitRelativePath : file.name; + sessionArray[filename] = fileContent; + sessionIndx++; + if (sessionIndx === sessionLength){ + sessionStorage.setItem("blanketSessionLoader", JSON.stringify(sessionArray)); + document.location.reload(); + }else{ + readFile(files[sessionIndx]); + } + }; + function readFile(file){ + var reader = new FileReader(); + reader.onload = fileLoader; + reader.readAsText(file); + } + readFile(files[sessionIndx]); + }, + _loadFile: function(path){ + if (typeof path !== "undefined"){ + var request = new XMLHttpRequest(); + request.open('GET', path, false); + request.send(); + _blanket._addScript(request.responseText); + } + }, + _addScript: function(data){ + /*var script = document.createElement("script"); + script.type = "text/javascript"; + script.text = data; + (document.body || document.getElementsByTagName('head')[0]).appendChild(script);*/ + (1,eval)(data); + }, + hasAdapter: function(callback){ + return _blanket.options("adapter") !== null; + }, + report: function(coverage_data){ + if (!document.getElementById("blanketLoaderDialog")){ + //all found, clear it + _blanket.blanketSession = null; + } + coverage_data.files = window._$blanket; + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + + // Check if we have any covered files that requires reporting + // otherwise just exit gracefully. + if (!coverage_data.files || !Object.keys(coverage_data.files).length) { + if (_blanket.options("debug")) {console.log("BLANKET-Reporting No files were instrumented.");} + return; + } + + if (typeof coverage_data.files.branchFcn !== "undefined"){ + delete coverage_data.files.branchFcn; + } + if (typeof _blanket.options("reporter") === "string"){ + _blanket._loadFile(_blanket.options("reporter")); + _blanket.customReporter(coverage_data,_blanket.options("reporter_options")); + }else if (typeof _blanket.options("reporter") === "function"){ + _blanket.options("reporter")(coverage_data,_blanket.options("reporter_options")); + }else if (typeof _blanket.defaultReporter === 'function'){ + _blanket.defaultReporter(coverage_data,_blanket.options("reporter_options")); + }else{ + throw new Error("no reporter defined."); + } + }, + _bindStartTestRunner: function(bindEvent,startEvent){ + if (bindEvent){ + bindEvent(startEvent); + }else{ + window.addEventListener("load",startEvent,false); + } + }, + _loadSourceFiles: function(callback){ + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + function copy(o){ + var _copy = Object.create( Object.getPrototypeOf(o) ); + var propNames = Object.getOwnPropertyNames(o); + + propNames.forEach(function(name){ + var desc = Object.getOwnPropertyDescriptor(o, name); + Object.defineProperty(_copy, name, desc); + }); + + return _copy; + } + if (_blanket.options("debug")) {console.log("BLANKET-Collecting page scripts");} + var scripts = _blanket.utils.collectPageScripts(); + //_blanket.options("filter",scripts); + if (scripts.length === 0){ + callback(); + }else{ + + //check session state + if (sessionStorage["blanketSessionLoader"]){ + _blanket.blanketSession = JSON.parse(sessionStorage["blanketSessionLoader"]); + } + + scripts.forEach(function(file,indx){ + _blanket.utils.cache[file]={ + loaded:false + }; + }); + + var currScript=-1; + _blanket.utils.loadAll(function(test){ + if (test){ + return typeof scripts[currScript+1] !== 'undefined'; + } + currScript++; + if (currScript >= scripts.length){ + return null; + } + return scripts[currScript]; + },callback); + } + }, + beforeStartTestRunner: function(opts){ + opts = opts || {}; + opts.checkRequirejs = typeof opts.checkRequirejs === "undefined" ? true : opts.checkRequirejs; + opts.callback = opts.callback || function() { }; + opts.coverage = typeof opts.coverage === "undefined" ? true : opts.coverage; + if (opts.coverage) { + _blanket._bindStartTestRunner(opts.bindEvent, + function(){ + _blanket._loadSourceFiles(function() { + + var allLoaded = function(){ + return opts.condition ? opts.condition() : _blanket.requireFilesLoaded(); + }; + var check = function() { + if (allLoaded()) { + if (_blanket.options("debug")) {console.log("BLANKET-All files loaded, init start test runner callback.");} + var cb = _blanket.options("testReadyCallback"); + + if (cb){ + if (typeof cb === "function"){ + cb(opts.callback); + }else if (typeof cb === "string"){ + _blanket._addScript(cb); + opts.callback(); + } + }else{ + opts.callback(); + } + } else { + setTimeout(check, 13); + } + }; + check(); + }); + }); + }else{ + opts.callback(); + } + }, + utils: { + qualifyURL: function (url) { + //http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue + var a = document.createElement('a'); + a.href = url; + return a.href; + } + } +}); + +})(blanket); + +blanket.defaultReporter = function(coverage){ + var cssSytle = "#blanket-main {margin:2px;background:#EEE;color:#333;clear:both;font-family:'Helvetica Neue Light', 'HelveticaNeue-Light', 'Helvetica Neue', Calibri, Helvetica, Arial, sans-serif; font-size:17px;} #blanket-main a {color:#333;text-decoration:none;} #blanket-main a:hover {text-decoration:underline;} .blanket {margin:0;padding:5px;clear:both;border-bottom: 1px solid #FFFFFF;} .bl-error {color:red;}.bl-success {color:#5E7D00;} .bl-file{width:auto;} .bl-cl{float:left;} .blanket div.rs {margin-left:50px; width:150px; float:right} .bl-nb {padding-right:10px;} #blanket-main a.bl-logo {color: #EB1764;cursor: pointer;font-weight: bold;text-decoration: none} .bl-source{ overflow-x:scroll; background-color: #FFFFFF; border: 1px solid #CBCBCB; color: #363636; margin: 25px 20px; width: 80%;} .bl-source div{white-space: pre;font-family: monospace;} .bl-source > div > span:first-child{background-color: #EAEAEA;color: #949494;display: inline-block;padding: 0 10px;text-align: center;width: 30px;} .bl-source .miss{background-color:#e6c3c7} .bl-source span.branchWarning{color:#000;background-color:yellow;} .bl-source span.branchOkay{color:#000;background-color:transparent;}", + successRate = 60, + head = document.head, + fileNumber = 0, + body = document.body, + headerContent, + hasBranchTracking = Object.keys(coverage.files).some(function(elem){ + return typeof coverage.files[elem].branchData !== 'undefined'; + }), + bodyContent = "
results
Coverage (%)
Covered/Total Smts.
"+(hasBranchTracking ? "
Covered/Total Branches
":"")+"
", + fileTemplate = "
{{fileNumber}}.{{file}}
{{percentage}} %
{{numberCovered}}/{{totalSmts}}
"+( hasBranchTracking ? "
{{passedBranches}}/{{totalBranches}}
" : "" )+"
"; + grandTotalTemplate = "
{{rowTitle}}
{{percentage}} %
{{numberCovered}}/{{totalSmts}}
"+( hasBranchTracking ? "
{{passedBranches}}/{{totalBranches}}
" : "" ) + "
"; + + function blanket_toggleSource(id) { + var element = document.getElementById(id); + if(element.style.display === 'block') { + element.style.display = 'none'; + } else { + element.style.display = 'block'; + } + } + + + /*var script = document.createElement("script"); + script.type = "text/javascript"; + script.text = blanket_toggleSource.toString().replace('function ' + blanket_toggleSource.name, 'function blanket_toggleSource'); + body.appendChild(script);*/ + (1,eval)(blanket_toggleSource.toString().replace('function ' + blanket_toggleSource.name, 'function blanket_toggleSource')); + + var percentage = function(number, total) { + return (Math.round(((number/total) * 100)*100)/100); + }; + + var appendTag = function (type, el, str) { + var dom = document.createElement(type); + dom.innerHTML = str; + el.appendChild(dom); + }; + + function escapeInvalidXmlChars(str) { + return str.replace(/\&/g, "&") + .replace(//g, ">") + .replace(/\"/g, """) + .replace(/\'/g, "'"); + } + + function isBranchFollowed(data,bool){ + var mode = bool ? 0 : 1; + if (typeof data === 'undefined' || + typeof data === null || + typeof data[mode] === 'undefined'){ + return false; + } + return data[mode].length > 0; + } + + var branchStack = []; + + function branchReport(colsIndex,src,cols,offset,lineNum){ + var newsrc=""; + var postfix=""; + if (branchStack.length > 0){ + newsrc += ""; + if (branchStack[0][0].end.line === lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(0,branchStack[0][0].end.column)) + ""; + src = src.slice(branchStack[0][0].end.column); + branchStack.shift(); + if (branchStack.length > 0){ + newsrc += ""; + if (branchStack[0][0].end.line === lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(0,branchStack[0][0].end.column)) + ""; + src = src.slice(branchStack[0][0].end.column); + branchStack.shift(); + if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) ,cols:cols}; + } + } + else if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) + "",cols:cols}; + } + else{ + postfix = ""; + } + }else if (!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) ,cols:cols}; + } + }else if(!cols){ + return {src: newsrc + escapeInvalidXmlChars(src) + "",cols:cols}; + }else{ + postfix = ""; + } + } + var thisline = cols[colsIndex]; + //consequent + + var cons = thisline.consequent; + if (cons.start.line > lineNum){ + branchStack.unshift([thisline.alternate,thisline]); + branchStack.unshift([cons,thisline]); + src = escapeInvalidXmlChars(src); + }else{ + var style = ""; + newsrc += escapeInvalidXmlChars(src.slice(0,cons.start.column-offset)) + style; + + if (cols.length > colsIndex+1 && + cols[colsIndex+1].consequent.start.line === lineNum && + cols[colsIndex+1].consequent.start.column-offset < cols[colsIndex].consequent.end.column-offset) + { + var res = branchReport(colsIndex+1,src.slice(cons.start.column-offset,cons.end.column-offset),cols,cons.start.column-offset,lineNum); + newsrc += res.src; + cols = res.cols; + cols[colsIndex+1] = cols[colsIndex+2]; + cols.length--; + }else{ + newsrc += escapeInvalidXmlChars(src.slice(cons.start.column-offset,cons.end.column-offset)); + } + newsrc += ""; + + var alt = thisline.alternate; + if (alt.start.line > lineNum){ + newsrc += escapeInvalidXmlChars(src.slice(cons.end.column-offset)); + branchStack.unshift([alt,thisline]); + }else{ + newsrc += escapeInvalidXmlChars(src.slice(cons.end.column-offset,alt.start.column-offset)); + style = ""; + newsrc += style; + if (cols.length > colsIndex+1 && + cols[colsIndex+1].consequent.start.line === lineNum && + cols[colsIndex+1].consequent.start.column-offset < cols[colsIndex].alternate.end.column-offset) + { + var res2 = branchReport(colsIndex+1,src.slice(alt.start.column-offset,alt.end.column-offset),cols,alt.start.column-offset,lineNum); + newsrc += res2.src; + cols = res2.cols; + cols[colsIndex+1] = cols[colsIndex+2]; + cols.length--; + }else{ + newsrc += escapeInvalidXmlChars(src.slice(alt.start.column-offset,alt.end.column-offset)); + } + newsrc += ""; + newsrc += escapeInvalidXmlChars(src.slice(alt.end.column-offset)); + src = newsrc; + } + } + return {src:src+postfix, cols:cols}; + } + + var isUndefined = function(item){ + return typeof item !== 'undefined'; + }; + + var files = coverage.files; + var totals = { + totalSmts: 0, + numberOfFilesCovered: 0, + passedBranches: 0, + totalBranches: 0, + moduleTotalStatements : {}, + moduleTotalCoveredStatements : {}, + moduleTotalBranches : {}, + moduleTotalCoveredBranches : {} + }; + + // check if a data-cover-modulepattern was provided for per-module coverage reporting + var modulePattern = _blanket.options("modulePattern"); + var modulePatternRegex = ( modulePattern ? new RegExp(modulePattern) : null ); + + for(var file in files) + { + if (!files.hasOwnProperty(file)) { + continue; + } + + fileNumber++; + + var statsForFile = files[file], + totalSmts = 0, + numberOfFilesCovered = 0, + code = [], + i; + + + var end = []; + for(i = 0; i < statsForFile.source.length; i +=1){ + var src = statsForFile.source[i]; + + if (branchStack.length > 0 || + typeof statsForFile.branchData !== 'undefined') + { + if (typeof statsForFile.branchData[i+1] !== 'undefined') + { + var cols = statsForFile.branchData[i+1].filter(isUndefined); + var colsIndex=0; + + + src = branchReport(colsIndex,src,cols,0,i+1).src; + + }else if (branchStack.length){ + src = branchReport(0,src,null,0,i+1).src; + }else{ + src = escapeInvalidXmlChars(src); + } + }else{ + src = escapeInvalidXmlChars(src); + } + var lineClass=""; + if(statsForFile[i+1]) { + numberOfFilesCovered += 1; + totalSmts += 1; + lineClass = 'hit'; + }else{ + if(statsForFile[i+1] === 0){ + totalSmts++; + lineClass = 'miss'; + } + } + code[i + 1] = "
"+(i + 1)+""+src+"
"; + } + totals.totalSmts += totalSmts; + totals.numberOfFilesCovered += numberOfFilesCovered; + var totalBranches=0; + var passedBranches=0; + if (typeof statsForFile.branchData !== 'undefined'){ + for(var j=0;j 0 && + typeof statsForFile.branchData[j][k][1] !== 'undefined' && + statsForFile.branchData[j][k][1].length > 0){ + passedBranches++; + } + } + } + } + } + } + totals.passedBranches += passedBranches; + totals.totalBranches += totalBranches; + + // if "data-cover-modulepattern" was provided, + // track totals per module name as well as globally + if (modulePatternRegex) { + var moduleName = file.match(modulePatternRegex)[1]; + + if(!totals.moduleTotalStatements.hasOwnProperty(moduleName)) { + totals.moduleTotalStatements[moduleName] = 0; + totals.moduleTotalCoveredStatements[moduleName] = 0; + } + + totals.moduleTotalStatements[moduleName] += totalSmts; + totals.moduleTotalCoveredStatements[moduleName] += numberOfFilesCovered; + + if(!totals.moduleTotalBranches.hasOwnProperty(moduleName)) { + totals.moduleTotalBranches[moduleName] = 0; + totals.moduleTotalCoveredBranches[moduleName] = 0; + } + + totals.moduleTotalBranches[moduleName] += totalBranches; + totals.moduleTotalCoveredBranches[moduleName] += passedBranches; + } + + var result = percentage(numberOfFilesCovered, totalSmts); + + var output = fileTemplate.replace("{{file}}", file) + .replace("{{percentage}}",result) + .replace("{{numberCovered}}", numberOfFilesCovered) + .replace(/\{\{fileNumber\}\}/g, fileNumber) + .replace("{{totalSmts}}", totalSmts) + .replace("{{totalBranches}}", totalBranches) + .replace("{{passedBranches}}", passedBranches) + .replace("{{source}}", code.join(" ")); + if(result < successRate) + { + output = output.replace("{{statusclass}}", "bl-error"); + } else { + output = output.replace("{{statusclass}}", "bl-success"); + } + bodyContent += output; + } + + // create temporary function for use by the global totals reporter, + // as well as the per-module totals reporter + var createAggregateTotal = function(numSt, numCov, numBranch, numCovBr, moduleName) { + + var totalPercent = percentage(numCov, numSt); + var statusClass = totalPercent < successRate ? "bl-error" : "bl-success"; + var rowTitle = ( moduleName ? "Total for module: " + moduleName : "Global total" ); + var totalsOutput = grandTotalTemplate.replace("{{rowTitle}}", rowTitle) + .replace("{{percentage}}", totalPercent) + .replace("{{numberCovered}}", numCov) + .replace("{{totalSmts}}", numSt) + .replace("{{passedBranches}}", numCovBr) + .replace("{{totalBranches}}", numBranch) + .replace("{{statusclass}}", statusClass); + + bodyContent += totalsOutput; + }; + + // if "data-cover-modulepattern" was provided, + // output the per-module totals alongside the global totals + if (modulePatternRegex) { + for (var thisModuleName in totals.moduleTotalStatements) { + if (totals.moduleTotalStatements.hasOwnProperty(thisModuleName)) { + + var moduleTotalSt = totals.moduleTotalStatements[thisModuleName]; + var moduleTotalCovSt = totals.moduleTotalCoveredStatements[thisModuleName]; + + var moduleTotalBr = totals.moduleTotalBranches[thisModuleName]; + var moduleTotalCovBr = totals.moduleTotalCoveredBranches[thisModuleName]; + + createAggregateTotal(moduleTotalSt, moduleTotalCovSt, moduleTotalBr, moduleTotalCovBr, thisModuleName); + } + } + } + + createAggregateTotal(totals.totalSmts, totals.numberOfFilesCovered, totals.totalBranches, totals.passedBranches, null); + bodyContent += "
"; //closing main + + + appendTag('style', head, cssSytle); + //appendStyle(body, headerContent); + if (document.getElementById("blanket-main")){ + document.getElementById("blanket-main").innerHTML= + bodyContent.slice(23,-6); + }else{ + appendTag('div', body, bodyContent); + } + + fileNumber = 0; + for(var file in files) { + if (!files.hasOwnProperty(file)) { + continue; + } + + fileNumber++; + var _ = function() { + var localFN = fileNumber; + $("#blanket-link-file-" + fileNumber).click(function() { + blanket_toggleSource("file-" + localFN); + }); + }(); + } + + //appendHtml(body, ''); +}; + +(function(){ + var newOptions={}; + //http://stackoverflow.com/a/2954896 + var toArray =Array.prototype.slice; + var scripts = toArray.call(document.scripts); + toArray.call(scripts[scripts.length - 1].attributes) + .forEach(function(es){ + if(es.nodeName === "data-cover-only"){ + newOptions.filter = es.nodeValue; + } + if(es.nodeName === "data-cover-never"){ + newOptions.antifilter = es.nodeValue; + } + if(es.nodeName === "data-cover-reporter"){ + newOptions.reporter = es.nodeValue; + } + if (es.nodeName === "data-cover-adapter"){ + newOptions.adapter = es.nodeValue; + } + if (es.nodeName === "data-cover-loader"){ + newOptions.loader = es.nodeValue; + } + if (es.nodeName === "data-cover-timeout"){ + newOptions.timeout = es.nodeValue; + } + if (es.nodeName === "data-cover-modulepattern") { + newOptions.modulePattern = es.nodeValue; + } + if (es.nodeName === "data-cover-reporter-options"){ + try{ + newOptions.reporter_options = JSON.parse(es.nodeValue); + }catch(e){ + if (blanket.options("debug")){ + throw new Error("Invalid reporter options. Must be a valid stringified JSON object."); + } + } + } + if (es.nodeName === "data-cover-testReadyCallback"){ + newOptions.testReadyCallback = es.nodeValue; + } + if (es.nodeName === "data-cover-customVariable"){ + newOptions.customVariable = es.nodeValue; + } + if (es.nodeName === "data-cover-flags"){ + var flags = " "+es.nodeValue+" "; + if (flags.indexOf(" ignoreError ") > -1){ + newOptions.ignoreScriptError = true; + } + if (flags.indexOf(" autoStart ") > -1){ + newOptions.autoStart = true; + } + if (flags.indexOf(" ignoreCors ") > -1){ + newOptions.ignoreCors = true; + } + if (flags.indexOf(" branchTracking ") > -1){ + newOptions.branchTracking = true; + } + if (flags.indexOf(" sourceURL ") > -1){ + newOptions.sourceURL = true; + } + if (flags.indexOf(" debug ") > -1){ + newOptions.debug = true; + } + if (flags.indexOf(" engineOnly ") > -1){ + newOptions.engineOnly = true; + } + if (flags.indexOf(" commonJS ") > -1){ + newOptions.commonJS = true; + } + if (flags.indexOf(" instrumentCache ") > -1){ + newOptions.instrumentCache = true; + } + } + }); + blanket.options(newOptions); + + if (typeof requirejs !== 'undefined'){ + blanket.options("existingRequireJS",true); + } + /* setup requirejs loader, if needed */ + + if (blanket.options("commonJS")){ + blanket._commonjs = {}; + } +})(); +(function(_blanket){ +_blanket.extend({ + utils: { + normalizeBackslashes: function(str) { + return str.replace(/\\/g, '/'); + }, + matchPatternAttribute: function(filename,pattern){ + if (typeof pattern === 'string'){ + if (pattern.indexOf("[") === 0){ + //treat as array + var pattenArr = pattern.slice(1,pattern.length-1).split(","); + return pattenArr.some(function(elem){ + return _blanket.utils.matchPatternAttribute(filename,_blanket.utils.normalizeBackslashes(elem.slice(1,-1))); + //return filename.indexOf(_blanket.utils.normalizeBackslashes(elem.slice(1,-1))) > -1; + }); + }else if ( pattern.indexOf("//") === 0){ + var ex = pattern.slice(2,pattern.lastIndexOf('/')); + var mods = pattern.slice(pattern.lastIndexOf('/')+1); + var regex = new RegExp(ex,mods); + return regex.test(filename); + }else if (pattern.indexOf("#") === 0){ + return window[pattern.slice(1)].call(window,filename); + }else{ + return filename.indexOf(_blanket.utils.normalizeBackslashes(pattern)) > -1; + } + }else if ( pattern instanceof Array ){ + return pattern.some(function(elem){ + return _blanket.utils.matchPatternAttribute(filename,elem); + }); + }else if (pattern instanceof RegExp){ + return pattern.test(filename); + }else if (typeof pattern === "function"){ + return pattern.call(window,filename); + } + }, + blanketEval: function(data){ + _blanket._addScript(data); + }, + collectPageScripts: function(){ + var toArray = Array.prototype.slice; + var scripts = toArray.call(document.scripts); + var selectedScripts=[],scriptNames=[]; + var filter = _blanket.options("filter"); + if(filter != null){ + //global filter in place, data-cover-only + var antimatch = _blanket.options("antifilter"); + selectedScripts = toArray.call(document.scripts) + .filter(function(s){ + return toArray.call(s.attributes).filter(function(sn){ + return sn.nodeName === "src" && _blanket.utils.matchPatternAttribute(sn.nodeValue,filter) && + (typeof antimatch === "undefined" || !_blanket.utils.matchPatternAttribute(sn.nodeValue,antimatch)); + }).length === 1; + }); + }else{ + selectedScripts = toArray.call(document.querySelectorAll("script[data-cover]")); + } + scriptNames = selectedScripts.map(function(s){ + return _blanket.utils.qualifyURL( + toArray.call(s.attributes).filter( + function(sn){ + return sn.nodeName === "src"; + })[0].nodeValue); + }); + if (!filter){ + _blanket.options("filter","['"+scriptNames.join("','")+"']"); + } + return scriptNames; + }, + loadAll: function(nextScript,cb,preprocessor){ + /** + * load dependencies + * @param {nextScript} factory for priority level + * @param {cb} the done callback + */ + var currScript=nextScript(); + var isLoaded = _blanket.utils.scriptIsLoaded( + currScript, + _blanket.utils.ifOrdered, + nextScript, + cb + ); + + if (!(_blanket.utils.cache[currScript] && _blanket.utils.cache[currScript].loaded)){ + var attach = function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Mark script:"+currScript+", as loaded and move to next script.");} + isLoaded(); + }; + var whenDone = function(result){ + if (_blanket.options("debug")) {console.log("BLANKET-File loading finished");} + if (typeof result !== 'undefined'){ + if (_blanket.options("debug")) {console.log("BLANKET-Add file to DOM.");} + _blanket._addScript(result); + } + attach(); + }; + + _blanket.utils.attachScript( + { + url: currScript + }, + function (content){ + _blanket.utils.processFile( + content, + currScript, + whenDone, + whenDone + ); + } + ); + }else{ + isLoaded(); + } + }, + attachScript: function(options,cb){ + var timeout = _blanket.options("timeout") || 3000; + setTimeout(function(){ + if (!_blanket.utils.cache[options.url].loaded){ + throw new Error("error loading source script"); + } + },timeout); + _blanket.utils.getFile( + options.url, + cb, + function(){ throw new Error("error loading source script");} + ); + }, + ifOrdered: function(nextScript,cb){ + /** + * ordered loading callback + * @param {nextScript} factory for priority level + * @param {cb} the done callback + */ + var currScript = nextScript(true); + if (currScript){ + _blanket.utils.loadAll(nextScript,cb); + }else{ + cb(new Error("Error in loading chain.")); + } + }, + scriptIsLoaded: function(url,orderedCb,nextScript,cb){ + /** + * returns a callback that checks a loading list to see if a script is loaded. + * @param {orderedCb} callback if ordered loading is being done + * @param {nextScript} factory for next priority level + * @param {cb} the done callback + */ + if (_blanket.options("debug")) {console.log("BLANKET-Returning function");} + return function(){ + if (_blanket.options("debug")) {console.log("BLANKET-Marking file as loaded: "+url);} + + _blanket.utils.cache[url].loaded=true; + + if (_blanket.utils.allLoaded()){ + if (_blanket.options("debug")) {console.log("BLANKET-All files loaded");} + cb(); + }else if (orderedCb){ + //if it's ordered we need to + //traverse down to the next + //priority level + if (_blanket.options("debug")) {console.log("BLANKET-Load next file.");} + orderedCb(nextScript,cb); + } + }; + }, + cache: {}, + allLoaded: function (){ + /** + * check if depdencies are loaded in cache + */ + var cached = Object.keys(_blanket.utils.cache); + for (var i=0;i -1){ + callback(_blanket.blanketSession[key]); + foundInSession=true; + return; + } + } + } + if (!foundInSession){ + var xhr = _blanket.utils.createXhr(); + xhr.open('GET', url, true); + + //Allow overrides specified in config + if (onXhr) { + onXhr(xhr, url); + } + + xhr.onreadystatechange = function (evt) { + var status, err; + + //Do not explicitly handle errors, those should be + //visible via console output in the browser. + if (xhr.readyState === 4) { + status = xhr.status; + if ((status > 399 && status < 600) /*|| + (status === 0 && + navigator.userAgent.toLowerCase().indexOf('firefox') > -1) + */ ) { + //An http 4xx or 5xx error. Signal an error. + err = new Error(url + ' HTTP status: ' + status); + err.xhr = xhr; + errback(err); + } else { + callback(xhr.responseText); + } + } + }; + try{ + xhr.send(null); + }catch(e){ + if (e.code && (e.code === 101 || e.code === 1012) && _blanket.options("ignoreCors") === false){ + //running locally and getting error from browser + _blanket.showManualLoader(); + } else { + throw e; + } + } + } + } + } +}); + +(function(){ + var require = blanket.options("commonJS") ? blanket._commonjs.require : window.require; + var requirejs = blanket.options("commonJS") ? blanket._commonjs.requirejs : window.requirejs; + if (!_blanket.options("engineOnly") && _blanket.options("existingRequireJS")){ + + _blanket.utils.oldloader = requirejs.load; + + requirejs.load = function (context, moduleName, url) { + _blanket.requiringFile(url); + _blanket.utils.getFile(url, + function(content){ + _blanket.utils.processFile( + content, + url, + function newLoader(){ + context.completeLoad(moduleName); + }, + function oldLoader(){ + _blanket.utils.oldloader(context, moduleName, url); + } + ); + }, function (err) { + _blanket.requiringFile(); + throw err; + }); + }; + } + // Save the XHR constructor, just in case frameworks like Sinon would sandbox it. + _blanket.utils.cacheXhrConstructor(); +})(); + +})(blanket); + +(function() { + + if(!mocha) { + throw new Exception("mocha library does not exist in global namespace!"); + } + + + /* + * Mocha Events: + * + * - `start` execution started + * - `end` execution complete + * - `suite` (suite) test suite execution started + * - `suite end` (suite) all tests (and sub-suites) have finished + * - `test` (test) test execution started + * - `test end` (test) test completed + * - `hook` (hook) hook execution started + * - `hook end` (hook) hook complete + * - `pass` (test) test passed + * - `fail` (test, err) test failed + * + */ + + var OriginalReporter = mocha._reporter; + + var BlanketReporter = function(runner) { + runner.on('start', function() { + blanket.setupCoverage(); + }); + + runner.on('end', function() { + blanket.onTestsDone(); + }); + + runner.on('suite', function() { + blanket.onModuleStart(); + }); + + runner.on('test', function() { + blanket.onTestStart(); + }); + + runner.on('test end', function(test) { + blanket.onTestDone(test.parent.tests.length, test.state === 'passed'); + }); + + // NOTE: this is an instance of BlanketReporter + new OriginalReporter(runner); + }; + + BlanketReporter.prototype = OriginalReporter.prototype; + + mocha.reporter(BlanketReporter); + + var oldRun = mocha.run, + oldCallback = null; + + mocha.run = function (finishCallback) { + oldCallback = finishCallback; + console.log("waiting for blanket..."); + }; + blanket.beforeStartTestRunner({ + callback: function(){ + if (!blanket.options("existingRequireJS")){ + oldRun(oldCallback); + } + mocha.run = oldRun; + } + }); +})(); diff --git a/test/crypto_test.js b/libtextsecure/test/crypto_test.js similarity index 100% rename from test/crypto_test.js rename to libtextsecure/test/crypto_test.js diff --git a/test/curve25519_compiled_test.js b/libtextsecure/test/curve25519_compiled_test.js similarity index 100% rename from test/curve25519_compiled_test.js rename to libtextsecure/test/curve25519_compiled_test.js diff --git a/test/curve25519_test.js b/libtextsecure/test/curve25519_test.js similarity index 100% rename from test/curve25519_test.js rename to libtextsecure/test/curve25519_test.js diff --git a/test/fake_api.js b/libtextsecure/test/fake_api.js similarity index 100% rename from test/fake_api.js rename to libtextsecure/test/fake_api.js diff --git a/test/helpers_test.js b/libtextsecure/test/helpers_test.js similarity index 100% rename from test/helpers_test.js rename to libtextsecure/test/helpers_test.js diff --git a/libtextsecure/test/index.html b/libtextsecure/test/index.html new file mode 100644 index 0000000000..c4f9da1244 --- /dev/null +++ b/libtextsecure/test/index.html @@ -0,0 +1,67 @@ + + + + + + libTextSecure test runner + + + +

Run this out of the chrome-plugin:// namespace (and expect plugin state to be cleared/corrupted), not file://

+ +
+
+ +
+
+
+
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/test/nativeclient_test.js b/libtextsecure/test/nativeclient_test.js similarity index 100% rename from test/nativeclient_test.js rename to libtextsecure/test/nativeclient_test.js diff --git a/test/protocol_test.js b/libtextsecure/test/protocol_test.js similarity index 100% rename from test/protocol_test.js rename to libtextsecure/test/protocol_test.js diff --git a/libtextsecure/test/protos b/libtextsecure/test/protos new file mode 120000 index 0000000000..3d021e5976 --- /dev/null +++ b/libtextsecure/test/protos @@ -0,0 +1 @@ +../../protos/ \ No newline at end of file diff --git a/libtextsecure/test/test.js b/libtextsecure/test/test.js new file mode 100644 index 0000000000..b9af69b4f9 --- /dev/null +++ b/libtextsecure/test/test.js @@ -0,0 +1,10943 @@ +;(function(){ + +// CommonJS require() + +function require(p){ + var path = require.resolve(p) + , mod = require.modules[path]; + if (!mod) throw new Error('failed to require "' + p + '"'); + if (!mod.exports) { + mod.exports = {}; + mod.call(mod.exports, mod, mod.exports, require.relative(path)); + } + return mod.exports; + } + +require.modules = {}; + +require.resolve = function (path){ + var orig = path + , reg = path + '.js' + , index = path + '/index.js'; + return require.modules[reg] && reg + || require.modules[index] && index + || orig; + }; + +require.register = function (path, fn){ + require.modules[path] = fn; + }; + +require.relative = function (parent) { + return function(p){ + if ('.' != p.charAt(0)) return require(p); + + var path = parent.split('/') + , segs = p.split('/'); + path.pop(); + + for (var i = 0; i < segs.length; i++) { + var seg = segs[i]; + if ('..' == seg) path.pop(); + else if ('.' != seg) path.push(seg); + } + + return require(path.join('/')); + }; + }; + + +require.register("browser/debug.js", function(module, exports, require){ +module.exports = function(type){ + return function(){ + } +}; + +}); // module: browser/debug.js + +require.register("browser/diff.js", function(module, exports, require){ +/* See LICENSE file for terms of use */ + +/* + * Text diff implementation. + * + * This library supports the following APIS: + * JsDiff.diffChars: Character by character diff + * JsDiff.diffWords: Word (as defined by \b regex) diff which ignores whitespace + * JsDiff.diffLines: Line based diff + * + * JsDiff.diffCss: Diff targeted at CSS content + * + * These methods are based on the implementation proposed in + * "An O(ND) Difference Algorithm and its Variations" (Myers, 1986). + * http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.4.6927 + */ +var JsDiff = (function() { + /*jshint maxparams: 5*/ + function clonePath(path) { + return { newPos: path.newPos, components: path.components.slice(0) }; + } + function removeEmpty(array) { + var ret = []; + for (var i = 0; i < array.length; i++) { + if (array[i]) { + ret.push(array[i]); + } + } + return ret; + } + function escapeHTML(s) { + var n = s; + n = n.replace(/&/g, '&'); + n = n.replace(//g, '>'); + n = n.replace(/"/g, '"'); + + return n; + } + + var Diff = function(ignoreWhitespace) { + this.ignoreWhitespace = ignoreWhitespace; + }; + Diff.prototype = { + diff: function(oldString, newString) { + // Handle the identity case (this is due to unrolling editLength == 0 + if (newString === oldString) { + return [{ value: newString }]; + } + if (!newString) { + return [{ value: oldString, removed: true }]; + } + if (!oldString) { + return [{ value: newString, added: true }]; + } + + newString = this.tokenize(newString); + oldString = this.tokenize(oldString); + + var newLen = newString.length, oldLen = oldString.length; + var maxEditLength = newLen + oldLen; + var bestPath = [{ newPos: -1, components: [] }]; + + // Seed editLength = 0 + var oldPos = this.extractCommon(bestPath[0], newString, oldString, 0); + if (bestPath[0].newPos+1 >= newLen && oldPos+1 >= oldLen) { + return bestPath[0].components; + } + + for (var editLength = 1; editLength <= maxEditLength; editLength++) { + for (var diagonalPath = -1*editLength; diagonalPath <= editLength; diagonalPath+=2) { + var basePath; + var addPath = bestPath[diagonalPath-1], + removePath = bestPath[diagonalPath+1]; + oldPos = (removePath ? removePath.newPos : 0) - diagonalPath; + if (addPath) { + // No one else is going to attempt to use this value, clear it + bestPath[diagonalPath-1] = undefined; + } + + var canAdd = addPath && addPath.newPos+1 < newLen; + var canRemove = removePath && 0 <= oldPos && oldPos < oldLen; + if (!canAdd && !canRemove) { + bestPath[diagonalPath] = undefined; + continue; + } + + // Select the diagonal that we want to branch from. We select the prior + // path whose position in the new string is the farthest from the origin + // and does not pass the bounds of the diff graph + if (!canAdd || (canRemove && addPath.newPos < removePath.newPos)) { + basePath = clonePath(removePath); + this.pushComponent(basePath.components, oldString[oldPos], undefined, true); + } else { + basePath = clonePath(addPath); + basePath.newPos++; + this.pushComponent(basePath.components, newString[basePath.newPos], true, undefined); + } + + var oldPos = this.extractCommon(basePath, newString, oldString, diagonalPath); + + if (basePath.newPos+1 >= newLen && oldPos+1 >= oldLen) { + return basePath.components; + } else { + bestPath[diagonalPath] = basePath; + } + } + } + }, + + pushComponent: function(components, value, added, removed) { + var last = components[components.length-1]; + if (last && last.added === added && last.removed === removed) { + // We need to clone here as the component clone operation is just + // as shallow array clone + components[components.length-1] = + {value: this.join(last.value, value), added: added, removed: removed }; + } else { + components.push({value: value, added: added, removed: removed }); + } + }, + extractCommon: function(basePath, newString, oldString, diagonalPath) { + var newLen = newString.length, + oldLen = oldString.length, + newPos = basePath.newPos, + oldPos = newPos - diagonalPath; + while (newPos+1 < newLen && oldPos+1 < oldLen && this.equals(newString[newPos+1], oldString[oldPos+1])) { + newPos++; + oldPos++; + + this.pushComponent(basePath.components, newString[newPos], undefined, undefined); + } + basePath.newPos = newPos; + return oldPos; + }, + + equals: function(left, right) { + var reWhitespace = /\S/; + if (this.ignoreWhitespace && !reWhitespace.test(left) && !reWhitespace.test(right)) { + return true; + } else { + return left === right; + } + }, + join: function(left, right) { + return left + right; + }, + tokenize: function(value) { + return value; + } + }; + + var CharDiff = new Diff(); + + var WordDiff = new Diff(true); + var WordWithSpaceDiff = new Diff(); + WordDiff.tokenize = WordWithSpaceDiff.tokenize = function(value) { + return removeEmpty(value.split(/(\s+|\b)/)); + }; + + var CssDiff = new Diff(true); + CssDiff.tokenize = function(value) { + return removeEmpty(value.split(/([{}:;,]|\s+)/)); + }; + + var LineDiff = new Diff(); + LineDiff.tokenize = function(value) { + return value.split(/^/m); + }; + + return { + Diff: Diff, + + diffChars: function(oldStr, newStr) { return CharDiff.diff(oldStr, newStr); }, + diffWords: function(oldStr, newStr) { return WordDiff.diff(oldStr, newStr); }, + diffWordsWithSpace: function(oldStr, newStr) { return WordWithSpaceDiff.diff(oldStr, newStr); }, + diffLines: function(oldStr, newStr) { return LineDiff.diff(oldStr, newStr); }, + + diffCss: function(oldStr, newStr) { return CssDiff.diff(oldStr, newStr); }, + + createPatch: function(fileName, oldStr, newStr, oldHeader, newHeader) { + var ret = []; + + ret.push('Index: ' + fileName); + ret.push('==================================================================='); + ret.push('--- ' + fileName + (typeof oldHeader === 'undefined' ? '' : '\t' + oldHeader)); + ret.push('+++ ' + fileName + (typeof newHeader === 'undefined' ? '' : '\t' + newHeader)); + + var diff = LineDiff.diff(oldStr, newStr); + if (!diff[diff.length-1].value) { + diff.pop(); // Remove trailing newline add + } + diff.push({value: '', lines: []}); // Append an empty value to make cleanup easier + + function contextLines(lines) { + return lines.map(function(entry) { return ' ' + entry; }); + } + function eofNL(curRange, i, current) { + var last = diff[diff.length-2], + isLast = i === diff.length-2, + isLastOfType = i === diff.length-3 && (current.added !== last.added || current.removed !== last.removed); + + // Figure out if this is the last line for the given file and missing NL + if (!/\n$/.test(current.value) && (isLast || isLastOfType)) { + curRange.push('\\ No newline at end of file'); + } + } + + var oldRangeStart = 0, newRangeStart = 0, curRange = [], + oldLine = 1, newLine = 1; + for (var i = 0; i < diff.length; i++) { + var current = diff[i], + lines = current.lines || current.value.replace(/\n$/, '').split('\n'); + current.lines = lines; + + if (current.added || current.removed) { + if (!oldRangeStart) { + var prev = diff[i-1]; + oldRangeStart = oldLine; + newRangeStart = newLine; + + if (prev) { + curRange = contextLines(prev.lines.slice(-4)); + oldRangeStart -= curRange.length; + newRangeStart -= curRange.length; + } + } + curRange.push.apply(curRange, lines.map(function(entry) { return (current.added?'+':'-') + entry; })); + eofNL(curRange, i, current); + + if (current.added) { + newLine += lines.length; + } else { + oldLine += lines.length; + } + } else { + if (oldRangeStart) { + // Close out any changes that have been output (or join overlapping) + if (lines.length <= 8 && i < diff.length-2) { + // Overlapping + curRange.push.apply(curRange, contextLines(lines)); + } else { + // end the range and output + var contextSize = Math.min(lines.length, 4); + ret.push( + '@@ -' + oldRangeStart + ',' + (oldLine-oldRangeStart+contextSize) + + ' +' + newRangeStart + ',' + (newLine-newRangeStart+contextSize) + + ' @@'); + ret.push.apply(ret, curRange); + ret.push.apply(ret, contextLines(lines.slice(0, contextSize))); + if (lines.length <= 4) { + eofNL(ret, i, current); + } + + oldRangeStart = 0; newRangeStart = 0; curRange = []; + } + } + oldLine += lines.length; + newLine += lines.length; + } + } + + return ret.join('\n') + '\n'; + }, + + applyPatch: function(oldStr, uniDiff) { + var diffstr = uniDiff.split('\n'); + var diff = []; + var remEOFNL = false, + addEOFNL = false; + + for (var i = (diffstr[0][0]==='I'?4:0); i < diffstr.length; i++) { + if(diffstr[i][0] === '@') { + var meh = diffstr[i].split(/@@ -(\d+),(\d+) \+(\d+),(\d+) @@/); + diff.unshift({ + start:meh[3], + oldlength:meh[2], + oldlines:[], + newlength:meh[4], + newlines:[] + }); + } else if(diffstr[i][0] === '+') { + diff[0].newlines.push(diffstr[i].substr(1)); + } else if(diffstr[i][0] === '-') { + diff[0].oldlines.push(diffstr[i].substr(1)); + } else if(diffstr[i][0] === ' ') { + diff[0].newlines.push(diffstr[i].substr(1)); + diff[0].oldlines.push(diffstr[i].substr(1)); + } else if(diffstr[i][0] === '\\') { + if (diffstr[i-1][0] === '+') { + remEOFNL = true; + } else if(diffstr[i-1][0] === '-') { + addEOFNL = true; + } + } + } + + var str = oldStr.split('\n'); + for (var i = diff.length - 1; i >= 0; i--) { + var d = diff[i]; + for (var j = 0; j < d.oldlength; j++) { + if(str[d.start-1+j] !== d.oldlines[j]) { + return false; + } + } + Array.prototype.splice.apply(str,[d.start-1,+d.oldlength].concat(d.newlines)); + } + + if (remEOFNL) { + while (!str[str.length-1]) { + str.pop(); + } + } else if (addEOFNL) { + str.push(''); + } + return str.join('\n'); + }, + + convertChangesToXML: function(changes){ + var ret = []; + for ( var i = 0; i < changes.length; i++) { + var change = changes[i]; + if (change.added) { + ret.push(''); + } else if (change.removed) { + ret.push(''); + } + + ret.push(escapeHTML(change.value)); + + if (change.added) { + ret.push(''); + } else if (change.removed) { + ret.push(''); + } + } + return ret.join(''); + }, + + // See: http://code.google.com/p/google-diff-match-patch/wiki/API + convertChangesToDMP: function(changes){ + var ret = [], change; + for ( var i = 0; i < changes.length; i++) { + change = changes[i]; + ret.push([(change.added ? 1 : change.removed ? -1 : 0), change.value]); + } + return ret; + } + }; +})(); + +if (typeof module !== 'undefined') { + module.exports = JsDiff; +} + +}); // module: browser/diff.js + +require.register("browser/escape-string-regexp.js", function(module, exports, require){ +'use strict'; + +var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g; + +module.exports = function (str) { + if (typeof str !== 'string') { + throw new TypeError('Expected a string'); + } + + return str.replace(matchOperatorsRe, '\\$&'); +}; + +}); // module: browser/escape-string-regexp.js + +require.register("browser/events.js", function(module, exports, require){ +/** + * Module exports. + */ + +exports.EventEmitter = EventEmitter; + +/** + * Check if `obj` is an array. + */ + +function isArray(obj) { + return '[object Array]' == {}.toString.call(obj); +} + +/** + * Event emitter constructor. + * + * @api public + */ + +function EventEmitter(){}; + +/** + * Adds a listener. + * + * @api public + */ + +EventEmitter.prototype.on = function (name, fn) { + if (!this.$events) { + this.$events = {}; + } + + if (!this.$events[name]) { + this.$events[name] = fn; + } else if (isArray(this.$events[name])) { + this.$events[name].push(fn); + } else { + this.$events[name] = [this.$events[name], fn]; + } + + return this; +}; + +EventEmitter.prototype.addListener = EventEmitter.prototype.on; + +/** + * Adds a volatile listener. + * + * @api public + */ + +EventEmitter.prototype.once = function (name, fn) { + var self = this; + + function on () { + self.removeListener(name, on); + fn.apply(this, arguments); + }; + + on.listener = fn; + this.on(name, on); + + return this; +}; + +/** + * Removes a listener. + * + * @api public + */ + +EventEmitter.prototype.removeListener = function (name, fn) { + if (this.$events && this.$events[name]) { + var list = this.$events[name]; + + if (isArray(list)) { + var pos = -1; + + for (var i = 0, l = list.length; i < l; i++) { + if (list[i] === fn || (list[i].listener && list[i].listener === fn)) { + pos = i; + break; + } + } + + if (pos < 0) { + return this; + } + + list.splice(pos, 1); + + if (!list.length) { + delete this.$events[name]; + } + } else if (list === fn || (list.listener && list.listener === fn)) { + delete this.$events[name]; + } + } + + return this; +}; + +/** + * Removes all listeners for an event. + * + * @api public + */ + +EventEmitter.prototype.removeAllListeners = function (name) { + if (name === undefined) { + this.$events = {}; + return this; + } + + if (this.$events && this.$events[name]) { + this.$events[name] = null; + } + + return this; +}; + +/** + * Gets all listeners for a certain event. + * + * @api public + */ + +EventEmitter.prototype.listeners = function (name) { + if (!this.$events) { + this.$events = {}; + } + + if (!this.$events[name]) { + this.$events[name] = []; + } + + if (!isArray(this.$events[name])) { + this.$events[name] = [this.$events[name]]; + } + + return this.$events[name]; +}; + +/** + * Emits an event. + * + * @api public + */ + +EventEmitter.prototype.emit = function (name) { + if (!this.$events) { + return false; + } + + var handler = this.$events[name]; + + if (!handler) { + return false; + } + + var args = [].slice.call(arguments, 1); + + if ('function' == typeof handler) { + handler.apply(this, args); + } else if (isArray(handler)) { + var listeners = handler.slice(); + + for (var i = 0, l = listeners.length; i < l; i++) { + listeners[i].apply(this, args); + } + } else { + return false; + } + + return true; +}; + +}); // module: browser/events.js + +require.register("browser/fs.js", function(module, exports, require){ + +}); // module: browser/fs.js + +require.register("browser/glob.js", function(module, exports, require){ + +}); // module: browser/glob.js + +require.register("browser/path.js", function(module, exports, require){ + +}); // module: browser/path.js + +require.register("browser/progress.js", function(module, exports, require){ +/** + * Expose `Progress`. + */ + +module.exports = Progress; + +/** + * Initialize a new `Progress` indicator. + */ + +function Progress() { + this.percent = 0; + this.size(0); + this.fontSize(11); + this.font('helvetica, arial, sans-serif'); +} + +/** + * Set progress size to `n`. + * + * @param {Number} n + * @return {Progress} for chaining + * @api public + */ + +Progress.prototype.size = function(n){ + this._size = n; + return this; +}; + +/** + * Set text to `str`. + * + * @param {String} str + * @return {Progress} for chaining + * @api public + */ + +Progress.prototype.text = function(str){ + this._text = str; + return this; +}; + +/** + * Set font size to `n`. + * + * @param {Number} n + * @return {Progress} for chaining + * @api public + */ + +Progress.prototype.fontSize = function(n){ + this._fontSize = n; + return this; +}; + +/** + * Set font `family`. + * + * @param {String} family + * @return {Progress} for chaining + */ + +Progress.prototype.font = function(family){ + this._font = family; + return this; +}; + +/** + * Update percentage to `n`. + * + * @param {Number} n + * @return {Progress} for chaining + */ + +Progress.prototype.update = function(n){ + this.percent = n; + return this; +}; + +/** + * Draw on `ctx`. + * + * @param {CanvasRenderingContext2d} ctx + * @return {Progress} for chaining + */ + +Progress.prototype.draw = function(ctx){ + try { + var percent = Math.min(this.percent, 100) + , size = this._size + , half = size / 2 + , x = half + , y = half + , rad = half - 1 + , fontSize = this._fontSize; + + ctx.font = fontSize + 'px ' + this._font; + + var angle = Math.PI * 2 * (percent / 100); + ctx.clearRect(0, 0, size, size); + + // outer circle + ctx.strokeStyle = '#9f9f9f'; + ctx.beginPath(); + ctx.arc(x, y, rad, 0, angle, false); + ctx.stroke(); + + // inner circle + ctx.strokeStyle = '#eee'; + ctx.beginPath(); + ctx.arc(x, y, rad - 1, 0, angle, true); + ctx.stroke(); + + // text + var text = this._text || (percent | 0) + '%' + , w = ctx.measureText(text).width; + + ctx.fillText( + text + , x - w / 2 + 1 + , y + fontSize / 2 - 1); + } catch (ex) {} //don't fail if we can't render progress + return this; +}; + +}); // module: browser/progress.js + +require.register("browser/tty.js", function(module, exports, require){ +exports.isatty = function(){ + return true; +}; + +exports.getWindowSize = function(){ + if ('innerHeight' in global) { + return [global.innerHeight, global.innerWidth]; + } else { + // In a Web Worker, the DOM Window is not available. + return [640, 480]; + } +}; + +}); // module: browser/tty.js + +require.register("context.js", function(module, exports, require){ +/** + * Expose `Context`. + */ + +module.exports = Context; + +/** + * Initialize a new `Context`. + * + * @api private + */ + +function Context(){} + +/** + * Set or get the context `Runnable` to `runnable`. + * + * @param {Runnable} runnable + * @return {Context} + * @api private + */ + +Context.prototype.runnable = function(runnable){ + if (0 == arguments.length) return this._runnable; + this.test = this._runnable = runnable; + return this; +}; + +/** + * Set test timeout `ms`. + * + * @param {Number} ms + * @return {Context} self + * @api private + */ + +Context.prototype.timeout = function(ms){ + if (arguments.length === 0) return this.runnable().timeout(); + this.runnable().timeout(ms); + return this; +}; + +/** + * Set test timeout `enabled`. + * + * @param {Boolean} enabled + * @return {Context} self + * @api private + */ + +Context.prototype.enableTimeouts = function (enabled) { + this.runnable().enableTimeouts(enabled); + return this; +}; + + +/** + * Set test slowness threshold `ms`. + * + * @param {Number} ms + * @return {Context} self + * @api private + */ + +Context.prototype.slow = function(ms){ + this.runnable().slow(ms); + return this; +}; + +/** + * Inspect the context void of `._runnable`. + * + * @return {String} + * @api private + */ + +Context.prototype.inspect = function(){ + return JSON.stringify(this, function(key, val){ + if ('_runnable' == key) return; + if ('test' == key) return; + return val; + }, 2); +}; + +}); // module: context.js + +require.register("hook.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Runnable = require('./runnable'); + +/** + * Expose `Hook`. + */ + +module.exports = Hook; + +/** + * Initialize a new `Hook` with the given `title` and callback `fn`. + * + * @param {String} title + * @param {Function} fn + * @api private + */ + +function Hook(title, fn) { + Runnable.call(this, title, fn); + this.type = 'hook'; +} + +/** + * Inherit from `Runnable.prototype`. + */ + +function F(){}; +F.prototype = Runnable.prototype; +Hook.prototype = new F; +Hook.prototype.constructor = Hook; + + +/** + * Get or set the test `err`. + * + * @param {Error} err + * @return {Error} + * @api public + */ + +Hook.prototype.error = function(err){ + if (0 == arguments.length) { + var err = this._error; + this._error = null; + return err; + } + + this._error = err; +}; + +}); // module: hook.js + +require.register("interfaces/bdd.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Suite = require('../suite') + , Test = require('../test') + , utils = require('../utils') + , escapeRe = require('browser/escape-string-regexp'); + +/** + * BDD-style interface: + * + * describe('Array', function(){ + * describe('#indexOf()', function(){ + * it('should return -1 when not present', function(){ + * + * }); + * + * it('should return the index when present', function(){ + * + * }); + * }); + * }); + * + */ + +module.exports = function(suite){ + var suites = [suite]; + + suite.on('pre-require', function(context, file, mocha){ + + /** + * Execute before running tests. + */ + + context.before = function(name, fn){ + suites[0].beforeAll(name, fn); + }; + + /** + * Execute after running tests. + */ + + context.after = function(name, fn){ + suites[0].afterAll(name, fn); + }; + + /** + * Execute before each test case. + */ + + context.beforeEach = function(name, fn){ + suites[0].beforeEach(name, fn); + }; + + /** + * Execute after each test case. + */ + + context.afterEach = function(name, fn){ + suites[0].afterEach(name, fn); + }; + + /** + * Describe a "suite" with the given `title` + * and callback `fn` containing nested suites + * and/or tests. + */ + + context.describe = context.context = function(title, fn){ + var suite = Suite.create(suites[0], title); + suite.file = file; + suites.unshift(suite); + fn.call(suite); + suites.shift(); + return suite; + }; + + /** + * Pending describe. + */ + + context.xdescribe = + context.xcontext = + context.describe.skip = function(title, fn){ + var suite = Suite.create(suites[0], title); + suite.pending = true; + suites.unshift(suite); + fn.call(suite); + suites.shift(); + }; + + /** + * Exclusive suite. + */ + + context.describe.only = function(title, fn){ + var suite = context.describe(title, fn); + mocha.grep(suite.fullTitle()); + return suite; + }; + + /** + * Describe a specification or test-case + * with the given `title` and callback `fn` + * acting as a thunk. + */ + + context.it = context.specify = function(title, fn){ + var suite = suites[0]; + if (suite.pending) fn = null; + var test = new Test(title, fn); + test.file = file; + suite.addTest(test); + return test; + }; + + /** + * Exclusive test-case. + */ + + context.it.only = function(title, fn){ + var test = context.it(title, fn); + var reString = '^' + escapeRe(test.fullTitle()) + '$'; + mocha.grep(new RegExp(reString)); + return test; + }; + + /** + * Pending test case. + */ + + context.xit = + context.xspecify = + context.it.skip = function(title){ + context.it(title); + }; + }); +}; + +}); // module: interfaces/bdd.js + +require.register("interfaces/exports.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Suite = require('../suite') + , Test = require('../test'); + +/** + * TDD-style interface: + * + * exports.Array = { + * '#indexOf()': { + * 'should return -1 when the value is not present': function(){ + * + * }, + * + * 'should return the correct index when the value is present': function(){ + * + * } + * } + * }; + * + */ + +module.exports = function(suite){ + var suites = [suite]; + + suite.on('require', visit); + + function visit(obj, file) { + var suite; + for (var key in obj) { + if ('function' == typeof obj[key]) { + var fn = obj[key]; + switch (key) { + case 'before': + suites[0].beforeAll(fn); + break; + case 'after': + suites[0].afterAll(fn); + break; + case 'beforeEach': + suites[0].beforeEach(fn); + break; + case 'afterEach': + suites[0].afterEach(fn); + break; + default: + var test = new Test(key, fn); + test.file = file; + suites[0].addTest(test); + } + } else { + suite = Suite.create(suites[0], key); + suites.unshift(suite); + visit(obj[key]); + suites.shift(); + } + } + } +}; + +}); // module: interfaces/exports.js + +require.register("interfaces/index.js", function(module, exports, require){ +exports.bdd = require('./bdd'); +exports.tdd = require('./tdd'); +exports.qunit = require('./qunit'); +exports.exports = require('./exports'); + +}); // module: interfaces/index.js + +require.register("interfaces/qunit.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Suite = require('../suite') + , Test = require('../test') + , escapeRe = require('browser/escape-string-regexp') + , utils = require('../utils'); + +/** + * QUnit-style interface: + * + * suite('Array'); + * + * test('#length', function(){ + * var arr = [1,2,3]; + * ok(arr.length == 3); + * }); + * + * test('#indexOf()', function(){ + * var arr = [1,2,3]; + * ok(arr.indexOf(1) == 0); + * ok(arr.indexOf(2) == 1); + * ok(arr.indexOf(3) == 2); + * }); + * + * suite('String'); + * + * test('#length', function(){ + * ok('foo'.length == 3); + * }); + * + */ + +module.exports = function(suite){ + var suites = [suite]; + + suite.on('pre-require', function(context, file, mocha){ + + /** + * Execute before running tests. + */ + + context.before = function(name, fn){ + suites[0].beforeAll(name, fn); + }; + + /** + * Execute after running tests. + */ + + context.after = function(name, fn){ + suites[0].afterAll(name, fn); + }; + + /** + * Execute before each test case. + */ + + context.beforeEach = function(name, fn){ + suites[0].beforeEach(name, fn); + }; + + /** + * Execute after each test case. + */ + + context.afterEach = function(name, fn){ + suites[0].afterEach(name, fn); + }; + + /** + * Describe a "suite" with the given `title`. + */ + + context.suite = function(title){ + if (suites.length > 1) suites.shift(); + var suite = Suite.create(suites[0], title); + suite.file = file; + suites.unshift(suite); + return suite; + }; + + /** + * Exclusive test-case. + */ + + context.suite.only = function(title, fn){ + var suite = context.suite(title, fn); + mocha.grep(suite.fullTitle()); + }; + + /** + * Describe a specification or test-case + * with the given `title` and callback `fn` + * acting as a thunk. + */ + + context.test = function(title, fn){ + var test = new Test(title, fn); + test.file = file; + suites[0].addTest(test); + return test; + }; + + /** + * Exclusive test-case. + */ + + context.test.only = function(title, fn){ + var test = context.test(title, fn); + var reString = '^' + escapeRe(test.fullTitle()) + '$'; + mocha.grep(new RegExp(reString)); + }; + + /** + * Pending test case. + */ + + context.test.skip = function(title){ + context.test(title); + }; + }); +}; + +}); // module: interfaces/qunit.js + +require.register("interfaces/tdd.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Suite = require('../suite') + , Test = require('../test') + , escapeRe = require('browser/escape-string-regexp') + , utils = require('../utils'); + +/** + * TDD-style interface: + * + * suite('Array', function(){ + * suite('#indexOf()', function(){ + * suiteSetup(function(){ + * + * }); + * + * test('should return -1 when not present', function(){ + * + * }); + * + * test('should return the index when present', function(){ + * + * }); + * + * suiteTeardown(function(){ + * + * }); + * }); + * }); + * + */ + +module.exports = function(suite){ + var suites = [suite]; + + suite.on('pre-require', function(context, file, mocha){ + + /** + * Execute before each test case. + */ + + context.setup = function(name, fn){ + suites[0].beforeEach(name, fn); + }; + + /** + * Execute after each test case. + */ + + context.teardown = function(name, fn){ + suites[0].afterEach(name, fn); + }; + + /** + * Execute before the suite. + */ + + context.suiteSetup = function(name, fn){ + suites[0].beforeAll(name, fn); + }; + + /** + * Execute after the suite. + */ + + context.suiteTeardown = function(name, fn){ + suites[0].afterAll(name, fn); + }; + + /** + * Describe a "suite" with the given `title` + * and callback `fn` containing nested suites + * and/or tests. + */ + + context.suite = function(title, fn){ + var suite = Suite.create(suites[0], title); + suite.file = file; + suites.unshift(suite); + fn.call(suite); + suites.shift(); + return suite; + }; + + /** + * Pending suite. + */ + context.suite.skip = function(title, fn) { + var suite = Suite.create(suites[0], title); + suite.pending = true; + suites.unshift(suite); + fn.call(suite); + suites.shift(); + }; + + /** + * Exclusive test-case. + */ + + context.suite.only = function(title, fn){ + var suite = context.suite(title, fn); + mocha.grep(suite.fullTitle()); + }; + + /** + * Describe a specification or test-case + * with the given `title` and callback `fn` + * acting as a thunk. + */ + + context.test = function(title, fn){ + var suite = suites[0]; + if (suite.pending) fn = null; + var test = new Test(title, fn); + test.file = file; + suite.addTest(test); + return test; + }; + + /** + * Exclusive test-case. + */ + + context.test.only = function(title, fn){ + var test = context.test(title, fn); + var reString = '^' + escapeRe(test.fullTitle()) + '$'; + mocha.grep(new RegExp(reString)); + }; + + /** + * Pending test case. + */ + + context.test.skip = function(title){ + context.test(title); + }; + }); +}; + +}); // module: interfaces/tdd.js + +require.register("mocha.js", function(module, exports, require){ +/*! + * mocha + * Copyright(c) 2011 TJ Holowaychuk + * MIT Licensed + */ + +/** + * Module dependencies. + */ + +var path = require('browser/path') + , escapeRe = require('browser/escape-string-regexp') + , utils = require('./utils'); + +/** + * Expose `Mocha`. + */ + +exports = module.exports = Mocha; + +/** + * To require local UIs and reporters when running in node. + */ + +if (typeof process !== 'undefined' && typeof process.cwd === 'function') { + var join = path.join + , cwd = process.cwd(); + module.paths.push(cwd, join(cwd, 'node_modules')); +} + +/** + * Expose internals. + */ + +exports.utils = utils; +exports.interfaces = require('./interfaces'); +exports.reporters = require('./reporters'); +exports.Runnable = require('./runnable'); +exports.Context = require('./context'); +exports.Runner = require('./runner'); +exports.Suite = require('./suite'); +exports.Hook = require('./hook'); +exports.Test = require('./test'); + +/** + * Return image `name` path. + * + * @param {String} name + * @return {String} + * @api private + */ + +function image(name) { + return __dirname + '/../images/' + name + '.png'; +} + +/** + * Setup mocha with `options`. + * + * Options: + * + * - `ui` name "bdd", "tdd", "exports" etc + * - `reporter` reporter instance, defaults to `mocha.reporters.spec` + * - `globals` array of accepted globals + * - `timeout` timeout in milliseconds + * - `bail` bail on the first test failure + * - `slow` milliseconds to wait before considering a test slow + * - `ignoreLeaks` ignore global leaks + * - `grep` string or regexp to filter tests with + * + * @param {Object} options + * @api public + */ + +function Mocha(options) { + options = options || {}; + this.files = []; + this.options = options; + this.grep(options.grep); + this.suite = new exports.Suite('', new exports.Context); + this.ui(options.ui); + this.bail(options.bail); + this.reporter(options.reporter); + if (null != options.timeout) this.timeout(options.timeout); + this.useColors(options.useColors) + if (options.enableTimeouts !== null) this.enableTimeouts(options.enableTimeouts); + if (options.slow) this.slow(options.slow); + + this.suite.on('pre-require', function (context) { + exports.afterEach = context.afterEach || context.teardown; + exports.after = context.after || context.suiteTeardown; + exports.beforeEach = context.beforeEach || context.setup; + exports.before = context.before || context.suiteSetup; + exports.describe = context.describe || context.suite; + exports.it = context.it || context.test; + exports.setup = context.setup || context.beforeEach; + exports.suiteSetup = context.suiteSetup || context.before; + exports.suiteTeardown = context.suiteTeardown || context.after; + exports.suite = context.suite || context.describe; + exports.teardown = context.teardown || context.afterEach; + exports.test = context.test || context.it; + }); +} + +/** + * Enable or disable bailing on the first failure. + * + * @param {Boolean} [bail] + * @api public + */ + +Mocha.prototype.bail = function(bail){ + if (0 == arguments.length) bail = true; + this.suite.bail(bail); + return this; +}; + +/** + * Add test `file`. + * + * @param {String} file + * @api public + */ + +Mocha.prototype.addFile = function(file){ + this.files.push(file); + return this; +}; + +/** + * Set reporter to `reporter`, defaults to "spec". + * + * @param {String|Function} reporter name or constructor + * @api public + */ + +Mocha.prototype.reporter = function(reporter){ + if ('function' == typeof reporter) { + this._reporter = reporter; + } else { + reporter = reporter || 'spec'; + var _reporter; + try { _reporter = require('./reporters/' + reporter); } catch (err) {}; + if (!_reporter) try { _reporter = require(reporter); } catch (err) {}; + if (!_reporter && reporter === 'teamcity') + console.warn('The Teamcity reporter was moved to a package named ' + + 'mocha-teamcity-reporter ' + + '(https://npmjs.org/package/mocha-teamcity-reporter).'); + if (!_reporter) throw new Error('invalid reporter "' + reporter + '"'); + this._reporter = _reporter; + } + return this; +}; + +/** + * Set test UI `name`, defaults to "bdd". + * + * @param {String} bdd + * @api public + */ + +Mocha.prototype.ui = function(name){ + name = name || 'bdd'; + this._ui = exports.interfaces[name]; + if (!this._ui) try { this._ui = require(name); } catch (err) {}; + if (!this._ui) throw new Error('invalid interface "' + name + '"'); + this._ui = this._ui(this.suite); + return this; +}; + +/** + * Load registered files. + * + * @api private + */ + +Mocha.prototype.loadFiles = function(fn){ + var self = this; + var suite = this.suite; + var pending = this.files.length; + this.files.forEach(function(file){ + file = path.resolve(file); + suite.emit('pre-require', global, file, self); + suite.emit('require', require(file), file, self); + suite.emit('post-require', global, file, self); + --pending || (fn && fn()); + }); +}; + +/** + * Enable growl support. + * + * @api private + */ + +Mocha.prototype._growl = function(runner, reporter) { + var notify = require('growl'); + + runner.on('end', function(){ + var stats = reporter.stats; + if (stats.failures) { + var msg = stats.failures + ' of ' + runner.total + ' tests failed'; + notify(msg, { name: 'mocha', title: 'Failed', image: image('error') }); + } else { + notify(stats.passes + ' tests passed in ' + stats.duration + 'ms', { + name: 'mocha' + , title: 'Passed' + , image: image('ok') + }); + } + }); +}; + +/** + * Add regexp to grep, if `re` is a string it is escaped. + * + * @param {RegExp|String} re + * @return {Mocha} + * @api public + */ + +Mocha.prototype.grep = function(re){ + this.options.grep = 'string' == typeof re + ? new RegExp(escapeRe(re)) + : re; + return this; +}; + +/** + * Invert `.grep()` matches. + * + * @return {Mocha} + * @api public + */ + +Mocha.prototype.invert = function(){ + this.options.invert = true; + return this; +}; + +/** + * Ignore global leaks. + * + * @param {Boolean} ignore + * @return {Mocha} + * @api public + */ + +Mocha.prototype.ignoreLeaks = function(ignore){ + this.options.ignoreLeaks = !!ignore; + return this; +}; + +/** + * Enable global leak checking. + * + * @return {Mocha} + * @api public + */ + +Mocha.prototype.checkLeaks = function(){ + this.options.ignoreLeaks = false; + return this; +}; + +/** + * Enable growl support. + * + * @return {Mocha} + * @api public + */ + +Mocha.prototype.growl = function(){ + this.options.growl = true; + return this; +}; + +/** + * Ignore `globals` array or string. + * + * @param {Array|String} globals + * @return {Mocha} + * @api public + */ + +Mocha.prototype.globals = function(globals){ + this.options.globals = (this.options.globals || []).concat(globals); + return this; +}; + +/** + * Emit color output. + * + * @param {Boolean} colors + * @return {Mocha} + * @api public + */ + +Mocha.prototype.useColors = function(colors){ + this.options.useColors = arguments.length && colors != undefined + ? colors + : true; + return this; +}; + +/** + * Use inline diffs rather than +/-. + * + * @param {Boolean} inlineDiffs + * @return {Mocha} + * @api public + */ + +Mocha.prototype.useInlineDiffs = function(inlineDiffs) { + this.options.useInlineDiffs = arguments.length && inlineDiffs != undefined + ? inlineDiffs + : false; + return this; +}; + +/** + * Set the timeout in milliseconds. + * + * @param {Number} timeout + * @return {Mocha} + * @api public + */ + +Mocha.prototype.timeout = function(timeout){ + this.suite.timeout(timeout); + return this; +}; + +/** + * Set slowness threshold in milliseconds. + * + * @param {Number} slow + * @return {Mocha} + * @api public + */ + +Mocha.prototype.slow = function(slow){ + this.suite.slow(slow); + return this; +}; + +/** + * Enable timeouts. + * + * @param {Boolean} enabled + * @return {Mocha} + * @api public + */ + +Mocha.prototype.enableTimeouts = function(enabled) { + this.suite.enableTimeouts(arguments.length && enabled !== undefined + ? enabled + : true); + return this +}; + +/** + * Makes all tests async (accepting a callback) + * + * @return {Mocha} + * @api public + */ + +Mocha.prototype.asyncOnly = function(){ + this.options.asyncOnly = true; + return this; +}; + +/** + * Disable syntax highlighting (in browser). + * @returns {Mocha} + * @api public + */ +Mocha.prototype.noHighlighting = function() { + this.options.noHighlighting = true; + return this; +}; + +/** + * Run tests and invoke `fn()` when complete. + * + * @param {Function} fn + * @return {Runner} + * @api public + */ + +Mocha.prototype.run = function(fn){ + if (this.files.length) this.loadFiles(); + var suite = this.suite; + var options = this.options; + options.files = this.files; + var runner = new exports.Runner(suite); + var reporter = new this._reporter(runner, options); + runner.ignoreLeaks = false !== options.ignoreLeaks; + runner.asyncOnly = options.asyncOnly; + if (options.grep) runner.grep(options.grep, options.invert); + if (options.globals) runner.globals(options.globals); + if (options.growl) this._growl(runner, reporter); + exports.reporters.Base.useColors = options.useColors; + exports.reporters.Base.inlineDiffs = options.useInlineDiffs; + return runner.run(fn); +}; + +}); // module: mocha.js + +require.register("ms.js", function(module, exports, require){ +/** + * Helpers. + */ + +var s = 1000; +var m = s * 60; +var h = m * 60; +var d = h * 24; +var y = d * 365.25; + +/** + * Parse or format the given `val`. + * + * Options: + * + * - `long` verbose formatting [false] + * + * @param {String|Number} val + * @param {Object} options + * @return {String|Number} + * @api public + */ + +module.exports = function(val, options){ + options = options || {}; + if ('string' == typeof val) return parse(val); + return options['long'] ? longFormat(val) : shortFormat(val); +}; + +/** + * Parse the given `str` and return milliseconds. + * + * @param {String} str + * @return {Number} + * @api private + */ + +function parse(str) { + var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str); + if (!match) return; + var n = parseFloat(match[1]); + var type = (match[2] || 'ms').toLowerCase(); + switch (type) { + case 'years': + case 'year': + case 'y': + return n * y; + case 'days': + case 'day': + case 'd': + return n * d; + case 'hours': + case 'hour': + case 'h': + return n * h; + case 'minutes': + case 'minute': + case 'm': + return n * m; + case 'seconds': + case 'second': + case 's': + return n * s; + case 'ms': + return n; + } +} + +/** + * Short format for `ms`. + * + * @param {Number} ms + * @return {String} + * @api private + */ + +function shortFormat(ms) { + if (ms >= d) return Math.round(ms / d) + 'd'; + if (ms >= h) return Math.round(ms / h) + 'h'; + if (ms >= m) return Math.round(ms / m) + 'm'; + if (ms >= s) return Math.round(ms / s) + 's'; + return ms + 'ms'; +} + +/** + * Long format for `ms`. + * + * @param {Number} ms + * @return {String} + * @api private + */ + +function longFormat(ms) { + return plural(ms, d, 'day') + || plural(ms, h, 'hour') + || plural(ms, m, 'minute') + || plural(ms, s, 'second') + || ms + ' ms'; +} + +/** + * Pluralization helper. + */ + +function plural(ms, n, name) { + if (ms < n) return; + if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name; + return Math.ceil(ms / n) + ' ' + name + 's'; +} + +}); // module: ms.js + +require.register("reporters/base.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var tty = require('browser/tty') + , diff = require('browser/diff') + , ms = require('../ms') + , utils = require('../utils'); + +/** + * Save timer references to avoid Sinon interfering (see GH-237). + */ + +var Date = global.Date + , setTimeout = global.setTimeout + , setInterval = global.setInterval + , clearTimeout = global.clearTimeout + , clearInterval = global.clearInterval; + +/** + * Check if both stdio streams are associated with a tty. + */ + +var isatty = tty.isatty(1) && tty.isatty(2); + +/** + * Expose `Base`. + */ + +exports = module.exports = Base; + +/** + * Enable coloring by default. + */ + +exports.useColors = isatty || (process.env.MOCHA_COLORS !== undefined); + +/** + * Inline diffs instead of +/- + */ + +exports.inlineDiffs = false; + +/** + * Default color map. + */ + +exports.colors = { + 'pass': 90 + , 'fail': 31 + , 'bright pass': 92 + , 'bright fail': 91 + , 'bright yellow': 93 + , 'pending': 36 + , 'suite': 0 + , 'error title': 0 + , 'error message': 31 + , 'error stack': 90 + , 'checkmark': 32 + , 'fast': 90 + , 'medium': 33 + , 'slow': 31 + , 'green': 32 + , 'light': 90 + , 'diff gutter': 90 + , 'diff added': 42 + , 'diff removed': 41 +}; + +/** + * Default symbol map. + */ + +exports.symbols = { + ok: '✓', + err: '✖', + dot: '․' +}; + +// With node.js on Windows: use symbols available in terminal default fonts +if ('win32' == process.platform) { + exports.symbols.ok = '\u221A'; + exports.symbols.err = '\u00D7'; + exports.symbols.dot = '.'; +} + +/** + * Color `str` with the given `type`, + * allowing colors to be disabled, + * as well as user-defined color + * schemes. + * + * @param {String} type + * @param {String} str + * @return {String} + * @api private + */ + +var color = exports.color = function(type, str) { + if (!exports.useColors) return str; + return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m'; +}; + +/** + * Expose term window size, with some + * defaults for when stderr is not a tty. + */ + +exports.window = { + width: isatty + ? process.stdout.getWindowSize + ? process.stdout.getWindowSize(1)[0] + : tty.getWindowSize()[1] + : 75 +}; + +/** + * Expose some basic cursor interactions + * that are common among reporters. + */ + +exports.cursor = { + hide: function(){ + isatty && process.stdout.write('\u001b[?25l'); + }, + + show: function(){ + isatty && process.stdout.write('\u001b[?25h'); + }, + + deleteLine: function(){ + isatty && process.stdout.write('\u001b[2K'); + }, + + beginningOfLine: function(){ + isatty && process.stdout.write('\u001b[0G'); + }, + + CR: function(){ + if (isatty) { + exports.cursor.deleteLine(); + exports.cursor.beginningOfLine(); + } else { + process.stdout.write('\r'); + } + } +}; + +/** + * Outut the given `failures` as a list. + * + * @param {Array} failures + * @api public + */ + +exports.list = function(failures){ + console.error(); + failures.forEach(function(test, i){ + // format + var fmt = color('error title', ' %s) %s:\n') + + color('error message', ' %s') + + color('error stack', '\n%s\n'); + + // msg + var err = test.err + , message = err.message || '' + , stack = err.stack || message + , index = stack.indexOf(message) + message.length + , msg = stack.slice(0, index) + , actual = err.actual + , expected = err.expected + , escape = true; + + // uncaught + if (err.uncaught) { + msg = 'Uncaught ' + msg; + } + + // explicitly show diff + if (err.showDiff && sameType(actual, expected)) { + escape = false; + err.actual = actual = utils.stringify(actual); + err.expected = expected = utils.stringify(expected); + } + + // actual / expected diff + if (err.showDiff && 'string' == typeof actual && 'string' == typeof expected) { + fmt = color('error title', ' %s) %s:\n%s') + color('error stack', '\n%s\n'); + var match = message.match(/^([^:]+): expected/); + msg = '\n ' + color('error message', match ? match[1] : msg); + + if (exports.inlineDiffs) { + msg += inlineDiff(err, escape); + } else { + msg += unifiedDiff(err, escape); + } + } + + // indent stack trace without msg + stack = stack.slice(index ? index + 1 : index) + .replace(/^/gm, ' '); + + console.error(fmt, (i + 1), test.fullTitle(), msg, stack); + }); +}; + +/** + * Initialize a new `Base` reporter. + * + * All other reporters generally + * inherit from this reporter, providing + * stats such as test duration, number + * of tests passed / failed etc. + * + * @param {Runner} runner + * @api public + */ + +function Base(runner) { + var self = this + , stats = this.stats = { suites: 0, tests: 0, passes: 0, pending: 0, failures: 0 } + , failures = this.failures = []; + + if (!runner) return; + this.runner = runner; + + runner.stats = stats; + + runner.on('start', function(){ + stats.start = new Date; + }); + + runner.on('suite', function(suite){ + stats.suites = stats.suites || 0; + suite.root || stats.suites++; + }); + + runner.on('test end', function(test){ + stats.tests = stats.tests || 0; + stats.tests++; + }); + + runner.on('pass', function(test){ + stats.passes = stats.passes || 0; + + var medium = test.slow() / 2; + test.speed = test.duration > test.slow() + ? 'slow' + : test.duration > medium + ? 'medium' + : 'fast'; + + stats.passes++; + }); + + runner.on('fail', function(test, err){ + stats.failures = stats.failures || 0; + stats.failures++; + test.err = err; + failures.push(test); + }); + + runner.on('end', function(){ + stats.end = new Date; + stats.duration = new Date - stats.start; + }); + + runner.on('pending', function(){ + stats.pending++; + }); +} + +/** + * Output common epilogue used by many of + * the bundled reporters. + * + * @api public + */ + +Base.prototype.epilogue = function(){ + var stats = this.stats; + var tests; + var fmt; + + console.log(); + + // passes + fmt = color('bright pass', ' ') + + color('green', ' %d passing') + + color('light', ' (%s)'); + + console.log(fmt, + stats.passes || 0, + ms(stats.duration)); + + // pending + if (stats.pending) { + fmt = color('pending', ' ') + + color('pending', ' %d pending'); + + console.log(fmt, stats.pending); + } + + // failures + if (stats.failures) { + fmt = color('fail', ' %d failing'); + + console.error(fmt, + stats.failures); + + Base.list(this.failures); + console.error(); + } + + console.log(); +}; + +/** + * Pad the given `str` to `len`. + * + * @param {String} str + * @param {String} len + * @return {String} + * @api private + */ + +function pad(str, len) { + str = String(str); + return Array(len - str.length + 1).join(' ') + str; +} + + +/** + * Returns an inline diff between 2 strings with coloured ANSI output + * + * @param {Error} Error with actual/expected + * @return {String} Diff + * @api private + */ + +function inlineDiff(err, escape) { + var msg = errorDiff(err, 'WordsWithSpace', escape); + + // linenos + var lines = msg.split('\n'); + if (lines.length > 4) { + var width = String(lines.length).length; + msg = lines.map(function(str, i){ + return pad(++i, width) + ' |' + ' ' + str; + }).join('\n'); + } + + // legend + msg = '\n' + + color('diff removed', 'actual') + + ' ' + + color('diff added', 'expected') + + '\n\n' + + msg + + '\n'; + + // indent + msg = msg.replace(/^/gm, ' '); + return msg; +} + +/** + * Returns a unified diff between 2 strings + * + * @param {Error} Error with actual/expected + * @return {String} Diff + * @api private + */ + +function unifiedDiff(err, escape) { + var indent = ' '; + function cleanUp(line) { + if (escape) { + line = escapeInvisibles(line); + } + if (line[0] === '+') return indent + colorLines('diff added', line); + if (line[0] === '-') return indent + colorLines('diff removed', line); + if (line.match(/\@\@/)) return null; + if (line.match(/\\ No newline/)) return null; + else return indent + line; + } + function notBlank(line) { + return line != null; + } + msg = diff.createPatch('string', err.actual, err.expected); + var lines = msg.split('\n').splice(4); + return '\n ' + + colorLines('diff added', '+ expected') + ' ' + + colorLines('diff removed', '- actual') + + '\n\n' + + lines.map(cleanUp).filter(notBlank).join('\n'); +} + +/** + * Return a character diff for `err`. + * + * @param {Error} err + * @return {String} + * @api private + */ + +function errorDiff(err, type, escape) { + var actual = escape ? escapeInvisibles(err.actual) : err.actual; + var expected = escape ? escapeInvisibles(err.expected) : err.expected; + return diff['diff' + type](actual, expected).map(function(str){ + if (str.added) return colorLines('diff added', str.value); + if (str.removed) return colorLines('diff removed', str.value); + return str.value; + }).join(''); +} + +/** + * Returns a string with all invisible characters in plain text + * + * @param {String} line + * @return {String} + * @api private + */ +function escapeInvisibles(line) { + return line.replace(/\t/g, '') + .replace(/\r/g, '') + .replace(/\n/g, '\n'); +} + +/** + * Color lines for `str`, using the color `name`. + * + * @param {String} name + * @param {String} str + * @return {String} + * @api private + */ + +function colorLines(name, str) { + return str.split('\n').map(function(str){ + return color(name, str); + }).join('\n'); +} + +/** + * Check that a / b have the same type. + * + * @param {Object} a + * @param {Object} b + * @return {Boolean} + * @api private + */ + +function sameType(a, b) { + a = Object.prototype.toString.call(a); + b = Object.prototype.toString.call(b); + return a == b; +} + +}); // module: reporters/base.js + +require.register("reporters/doc.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , utils = require('../utils'); + +/** + * Expose `Doc`. + */ + +exports = module.exports = Doc; + +/** + * Initialize a new `Doc` reporter. + * + * @param {Runner} runner + * @api public + */ + +function Doc(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , total = runner.total + , indents = 2; + + function indent() { + return Array(indents).join(' '); + } + + runner.on('suite', function(suite){ + if (suite.root) return; + ++indents; + console.log('%s
', indent()); + ++indents; + console.log('%s

%s

', indent(), utils.escape(suite.title)); + console.log('%s
', indent()); + }); + + runner.on('suite end', function(suite){ + if (suite.root) return; + console.log('%s
', indent()); + --indents; + console.log('%s
', indent()); + --indents; + }); + + runner.on('pass', function(test){ + console.log('%s
%s
', indent(), utils.escape(test.title)); + var code = utils.escape(utils.clean(test.fn.toString())); + console.log('%s 
%s
', indent(), code); + }); + + runner.on('fail', function(test, err){ + console.log('%s
%s
', indent(), utils.escape(test.title)); + var code = utils.escape(utils.clean(test.fn.toString())); + console.log('%s 
%s
', indent(), code); + console.log('%s
%s
', indent(), utils.escape(err)); + }); +} + +}); // module: reporters/doc.js + +require.register("reporters/dot.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , color = Base.color; + +/** + * Expose `Dot`. + */ + +exports = module.exports = Dot; + +/** + * Initialize a new `Dot` matrix test reporter. + * + * @param {Runner} runner + * @api public + */ + +function Dot(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , width = Base.window.width * .75 | 0 + , n = -1; + + runner.on('start', function(){ + process.stdout.write('\n '); + }); + + runner.on('pending', function(test){ + if (++n % width == 0) process.stdout.write('\n '); + process.stdout.write(color('pending', Base.symbols.dot)); + }); + + runner.on('pass', function(test){ + if (++n % width == 0) process.stdout.write('\n '); + if ('slow' == test.speed) { + process.stdout.write(color('bright yellow', Base.symbols.dot)); + } else { + process.stdout.write(color(test.speed, Base.symbols.dot)); + } + }); + + runner.on('fail', function(test, err){ + if (++n % width == 0) process.stdout.write('\n '); + process.stdout.write(color('fail', Base.symbols.dot)); + }); + + runner.on('end', function(){ + console.log(); + self.epilogue(); + }); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +Dot.prototype = new F; +Dot.prototype.constructor = Dot; + + +}); // module: reporters/dot.js + +require.register("reporters/html-cov.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var JSONCov = require('./json-cov') + , fs = require('browser/fs'); + +/** + * Expose `HTMLCov`. + */ + +exports = module.exports = HTMLCov; + +/** + * Initialize a new `JsCoverage` reporter. + * + * @param {Runner} runner + * @api public + */ + +function HTMLCov(runner) { + var jade = require('jade') + , file = __dirname + '/templates/coverage.jade' + , str = fs.readFileSync(file, 'utf8') + , fn = jade.compile(str, { filename: file }) + , self = this; + + JSONCov.call(this, runner, false); + + runner.on('end', function(){ + process.stdout.write(fn({ + cov: self.cov + , coverageClass: coverageClass + })); + }); +} + +/** + * Return coverage class for `n`. + * + * @return {String} + * @api private + */ + +function coverageClass(n) { + if (n >= 75) return 'high'; + if (n >= 50) return 'medium'; + if (n >= 25) return 'low'; + return 'terrible'; +} + +}); // module: reporters/html-cov.js + +require.register("reporters/html.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , utils = require('../utils') + , Progress = require('../browser/progress') + , escape = utils.escape; + +/** + * Save timer references to avoid Sinon interfering (see GH-237). + */ + +var Date = global.Date + , setTimeout = global.setTimeout + , setInterval = global.setInterval + , clearTimeout = global.clearTimeout + , clearInterval = global.clearInterval; + +/** + * Expose `HTML`. + */ + +exports = module.exports = HTML; + +/** + * Stats template. + */ + +var statsTemplate = ''; + +/** + * Initialize a new `HTML` reporter. + * + * @param {Runner} runner + * @api public + */ + +function HTML(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , total = runner.total + , stat = fragment(statsTemplate) + , items = stat.getElementsByTagName('li') + , passes = items[1].getElementsByTagName('em')[0] + , passesLink = items[1].getElementsByTagName('a')[0] + , failures = items[2].getElementsByTagName('em')[0] + , failuresLink = items[2].getElementsByTagName('a')[0] + , duration = items[3].getElementsByTagName('em')[0] + , canvas = stat.getElementsByTagName('canvas')[0] + , report = fragment('
    ') + , stack = [report] + , progress + , ctx + , root = document.getElementById('mocha'); + + if (canvas.getContext) { + var ratio = window.devicePixelRatio || 1; + canvas.style.width = canvas.width; + canvas.style.height = canvas.height; + canvas.width *= ratio; + canvas.height *= ratio; + ctx = canvas.getContext('2d'); + ctx.scale(ratio, ratio); + progress = new Progress; + } + + if (!root) return error('#mocha div missing, add it to your document'); + + // pass toggle + on(passesLink, 'click', function(){ + unhide(); + var name = /pass/.test(report.className) ? '' : ' pass'; + report.className = report.className.replace(/fail|pass/g, '') + name; + if (report.className.trim()) hideSuitesWithout('test pass'); + }); + + // failure toggle + on(failuresLink, 'click', function(){ + unhide(); + var name = /fail/.test(report.className) ? '' : ' fail'; + report.className = report.className.replace(/fail|pass/g, '') + name; + if (report.className.trim()) hideSuitesWithout('test fail'); + }); + + root.appendChild(stat); + root.appendChild(report); + + if (progress) progress.size(40); + + runner.on('suite', function(suite){ + if (suite.root) return; + + // suite + var url = self.suiteURL(suite); + var el = fragment('

  • %s

    • ', url, escape(suite.title)); + + // container + stack[0].appendChild(el); + stack.unshift(document.createElement('ul')); + el.appendChild(stack[0]); + }); + + runner.on('suite end', function(suite){ + if (suite.root) return; + stack.shift(); + }); + + runner.on('fail', function(test, err){ + if ('hook' == test.type) runner.emit('test end', test); + }); + + runner.on('test end', function(test){ + // TODO: add to stats + var percent = stats.tests / this.total * 100 | 0; + if (progress) progress.update(percent).draw(ctx); + + // update stats + var ms = new Date - stats.start; + text(passes, stats.passes); + text(failures, stats.failures); + text(duration, (ms / 1000).toFixed(2)); + + // test + if ('passed' == test.state) { + var url = self.testURL(test); + var el = fragment('

  • %e%ems ‣

    • ', test.speed, test.title, test.duration, url); + } else if (test.pending) { + var el = fragment('

  • %e

    • ', test.title); + } else { + var el = fragment('

  • %e ‣

    • ', test.title, encodeURIComponent(test.fullTitle())); + var str = test.err.stack || test.err.toString(); + + // FF / Opera do not add the message + if (!~str.indexOf(test.err.message)) { + str = test.err.message + '\n' + str; + } + + // <=IE7 stringifies to [Object Error]. Since it can be overloaded, we + // check for the result of the stringifying. + if ('[object Error]' == str) str = test.err.message; + + // Safari doesn't give you a stack. Let's at least provide a source line. + if (!test.err.stack && test.err.sourceURL && test.err.line !== undefined) { + str += "\n(" + test.err.sourceURL + ":" + test.err.line + ")"; + } + + el.appendChild(fragment('
    %e
    ', str)); + } + + // toggle code + // TODO: defer + if (!test.pending) { + var h2 = el.getElementsByTagName('h2')[0]; + + on(h2, 'click', function(){ + pre.style.display = 'none' == pre.style.display + ? 'block' + : 'none'; + }); + + var pre = fragment('
    %e
    ', utils.clean(test.fn.toString())); + el.appendChild(pre); + pre.style.display = 'none'; + } + + // Don't call .appendChild if #mocha-report was already .shift()'ed off the stack. + if (stack[0]) stack[0].appendChild(el); + }); +} + +/** + * Makes a URL, preserving querystring ("search") parameters. + * @param {string} s + * @returns {string} your new URL + */ +var makeUrl = function makeUrl(s) { + var search = window.location.search; + return (search ? search + '&' : '?' ) + 'grep=' + encodeURIComponent(s); +}; + +/** + * Provide suite URL + * + * @param {Object} [suite] + */ +HTML.prototype.suiteURL = function(suite){ + return makeUrl(suite.fullTitle()); +}; + +/** + * Provide test URL + * + * @param {Object} [test] + */ + +HTML.prototype.testURL = function(test){ + return makeUrl(test.fullTitle()); +}; + +/** + * Display error `msg`. + */ + +function error(msg) { + document.body.appendChild(fragment('
    %s
    ', msg)); +} + +/** + * Return a DOM fragment from `html`. + */ + +function fragment(html) { + var args = arguments + , div = document.createElement('div') + , i = 1; + + div.innerHTML = html.replace(/%([se])/g, function(_, type){ + switch (type) { + case 's': return String(args[i++]); + case 'e': return escape(args[i++]); + } + }); + + return div.firstChild; +} + +/** + * Check for suites that do not have elements + * with `classname`, and hide them. + */ + +function hideSuitesWithout(classname) { + var suites = document.getElementsByClassName('suite'); + for (var i = 0; i < suites.length; i++) { + var els = suites[i].getElementsByClassName(classname); + if (0 == els.length) suites[i].className += ' hidden'; + } +} + +/** + * Unhide .hidden suites. + */ + +function unhide() { + var els = document.getElementsByClassName('suite hidden'); + for (var i = 0; i < els.length; ++i) { + els[i].className = els[i].className.replace('suite hidden', 'suite'); + } +} + +/** + * Set `el` text to `str`. + */ + +function text(el, str) { + if (el.textContent) { + el.textContent = str; + } else { + el.innerText = str; + } +} + +/** + * Listen on `event` with callback `fn`. + */ + +function on(el, event, fn) { + if (el.addEventListener) { + el.addEventListener(event, fn, false); + } else { + el.attachEvent('on' + event, fn); + } +} + +}); // module: reporters/html.js + +require.register("reporters/index.js", function(module, exports, require){ +exports.Base = require('./base'); +exports.Dot = require('./dot'); +exports.Doc = require('./doc'); +exports.TAP = require('./tap'); +exports.JSON = require('./json'); +exports.HTML = require('./html'); +exports.List = require('./list'); +exports.Min = require('./min'); +exports.Spec = require('./spec'); +exports.Nyan = require('./nyan'); +exports.XUnit = require('./xunit'); +exports.Markdown = require('./markdown'); +exports.Progress = require('./progress'); +exports.Landing = require('./landing'); +exports.JSONCov = require('./json-cov'); +exports.HTMLCov = require('./html-cov'); +exports.JSONStream = require('./json-stream'); + +}); // module: reporters/index.js + +require.register("reporters/json-cov.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base'); + +/** + * Expose `JSONCov`. + */ + +exports = module.exports = JSONCov; + +/** + * Initialize a new `JsCoverage` reporter. + * + * @param {Runner} runner + * @param {Boolean} output + * @api public + */ + +function JSONCov(runner, output) { + var self = this + , output = 1 == arguments.length ? true : output; + + Base.call(this, runner); + + var tests = [] + , failures = [] + , passes = []; + + runner.on('test end', function(test){ + tests.push(test); + }); + + runner.on('pass', function(test){ + passes.push(test); + }); + + runner.on('fail', function(test){ + failures.push(test); + }); + + runner.on('end', function(){ + var cov = global._$jscoverage || {}; + var result = self.cov = map(cov); + result.stats = self.stats; + result.tests = tests.map(clean); + result.failures = failures.map(clean); + result.passes = passes.map(clean); + if (!output) return; + process.stdout.write(JSON.stringify(result, null, 2 )); + }); +} + +/** + * Map jscoverage data to a JSON structure + * suitable for reporting. + * + * @param {Object} cov + * @return {Object} + * @api private + */ + +function map(cov) { + var ret = { + instrumentation: 'node-jscoverage' + , sloc: 0 + , hits: 0 + , misses: 0 + , coverage: 0 + , files: [] + }; + + for (var filename in cov) { + var data = coverage(filename, cov[filename]); + ret.files.push(data); + ret.hits += data.hits; + ret.misses += data.misses; + ret.sloc += data.sloc; + } + + ret.files.sort(function(a, b) { + return a.filename.localeCompare(b.filename); + }); + + if (ret.sloc > 0) { + ret.coverage = (ret.hits / ret.sloc) * 100; + } + + return ret; +} + +/** + * Map jscoverage data for a single source file + * to a JSON structure suitable for reporting. + * + * @param {String} filename name of the source file + * @param {Object} data jscoverage coverage data + * @return {Object} + * @api private + */ + +function coverage(filename, data) { + var ret = { + filename: filename, + coverage: 0, + hits: 0, + misses: 0, + sloc: 0, + source: {} + }; + + data.source.forEach(function(line, num){ + num++; + + if (data[num] === 0) { + ret.misses++; + ret.sloc++; + } else if (data[num] !== undefined) { + ret.hits++; + ret.sloc++; + } + + ret.source[num] = { + source: line + , coverage: data[num] === undefined + ? '' + : data[num] + }; + }); + + ret.coverage = ret.hits / ret.sloc * 100; + + return ret; +} + +/** + * Return a plain-object representation of `test` + * free of cyclic properties etc. + * + * @param {Object} test + * @return {Object} + * @api private + */ + +function clean(test) { + return { + title: test.title + , fullTitle: test.fullTitle() + , duration: test.duration + } +} + +}); // module: reporters/json-cov.js + +require.register("reporters/json-stream.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , color = Base.color; + +/** + * Expose `List`. + */ + +exports = module.exports = List; + +/** + * Initialize a new `List` test reporter. + * + * @param {Runner} runner + * @api public + */ + +function List(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , total = runner.total; + + runner.on('start', function(){ + console.log(JSON.stringify(['start', { total: total }])); + }); + + runner.on('pass', function(test){ + console.log(JSON.stringify(['pass', clean(test)])); + }); + + runner.on('fail', function(test, err){ + test = clean(test); + test.err = err.message; + console.log(JSON.stringify(['fail', test])); + }); + + runner.on('end', function(){ + process.stdout.write(JSON.stringify(['end', self.stats])); + }); +} + +/** + * Return a plain-object representation of `test` + * free of cyclic properties etc. + * + * @param {Object} test + * @return {Object} + * @api private + */ + +function clean(test) { + return { + title: test.title + , fullTitle: test.fullTitle() + , duration: test.duration + } +} + +}); // module: reporters/json-stream.js + +require.register("reporters/json.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `JSON`. + */ + +exports = module.exports = JSONReporter; + +/** + * Initialize a new `JSON` reporter. + * + * @param {Runner} runner + * @api public + */ + +function JSONReporter(runner) { + var self = this; + Base.call(this, runner); + + var tests = [] + , pending = [] + , failures = [] + , passes = []; + + runner.on('test end', function(test){ + tests.push(test); + }); + + runner.on('pass', function(test){ + passes.push(test); + }); + + runner.on('fail', function(test){ + failures.push(test); + }); + + runner.on('pending', function(test){ + pending.push(test); + }); + + runner.on('end', function(){ + var obj = { + stats: self.stats, + tests: tests.map(clean), + pending: pending.map(clean), + failures: failures.map(clean), + passes: passes.map(clean) + }; + + runner.testResults = obj; + + process.stdout.write(JSON.stringify(obj, null, 2)); + }); +} + +/** + * Return a plain-object representation of `test` + * free of cyclic properties etc. + * + * @param {Object} test + * @return {Object} + * @api private + */ + +function clean(test) { + return { + title: test.title, + fullTitle: test.fullTitle(), + duration: test.duration, + err: errorJSON(test.err || {}) + } +} + +/** + * Transform `error` into a JSON object. + * @param {Error} err + * @return {Object} + */ + +function errorJSON(err) { + var res = {}; + Object.getOwnPropertyNames(err).forEach(function(key) { + res[key] = err[key]; + }, err); + return res; +} + +}); // module: reporters/json.js + +require.register("reporters/landing.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `Landing`. + */ + +exports = module.exports = Landing; + +/** + * Airplane color. + */ + +Base.colors.plane = 0; + +/** + * Airplane crash color. + */ + +Base.colors['plane crash'] = 31; + +/** + * Runway color. + */ + +Base.colors.runway = 90; + +/** + * Initialize a new `Landing` reporter. + * + * @param {Runner} runner + * @api public + */ + +function Landing(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , width = Base.window.width * .75 | 0 + , total = runner.total + , stream = process.stdout + , plane = color('plane', '✈') + , crashed = -1 + , n = 0; + + function runway() { + var buf = Array(width).join('-'); + return ' ' + color('runway', buf); + } + + runner.on('start', function(){ + stream.write('\n\n\n '); + cursor.hide(); + }); + + runner.on('test end', function(test){ + // check if the plane crashed + var col = -1 == crashed + ? width * ++n / total | 0 + : crashed; + + // show the crash + if ('failed' == test.state) { + plane = color('plane crash', '✈'); + crashed = col; + } + + // render landing strip + stream.write('\u001b['+(width+1)+'D\u001b[2A'); + stream.write(runway()); + stream.write('\n '); + stream.write(color('runway', Array(col).join('⋅'))); + stream.write(plane) + stream.write(color('runway', Array(width - col).join('⋅') + '\n')); + stream.write(runway()); + stream.write('\u001b[0m'); + }); + + runner.on('end', function(){ + cursor.show(); + console.log(); + self.epilogue(); + }); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +Landing.prototype = new F; +Landing.prototype.constructor = Landing; + + +}); // module: reporters/landing.js + +require.register("reporters/list.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `List`. + */ + +exports = module.exports = List; + +/** + * Initialize a new `List` test reporter. + * + * @param {Runner} runner + * @api public + */ + +function List(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , n = 0; + + runner.on('start', function(){ + console.log(); + }); + + runner.on('test', function(test){ + process.stdout.write(color('pass', ' ' + test.fullTitle() + ': ')); + }); + + runner.on('pending', function(test){ + var fmt = color('checkmark', ' -') + + color('pending', ' %s'); + console.log(fmt, test.fullTitle()); + }); + + runner.on('pass', function(test){ + var fmt = color('checkmark', ' '+Base.symbols.dot) + + color('pass', ' %s: ') + + color(test.speed, '%dms'); + cursor.CR(); + console.log(fmt, test.fullTitle(), test.duration); + }); + + runner.on('fail', function(test, err){ + cursor.CR(); + console.log(color('fail', ' %d) %s'), ++n, test.fullTitle()); + }); + + runner.on('end', self.epilogue.bind(self)); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +List.prototype = new F; +List.prototype.constructor = List; + + +}); // module: reporters/list.js + +require.register("reporters/markdown.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , utils = require('../utils'); + +/** + * Expose `Markdown`. + */ + +exports = module.exports = Markdown; + +/** + * Initialize a new `Markdown` reporter. + * + * @param {Runner} runner + * @api public + */ + +function Markdown(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , level = 0 + , buf = ''; + + function title(str) { + return Array(level).join('#') + ' ' + str; + } + + function indent() { + return Array(level).join(' '); + } + + function mapTOC(suite, obj) { + var ret = obj; + obj = obj[suite.title] = obj[suite.title] || { suite: suite }; + suite.suites.forEach(function(suite){ + mapTOC(suite, obj); + }); + return ret; + } + + function stringifyTOC(obj, level) { + ++level; + var buf = ''; + var link; + for (var key in obj) { + if ('suite' == key) continue; + if (key) link = ' - [' + key + '](#' + utils.slug(obj[key].suite.fullTitle()) + ')\n'; + if (key) buf += Array(level).join(' ') + link; + buf += stringifyTOC(obj[key], level); + } + --level; + return buf; + } + + function generateTOC(suite) { + var obj = mapTOC(suite, {}); + return stringifyTOC(obj, 0); + } + + generateTOC(runner.suite); + + runner.on('suite', function(suite){ + ++level; + var slug = utils.slug(suite.fullTitle()); + buf += '' + '\n'; + buf += title(suite.title) + '\n'; + }); + + runner.on('suite end', function(suite){ + --level; + }); + + runner.on('pass', function(test){ + var code = utils.clean(test.fn.toString()); + buf += test.title + '.\n'; + buf += '\n```js\n'; + buf += code + '\n'; + buf += '```\n\n'; + }); + + runner.on('end', function(){ + process.stdout.write('# TOC\n'); + process.stdout.write(generateTOC(runner.suite)); + process.stdout.write(buf); + }); +} + +}); // module: reporters/markdown.js + +require.register("reporters/min.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base'); + +/** + * Expose `Min`. + */ + +exports = module.exports = Min; + +/** + * Initialize a new `Min` minimal test reporter (best used with --watch). + * + * @param {Runner} runner + * @api public + */ + +function Min(runner) { + Base.call(this, runner); + + runner.on('start', function(){ + // clear screen + process.stdout.write('\u001b[2J'); + // set cursor position + process.stdout.write('\u001b[1;3H'); + }); + + runner.on('end', this.epilogue.bind(this)); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +Min.prototype = new F; +Min.prototype.constructor = Min; + + +}); // module: reporters/min.js + +require.register("reporters/nyan.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , color = Base.color; + +/** + * Expose `Dot`. + */ + +exports = module.exports = NyanCat; + +/** + * Initialize a new `Dot` matrix test reporter. + * + * @param {Runner} runner + * @api public + */ + +function NyanCat(runner) { + Base.call(this, runner); + var self = this + , stats = this.stats + , width = Base.window.width * .75 | 0 + , rainbowColors = this.rainbowColors = self.generateColors() + , colorIndex = this.colorIndex = 0 + , numerOfLines = this.numberOfLines = 4 + , trajectories = this.trajectories = [[], [], [], []] + , nyanCatWidth = this.nyanCatWidth = 11 + , trajectoryWidthMax = this.trajectoryWidthMax = (width - nyanCatWidth) + , scoreboardWidth = this.scoreboardWidth = 5 + , tick = this.tick = 0 + , n = 0; + + runner.on('start', function(){ + Base.cursor.hide(); + self.draw(); + }); + + runner.on('pending', function(test){ + self.draw(); + }); + + runner.on('pass', function(test){ + self.draw(); + }); + + runner.on('fail', function(test, err){ + self.draw(); + }); + + runner.on('end', function(){ + Base.cursor.show(); + for (var i = 0; i < self.numberOfLines; i++) write('\n'); + self.epilogue(); + }); +} + +/** + * Draw the nyan cat + * + * @api private + */ + +NyanCat.prototype.draw = function(){ + this.appendRainbow(); + this.drawScoreboard(); + this.drawRainbow(); + this.drawNyanCat(); + this.tick = !this.tick; +}; + +/** + * Draw the "scoreboard" showing the number + * of passes, failures and pending tests. + * + * @api private + */ + +NyanCat.prototype.drawScoreboard = function(){ + var stats = this.stats; + var colors = Base.colors; + + function draw(color, n) { + write(' '); + write('\u001b[' + color + 'm' + n + '\u001b[0m'); + write('\n'); + } + + draw(colors.green, stats.passes); + draw(colors.fail, stats.failures); + draw(colors.pending, stats.pending); + write('\n'); + + this.cursorUp(this.numberOfLines); +}; + +/** + * Append the rainbow. + * + * @api private + */ + +NyanCat.prototype.appendRainbow = function(){ + var segment = this.tick ? '_' : '-'; + var rainbowified = this.rainbowify(segment); + + for (var index = 0; index < this.numberOfLines; index++) { + var trajectory = this.trajectories[index]; + if (trajectory.length >= this.trajectoryWidthMax) trajectory.shift(); + trajectory.push(rainbowified); + } +}; + +/** + * Draw the rainbow. + * + * @api private + */ + +NyanCat.prototype.drawRainbow = function(){ + var self = this; + + this.trajectories.forEach(function(line, index) { + write('\u001b[' + self.scoreboardWidth + 'C'); + write(line.join('')); + write('\n'); + }); + + this.cursorUp(this.numberOfLines); +}; + +/** + * Draw the nyan cat + * + * @api private + */ + +NyanCat.prototype.drawNyanCat = function() { + var self = this; + var startWidth = this.scoreboardWidth + this.trajectories[0].length; + var color = '\u001b[' + startWidth + 'C'; + var padding = ''; + + write(color); + write('_,------,'); + write('\n'); + + write(color); + padding = self.tick ? ' ' : ' '; + write('_|' + padding + '/\\_/\\ '); + write('\n'); + + write(color); + padding = self.tick ? '_' : '__'; + var tail = self.tick ? '~' : '^'; + var face; + write(tail + '|' + padding + this.face() + ' '); + write('\n'); + + write(color); + padding = self.tick ? ' ' : ' '; + write(padding + '"" "" '); + write('\n'); + + this.cursorUp(this.numberOfLines); +}; + +/** + * Draw nyan cat face. + * + * @return {String} + * @api private + */ + +NyanCat.prototype.face = function() { + var stats = this.stats; + if (stats.failures) { + return '( x .x)'; + } else if (stats.pending) { + return '( o .o)'; + } else if(stats.passes) { + return '( ^ .^)'; + } else { + return '( - .-)'; + } +}; + +/** + * Move cursor up `n`. + * + * @param {Number} n + * @api private + */ + +NyanCat.prototype.cursorUp = function(n) { + write('\u001b[' + n + 'A'); +}; + +/** + * Move cursor down `n`. + * + * @param {Number} n + * @api private + */ + +NyanCat.prototype.cursorDown = function(n) { + write('\u001b[' + n + 'B'); +}; + +/** + * Generate rainbow colors. + * + * @return {Array} + * @api private + */ + +NyanCat.prototype.generateColors = function(){ + var colors = []; + + for (var i = 0; i < (6 * 7); i++) { + var pi3 = Math.floor(Math.PI / 3); + var n = (i * (1.0 / 6)); + var r = Math.floor(3 * Math.sin(n) + 3); + var g = Math.floor(3 * Math.sin(n + 2 * pi3) + 3); + var b = Math.floor(3 * Math.sin(n + 4 * pi3) + 3); + colors.push(36 * r + 6 * g + b + 16); + } + + return colors; +}; + +/** + * Apply rainbow to the given `str`. + * + * @param {String} str + * @return {String} + * @api private + */ + +NyanCat.prototype.rainbowify = function(str){ + var color = this.rainbowColors[this.colorIndex % this.rainbowColors.length]; + this.colorIndex += 1; + return '\u001b[38;5;' + color + 'm' + str + '\u001b[0m'; +}; + +/** + * Stdout helper. + */ + +function write(string) { + process.stdout.write(string); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +NyanCat.prototype = new F; +NyanCat.prototype.constructor = NyanCat; + + +}); // module: reporters/nyan.js + +require.register("reporters/progress.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `Progress`. + */ + +exports = module.exports = Progress; + +/** + * General progress bar color. + */ + +Base.colors.progress = 90; + +/** + * Initialize a new `Progress` bar test reporter. + * + * @param {Runner} runner + * @param {Object} options + * @api public + */ + +function Progress(runner, options) { + Base.call(this, runner); + + var self = this + , options = options || {} + , stats = this.stats + , width = Base.window.width * .50 | 0 + , total = runner.total + , complete = 0 + , max = Math.max + , lastN = -1; + + // default chars + options.open = options.open || '['; + options.complete = options.complete || '▬'; + options.incomplete = options.incomplete || Base.symbols.dot; + options.close = options.close || ']'; + options.verbose = false; + + // tests started + runner.on('start', function(){ + console.log(); + cursor.hide(); + }); + + // tests complete + runner.on('test end', function(){ + complete++; + var incomplete = total - complete + , percent = complete / total + , n = width * percent | 0 + , i = width - n; + + if (lastN === n && !options.verbose) { + // Don't re-render the line if it hasn't changed + return; + } + lastN = n; + + cursor.CR(); + process.stdout.write('\u001b[J'); + process.stdout.write(color('progress', ' ' + options.open)); + process.stdout.write(Array(n).join(options.complete)); + process.stdout.write(Array(i).join(options.incomplete)); + process.stdout.write(color('progress', options.close)); + if (options.verbose) { + process.stdout.write(color('progress', ' ' + complete + ' of ' + total)); + } + }); + + // tests are complete, output some stats + // and the failures if any + runner.on('end', function(){ + cursor.show(); + console.log(); + self.epilogue(); + }); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +Progress.prototype = new F; +Progress.prototype.constructor = Progress; + + +}); // module: reporters/progress.js + +require.register("reporters/spec.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `Spec`. + */ + +exports = module.exports = Spec; + +/** + * Initialize a new `Spec` test reporter. + * + * @param {Runner} runner + * @api public + */ + +function Spec(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , indents = 0 + , n = 0; + + function indent() { + return Array(indents).join(' ') + } + + runner.on('start', function(){ + console.log(); + }); + + runner.on('suite', function(suite){ + ++indents; + console.log(color('suite', '%s%s'), indent(), suite.title); + }); + + runner.on('suite end', function(suite){ + --indents; + if (1 == indents) console.log(); + }); + + runner.on('pending', function(test){ + var fmt = indent() + color('pending', ' - %s'); + console.log(fmt, test.title); + }); + + runner.on('pass', function(test){ + if ('fast' == test.speed) { + var fmt = indent() + + color('checkmark', ' ' + Base.symbols.ok) + + color('pass', ' %s '); + cursor.CR(); + console.log(fmt, test.title); + } else { + var fmt = indent() + + color('checkmark', ' ' + Base.symbols.ok) + + color('pass', ' %s ') + + color(test.speed, '(%dms)'); + cursor.CR(); + console.log(fmt, test.title, test.duration); + } + }); + + runner.on('fail', function(test, err){ + cursor.CR(); + console.log(indent() + color('fail', ' %d) %s'), ++n, test.title); + }); + + runner.on('end', self.epilogue.bind(self)); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +Spec.prototype = new F; +Spec.prototype.constructor = Spec; + + +}); // module: reporters/spec.js + +require.register("reporters/tap.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , cursor = Base.cursor + , color = Base.color; + +/** + * Expose `TAP`. + */ + +exports = module.exports = TAP; + +/** + * Initialize a new `TAP` reporter. + * + * @param {Runner} runner + * @api public + */ + +function TAP(runner) { + Base.call(this, runner); + + var self = this + , stats = this.stats + , n = 1 + , passes = 0 + , failures = 0; + + runner.on('start', function(){ + var total = runner.grepTotal(runner.suite); + console.log('%d..%d', 1, total); + }); + + runner.on('test end', function(){ + ++n; + }); + + runner.on('pending', function(test){ + console.log('ok %d %s # SKIP -', n, title(test)); + }); + + runner.on('pass', function(test){ + passes++; + console.log('ok %d %s', n, title(test)); + }); + + runner.on('fail', function(test, err){ + failures++; + console.log('not ok %d %s', n, title(test)); + if (err.stack) console.log(err.stack.replace(/^/gm, ' ')); + }); + + runner.on('end', function(){ + console.log('# tests ' + (passes + failures)); + console.log('# pass ' + passes); + console.log('# fail ' + failures); + }); +} + +/** + * Return a TAP-safe title of `test` + * + * @param {Object} test + * @return {String} + * @api private + */ + +function title(test) { + return test.fullTitle().replace(/#/g, ''); +} + +}); // module: reporters/tap.js + +require.register("reporters/xunit.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Base = require('./base') + , utils = require('../utils') + , escape = utils.escape; + +/** + * Save timer references to avoid Sinon interfering (see GH-237). + */ + +var Date = global.Date + , setTimeout = global.setTimeout + , setInterval = global.setInterval + , clearTimeout = global.clearTimeout + , clearInterval = global.clearInterval; + +/** + * Expose `XUnit`. + */ + +exports = module.exports = XUnit; + +/** + * Initialize a new `XUnit` reporter. + * + * @param {Runner} runner + * @api public + */ + +function XUnit(runner) { + Base.call(this, runner); + var stats = this.stats + , tests = [] + , self = this; + + runner.on('pending', function(test){ + tests.push(test); + }); + + runner.on('pass', function(test){ + tests.push(test); + }); + + runner.on('fail', function(test){ + tests.push(test); + }); + + runner.on('end', function(){ + console.log(tag('testsuite', { + name: 'Mocha Tests' + , tests: stats.tests + , failures: stats.failures + , errors: stats.failures + , skipped: stats.tests - stats.failures - stats.passes + , timestamp: (new Date).toUTCString() + , time: (stats.duration / 1000) || 0 + }, false)); + + tests.forEach(test); + console.log(''); + }); +} + +/** + * Inherit from `Base.prototype`. + */ + +function F(){}; +F.prototype = Base.prototype; +XUnit.prototype = new F; +XUnit.prototype.constructor = XUnit; + + +/** + * Output tag for the given `test.` + */ + +function test(test) { + var attrs = { + classname: test.parent.fullTitle() + , name: test.title + , time: (test.duration / 1000) || 0 + }; + + if ('failed' == test.state) { + var err = test.err; + console.log(tag('testcase', attrs, false, tag('failure', {}, false, cdata(escape(err.message) + "\n" + err.stack)))); + } else if (test.pending) { + console.log(tag('testcase', attrs, false, tag('skipped', {}, true))); + } else { + console.log(tag('testcase', attrs, true) ); + } +} + +/** + * HTML tag helper. + */ + +function tag(name, attrs, close, content) { + var end = close ? '/>' : '>' + , pairs = [] + , tag; + + for (var key in attrs) { + pairs.push(key + '="' + escape(attrs[key]) + '"'); + } + + tag = '<' + name + (pairs.length ? ' ' + pairs.join(' ') : '') + end; + if (content) tag += content + ''; +} + +}); // module: reporters/xunit.js + +require.register("runnable.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var EventEmitter = require('browser/events').EventEmitter + , debug = require('browser/debug')('mocha:runnable') + , milliseconds = require('./ms'); + +/** + * Save timer references to avoid Sinon interfering (see GH-237). + */ + +var Date = global.Date + , setTimeout = global.setTimeout + , setInterval = global.setInterval + , clearTimeout = global.clearTimeout + , clearInterval = global.clearInterval; + +/** + * Object#toString(). + */ + +var toString = Object.prototype.toString; + +/** + * Expose `Runnable`. + */ + +module.exports = Runnable; + +/** + * Initialize a new `Runnable` with the given `title` and callback `fn`. + * + * @param {String} title + * @param {Function} fn + * @api private + */ + +function Runnable(title, fn) { + this.title = title; + this.fn = fn; + this.async = fn && fn.length; + this.sync = ! this.async; + this._timeout = 2000; + this._slow = 75; + this._enableTimeouts = true; + this.timedOut = false; + this._trace = new Error('done() called multiple times') +} + +/** + * Inherit from `EventEmitter.prototype`. + */ + +function F(){}; +F.prototype = EventEmitter.prototype; +Runnable.prototype = new F; +Runnable.prototype.constructor = Runnable; + + +/** + * Set & get timeout `ms`. + * + * @param {Number|String} ms + * @return {Runnable|Number} ms or self + * @api private + */ + +Runnable.prototype.timeout = function(ms){ + if (0 == arguments.length) return this._timeout; + if (ms === 0) this._enableTimeouts = false; + if ('string' == typeof ms) ms = milliseconds(ms); + debug('timeout %d', ms); + this._timeout = ms; + if (this.timer) this.resetTimeout(); + return this; +}; + +/** + * Set & get slow `ms`. + * + * @param {Number|String} ms + * @return {Runnable|Number} ms or self + * @api private + */ + +Runnable.prototype.slow = function(ms){ + if (0 === arguments.length) return this._slow; + if ('string' == typeof ms) ms = milliseconds(ms); + debug('timeout %d', ms); + this._slow = ms; + return this; +}; + +/** + * Set and & get timeout `enabled`. + * + * @param {Boolean} enabled + * @return {Runnable|Boolean} enabled or self + * @api private + */ + +Runnable.prototype.enableTimeouts = function(enabled){ + if (arguments.length === 0) return this._enableTimeouts; + debug('enableTimeouts %s', enabled); + this._enableTimeouts = enabled; + return this; +}; + +/** + * Return the full title generated by recursively + * concatenating the parent's full title. + * + * @return {String} + * @api public + */ + +Runnable.prototype.fullTitle = function(){ + return this.parent.fullTitle() + ' ' + this.title; +}; + +/** + * Clear the timeout. + * + * @api private + */ + +Runnable.prototype.clearTimeout = function(){ + clearTimeout(this.timer); +}; + +/** + * Inspect the runnable void of private properties. + * + * @return {String} + * @api private + */ + +Runnable.prototype.inspect = function(){ + return JSON.stringify(this, function(key, val){ + if ('_' == key[0]) return; + if ('parent' == key) return '#'; + if ('ctx' == key) return '#'; + return val; + }, 2); +}; + +/** + * Reset the timeout. + * + * @api private + */ + +Runnable.prototype.resetTimeout = function(){ + var self = this; + var ms = this.timeout() || 1e9; + + if (!this._enableTimeouts) return; + this.clearTimeout(); + this.timer = setTimeout(function(){ + if (!self._enableTimeouts) return; + self.callback(new Error('timeout of ' + ms + 'ms exceeded')); + self.timedOut = true; + }, ms); +}; + +/** + * Whitelist these globals for this test run + * + * @api private + */ +Runnable.prototype.globals = function(arr){ + var self = this; + this._allowedGlobals = arr; +}; + +/** + * Run the test and invoke `fn(err)`. + * + * @param {Function} fn + * @api private + */ + +Runnable.prototype.run = function(fn){ + var self = this + , start = new Date + , ctx = this.ctx + , finished + , emitted; + + // Some times the ctx exists but it is not runnable + if (ctx && ctx.runnable) ctx.runnable(this); + + // called multiple times + function multiple(err) { + if (emitted) return; + emitted = true; + self.emit('error', err || new Error('done() called multiple times; stacktrace may be inaccurate')); + } + + // finished + function done(err) { + var ms = self.timeout(); + if (self.timedOut) return; + if (finished) return multiple(err || self._trace); + self.clearTimeout(); + self.duration = new Date - start; + finished = true; + if (!err && self.duration > ms && self._enableTimeouts) err = new Error('timeout of ' + ms + 'ms exceeded'); + fn(err); + } + + // for .resetTimeout() + this.callback = done; + + // explicit async with `done` argument + if (this.async) { + this.resetTimeout(); + + try { + this.fn.call(ctx, function(err){ + if (err instanceof Error || toString.call(err) === "[object Error]") return done(err); + if (null != err) { + if (Object.prototype.toString.call(err) === '[object Object]') { + return done(new Error('done() invoked with non-Error: ' + JSON.stringify(err))); + } else { + return done(new Error('done() invoked with non-Error: ' + err)); + } + } + done(); + }); + } catch (err) { + done(err); + } + return; + } + + if (this.asyncOnly) { + return done(new Error('--async-only option in use without declaring `done()`')); + } + + // sync or promise-returning + try { + if (this.pending) { + done(); + } else { + callFn(this.fn); + } + } catch (err) { + done(err); + } + + function callFn(fn) { + var result = fn.call(ctx); + if (result && typeof result.then === 'function') { + self.resetTimeout(); + result + .then(function() { + done() + }, + function(reason) { + done(reason || new Error('Promise rejected with no or falsy reason')) + }); + } else { + done(); + } + } +}; + +}); // module: runnable.js + +require.register("runner.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var EventEmitter = require('browser/events').EventEmitter + , debug = require('browser/debug')('mocha:runner') + , Test = require('./test') + , utils = require('./utils') + , filter = utils.filter + , keys = utils.keys; + +/** + * Non-enumerable globals. + */ + +var globals = [ + 'setTimeout', + 'clearTimeout', + 'setInterval', + 'clearInterval', + 'XMLHttpRequest', + 'Date' +]; + +/** + * Expose `Runner`. + */ + +module.exports = Runner; + +/** + * Initialize a `Runner` for the given `suite`. + * + * Events: + * + * - `start` execution started + * - `end` execution complete + * - `suite` (suite) test suite execution started + * - `suite end` (suite) all tests (and sub-suites) have finished + * - `test` (test) test execution started + * - `test end` (test) test completed + * - `hook` (hook) hook execution started + * - `hook end` (hook) hook complete + * - `pass` (test) test passed + * - `fail` (test, err) test failed + * - `pending` (test) test pending + * + * @api public + */ + +function Runner(suite) { + var self = this; + this._globals = []; + this._abort = false; + this.suite = suite; + this.total = suite.total(); + this.failures = 0; + this.on('test end', function(test){ self.checkGlobals(test); }); + this.on('hook end', function(hook){ self.checkGlobals(hook); }); + this.grep(/.*/); + this.globals(this.globalProps().concat(extraGlobals())); +} + +/** + * Wrapper for setImmediate, process.nextTick, or browser polyfill. + * + * @param {Function} fn + * @api private + */ + +Runner.immediately = global.setImmediate || process.nextTick; + +/** + * Inherit from `EventEmitter.prototype`. + */ + +function F(){}; +F.prototype = EventEmitter.prototype; +Runner.prototype = new F; +Runner.prototype.constructor = Runner; + + +/** + * Run tests with full titles matching `re`. Updates runner.total + * with number of tests matched. + * + * @param {RegExp} re + * @param {Boolean} invert + * @return {Runner} for chaining + * @api public + */ + +Runner.prototype.grep = function(re, invert){ + debug('grep %s', re); + this._grep = re; + this._invert = invert; + this.total = this.grepTotal(this.suite); + return this; +}; + +/** + * Returns the number of tests matching the grep search for the + * given suite. + * + * @param {Suite} suite + * @return {Number} + * @api public + */ + +Runner.prototype.grepTotal = function(suite) { + var self = this; + var total = 0; + + suite.eachTest(function(test){ + var match = self._grep.test(test.fullTitle()); + if (self._invert) match = !match; + if (match) total++; + }); + + return total; +}; + +/** + * Return a list of global properties. + * + * @return {Array} + * @api private + */ + +Runner.prototype.globalProps = function() { + var props = utils.keys(global); + + // non-enumerables + for (var i = 0; i < globals.length; ++i) { + if (~utils.indexOf(props, globals[i])) continue; + props.push(globals[i]); + } + + return props; +}; + +/** + * Allow the given `arr` of globals. + * + * @param {Array} arr + * @return {Runner} for chaining + * @api public + */ + +Runner.prototype.globals = function(arr){ + if (0 == arguments.length) return this._globals; + debug('globals %j', arr); + this._globals = this._globals.concat(arr); + return this; +}; + +/** + * Check for global variable leaks. + * + * @api private + */ + +Runner.prototype.checkGlobals = function(test){ + if (this.ignoreLeaks) return; + var ok = this._globals; + + var globals = this.globalProps(); + var leaks; + + if (test) { + ok = ok.concat(test._allowedGlobals || []); + } + + if(this.prevGlobalsLength == globals.length) return; + this.prevGlobalsLength = globals.length; + + leaks = filterLeaks(ok, globals); + this._globals = this._globals.concat(leaks); + + if (leaks.length > 1) { + this.fail(test, new Error('global leaks detected: ' + leaks.join(', ') + '')); + } else if (leaks.length) { + this.fail(test, new Error('global leak detected: ' + leaks[0])); + } +}; + +/** + * Fail the given `test`. + * + * @param {Test} test + * @param {Error} err + * @api private + */ + +Runner.prototype.fail = function(test, err){ + ++this.failures; + test.state = 'failed'; + + if ('string' == typeof err) { + err = new Error('the string "' + err + '" was thrown, throw an Error :)'); + } + + this.emit('fail', test, err); +}; + +/** + * Fail the given `hook` with `err`. + * + * Hook failures work in the following pattern: + * - If bail, then exit + * - Failed `before` hook skips all tests in a suite and subsuites, + * but jumps to corresponding `after` hook + * - Failed `before each` hook skips remaining tests in a + * suite and jumps to corresponding `after each` hook, + * which is run only once + * - Failed `after` hook does not alter + * execution order + * - Failed `after each` hook skips remaining tests in a + * suite and subsuites, but executes other `after each` + * hooks + * + * @param {Hook} hook + * @param {Error} err + * @api private + */ + +Runner.prototype.failHook = function(hook, err){ + this.fail(hook, err); + if (this.suite.bail()) { + this.emit('end'); + } +}; + +/** + * Run hook `name` callbacks and then invoke `fn()`. + * + * @param {String} name + * @param {Function} function + * @api private + */ + +Runner.prototype.hook = function(name, fn){ + var suite = this.suite + , hooks = suite['_' + name] + , self = this + , timer; + + function next(i) { + var hook = hooks[i]; + if (!hook) return fn(); + if (self.failures && suite.bail()) return fn(); + self.currentRunnable = hook; + + hook.ctx.currentTest = self.test; + + self.emit('hook', hook); + + hook.on('error', function(err){ + self.failHook(hook, err); + }); + + hook.run(function(err){ + hook.removeAllListeners('error'); + var testError = hook.error(); + if (testError) self.fail(self.test, testError); + if (err) { + self.failHook(hook, err); + + // stop executing hooks, notify callee of hook err + return fn(err); + } + self.emit('hook end', hook); + delete hook.ctx.currentTest; + next(++i); + }); + } + + Runner.immediately(function(){ + next(0); + }); +}; + +/** + * Run hook `name` for the given array of `suites` + * in order, and callback `fn(err, errSuite)`. + * + * @param {String} name + * @param {Array} suites + * @param {Function} fn + * @api private + */ + +Runner.prototype.hooks = function(name, suites, fn){ + var self = this + , orig = this.suite; + + function next(suite) { + self.suite = suite; + + if (!suite) { + self.suite = orig; + return fn(); + } + + self.hook(name, function(err){ + if (err) { + var errSuite = self.suite; + self.suite = orig; + return fn(err, errSuite); + } + + next(suites.pop()); + }); + } + + next(suites.pop()); +}; + +/** + * Run hooks from the top level down. + * + * @param {String} name + * @param {Function} fn + * @api private + */ + +Runner.prototype.hookUp = function(name, fn){ + var suites = [this.suite].concat(this.parents()).reverse(); + this.hooks(name, suites, fn); +}; + +/** + * Run hooks from the bottom up. + * + * @param {String} name + * @param {Function} fn + * @api private + */ + +Runner.prototype.hookDown = function(name, fn){ + var suites = [this.suite].concat(this.parents()); + this.hooks(name, suites, fn); +}; + +/** + * Return an array of parent Suites from + * closest to furthest. + * + * @return {Array} + * @api private + */ + +Runner.prototype.parents = function(){ + var suite = this.suite + , suites = []; + while (suite = suite.parent) suites.push(suite); + return suites; +}; + +/** + * Run the current test and callback `fn(err)`. + * + * @param {Function} fn + * @api private + */ + +Runner.prototype.runTest = function(fn){ + var test = this.test + , self = this; + + if (this.asyncOnly) test.asyncOnly = true; + + try { + test.on('error', function(err){ + self.fail(test, err); + }); + test.run(fn); + } catch (err) { + fn(err); + } +}; + +/** + * Run tests in the given `suite` and invoke + * the callback `fn()` when complete. + * + * @param {Suite} suite + * @param {Function} fn + * @api private + */ + +Runner.prototype.runTests = function(suite, fn){ + var self = this + , tests = suite.tests.slice() + , test; + + + function hookErr(err, errSuite, after) { + // before/after Each hook for errSuite failed: + var orig = self.suite; + + // for failed 'after each' hook start from errSuite parent, + // otherwise start from errSuite itself + self.suite = after ? errSuite.parent : errSuite; + + if (self.suite) { + // call hookUp afterEach + self.hookUp('afterEach', function(err2, errSuite2) { + self.suite = orig; + // some hooks may fail even now + if (err2) return hookErr(err2, errSuite2, true); + // report error suite + fn(errSuite); + }); + } else { + // there is no need calling other 'after each' hooks + self.suite = orig; + fn(errSuite); + } + } + + function next(err, errSuite) { + // if we bail after first err + if (self.failures && suite._bail) return fn(); + + if (self._abort) return fn(); + + if (err) return hookErr(err, errSuite, true); + + // next test + test = tests.shift(); + + // all done + if (!test) return fn(); + + // grep + var match = self._grep.test(test.fullTitle()); + if (self._invert) match = !match; + if (!match) return next(); + + // pending + if (test.pending) { + self.emit('pending', test); + self.emit('test end', test); + return next(); + } + + // execute test and hook(s) + self.emit('test', self.test = test); + self.hookDown('beforeEach', function(err, errSuite){ + + if (err) return hookErr(err, errSuite, false); + + self.currentRunnable = self.test; + self.runTest(function(err){ + test = self.test; + + if (err) { + self.fail(test, err); + self.emit('test end', test); + return self.hookUp('afterEach', next); + } + + test.state = 'passed'; + self.emit('pass', test); + self.emit('test end', test); + self.hookUp('afterEach', next); + }); + }); + } + + this.next = next; + next(); +}; + +/** + * Run the given `suite` and invoke the + * callback `fn()` when complete. + * + * @param {Suite} suite + * @param {Function} fn + * @api private + */ + +Runner.prototype.runSuite = function(suite, fn){ + var total = this.grepTotal(suite) + , self = this + , i = 0; + + debug('run suite %s', suite.fullTitle()); + + if (!total) return fn(); + + this.emit('suite', this.suite = suite); + + function next(errSuite) { + if (errSuite) { + // current suite failed on a hook from errSuite + if (errSuite == suite) { + // if errSuite is current suite + // continue to the next sibling suite + return done(); + } else { + // errSuite is among the parents of current suite + // stop execution of errSuite and all sub-suites + return done(errSuite); + } + } + + if (self._abort) return done(); + + var curr = suite.suites[i++]; + if (!curr) return done(); + self.runSuite(curr, next); + } + + function done(errSuite) { + self.suite = suite; + self.hook('afterAll', function(){ + self.emit('suite end', suite); + fn(errSuite); + }); + } + + this.hook('beforeAll', function(err){ + if (err) return done(); + self.runTests(suite, next); + }); +}; + +/** + * Handle uncaught exceptions. + * + * @param {Error} err + * @api private + */ + +Runner.prototype.uncaught = function(err){ + if (err) { + debug('uncaught exception %s', err !== function () { + return this; + }.call(err) ? err : ( err.message || err )); + } else { + debug('uncaught undefined exception'); + err = new Error('Caught undefined error, did you throw without specifying what?'); + } + err.uncaught = true; + + var runnable = this.currentRunnable; + if (!runnable) return; + + var wasAlreadyDone = runnable.state; + this.fail(runnable, err); + + runnable.clearTimeout(); + + if (wasAlreadyDone) return; + + // recover from test + if ('test' == runnable.type) { + this.emit('test end', runnable); + this.hookUp('afterEach', this.next); + return; + } + + // bail on hooks + this.emit('end'); +}; + +/** + * Run the root suite and invoke `fn(failures)` + * on completion. + * + * @param {Function} fn + * @return {Runner} for chaining + * @api public + */ + +Runner.prototype.run = function(fn){ + var self = this + , fn = fn || function(){}; + + function uncaught(err){ + self.uncaught(err); + } + + debug('start'); + + // callback + this.on('end', function(){ + debug('end'); + process.removeListener('uncaughtException', uncaught); + fn(self.failures); + }); + + // run suites + this.emit('start'); + this.runSuite(this.suite, function(){ + debug('finished running'); + self.emit('end'); + }); + + // uncaught exception + process.on('uncaughtException', uncaught); + + return this; +}; + +/** + * Cleanly abort execution + * + * @return {Runner} for chaining + * @api public + */ +Runner.prototype.abort = function(){ + debug('aborting'); + this._abort = true; +}; + +/** + * Filter leaks with the given globals flagged as `ok`. + * + * @param {Array} ok + * @param {Array} globals + * @return {Array} + * @api private + */ + +function filterLeaks(ok, globals) { + return filter(globals, function(key){ + // Firefox and Chrome exposes iframes as index inside the window object + if (/^d+/.test(key)) return false; + + // in firefox + // if runner runs in an iframe, this iframe's window.getInterface method not init at first + // it is assigned in some seconds + if (global.navigator && /^getInterface/.test(key)) return false; + + // an iframe could be approached by window[iframeIndex] + // in ie6,7,8 and opera, iframeIndex is enumerable, this could cause leak + if (global.navigator && /^\d+/.test(key)) return false; + + // Opera and IE expose global variables for HTML element IDs (issue #243) + if (/^mocha-/.test(key)) return false; + + var matched = filter(ok, function(ok){ + if (~ok.indexOf('*')) return 0 == key.indexOf(ok.split('*')[0]); + return key == ok; + }); + return matched.length == 0 && (!global.navigator || 'onerror' !== key); + }); +} + +/** + * Array of globals dependent on the environment. + * + * @return {Array} + * @api private + */ + + function extraGlobals() { + if (typeof(process) === 'object' && + typeof(process.version) === 'string') { + + var nodeVersion = process.version.split('.').reduce(function(a, v) { + return a << 8 | v; + }); + + // 'errno' was renamed to process._errno in v0.9.11. + + if (nodeVersion < 0x00090B) { + return ['errno']; + } + } + + return []; + } + +}); // module: runner.js + +require.register("suite.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var EventEmitter = require('browser/events').EventEmitter + , debug = require('browser/debug')('mocha:suite') + , milliseconds = require('./ms') + , utils = require('./utils') + , Hook = require('./hook'); + +/** + * Expose `Suite`. + */ + +exports = module.exports = Suite; + +/** + * Create a new `Suite` with the given `title` + * and parent `Suite`. When a suite with the + * same title is already present, that suite + * is returned to provide nicer reporter + * and more flexible meta-testing. + * + * @param {Suite} parent + * @param {String} title + * @return {Suite} + * @api public + */ + +exports.create = function(parent, title){ + var suite = new Suite(title, parent.ctx); + suite.parent = parent; + if (parent.pending) suite.pending = true; + title = suite.fullTitle(); + parent.addSuite(suite); + return suite; +}; + +/** + * Initialize a new `Suite` with the given + * `title` and `ctx`. + * + * @param {String} title + * @param {Context} ctx + * @api private + */ + +function Suite(title, parentContext) { + this.title = title; + var context = function() {}; + context.prototype = parentContext; + this.ctx = new context(); + this.suites = []; + this.tests = []; + this.pending = false; + this._beforeEach = []; + this._beforeAll = []; + this._afterEach = []; + this._afterAll = []; + this.root = !title; + this._timeout = 2000; + this._enableTimeouts = true; + this._slow = 75; + this._bail = false; +} + +/** + * Inherit from `EventEmitter.prototype`. + */ + +function F(){}; +F.prototype = EventEmitter.prototype; +Suite.prototype = new F; +Suite.prototype.constructor = Suite; + + +/** + * Return a clone of this `Suite`. + * + * @return {Suite} + * @api private + */ + +Suite.prototype.clone = function(){ + var suite = new Suite(this.title); + debug('clone'); + suite.ctx = this.ctx; + suite.timeout(this.timeout()); + suite.enableTimeouts(this.enableTimeouts()); + suite.slow(this.slow()); + suite.bail(this.bail()); + return suite; +}; + +/** + * Set timeout `ms` or short-hand such as "2s". + * + * @param {Number|String} ms + * @return {Suite|Number} for chaining + * @api private + */ + +Suite.prototype.timeout = function(ms){ + if (0 == arguments.length) return this._timeout; + if (ms === 0) this._enableTimeouts = false; + if ('string' == typeof ms) ms = milliseconds(ms); + debug('timeout %d', ms); + this._timeout = parseInt(ms, 10); + return this; +}; + +/** + * Set timeout `enabled`. + * + * @param {Boolean} enabled + * @return {Suite|Boolean} self or enabled + * @api private + */ + +Suite.prototype.enableTimeouts = function(enabled){ + if (arguments.length === 0) return this._enableTimeouts; + debug('enableTimeouts %s', enabled); + this._enableTimeouts = enabled; + return this; +}; + +/** + * Set slow `ms` or short-hand such as "2s". + * + * @param {Number|String} ms + * @return {Suite|Number} for chaining + * @api private + */ + +Suite.prototype.slow = function(ms){ + if (0 === arguments.length) return this._slow; + if ('string' == typeof ms) ms = milliseconds(ms); + debug('slow %d', ms); + this._slow = ms; + return this; +}; + +/** + * Sets whether to bail after first error. + * + * @parma {Boolean} bail + * @return {Suite|Number} for chaining + * @api private + */ + +Suite.prototype.bail = function(bail){ + if (0 == arguments.length) return this._bail; + debug('bail %s', bail); + this._bail = bail; + return this; +}; + +/** + * Run `fn(test[, done])` before running tests. + * + * @param {Function} fn + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.beforeAll = function(title, fn){ + if (this.pending) return this; + if ('function' === typeof title) { + fn = title; + title = fn.name; + } + title = '"before all" hook' + (title ? ': ' + title : ''); + + var hook = new Hook(title, fn); + hook.parent = this; + hook.timeout(this.timeout()); + hook.enableTimeouts(this.enableTimeouts()); + hook.slow(this.slow()); + hook.ctx = this.ctx; + this._beforeAll.push(hook); + this.emit('beforeAll', hook); + return this; +}; + +/** + * Run `fn(test[, done])` after running tests. + * + * @param {Function} fn + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.afterAll = function(title, fn){ + if (this.pending) return this; + if ('function' === typeof title) { + fn = title; + title = fn.name; + } + title = '"after all" hook' + (title ? ': ' + title : ''); + + var hook = new Hook(title, fn); + hook.parent = this; + hook.timeout(this.timeout()); + hook.enableTimeouts(this.enableTimeouts()); + hook.slow(this.slow()); + hook.ctx = this.ctx; + this._afterAll.push(hook); + this.emit('afterAll', hook); + return this; +}; + +/** + * Run `fn(test[, done])` before each test case. + * + * @param {Function} fn + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.beforeEach = function(title, fn){ + if (this.pending) return this; + if ('function' === typeof title) { + fn = title; + title = fn.name; + } + title = '"before each" hook' + (title ? ': ' + title : ''); + + var hook = new Hook(title, fn); + hook.parent = this; + hook.timeout(this.timeout()); + hook.enableTimeouts(this.enableTimeouts()); + hook.slow(this.slow()); + hook.ctx = this.ctx; + this._beforeEach.push(hook); + this.emit('beforeEach', hook); + return this; +}; + +/** + * Run `fn(test[, done])` after each test case. + * + * @param {Function} fn + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.afterEach = function(title, fn){ + if (this.pending) return this; + if ('function' === typeof title) { + fn = title; + title = fn.name; + } + title = '"after each" hook' + (title ? ': ' + title : ''); + + var hook = new Hook(title, fn); + hook.parent = this; + hook.timeout(this.timeout()); + hook.enableTimeouts(this.enableTimeouts()); + hook.slow(this.slow()); + hook.ctx = this.ctx; + this._afterEach.push(hook); + this.emit('afterEach', hook); + return this; +}; + +/** + * Add a test `suite`. + * + * @param {Suite} suite + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.addSuite = function(suite){ + suite.parent = this; + suite.timeout(this.timeout()); + suite.enableTimeouts(this.enableTimeouts()); + suite.slow(this.slow()); + suite.bail(this.bail()); + this.suites.push(suite); + this.emit('suite', suite); + return this; +}; + +/** + * Add a `test` to this suite. + * + * @param {Test} test + * @return {Suite} for chaining + * @api private + */ + +Suite.prototype.addTest = function(test){ + test.parent = this; + test.timeout(this.timeout()); + test.enableTimeouts(this.enableTimeouts()); + test.slow(this.slow()); + test.ctx = this.ctx; + this.tests.push(test); + this.emit('test', test); + return this; +}; + +/** + * Return the full title generated by recursively + * concatenating the parent's full title. + * + * @return {String} + * @api public + */ + +Suite.prototype.fullTitle = function(){ + if (this.parent) { + var full = this.parent.fullTitle(); + if (full) return full + ' ' + this.title; + } + return this.title; +}; + +/** + * Return the total number of tests. + * + * @return {Number} + * @api public + */ + +Suite.prototype.total = function(){ + return utils.reduce(this.suites, function(sum, suite){ + return sum + suite.total(); + }, 0) + this.tests.length; +}; + +/** + * Iterates through each suite recursively to find + * all tests. Applies a function in the format + * `fn(test)`. + * + * @param {Function} fn + * @return {Suite} + * @api private + */ + +Suite.prototype.eachTest = function(fn){ + utils.forEach(this.tests, fn); + utils.forEach(this.suites, function(suite){ + suite.eachTest(fn); + }); + return this; +}; + +}); // module: suite.js + +require.register("test.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var Runnable = require('./runnable'); + +/** + * Expose `Test`. + */ + +module.exports = Test; + +/** + * Initialize a new `Test` with the given `title` and callback `fn`. + * + * @param {String} title + * @param {Function} fn + * @api private + */ + +function Test(title, fn) { + Runnable.call(this, title, fn); + this.pending = !fn; + this.type = 'test'; +} + +/** + * Inherit from `Runnable.prototype`. + */ + +function F(){}; +F.prototype = Runnable.prototype; +Test.prototype = new F; +Test.prototype.constructor = Test; + + +}); // module: test.js + +require.register("utils.js", function(module, exports, require){ +/** + * Module dependencies. + */ + +var fs = require('browser/fs') + , path = require('browser/path') + , basename = path.basename + , exists = fs.existsSync || path.existsSync + , glob = require('browser/glob') + , join = path.join + , debug = require('browser/debug')('mocha:watch'); + +/** + * Ignored directories. + */ + +var ignore = ['node_modules', '.git']; + +/** + * Escape special characters in the given string of html. + * + * @param {String} html + * @return {String} + * @api private + */ + +exports.escape = function(html){ + return String(html) + .replace(/&/g, '&') + .replace(/"/g, '"') + .replace(//g, '>'); +}; + +/** + * Array#forEach (<=IE8) + * + * @param {Array} array + * @param {Function} fn + * @param {Object} scope + * @api private + */ + +exports.forEach = function(arr, fn, scope){ + for (var i = 0, l = arr.length; i < l; i++) + fn.call(scope, arr[i], i); +}; + +/** + * Array#map (<=IE8) + * + * @param {Array} array + * @param {Function} fn + * @param {Object} scope + * @api private + */ + +exports.map = function(arr, fn, scope){ + var result = []; + for (var i = 0, l = arr.length; i < l; i++) + result.push(fn.call(scope, arr[i], i)); + return result; +}; + +/** + * Array#indexOf (<=IE8) + * + * @parma {Array} arr + * @param {Object} obj to find index of + * @param {Number} start + * @api private + */ + +exports.indexOf = function(arr, obj, start){ + for (var i = start || 0, l = arr.length; i < l; i++) { + if (arr[i] === obj) + return i; + } + return -1; +}; + +/** + * Array#reduce (<=IE8) + * + * @param {Array} array + * @param {Function} fn + * @param {Object} initial value + * @api private + */ + +exports.reduce = function(arr, fn, val){ + var rval = val; + + for (var i = 0, l = arr.length; i < l; i++) { + rval = fn(rval, arr[i], i, arr); + } + + return rval; +}; + +/** + * Array#filter (<=IE8) + * + * @param {Array} array + * @param {Function} fn + * @api private + */ + +exports.filter = function(arr, fn){ + var ret = []; + + for (var i = 0, l = arr.length; i < l; i++) { + var val = arr[i]; + if (fn(val, i, arr)) ret.push(val); + } + + return ret; +}; + +/** + * Object.keys (<=IE8) + * + * @param {Object} obj + * @return {Array} keys + * @api private + */ + +exports.keys = Object.keys || function(obj) { + var keys = [] + , has = Object.prototype.hasOwnProperty // for `window` on <=IE8 + + for (var key in obj) { + if (has.call(obj, key)) { + keys.push(key); + } + } + + return keys; +}; + +/** + * Watch the given `files` for changes + * and invoke `fn(file)` on modification. + * + * @param {Array} files + * @param {Function} fn + * @api private + */ + +exports.watch = function(files, fn){ + var options = { interval: 100 }; + files.forEach(function(file){ + debug('file %s', file); + fs.watchFile(file, options, function(curr, prev){ + if (prev.mtime < curr.mtime) fn(file); + }); + }); +}; + +/** + * Ignored files. + */ + +function ignored(path){ + return !~ignore.indexOf(path); +} + +/** + * Lookup files in the given `dir`. + * + * @return {Array} + * @api private + */ + +exports.files = function(dir, ext, ret){ + ret = ret || []; + ext = ext || ['js']; + + var re = new RegExp('\\.(' + ext.join('|') + ')$'); + + fs.readdirSync(dir) + .filter(ignored) + .forEach(function(path){ + path = join(dir, path); + if (fs.statSync(path).isDirectory()) { + exports.files(path, ext, ret); + } else if (path.match(re)) { + ret.push(path); + } + }); + + return ret; +}; + +/** + * Compute a slug from the given `str`. + * + * @param {String} str + * @return {String} + * @api private + */ + +exports.slug = function(str){ + return str + .toLowerCase() + .replace(/ +/g, '-') + .replace(/[^-\w]/g, ''); +}; + +/** + * Strip the function definition from `str`, + * and re-indent for pre whitespace. + */ + +exports.clean = function(str) { + str = str + .replace(/\r\n?|[\n\u2028\u2029]/g, "\n").replace(/^\uFEFF/, '') + .replace(/^function *\(.*\) *{|\(.*\) *=> *{?/, '') + .replace(/\s+\}$/, ''); + + var spaces = str.match(/^\n?( *)/)[1].length + , tabs = str.match(/^\n?(\t*)/)[1].length + , re = new RegExp('^\n?' + (tabs ? '\t' : ' ') + '{' + (tabs ? tabs : spaces) + '}', 'gm'); + + str = str.replace(re, ''); + + return exports.trim(str); +}; + +/** + * Trim the given `str`. + * + * @param {String} str + * @return {String} + * @api private + */ + +exports.trim = function(str){ + return str.replace(/^\s+|\s+$/g, ''); +}; + +/** + * Parse the given `qs`. + * + * @param {String} qs + * @return {Object} + * @api private + */ + +exports.parseQuery = function(qs){ + return exports.reduce(qs.replace('?', '').split('&'), function(obj, pair){ + var i = pair.indexOf('=') + , key = pair.slice(0, i) + , val = pair.slice(++i); + + obj[key] = decodeURIComponent(val); + return obj; + }, {}); +}; + +/** + * Highlight the given string of `js`. + * + * @param {String} js + * @return {String} + * @api private + */ + +function highlight(js) { + return js + .replace(//g, '>') + .replace(/\/\/(.*)/gm, '//$1') + .replace(/('.*?')/gm, '$1') + .replace(/(\d+\.\d+)/gm, '$1') + .replace(/(\d+)/gm, '$1') + .replace(/\bnew[ \t]+(\w+)/gm, 'new $1') + .replace(/\b(function|new|throw|return|var|if|else)\b/gm, '$1') +} + +/** + * Highlight the contents of tag `name`. + * + * @param {String} name + * @api private + */ + +exports.highlightTags = function(name) { + var code = document.getElementById('mocha').getElementsByTagName(name); + for (var i = 0, len = code.length; i < len; ++i) { + code[i].innerHTML = highlight(code[i].innerHTML); + } +}; + + +/** + * Stringify `obj`. + * + * @param {Object} obj + * @return {String} + * @api private + */ + +exports.stringify = function(obj) { + if (obj instanceof RegExp) return obj.toString(); + return JSON.stringify(exports.canonicalize(obj), null, 2).replace(/,(\n|$)/g, '$1'); +}; + +/** + * Return a new object that has the keys in sorted order. + * @param {Object} obj + * @param {Array} [stack] + * @return {Object} + * @api private + */ + +exports.canonicalize = function(obj, stack) { + stack = stack || []; + + if (exports.indexOf(stack, obj) !== -1) return '[Circular]'; + + var canonicalizedObj; + + if ({}.toString.call(obj) === '[object Array]') { + stack.push(obj); + canonicalizedObj = exports.map(obj, function (item) { + return exports.canonicalize(item, stack); + }); + stack.pop(); + } else if (typeof obj === 'object' && obj !== null) { + stack.push(obj); + canonicalizedObj = {}; + exports.forEach(exports.keys(obj).sort(), function (key) { + canonicalizedObj[key] = exports.canonicalize(obj[key], stack); + }); + stack.pop(); + } else { + canonicalizedObj = obj; + } + + return canonicalizedObj; + }; + +/** + * Lookup file names at the given `path`. + */ +exports.lookupFiles = function lookupFiles(path, extensions, recursive) { + var files = []; + var re = new RegExp('\\.(' + extensions.join('|') + ')$'); + + if (!exists(path)) { + if (exists(path + '.js')) { + path += '.js'; + } else { + files = glob.sync(path); + if (!files.length) throw new Error("cannot resolve path (or pattern) '" + path + "'"); + return files; + } + } + + try { + var stat = fs.statSync(path); + if (stat.isFile()) return path; + } + catch (ignored) { + return; + } + + fs.readdirSync(path).forEach(function(file){ + file = join(path, file); + try { + var stat = fs.statSync(file); + if (stat.isDirectory()) { + if (recursive) { + files = files.concat(lookupFiles(file, extensions, recursive)); + } + return; + } + } + catch (ignored) { + return; + } + if (!stat.isFile() || !re.test(file) || basename(file)[0] === '.') return; + files.push(file); + }); + + return files; +}; + +}); // module: utils.js +// The global object is "self" in Web Workers. +var global = (function() { return this; })(); + +/** + * Save timer references to avoid Sinon interfering (see GH-237). + */ + +var Date = global.Date; +var setTimeout = global.setTimeout; +var setInterval = global.setInterval; +var clearTimeout = global.clearTimeout; +var clearInterval = global.clearInterval; + +/** + * Node shims. + * + * These are meant only to allow + * mocha.js to run untouched, not + * to allow running node code in + * the browser. + */ + +var process = {}; +process.exit = function(status){}; +process.stdout = {}; + +var uncaughtExceptionHandlers = []; + +var originalOnerrorHandler = global.onerror; + +/** + * Remove uncaughtException listener. + * Revert to original onerror handler if previously defined. + */ + +process.removeListener = function(e, fn){ + if ('uncaughtException' == e) { + if (originalOnerrorHandler) { + global.onerror = originalOnerrorHandler; + } else { + global.onerror = function() {}; + } + var i = Mocha.utils.indexOf(uncaughtExceptionHandlers, fn); + if (i != -1) { uncaughtExceptionHandlers.splice(i, 1); } + } +}; + +/** + * Implements uncaughtException listener. + */ + +process.on = function(e, fn){ + if ('uncaughtException' == e) { + global.onerror = function(err, url, line){ + fn(new Error(err + ' (' + url + ':' + line + ')')); + return true; + }; + uncaughtExceptionHandlers.push(fn); + } +}; + +/** + * Expose mocha. + */ + +var Mocha = global.Mocha = require('mocha'), + mocha = global.mocha = new Mocha({ reporter: 'html' }); + +// The BDD UI is registered by default, but no UI will be functional in the +// browser without an explicit call to the overridden `mocha.ui` (see below). +// Ensure that this default UI does not expose its methods to the global scope. +mocha.suite.removeAllListeners('pre-require'); + +var immediateQueue = [] + , immediateTimeout; + +function timeslice() { + var immediateStart = new Date().getTime(); + while (immediateQueue.length && (new Date().getTime() - immediateStart) < 100) { + immediateQueue.shift()(); + } + if (immediateQueue.length) { + immediateTimeout = setTimeout(timeslice, 0); + } else { + immediateTimeout = null; + } +} + +/** + * High-performance override of Runner.immediately. + */ + +Mocha.Runner.immediately = function(callback) { + immediateQueue.push(callback); + if (!immediateTimeout) { + immediateTimeout = setTimeout(timeslice, 0); + } +}; + +/** + * Function to allow assertion libraries to throw errors directly into mocha. + * This is useful when running tests in a browser because window.onerror will + * only receive the 'message' attribute of the Error. + */ +mocha.throwError = function(err) { + Mocha.utils.forEach(uncaughtExceptionHandlers, function (fn) { + fn(err); + }); + throw err; +}; + +/** + * Override ui to ensure that the ui functions are initialized. + * Normally this would happen in Mocha.prototype.loadFiles. + */ + +mocha.ui = function(ui){ + Mocha.prototype.ui.call(this, ui); + this.suite.emit('pre-require', global, null, this); + return this; +}; + +/** + * Setup mocha with the given setting options. + */ + +mocha.setup = function(opts){ + if ('string' == typeof opts) opts = { ui: opts }; + for (var opt in opts) this[opt](opts[opt]); + return this; +}; + +/** + * Run mocha, returning the Runner. + */ + +mocha.run = function(fn){ + var options = mocha.options; + mocha.globals('location'); + + var query = Mocha.utils.parseQuery(global.location.search || ''); + if (query.grep) mocha.grep(query.grep); + if (query.invert) mocha.invert(); + + return Mocha.prototype.run.call(mocha, function(err){ + // The DOM Document is not available in Web Workers. + var document = global.document; + if (document && document.getElementById('mocha') && options.noHighlighting !== true) { + Mocha.utils.highlightTags('code'); + } + if (fn) fn(err); + }); +}; + +/** + * Expose the process shim. + */ + +Mocha.process = process; +})(); + +;(function(){ + +/** + * Require the given path. + * + * @param {String} path + * @return {Object} exports + * @api public + */ + +function require(path, parent, orig) { + var resolved = require.resolve(path); + + // lookup failed + if (null == resolved) { + orig = orig || path; + parent = parent || 'root'; + var err = new Error('Failed to require "' + orig + '" from "' + parent + '"'); + err.path = orig; + err.parent = parent; + err.require = true; + throw err; + } + + var module = require.modules[resolved]; + + // perform real require() + // by invoking the module's + // registered function + if (!module._resolving && !module.exports) { + var mod = {}; + mod.exports = {}; + mod.client = mod.component = true; + module._resolving = true; + module.call(this, mod.exports, require.relative(resolved), mod); + delete module._resolving; + module.exports = mod.exports; + } + + return module.exports; +} + +/** + * Registered modules. + */ + +require.modules = {}; + +/** + * Registered aliases. + */ + +require.aliases = {}; + +/** + * Resolve `path`. + * + * Lookup: + * + * - PATH/index.js + * - PATH.js + * - PATH + * + * @param {String} path + * @return {String} path or null + * @api private + */ + +require.resolve = function(path) { + if (path.charAt(0) === '/') path = path.slice(1); + + var paths = [ + path, + path + '.js', + path + '.json', + path + '/index.js', + path + '/index.json' + ]; + + for (var i = 0; i < paths.length; i++) { + var path = paths[i]; + if (require.modules.hasOwnProperty(path)) return path; + if (require.aliases.hasOwnProperty(path)) return require.aliases[path]; + } +}; + +/** + * Normalize `path` relative to the current path. + * + * @param {String} curr + * @param {String} path + * @return {String} + * @api private + */ + +require.normalize = function(curr, path) { + var segs = []; + + if ('.' != path.charAt(0)) return path; + + curr = curr.split('/'); + path = path.split('/'); + + for (var i = 0; i < path.length; ++i) { + if ('..' == path[i]) { + curr.pop(); + } else if ('.' != path[i] && '' != path[i]) { + segs.push(path[i]); + } + } + + return curr.concat(segs).join('/'); +}; + +/** + * Register module at `path` with callback `definition`. + * + * @param {String} path + * @param {Function} definition + * @api private + */ + +require.register = function(path, definition) { + require.modules[path] = definition; +}; + +/** + * Alias a module definition. + * + * @param {String} from + * @param {String} to + * @api private + */ + +require.alias = function(from, to) { + if (!require.modules.hasOwnProperty(from)) { + throw new Error('Failed to alias "' + from + '", it does not exist'); + } + require.aliases[to] = from; +}; + +/** + * Return a require function relative to the `parent` path. + * + * @param {String} parent + * @return {Function} + * @api private + */ + +require.relative = function(parent) { + var p = require.normalize(parent, '..'); + + /** + * lastIndexOf helper. + */ + + function lastIndexOf(arr, obj) { + var i = arr.length; + while (i--) { + if (arr[i] === obj) return i; + } + return -1; + } + + /** + * The relative require() itself. + */ + + function localRequire(path) { + var resolved = localRequire.resolve(path); + return require(resolved, parent, path); + } + + /** + * Resolve relative to the parent. + */ + + localRequire.resolve = function(path) { + var c = path.charAt(0); + if ('/' == c) return path.slice(1); + if ('.' == c) return require.normalize(p, path); + + // resolve deps by returning + // the dep in the nearest "deps" + // directory + var segs = parent.split('/'); + var i = lastIndexOf(segs, 'deps') + 1; + if (!i) i = 0; + path = segs.slice(0, i + 1).join('/') + '/deps/' + path; + return path; + }; + + /** + * Check if module is defined at `path`. + */ + + localRequire.exists = function(path) { + return require.modules.hasOwnProperty(localRequire.resolve(path)); + }; + + return localRequire; +}; +require.register("chaijs-assertion-error/index.js", function(exports, require, module){ +/*! + * assertion-error + * Copyright(c) 2013 Jake Luer + * MIT Licensed + */ + +/*! + * Return a function that will copy properties from + * one object to another excluding any originally + * listed. Returned function will create a new `{}`. + * + * @param {String} excluded properties ... + * @return {Function} + */ + +function exclude () { + var excludes = [].slice.call(arguments); + + function excludeProps (res, obj) { + Object.keys(obj).forEach(function (key) { + if (!~excludes.indexOf(key)) res[key] = obj[key]; + }); + } + + return function extendExclude () { + var args = [].slice.call(arguments) + , i = 0 + , res = {}; + + for (; i < args.length; i++) { + excludeProps(res, args[i]); + } + + return res; + }; +}; + +/*! + * Primary Exports + */ + +module.exports = AssertionError; + +/** + * ### AssertionError + * + * An extension of the JavaScript `Error` constructor for + * assertion and validation scenarios. + * + * @param {String} message + * @param {Object} properties to include (optional) + * @param {callee} start stack function (optional) + */ + +function AssertionError (message, _props, ssf) { + var extend = exclude('name', 'message', 'stack', 'constructor', 'toJSON') + , props = extend(_props || {}); + + // default values + this.message = message || 'Unspecified AssertionError'; + this.showDiff = false; + + // copy from properties + for (var key in props) { + this[key] = props[key]; + } + + // capture stack trace + ssf = ssf || arguments.callee; + if (ssf && Error.captureStackTrace) { + Error.captureStackTrace(this, ssf); + } +} + +/*! + * Inherit from Error.prototype + */ + +AssertionError.prototype = Object.create(Error.prototype); + +/*! + * Statically set name + */ + +AssertionError.prototype.name = 'AssertionError'; + +/*! + * Ensure correct constructor + */ + +AssertionError.prototype.constructor = AssertionError; + +/** + * Allow errors to be converted to JSON for static transfer. + * + * @param {Boolean} include stack (default: `true`) + * @return {Object} object that can be `JSON.stringify` + */ + +AssertionError.prototype.toJSON = function (stack) { + var extend = exclude('constructor', 'toJSON', 'stack') + , props = extend({ name: this.name }, this); + + // include stack if exists and not turned off + if (false !== stack && this.stack) { + props.stack = this.stack; + } + + return props; +}; + +}); +require.register("chaijs-type-detect/lib/type.js", function(exports, require, module){ +/*! + * type-detect + * Copyright(c) 2013 jake luer + * MIT Licensed + */ + +/*! + * Primary Exports + */ + +var exports = module.exports = getType; + +/*! + * Detectable javascript natives + */ + +var natives = { + '[object Array]': 'array' + , '[object RegExp]': 'regexp' + , '[object Function]': 'function' + , '[object Arguments]': 'arguments' + , '[object Date]': 'date' +}; + +/** + * ### typeOf (obj) + * + * Use several different techniques to determine + * the type of object being tested. + * + * + * @param {Mixed} object + * @return {String} object type + * @api public + */ + +function getType (obj) { + var str = Object.prototype.toString.call(obj); + if (natives[str]) return natives[str]; + if (obj === null) return 'null'; + if (obj === undefined) return 'undefined'; + if (obj === Object(obj)) return 'object'; + return typeof obj; +} + +exports.Library = Library; + +/** + * ### Library + * + * Create a repository for custom type detection. + * + * ```js + * var lib = new type.Library; + * ``` + * + */ + +function Library () { + this.tests = {}; +} + +/** + * #### .of (obj) + * + * Expose replacement `typeof` detection to the library. + * + * ```js + * if ('string' === lib.of('hello world')) { + * // ... + * } + * ``` + * + * @param {Mixed} object to test + * @return {String} type + */ + +Library.prototype.of = getType; + +/** + * #### .define (type, test) + * + * Add a test to for the `.test()` assertion. + * + * Can be defined as a regular expression: + * + * ```js + * lib.define('int', /^[0-9]+$/); + * ``` + * + * ... or as a function: + * + * ```js + * lib.define('bln', function (obj) { + * if ('boolean' === lib.of(obj)) return true; + * var blns = [ 'yes', 'no', 'true', 'false', 1, 0 ]; + * if ('string' === lib.of(obj)) obj = obj.toLowerCase(); + * return !! ~blns.indexOf(obj); + * }); + * ``` + * + * @param {String} type + * @param {RegExp|Function} test + * @api public + */ + +Library.prototype.define = function (type, test) { + if (arguments.length === 1) return this.tests[type]; + this.tests[type] = test; + return this; +}; + +/** + * #### .test (obj, test) + * + * Assert that an object is of type. Will first + * check natives, and if that does not pass it will + * use the user defined custom tests. + * + * ```js + * assert(lib.test('1', 'int')); + * assert(lib.test('yes', 'bln')); + * ``` + * + * @param {Mixed} object + * @param {String} type + * @return {Boolean} result + * @api public + */ + +Library.prototype.test = function (obj, type) { + if (type === getType(obj)) return true; + var test = this.tests[type]; + + if (test && 'regexp' === getType(test)) { + return test.test(obj); + } else if (test && 'function' === getType(test)) { + return test(obj); + } else { + throw new ReferenceError('Type test "' + type + '" not defined or invalid.'); + } +}; + +}); +require.register("chaijs-deep-eql/lib/eql.js", function(exports, require, module){ +/*! + * deep-eql + * Copyright(c) 2013 Jake Luer + * MIT Licensed + */ + +/*! + * Module dependencies + */ + +var type = require('type-detect'); + +/*! + * Buffer.isBuffer browser shim + */ + +var Buffer; +try { Buffer = require('buffer').Buffer; } +catch(ex) { + Buffer = {}; + Buffer.isBuffer = function() { return false; } +} + +/*! + * Primary Export + */ + +module.exports = deepEqual; + +/** + * Assert super-strict (egal) equality between + * two objects of any type. + * + * @param {Mixed} a + * @param {Mixed} b + * @param {Array} memoised (optional) + * @return {Boolean} equal match + */ + +function deepEqual(a, b, m) { + if (sameValue(a, b)) { + return true; + } else if ('date' === type(a)) { + return dateEqual(a, b); + } else if ('regexp' === type(a)) { + return regexpEqual(a, b); + } else if (Buffer.isBuffer(a)) { + return bufferEqual(a, b); + } else if ('arguments' === type(a)) { + return argumentsEqual(a, b, m); + } else if (!typeEqual(a, b)) { + return false; + } else if (('object' !== type(a) && 'object' !== type(b)) + && ('array' !== type(a) && 'array' !== type(b))) { + return sameValue(a, b); + } else { + return objectEqual(a, b, m); + } +} + +/*! + * Strict (egal) equality test. Ensures that NaN always + * equals NaN and `-0` does not equal `+0`. + * + * @param {Mixed} a + * @param {Mixed} b + * @return {Boolean} equal match + */ + +function sameValue(a, b) { + if (a === b) return a !== 0 || 1 / a === 1 / b; + return a !== a && b !== b; +} + +/*! + * Compare the types of two given objects and + * return if they are equal. Note that an Array + * has a type of `array` (not `object`) and arguments + * have a type of `arguments` (not `array`/`object`). + * + * @param {Mixed} a + * @param {Mixed} b + * @return {Boolean} result + */ + +function typeEqual(a, b) { + return type(a) === type(b); +} + +/*! + * Compare two Date objects by asserting that + * the time values are equal using `saveValue`. + * + * @param {Date} a + * @param {Date} b + * @return {Boolean} result + */ + +function dateEqual(a, b) { + if ('date' !== type(b)) return false; + return sameValue(a.getTime(), b.getTime()); +} + +/*! + * Compare two regular expressions by converting them + * to string and checking for `sameValue`. + * + * @param {RegExp} a + * @param {RegExp} b + * @return {Boolean} result + */ + +function regexpEqual(a, b) { + if ('regexp' !== type(b)) return false; + return sameValue(a.toString(), b.toString()); +} + +/*! + * Assert deep equality of two `arguments` objects. + * Unfortunately, these must be sliced to arrays + * prior to test to ensure no bad behavior. + * + * @param {Arguments} a + * @param {Arguments} b + * @param {Array} memoize (optional) + * @return {Boolean} result + */ + +function argumentsEqual(a, b, m) { + if ('arguments' !== type(b)) return false; + a = [].slice.call(a); + b = [].slice.call(b); + return deepEqual(a, b, m); +} + +/*! + * Get enumerable properties of a given object. + * + * @param {Object} a + * @return {Array} property names + */ + +function enumerable(a) { + var res = []; + for (var key in a) res.push(key); + return res; +} + +/*! + * Simple equality for flat iterable objects + * such as Arrays or Node.js buffers. + * + * @param {Iterable} a + * @param {Iterable} b + * @return {Boolean} result + */ + +function iterableEqual(a, b) { + if (a.length !== b.length) return false; + + var i = 0; + var match = true; + + for (; i < a.length; i++) { + if (a[i] !== b[i]) { + match = false; + break; + } + } + + return match; +} + +/*! + * Extension to `iterableEqual` specifically + * for Node.js Buffers. + * + * @param {Buffer} a + * @param {Mixed} b + * @return {Boolean} result + */ + +function bufferEqual(a, b) { + if (!Buffer.isBuffer(b)) return false; + return iterableEqual(a, b); +} + +/*! + * Block for `objectEqual` ensuring non-existing + * values don't get in. + * + * @param {Mixed} object + * @return {Boolean} result + */ + +function isValue(a) { + return a !== null && a !== undefined; +} + +/*! + * Recursively check the equality of two objects. + * Once basic sameness has been established it will + * defer to `deepEqual` for each enumerable key + * in the object. + * + * @param {Mixed} a + * @param {Mixed} b + * @return {Boolean} result + */ + +function objectEqual(a, b, m) { + if (!isValue(a) || !isValue(b)) { + return false; + } + + if (a.prototype !== b.prototype) { + return false; + } + + var i; + if (m) { + for (i = 0; i < m.length; i++) { + if ((m[i][0] === a && m[i][1] === b) + || (m[i][0] === b && m[i][1] === a)) { + return true; + } + } + } else { + m = []; + } + + try { + var ka = enumerable(a); + var kb = enumerable(b); + } catch (ex) { + return false; + } + + ka.sort(); + kb.sort(); + + if (!iterableEqual(ka, kb)) { + return false; + } + + m.push([ a, b ]); + + var key; + for (i = ka.length - 1; i >= 0; i--) { + key = ka[i]; + if (!deepEqual(a[key], b[key], m)) { + return false; + } + } + + return true; +} + +}); +require.register("chai/index.js", function(exports, require, module){ +module.exports = require('./lib/chai'); + +}); +require.register("chai/lib/chai.js", function(exports, require, module){ +/*! + * chai + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + +var used = [] + , exports = module.exports = {}; + +/*! + * Chai version + */ + +exports.version = '1.9.2'; + +/*! + * Assertion Error + */ + +exports.AssertionError = require('assertion-error'); + +/*! + * Utils for plugins (not exported) + */ + +var util = require('./chai/utils'); + +/** + * # .use(function) + * + * Provides a way to extend the internals of Chai + * + * @param {Function} + * @returns {this} for chaining + * @api public + */ + +exports.use = function (fn) { + if (!~used.indexOf(fn)) { + fn(this, util); + used.push(fn); + } + + return this; +}; + +/*! + * Configuration + */ + +var config = require('./chai/config'); +exports.config = config; + +/*! + * Primary `Assertion` prototype + */ + +var assertion = require('./chai/assertion'); +exports.use(assertion); + +/*! + * Core Assertions + */ + +var core = require('./chai/core/assertions'); +exports.use(core); + +/*! + * Expect interface + */ + +var expect = require('./chai/interface/expect'); +exports.use(expect); + +/*! + * Should interface + */ + +var should = require('./chai/interface/should'); +exports.use(should); + +/*! + * Assert interface + */ + +var assert = require('./chai/interface/assert'); +exports.use(assert); + +}); +require.register("chai/lib/chai/assertion.js", function(exports, require, module){ +/*! + * chai + * http://chaijs.com + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + +var config = require('./config'); + +module.exports = function (_chai, util) { + /*! + * Module dependencies. + */ + + var AssertionError = _chai.AssertionError + , flag = util.flag; + + /*! + * Module export. + */ + + _chai.Assertion = Assertion; + + /*! + * Assertion Constructor + * + * Creates object for chaining. + * + * @api private + */ + + function Assertion (obj, msg, stack) { + flag(this, 'ssfi', stack || arguments.callee); + flag(this, 'object', obj); + flag(this, 'message', msg); + } + + Object.defineProperty(Assertion, 'includeStack', { + get: function() { + console.warn('Assertion.includeStack is deprecated, use chai.config.includeStack instead.'); + return config.includeStack; + }, + set: function(value) { + console.warn('Assertion.includeStack is deprecated, use chai.config.includeStack instead.'); + config.includeStack = value; + } + }); + + Object.defineProperty(Assertion, 'showDiff', { + get: function() { + console.warn('Assertion.showDiff is deprecated, use chai.config.showDiff instead.'); + return config.showDiff; + }, + set: function(value) { + console.warn('Assertion.showDiff is deprecated, use chai.config.showDiff instead.'); + config.showDiff = value; + } + }); + + Assertion.addProperty = function (name, fn) { + util.addProperty(this.prototype, name, fn); + }; + + Assertion.addMethod = function (name, fn) { + util.addMethod(this.prototype, name, fn); + }; + + Assertion.addChainableMethod = function (name, fn, chainingBehavior) { + util.addChainableMethod(this.prototype, name, fn, chainingBehavior); + }; + + Assertion.overwriteProperty = function (name, fn) { + util.overwriteProperty(this.prototype, name, fn); + }; + + Assertion.overwriteMethod = function (name, fn) { + util.overwriteMethod(this.prototype, name, fn); + }; + + Assertion.overwriteChainableMethod = function (name, fn, chainingBehavior) { + util.overwriteChainableMethod(this.prototype, name, fn, chainingBehavior); + }; + + /*! + * ### .assert(expression, message, negateMessage, expected, actual) + * + * Executes an expression and check expectations. Throws AssertionError for reporting if test doesn't pass. + * + * @name assert + * @param {Philosophical} expression to be tested + * @param {String or Function} message or function that returns message to display if fails + * @param {String or Function} negatedMessage or function that returns negatedMessage to display if negated expression fails + * @param {Mixed} expected value (remember to check for negation) + * @param {Mixed} actual (optional) will default to `this.obj` + * @api private + */ + + Assertion.prototype.assert = function (expr, msg, negateMsg, expected, _actual, showDiff) { + var ok = util.test(this, arguments); + if (true !== showDiff) showDiff = false; + if (true !== config.showDiff) showDiff = false; + + if (!ok) { + var msg = util.getMessage(this, arguments) + , actual = util.getActual(this, arguments); + throw new AssertionError(msg, { + actual: actual + , expected: expected + , showDiff: showDiff + }, (config.includeStack) ? this.assert : flag(this, 'ssfi')); + } + }; + + /*! + * ### ._obj + * + * Quick reference to stored `actual` value for plugin developers. + * + * @api private + */ + + Object.defineProperty(Assertion.prototype, '_obj', + { get: function () { + return flag(this, 'object'); + } + , set: function (val) { + flag(this, 'object', val); + } + }); +}; + +}); +require.register("chai/lib/chai/config.js", function(exports, require, module){ +module.exports = { + + /** + * ### config.includeStack + * + * User configurable property, influences whether stack trace + * is included in Assertion error message. Default of false + * suppresses stack trace in the error message. + * + * chai.config.includeStack = true; // enable stack on error + * + * @param {Boolean} + * @api public + */ + + includeStack: false, + + /** + * ### config.showDiff + * + * User configurable property, influences whether or not + * the `showDiff` flag should be included in the thrown + * AssertionErrors. `false` will always be `false`; `true` + * will be true when the assertion has requested a diff + * be shown. + * + * @param {Boolean} + * @api public + */ + + showDiff: true, + + /** + * ### config.truncateThreshold + * + * User configurable property, sets length threshold for actual and + * expected values in assertion errors. If this threshold is exceeded, + * the value is truncated. + * + * Set it to zero if you want to disable truncating altogether. + * + * chai.config.truncateThreshold = 0; // disable truncating + * + * @param {Number} + * @api public + */ + + truncateThreshold: 40 + +}; + +}); +require.register("chai/lib/chai/core/assertions.js", function(exports, require, module){ +/*! + * chai + * http://chaijs.com + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + +module.exports = function (chai, _) { + var Assertion = chai.Assertion + , toString = Object.prototype.toString + , flag = _.flag; + + /** + * ### Language Chains + * + * The following are provided as chainable getters to + * improve the readability of your assertions. They + * do not provide testing capabilities unless they + * have been overwritten by a plugin. + * + * **Chains** + * + * - to + * - be + * - been + * - is + * - that + * - and + * - has + * - have + * - with + * - at + * - of + * - same + * + * @name language chains + * @api public + */ + + [ 'to', 'be', 'been' + , 'is', 'and', 'has', 'have' + , 'with', 'that', 'at' + , 'of', 'same' ].forEach(function (chain) { + Assertion.addProperty(chain, function () { + return this; + }); + }); + + /** + * ### .not + * + * Negates any of assertions following in the chain. + * + * expect(foo).to.not.equal('bar'); + * expect(goodFn).to.not.throw(Error); + * expect({ foo: 'baz' }).to.have.property('foo') + * .and.not.equal('bar'); + * + * @name not + * @api public + */ + + Assertion.addProperty('not', function () { + flag(this, 'negate', true); + }); + + /** + * ### .deep + * + * Sets the `deep` flag, later used by the `equal` and + * `property` assertions. + * + * expect(foo).to.deep.equal({ bar: 'baz' }); + * expect({ foo: { bar: { baz: 'quux' } } }) + * .to.have.deep.property('foo.bar.baz', 'quux'); + * + * @name deep + * @api public + */ + + Assertion.addProperty('deep', function () { + flag(this, 'deep', true); + }); + + /** + * ### .a(type) + * + * The `a` and `an` assertions are aliases that can be + * used either as language chains or to assert a value's + * type. + * + * // typeof + * expect('test').to.be.a('string'); + * expect({ foo: 'bar' }).to.be.an('object'); + * expect(null).to.be.a('null'); + * expect(undefined).to.be.an('undefined'); + * + * // language chain + * expect(foo).to.be.an.instanceof(Foo); + * + * @name a + * @alias an + * @param {String} type + * @param {String} message _optional_ + * @api public + */ + + function an (type, msg) { + if (msg) flag(this, 'message', msg); + type = type.toLowerCase(); + var obj = flag(this, 'object') + , article = ~[ 'a', 'e', 'i', 'o', 'u' ].indexOf(type.charAt(0)) ? 'an ' : 'a '; + + this.assert( + type === _.type(obj) + , 'expected #{this} to be ' + article + type + , 'expected #{this} not to be ' + article + type + ); + } + + Assertion.addChainableMethod('an', an); + Assertion.addChainableMethod('a', an); + + /** + * ### .include(value) + * + * The `include` and `contain` assertions can be used as either property + * based language chains or as methods to assert the inclusion of an object + * in an array or a substring in a string. When used as language chains, + * they toggle the `contain` flag for the `keys` assertion. + * + * expect([1,2,3]).to.include(2); + * expect('foobar').to.contain('foo'); + * expect({ foo: 'bar', hello: 'universe' }).to.include.keys('foo'); + * + * @name include + * @alias contain + * @param {Object|String|Number} obj + * @param {String} message _optional_ + * @api public + */ + + function includeChainingBehavior () { + flag(this, 'contains', true); + } + + function include (val, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + var expected = false; + if (_.type(obj) === 'array' && _.type(val) === 'object') { + for (var i in obj) { + if (_.eql(obj[i], val)) { + expected = true; + break; + } + } + } else if (_.type(val) === 'object') { + if (!flag(this, 'negate')) { + for (var k in val) new Assertion(obj).property(k, val[k]); + return; + } + var subset = {} + for (var k in val) subset[k] = obj[k] + expected = _.eql(subset, val); + } else { + expected = obj && ~obj.indexOf(val) + } + this.assert( + expected + , 'expected #{this} to include ' + _.inspect(val) + , 'expected #{this} to not include ' + _.inspect(val)); + } + + Assertion.addChainableMethod('include', include, includeChainingBehavior); + Assertion.addChainableMethod('contain', include, includeChainingBehavior); + + /** + * ### .ok + * + * Asserts that the target is truthy. + * + * expect('everthing').to.be.ok; + * expect(1).to.be.ok; + * expect(false).to.not.be.ok; + * expect(undefined).to.not.be.ok; + * expect(null).to.not.be.ok; + * + * @name ok + * @api public + */ + + Assertion.addProperty('ok', function () { + this.assert( + flag(this, 'object') + , 'expected #{this} to be truthy' + , 'expected #{this} to be falsy'); + }); + + /** + * ### .true + * + * Asserts that the target is `true`. + * + * expect(true).to.be.true; + * expect(1).to.not.be.true; + * + * @name true + * @api public + */ + + Assertion.addProperty('true', function () { + this.assert( + true === flag(this, 'object') + , 'expected #{this} to be true' + , 'expected #{this} to be false' + , this.negate ? false : true + ); + }); + + /** + * ### .false + * + * Asserts that the target is `false`. + * + * expect(false).to.be.false; + * expect(0).to.not.be.false; + * + * @name false + * @api public + */ + + Assertion.addProperty('false', function () { + this.assert( + false === flag(this, 'object') + , 'expected #{this} to be false' + , 'expected #{this} to be true' + , this.negate ? true : false + ); + }); + + /** + * ### .null + * + * Asserts that the target is `null`. + * + * expect(null).to.be.null; + * expect(undefined).not.to.be.null; + * + * @name null + * @api public + */ + + Assertion.addProperty('null', function () { + this.assert( + null === flag(this, 'object') + , 'expected #{this} to be null' + , 'expected #{this} not to be null' + ); + }); + + /** + * ### .undefined + * + * Asserts that the target is `undefined`. + * + * expect(undefined).to.be.undefined; + * expect(null).to.not.be.undefined; + * + * @name undefined + * @api public + */ + + Assertion.addProperty('undefined', function () { + this.assert( + undefined === flag(this, 'object') + , 'expected #{this} to be undefined' + , 'expected #{this} not to be undefined' + ); + }); + + /** + * ### .exist + * + * Asserts that the target is neither `null` nor `undefined`. + * + * var foo = 'hi' + * , bar = null + * , baz; + * + * expect(foo).to.exist; + * expect(bar).to.not.exist; + * expect(baz).to.not.exist; + * + * @name exist + * @api public + */ + + Assertion.addProperty('exist', function () { + this.assert( + null != flag(this, 'object') + , 'expected #{this} to exist' + , 'expected #{this} to not exist' + ); + }); + + + /** + * ### .empty + * + * Asserts that the target's length is `0`. For arrays, it checks + * the `length` property. For objects, it gets the count of + * enumerable keys. + * + * expect([]).to.be.empty; + * expect('').to.be.empty; + * expect({}).to.be.empty; + * + * @name empty + * @api public + */ + + Assertion.addProperty('empty', function () { + var obj = flag(this, 'object') + , expected = obj; + + if (Array.isArray(obj) || 'string' === typeof object) { + expected = obj.length; + } else if (typeof obj === 'object') { + expected = Object.keys(obj).length; + } + + this.assert( + !expected + , 'expected #{this} to be empty' + , 'expected #{this} not to be empty' + ); + }); + + /** + * ### .arguments + * + * Asserts that the target is an arguments object. + * + * function test () { + * expect(arguments).to.be.arguments; + * } + * + * @name arguments + * @alias Arguments + * @api public + */ + + function checkArguments () { + var obj = flag(this, 'object') + , type = Object.prototype.toString.call(obj); + this.assert( + '[object Arguments]' === type + , 'expected #{this} to be arguments but got ' + type + , 'expected #{this} to not be arguments' + ); + } + + Assertion.addProperty('arguments', checkArguments); + Assertion.addProperty('Arguments', checkArguments); + + /** + * ### .equal(value) + * + * Asserts that the target is strictly equal (`===`) to `value`. + * Alternately, if the `deep` flag is set, asserts that + * the target is deeply equal to `value`. + * + * expect('hello').to.equal('hello'); + * expect(42).to.equal(42); + * expect(1).to.not.equal(true); + * expect({ foo: 'bar' }).to.not.equal({ foo: 'bar' }); + * expect({ foo: 'bar' }).to.deep.equal({ foo: 'bar' }); + * + * @name equal + * @alias equals + * @alias eq + * @alias deep.equal + * @param {Mixed} value + * @param {String} message _optional_ + * @api public + */ + + function assertEqual (val, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + if (flag(this, 'deep')) { + return this.eql(val); + } else { + this.assert( + val === obj + , 'expected #{this} to equal #{exp}' + , 'expected #{this} to not equal #{exp}' + , val + , this._obj + , true + ); + } + } + + Assertion.addMethod('equal', assertEqual); + Assertion.addMethod('equals', assertEqual); + Assertion.addMethod('eq', assertEqual); + + /** + * ### .eql(value) + * + * Asserts that the target is deeply equal to `value`. + * + * expect({ foo: 'bar' }).to.eql({ foo: 'bar' }); + * expect([ 1, 2, 3 ]).to.eql([ 1, 2, 3 ]); + * + * @name eql + * @alias eqls + * @param {Mixed} value + * @param {String} message _optional_ + * @api public + */ + + function assertEql(obj, msg) { + if (msg) flag(this, 'message', msg); + this.assert( + _.eql(obj, flag(this, 'object')) + , 'expected #{this} to deeply equal #{exp}' + , 'expected #{this} to not deeply equal #{exp}' + , obj + , this._obj + , true + ); + } + + Assertion.addMethod('eql', assertEql); + Assertion.addMethod('eqls', assertEql); + + /** + * ### .above(value) + * + * Asserts that the target is greater than `value`. + * + * expect(10).to.be.above(5); + * + * Can also be used in conjunction with `length` to + * assert a minimum length. The benefit being a + * more informative error message than if the length + * was supplied directly. + * + * expect('foo').to.have.length.above(2); + * expect([ 1, 2, 3 ]).to.have.length.above(2); + * + * @name above + * @alias gt + * @alias greaterThan + * @param {Number} value + * @param {String} message _optional_ + * @api public + */ + + function assertAbove (n, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + if (flag(this, 'doLength')) { + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + this.assert( + len > n + , 'expected #{this} to have a length above #{exp} but got #{act}' + , 'expected #{this} to not have a length above #{exp}' + , n + , len + ); + } else { + this.assert( + obj > n + , 'expected #{this} to be above ' + n + , 'expected #{this} to be at most ' + n + ); + } + } + + Assertion.addMethod('above', assertAbove); + Assertion.addMethod('gt', assertAbove); + Assertion.addMethod('greaterThan', assertAbove); + + /** + * ### .least(value) + * + * Asserts that the target is greater than or equal to `value`. + * + * expect(10).to.be.at.least(10); + * + * Can also be used in conjunction with `length` to + * assert a minimum length. The benefit being a + * more informative error message than if the length + * was supplied directly. + * + * expect('foo').to.have.length.of.at.least(2); + * expect([ 1, 2, 3 ]).to.have.length.of.at.least(3); + * + * @name least + * @alias gte + * @param {Number} value + * @param {String} message _optional_ + * @api public + */ + + function assertLeast (n, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + if (flag(this, 'doLength')) { + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + this.assert( + len >= n + , 'expected #{this} to have a length at least #{exp} but got #{act}' + , 'expected #{this} to have a length below #{exp}' + , n + , len + ); + } else { + this.assert( + obj >= n + , 'expected #{this} to be at least ' + n + , 'expected #{this} to be below ' + n + ); + } + } + + Assertion.addMethod('least', assertLeast); + Assertion.addMethod('gte', assertLeast); + + /** + * ### .below(value) + * + * Asserts that the target is less than `value`. + * + * expect(5).to.be.below(10); + * + * Can also be used in conjunction with `length` to + * assert a maximum length. The benefit being a + * more informative error message than if the length + * was supplied directly. + * + * expect('foo').to.have.length.below(4); + * expect([ 1, 2, 3 ]).to.have.length.below(4); + * + * @name below + * @alias lt + * @alias lessThan + * @param {Number} value + * @param {String} message _optional_ + * @api public + */ + + function assertBelow (n, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + if (flag(this, 'doLength')) { + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + this.assert( + len < n + , 'expected #{this} to have a length below #{exp} but got #{act}' + , 'expected #{this} to not have a length below #{exp}' + , n + , len + ); + } else { + this.assert( + obj < n + , 'expected #{this} to be below ' + n + , 'expected #{this} to be at least ' + n + ); + } + } + + Assertion.addMethod('below', assertBelow); + Assertion.addMethod('lt', assertBelow); + Assertion.addMethod('lessThan', assertBelow); + + /** + * ### .most(value) + * + * Asserts that the target is less than or equal to `value`. + * + * expect(5).to.be.at.most(5); + * + * Can also be used in conjunction with `length` to + * assert a maximum length. The benefit being a + * more informative error message than if the length + * was supplied directly. + * + * expect('foo').to.have.length.of.at.most(4); + * expect([ 1, 2, 3 ]).to.have.length.of.at.most(3); + * + * @name most + * @alias lte + * @param {Number} value + * @param {String} message _optional_ + * @api public + */ + + function assertMost (n, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + if (flag(this, 'doLength')) { + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + this.assert( + len <= n + , 'expected #{this} to have a length at most #{exp} but got #{act}' + , 'expected #{this} to have a length above #{exp}' + , n + , len + ); + } else { + this.assert( + obj <= n + , 'expected #{this} to be at most ' + n + , 'expected #{this} to be above ' + n + ); + } + } + + Assertion.addMethod('most', assertMost); + Assertion.addMethod('lte', assertMost); + + /** + * ### .within(start, finish) + * + * Asserts that the target is within a range. + * + * expect(7).to.be.within(5,10); + * + * Can also be used in conjunction with `length` to + * assert a length range. The benefit being a + * more informative error message than if the length + * was supplied directly. + * + * expect('foo').to.have.length.within(2,4); + * expect([ 1, 2, 3 ]).to.have.length.within(2,4); + * + * @name within + * @param {Number} start lowerbound inclusive + * @param {Number} finish upperbound inclusive + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('within', function (start, finish, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object') + , range = start + '..' + finish; + if (flag(this, 'doLength')) { + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + this.assert( + len >= start && len <= finish + , 'expected #{this} to have a length within ' + range + , 'expected #{this} to not have a length within ' + range + ); + } else { + this.assert( + obj >= start && obj <= finish + , 'expected #{this} to be within ' + range + , 'expected #{this} to not be within ' + range + ); + } + }); + + /** + * ### .instanceof(constructor) + * + * Asserts that the target is an instance of `constructor`. + * + * var Tea = function (name) { this.name = name; } + * , Chai = new Tea('chai'); + * + * expect(Chai).to.be.an.instanceof(Tea); + * expect([ 1, 2, 3 ]).to.be.instanceof(Array); + * + * @name instanceof + * @param {Constructor} constructor + * @param {String} message _optional_ + * @alias instanceOf + * @api public + */ + + function assertInstanceOf (constructor, msg) { + if (msg) flag(this, 'message', msg); + var name = _.getName(constructor); + this.assert( + flag(this, 'object') instanceof constructor + , 'expected #{this} to be an instance of ' + name + , 'expected #{this} to not be an instance of ' + name + ); + }; + + Assertion.addMethod('instanceof', assertInstanceOf); + Assertion.addMethod('instanceOf', assertInstanceOf); + + /** + * ### .property(name, [value]) + * + * Asserts that the target has a property `name`, optionally asserting that + * the value of that property is strictly equal to `value`. + * If the `deep` flag is set, you can use dot- and bracket-notation for deep + * references into objects and arrays. + * + * // simple referencing + * var obj = { foo: 'bar' }; + * expect(obj).to.have.property('foo'); + * expect(obj).to.have.property('foo', 'bar'); + * + * // deep referencing + * var deepObj = { + * green: { tea: 'matcha' } + * , teas: [ 'chai', 'matcha', { tea: 'konacha' } ] + * }; + + * expect(deepObj).to.have.deep.property('green.tea', 'matcha'); + * expect(deepObj).to.have.deep.property('teas[1]', 'matcha'); + * expect(deepObj).to.have.deep.property('teas[2].tea', 'konacha'); + * + * You can also use an array as the starting point of a `deep.property` + * assertion, or traverse nested arrays. + * + * var arr = [ + * [ 'chai', 'matcha', 'konacha' ] + * , [ { tea: 'chai' } + * , { tea: 'matcha' } + * , { tea: 'konacha' } ] + * ]; + * + * expect(arr).to.have.deep.property('[0][1]', 'matcha'); + * expect(arr).to.have.deep.property('[1][2].tea', 'konacha'); + * + * Furthermore, `property` changes the subject of the assertion + * to be the value of that property from the original object. This + * permits for further chainable assertions on that property. + * + * expect(obj).to.have.property('foo') + * .that.is.a('string'); + * expect(deepObj).to.have.property('green') + * .that.is.an('object') + * .that.deep.equals({ tea: 'matcha' }); + * expect(deepObj).to.have.property('teas') + * .that.is.an('array') + * .with.deep.property('[2]') + * .that.deep.equals({ tea: 'konacha' }); + * + * @name property + * @alias deep.property + * @param {String} name + * @param {Mixed} value (optional) + * @param {String} message _optional_ + * @returns value of property for chaining + * @api public + */ + + Assertion.addMethod('property', function (name, val, msg) { + if (msg) flag(this, 'message', msg); + + var descriptor = flag(this, 'deep') ? 'deep property ' : 'property ' + , negate = flag(this, 'negate') + , obj = flag(this, 'object') + , value = flag(this, 'deep') + ? _.getPathValue(name, obj) + : obj[name]; + + if (negate && undefined !== val) { + if (undefined === value) { + msg = (msg != null) ? msg + ': ' : ''; + throw new Error(msg + _.inspect(obj) + ' has no ' + descriptor + _.inspect(name)); + } + } else { + this.assert( + undefined !== value + , 'expected #{this} to have a ' + descriptor + _.inspect(name) + , 'expected #{this} to not have ' + descriptor + _.inspect(name)); + } + + if (undefined !== val) { + this.assert( + val === value + , 'expected #{this} to have a ' + descriptor + _.inspect(name) + ' of #{exp}, but got #{act}' + , 'expected #{this} to not have a ' + descriptor + _.inspect(name) + ' of #{act}' + , val + , value + ); + } + + flag(this, 'object', value); + }); + + + /** + * ### .ownProperty(name) + * + * Asserts that the target has an own property `name`. + * + * expect('test').to.have.ownProperty('length'); + * + * @name ownProperty + * @alias haveOwnProperty + * @param {String} name + * @param {String} message _optional_ + * @api public + */ + + function assertOwnProperty (name, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + this.assert( + obj.hasOwnProperty(name) + , 'expected #{this} to have own property ' + _.inspect(name) + , 'expected #{this} to not have own property ' + _.inspect(name) + ); + } + + Assertion.addMethod('ownProperty', assertOwnProperty); + Assertion.addMethod('haveOwnProperty', assertOwnProperty); + + /** + * ### .length(value) + * + * Asserts that the target's `length` property has + * the expected value. + * + * expect([ 1, 2, 3]).to.have.length(3); + * expect('foobar').to.have.length(6); + * + * Can also be used as a chain precursor to a value + * comparison for the length property. + * + * expect('foo').to.have.length.above(2); + * expect([ 1, 2, 3 ]).to.have.length.above(2); + * expect('foo').to.have.length.below(4); + * expect([ 1, 2, 3 ]).to.have.length.below(4); + * expect('foo').to.have.length.within(2,4); + * expect([ 1, 2, 3 ]).to.have.length.within(2,4); + * + * @name length + * @alias lengthOf + * @param {Number} length + * @param {String} message _optional_ + * @api public + */ + + function assertLengthChain () { + flag(this, 'doLength', true); + } + + function assertLength (n, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + new Assertion(obj, msg).to.have.property('length'); + var len = obj.length; + + this.assert( + len == n + , 'expected #{this} to have a length of #{exp} but got #{act}' + , 'expected #{this} to not have a length of #{act}' + , n + , len + ); + } + + Assertion.addChainableMethod('length', assertLength, assertLengthChain); + Assertion.addMethod('lengthOf', assertLength); + + /** + * ### .match(regexp) + * + * Asserts that the target matches a regular expression. + * + * expect('foobar').to.match(/^foo/); + * + * @name match + * @param {RegExp} RegularExpression + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('match', function (re, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + this.assert( + re.exec(obj) + , 'expected #{this} to match ' + re + , 'expected #{this} not to match ' + re + ); + }); + + /** + * ### .string(string) + * + * Asserts that the string target contains another string. + * + * expect('foobar').to.have.string('bar'); + * + * @name string + * @param {String} string + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('string', function (str, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + new Assertion(obj, msg).is.a('string'); + + this.assert( + ~obj.indexOf(str) + , 'expected #{this} to contain ' + _.inspect(str) + , 'expected #{this} to not contain ' + _.inspect(str) + ); + }); + + + /** + * ### .keys(key1, [key2], [...]) + * + * Asserts that the target has exactly the given keys, or + * asserts the inclusion of some keys when using the + * `include` or `contain` modifiers. + * + * expect({ foo: 1, bar: 2 }).to.have.keys(['foo', 'bar']); + * expect({ foo: 1, bar: 2, baz: 3 }).to.contain.keys('foo', 'bar'); + * + * @name keys + * @alias key + * @param {String...|Array} keys + * @api public + */ + + function assertKeys (keys) { + var obj = flag(this, 'object') + , str + , ok = true; + + keys = keys instanceof Array + ? keys + : Array.prototype.slice.call(arguments); + + if (!keys.length) throw new Error('keys required'); + + var actual = Object.keys(obj) + , expected = keys + , len = keys.length; + + // Inclusion + ok = keys.every(function(key){ + return ~actual.indexOf(key); + }); + + // Strict + if (!flag(this, 'negate') && !flag(this, 'contains')) { + ok = ok && keys.length == actual.length; + } + + // Key string + if (len > 1) { + keys = keys.map(function(key){ + return _.inspect(key); + }); + var last = keys.pop(); + str = keys.join(', ') + ', and ' + last; + } else { + str = _.inspect(keys[0]); + } + + // Form + str = (len > 1 ? 'keys ' : 'key ') + str; + + // Have / include + str = (flag(this, 'contains') ? 'contain ' : 'have ') + str; + + // Assertion + this.assert( + ok + , 'expected #{this} to ' + str + , 'expected #{this} to not ' + str + , expected.sort() + , actual.sort() + , true + ); + } + + Assertion.addMethod('keys', assertKeys); + Assertion.addMethod('key', assertKeys); + + /** + * ### .throw(constructor) + * + * Asserts that the function target will throw a specific error, or specific type of error + * (as determined using `instanceof`), optionally with a RegExp or string inclusion test + * for the error's message. + * + * var err = new ReferenceError('This is a bad function.'); + * var fn = function () { throw err; } + * expect(fn).to.throw(ReferenceError); + * expect(fn).to.throw(Error); + * expect(fn).to.throw(/bad function/); + * expect(fn).to.not.throw('good function'); + * expect(fn).to.throw(ReferenceError, /bad function/); + * expect(fn).to.throw(err); + * expect(fn).to.not.throw(new RangeError('Out of range.')); + * + * Please note that when a throw expectation is negated, it will check each + * parameter independently, starting with error constructor type. The appropriate way + * to check for the existence of a type of error but for a message that does not match + * is to use `and`. + * + * expect(fn).to.throw(ReferenceError) + * .and.not.throw(/good function/); + * + * @name throw + * @alias throws + * @alias Throw + * @param {ErrorConstructor} constructor + * @param {String|RegExp} expected error message + * @param {String} message _optional_ + * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types + * @returns error for chaining (null if no error) + * @api public + */ + + function assertThrows (constructor, errMsg, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + new Assertion(obj, msg).is.a('function'); + + var thrown = false + , desiredError = null + , name = null + , thrownError = null; + + if (arguments.length === 0) { + errMsg = null; + constructor = null; + } else if (constructor && (constructor instanceof RegExp || 'string' === typeof constructor)) { + errMsg = constructor; + constructor = null; + } else if (constructor && constructor instanceof Error) { + desiredError = constructor; + constructor = null; + errMsg = null; + } else if (typeof constructor === 'function') { + name = constructor.prototype.name || constructor.name; + if (name === 'Error' && constructor !== Error) { + name = (new constructor()).name; + } + } else { + constructor = null; + } + + try { + obj(); + } catch (err) { + // first, check desired error + if (desiredError) { + this.assert( + err === desiredError + , 'expected #{this} to throw #{exp} but #{act} was thrown' + , 'expected #{this} to not throw #{exp}' + , (desiredError instanceof Error ? desiredError.toString() : desiredError) + , (err instanceof Error ? err.toString() : err) + ); + + flag(this, 'object', err); + return this; + } + + // next, check constructor + if (constructor) { + this.assert( + err instanceof constructor + , 'expected #{this} to throw #{exp} but #{act} was thrown' + , 'expected #{this} to not throw #{exp} but #{act} was thrown' + , name + , (err instanceof Error ? err.toString() : err) + ); + + if (!errMsg) { + flag(this, 'object', err); + return this; + } + } + + // next, check message + var message = 'object' === _.type(err) && "message" in err + ? err.message + : '' + err; + + if ((message != null) && errMsg && errMsg instanceof RegExp) { + this.assert( + errMsg.exec(message) + , 'expected #{this} to throw error matching #{exp} but got #{act}' + , 'expected #{this} to throw error not matching #{exp}' + , errMsg + , message + ); + + flag(this, 'object', err); + return this; + } else if ((message != null) && errMsg && 'string' === typeof errMsg) { + this.assert( + ~message.indexOf(errMsg) + , 'expected #{this} to throw error including #{exp} but got #{act}' + , 'expected #{this} to throw error not including #{act}' + , errMsg + , message + ); + + flag(this, 'object', err); + return this; + } else { + thrown = true; + thrownError = err; + } + } + + var actuallyGot = '' + , expectedThrown = name !== null + ? name + : desiredError + ? '#{exp}' //_.inspect(desiredError) + : 'an error'; + + if (thrown) { + actuallyGot = ' but #{act} was thrown' + } + + this.assert( + thrown === true + , 'expected #{this} to throw ' + expectedThrown + actuallyGot + , 'expected #{this} to not throw ' + expectedThrown + actuallyGot + , (desiredError instanceof Error ? desiredError.toString() : desiredError) + , (thrownError instanceof Error ? thrownError.toString() : thrownError) + ); + + flag(this, 'object', thrownError); + }; + + Assertion.addMethod('throw', assertThrows); + Assertion.addMethod('throws', assertThrows); + Assertion.addMethod('Throw', assertThrows); + + /** + * ### .respondTo(method) + * + * Asserts that the object or class target will respond to a method. + * + * Klass.prototype.bar = function(){}; + * expect(Klass).to.respondTo('bar'); + * expect(obj).to.respondTo('bar'); + * + * To check if a constructor will respond to a static function, + * set the `itself` flag. + * + * Klass.baz = function(){}; + * expect(Klass).itself.to.respondTo('baz'); + * + * @name respondTo + * @param {String} method + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('respondTo', function (method, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object') + , itself = flag(this, 'itself') + , context = ('function' === _.type(obj) && !itself) + ? obj.prototype[method] + : obj[method]; + + this.assert( + 'function' === typeof context + , 'expected #{this} to respond to ' + _.inspect(method) + , 'expected #{this} to not respond to ' + _.inspect(method) + ); + }); + + /** + * ### .itself + * + * Sets the `itself` flag, later used by the `respondTo` assertion. + * + * function Foo() {} + * Foo.bar = function() {} + * Foo.prototype.baz = function() {} + * + * expect(Foo).itself.to.respondTo('bar'); + * expect(Foo).itself.not.to.respondTo('baz'); + * + * @name itself + * @api public + */ + + Assertion.addProperty('itself', function () { + flag(this, 'itself', true); + }); + + /** + * ### .satisfy(method) + * + * Asserts that the target passes a given truth test. + * + * expect(1).to.satisfy(function(num) { return num > 0; }); + * + * @name satisfy + * @param {Function} matcher + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('satisfy', function (matcher, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + var result = matcher(obj); + this.assert( + result + , 'expected #{this} to satisfy ' + _.objDisplay(matcher) + , 'expected #{this} to not satisfy' + _.objDisplay(matcher) + , this.negate ? false : true + , result + ); + }); + + /** + * ### .closeTo(expected, delta) + * + * Asserts that the target is equal `expected`, to within a +/- `delta` range. + * + * expect(1.5).to.be.closeTo(1, 0.5); + * + * @name closeTo + * @param {Number} expected + * @param {Number} delta + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('closeTo', function (expected, delta, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + + new Assertion(obj, msg).is.a('number'); + if (_.type(expected) !== 'number' || _.type(delta) !== 'number') { + throw new Error('the arguments to closeTo must be numbers'); + } + + this.assert( + Math.abs(obj - expected) <= delta + , 'expected #{this} to be close to ' + expected + ' +/- ' + delta + , 'expected #{this} not to be close to ' + expected + ' +/- ' + delta + ); + }); + + function isSubsetOf(subset, superset, cmp) { + return subset.every(function(elem) { + if (!cmp) return superset.indexOf(elem) !== -1; + + return superset.some(function(elem2) { + return cmp(elem, elem2); + }); + }) + } + + /** + * ### .members(set) + * + * Asserts that the target is a superset of `set`, + * or that the target and `set` have the same strictly-equal (===) members. + * Alternately, if the `deep` flag is set, set members are compared for deep + * equality. + * + * expect([1, 2, 3]).to.include.members([3, 2]); + * expect([1, 2, 3]).to.not.include.members([3, 2, 8]); + * + * expect([4, 2]).to.have.members([2, 4]); + * expect([5, 2]).to.not.have.members([5, 2, 1]); + * + * expect([{ id: 1 }]).to.deep.include.members([{ id: 1 }]); + * + * @name members + * @param {Array} set + * @param {String} message _optional_ + * @api public + */ + + Assertion.addMethod('members', function (subset, msg) { + if (msg) flag(this, 'message', msg); + var obj = flag(this, 'object'); + + new Assertion(obj).to.be.an('array'); + new Assertion(subset).to.be.an('array'); + + var cmp = flag(this, 'deep') ? _.eql : undefined; + + if (flag(this, 'contains')) { + return this.assert( + isSubsetOf(subset, obj, cmp) + , 'expected #{this} to be a superset of #{act}' + , 'expected #{this} to not be a superset of #{act}' + , obj + , subset + ); + } + + this.assert( + isSubsetOf(obj, subset, cmp) && isSubsetOf(subset, obj, cmp) + , 'expected #{this} to have the same members as #{act}' + , 'expected #{this} to not have the same members as #{act}' + , obj + , subset + ); + }); +}; + +}); +require.register("chai/lib/chai/interface/assert.js", function(exports, require, module){ +/*! + * chai + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + + +module.exports = function (chai, util) { + + /*! + * Chai dependencies. + */ + + var Assertion = chai.Assertion + , flag = util.flag; + + /*! + * Module export. + */ + + /** + * ### assert(expression, message) + * + * Write your own test expressions. + * + * assert('foo' !== 'bar', 'foo is not bar'); + * assert(Array.isArray([]), 'empty arrays are arrays'); + * + * @param {Mixed} expression to test for truthiness + * @param {String} message to display on error + * @name assert + * @api public + */ + + var assert = chai.assert = function (express, errmsg) { + var test = new Assertion(null, null, chai.assert); + test.assert( + express + , errmsg + , '[ negation message unavailable ]' + ); + }; + + /** + * ### .fail(actual, expected, [message], [operator]) + * + * Throw a failure. Node.js `assert` module-compatible. + * + * @name fail + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @param {String} operator + * @api public + */ + + assert.fail = function (actual, expected, message, operator) { + message = message || 'assert.fail()'; + throw new chai.AssertionError(message, { + actual: actual + , expected: expected + , operator: operator + }, assert.fail); + }; + + /** + * ### .ok(object, [message]) + * + * Asserts that `object` is truthy. + * + * assert.ok('everything', 'everything is ok'); + * assert.ok(false, 'this will fail'); + * + * @name ok + * @param {Mixed} object to test + * @param {String} message + * @api public + */ + + assert.ok = function (val, msg) { + new Assertion(val, msg).is.ok; + }; + + /** + * ### .notOk(object, [message]) + * + * Asserts that `object` is falsy. + * + * assert.notOk('everything', 'this will fail'); + * assert.notOk(false, 'this will pass'); + * + * @name notOk + * @param {Mixed} object to test + * @param {String} message + * @api public + */ + + assert.notOk = function (val, msg) { + new Assertion(val, msg).is.not.ok; + }; + + /** + * ### .equal(actual, expected, [message]) + * + * Asserts non-strict equality (`==`) of `actual` and `expected`. + * + * assert.equal(3, '3', '== coerces values to strings'); + * + * @name equal + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.equal = function (act, exp, msg) { + var test = new Assertion(act, msg, assert.equal); + + test.assert( + exp == flag(test, 'object') + , 'expected #{this} to equal #{exp}' + , 'expected #{this} to not equal #{act}' + , exp + , act + ); + }; + + /** + * ### .notEqual(actual, expected, [message]) + * + * Asserts non-strict inequality (`!=`) of `actual` and `expected`. + * + * assert.notEqual(3, 4, 'these numbers are not equal'); + * + * @name notEqual + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.notEqual = function (act, exp, msg) { + var test = new Assertion(act, msg, assert.notEqual); + + test.assert( + exp != flag(test, 'object') + , 'expected #{this} to not equal #{exp}' + , 'expected #{this} to equal #{act}' + , exp + , act + ); + }; + + /** + * ### .strictEqual(actual, expected, [message]) + * + * Asserts strict equality (`===`) of `actual` and `expected`. + * + * assert.strictEqual(true, true, 'these booleans are strictly equal'); + * + * @name strictEqual + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.strictEqual = function (act, exp, msg) { + new Assertion(act, msg).to.equal(exp); + }; + + /** + * ### .notStrictEqual(actual, expected, [message]) + * + * Asserts strict inequality (`!==`) of `actual` and `expected`. + * + * assert.notStrictEqual(3, '3', 'no coercion for strict equality'); + * + * @name notStrictEqual + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.notStrictEqual = function (act, exp, msg) { + new Assertion(act, msg).to.not.equal(exp); + }; + + /** + * ### .deepEqual(actual, expected, [message]) + * + * Asserts that `actual` is deeply equal to `expected`. + * + * assert.deepEqual({ tea: 'green' }, { tea: 'green' }); + * + * @name deepEqual + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.deepEqual = function (act, exp, msg) { + new Assertion(act, msg).to.eql(exp); + }; + + /** + * ### .notDeepEqual(actual, expected, [message]) + * + * Assert that `actual` is not deeply equal to `expected`. + * + * assert.notDeepEqual({ tea: 'green' }, { tea: 'jasmine' }); + * + * @name notDeepEqual + * @param {Mixed} actual + * @param {Mixed} expected + * @param {String} message + * @api public + */ + + assert.notDeepEqual = function (act, exp, msg) { + new Assertion(act, msg).to.not.eql(exp); + }; + + /** + * ### .isTrue(value, [message]) + * + * Asserts that `value` is true. + * + * var teaServed = true; + * assert.isTrue(teaServed, 'the tea has been served'); + * + * @name isTrue + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isTrue = function (val, msg) { + new Assertion(val, msg).is['true']; + }; + + /** + * ### .isFalse(value, [message]) + * + * Asserts that `value` is false. + * + * var teaServed = false; + * assert.isFalse(teaServed, 'no tea yet? hmm...'); + * + * @name isFalse + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isFalse = function (val, msg) { + new Assertion(val, msg).is['false']; + }; + + /** + * ### .isNull(value, [message]) + * + * Asserts that `value` is null. + * + * assert.isNull(err, 'there was no error'); + * + * @name isNull + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNull = function (val, msg) { + new Assertion(val, msg).to.equal(null); + }; + + /** + * ### .isNotNull(value, [message]) + * + * Asserts that `value` is not null. + * + * var tea = 'tasty chai'; + * assert.isNotNull(tea, 'great, time for tea!'); + * + * @name isNotNull + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotNull = function (val, msg) { + new Assertion(val, msg).to.not.equal(null); + }; + + /** + * ### .isUndefined(value, [message]) + * + * Asserts that `value` is `undefined`. + * + * var tea; + * assert.isUndefined(tea, 'no tea defined'); + * + * @name isUndefined + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isUndefined = function (val, msg) { + new Assertion(val, msg).to.equal(undefined); + }; + + /** + * ### .isDefined(value, [message]) + * + * Asserts that `value` is not `undefined`. + * + * var tea = 'cup of chai'; + * assert.isDefined(tea, 'tea has been defined'); + * + * @name isDefined + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isDefined = function (val, msg) { + new Assertion(val, msg).to.not.equal(undefined); + }; + + /** + * ### .isFunction(value, [message]) + * + * Asserts that `value` is a function. + * + * function serveTea() { return 'cup of tea'; }; + * assert.isFunction(serveTea, 'great, we can have tea now'); + * + * @name isFunction + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isFunction = function (val, msg) { + new Assertion(val, msg).to.be.a('function'); + }; + + /** + * ### .isNotFunction(value, [message]) + * + * Asserts that `value` is _not_ a function. + * + * var serveTea = [ 'heat', 'pour', 'sip' ]; + * assert.isNotFunction(serveTea, 'great, we have listed the steps'); + * + * @name isNotFunction + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotFunction = function (val, msg) { + new Assertion(val, msg).to.not.be.a('function'); + }; + + /** + * ### .isObject(value, [message]) + * + * Asserts that `value` is an object (as revealed by + * `Object.prototype.toString`). + * + * var selection = { name: 'Chai', serve: 'with spices' }; + * assert.isObject(selection, 'tea selection is an object'); + * + * @name isObject + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isObject = function (val, msg) { + new Assertion(val, msg).to.be.a('object'); + }; + + /** + * ### .isNotObject(value, [message]) + * + * Asserts that `value` is _not_ an object. + * + * var selection = 'chai' + * assert.isNotObject(selection, 'tea selection is not an object'); + * assert.isNotObject(null, 'null is not an object'); + * + * @name isNotObject + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotObject = function (val, msg) { + new Assertion(val, msg).to.not.be.a('object'); + }; + + /** + * ### .isArray(value, [message]) + * + * Asserts that `value` is an array. + * + * var menu = [ 'green', 'chai', 'oolong' ]; + * assert.isArray(menu, 'what kind of tea do we want?'); + * + * @name isArray + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isArray = function (val, msg) { + new Assertion(val, msg).to.be.an('array'); + }; + + /** + * ### .isNotArray(value, [message]) + * + * Asserts that `value` is _not_ an array. + * + * var menu = 'green|chai|oolong'; + * assert.isNotArray(menu, 'what kind of tea do we want?'); + * + * @name isNotArray + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotArray = function (val, msg) { + new Assertion(val, msg).to.not.be.an('array'); + }; + + /** + * ### .isString(value, [message]) + * + * Asserts that `value` is a string. + * + * var teaOrder = 'chai'; + * assert.isString(teaOrder, 'order placed'); + * + * @name isString + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isString = function (val, msg) { + new Assertion(val, msg).to.be.a('string'); + }; + + /** + * ### .isNotString(value, [message]) + * + * Asserts that `value` is _not_ a string. + * + * var teaOrder = 4; + * assert.isNotString(teaOrder, 'order placed'); + * + * @name isNotString + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotString = function (val, msg) { + new Assertion(val, msg).to.not.be.a('string'); + }; + + /** + * ### .isNumber(value, [message]) + * + * Asserts that `value` is a number. + * + * var cups = 2; + * assert.isNumber(cups, 'how many cups'); + * + * @name isNumber + * @param {Number} value + * @param {String} message + * @api public + */ + + assert.isNumber = function (val, msg) { + new Assertion(val, msg).to.be.a('number'); + }; + + /** + * ### .isNotNumber(value, [message]) + * + * Asserts that `value` is _not_ a number. + * + * var cups = '2 cups please'; + * assert.isNotNumber(cups, 'how many cups'); + * + * @name isNotNumber + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotNumber = function (val, msg) { + new Assertion(val, msg).to.not.be.a('number'); + }; + + /** + * ### .isBoolean(value, [message]) + * + * Asserts that `value` is a boolean. + * + * var teaReady = true + * , teaServed = false; + * + * assert.isBoolean(teaReady, 'is the tea ready'); + * assert.isBoolean(teaServed, 'has tea been served'); + * + * @name isBoolean + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isBoolean = function (val, msg) { + new Assertion(val, msg).to.be.a('boolean'); + }; + + /** + * ### .isNotBoolean(value, [message]) + * + * Asserts that `value` is _not_ a boolean. + * + * var teaReady = 'yep' + * , teaServed = 'nope'; + * + * assert.isNotBoolean(teaReady, 'is the tea ready'); + * assert.isNotBoolean(teaServed, 'has tea been served'); + * + * @name isNotBoolean + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.isNotBoolean = function (val, msg) { + new Assertion(val, msg).to.not.be.a('boolean'); + }; + + /** + * ### .typeOf(value, name, [message]) + * + * Asserts that `value`'s type is `name`, as determined by + * `Object.prototype.toString`. + * + * assert.typeOf({ tea: 'chai' }, 'object', 'we have an object'); + * assert.typeOf(['chai', 'jasmine'], 'array', 'we have an array'); + * assert.typeOf('tea', 'string', 'we have a string'); + * assert.typeOf(/tea/, 'regexp', 'we have a regular expression'); + * assert.typeOf(null, 'null', 'we have a null'); + * assert.typeOf(undefined, 'undefined', 'we have an undefined'); + * + * @name typeOf + * @param {Mixed} value + * @param {String} name + * @param {String} message + * @api public + */ + + assert.typeOf = function (val, type, msg) { + new Assertion(val, msg).to.be.a(type); + }; + + /** + * ### .notTypeOf(value, name, [message]) + * + * Asserts that `value`'s type is _not_ `name`, as determined by + * `Object.prototype.toString`. + * + * assert.notTypeOf('tea', 'number', 'strings are not numbers'); + * + * @name notTypeOf + * @param {Mixed} value + * @param {String} typeof name + * @param {String} message + * @api public + */ + + assert.notTypeOf = function (val, type, msg) { + new Assertion(val, msg).to.not.be.a(type); + }; + + /** + * ### .instanceOf(object, constructor, [message]) + * + * Asserts that `value` is an instance of `constructor`. + * + * var Tea = function (name) { this.name = name; } + * , chai = new Tea('chai'); + * + * assert.instanceOf(chai, Tea, 'chai is an instance of tea'); + * + * @name instanceOf + * @param {Object} object + * @param {Constructor} constructor + * @param {String} message + * @api public + */ + + assert.instanceOf = function (val, type, msg) { + new Assertion(val, msg).to.be.instanceOf(type); + }; + + /** + * ### .notInstanceOf(object, constructor, [message]) + * + * Asserts `value` is not an instance of `constructor`. + * + * var Tea = function (name) { this.name = name; } + * , chai = new String('chai'); + * + * assert.notInstanceOf(chai, Tea, 'chai is not an instance of tea'); + * + * @name notInstanceOf + * @param {Object} object + * @param {Constructor} constructor + * @param {String} message + * @api public + */ + + assert.notInstanceOf = function (val, type, msg) { + new Assertion(val, msg).to.not.be.instanceOf(type); + }; + + /** + * ### .include(haystack, needle, [message]) + * + * Asserts that `haystack` includes `needle`. Works + * for strings and arrays. + * + * assert.include('foobar', 'bar', 'foobar contains string "bar"'); + * assert.include([ 1, 2, 3 ], 3, 'array contains value'); + * + * @name include + * @param {Array|String} haystack + * @param {Mixed} needle + * @param {String} message + * @api public + */ + + assert.include = function (exp, inc, msg) { + new Assertion(exp, msg, assert.include).include(inc); + }; + + /** + * ### .notInclude(haystack, needle, [message]) + * + * Asserts that `haystack` does not include `needle`. Works + * for strings and arrays. + *i + * assert.notInclude('foobar', 'baz', 'string not include substring'); + * assert.notInclude([ 1, 2, 3 ], 4, 'array not include contain value'); + * + * @name notInclude + * @param {Array|String} haystack + * @param {Mixed} needle + * @param {String} message + * @api public + */ + + assert.notInclude = function (exp, inc, msg) { + new Assertion(exp, msg, assert.notInclude).not.include(inc); + }; + + /** + * ### .match(value, regexp, [message]) + * + * Asserts that `value` matches the regular expression `regexp`. + * + * assert.match('foobar', /^foo/, 'regexp matches'); + * + * @name match + * @param {Mixed} value + * @param {RegExp} regexp + * @param {String} message + * @api public + */ + + assert.match = function (exp, re, msg) { + new Assertion(exp, msg).to.match(re); + }; + + /** + * ### .notMatch(value, regexp, [message]) + * + * Asserts that `value` does not match the regular expression `regexp`. + * + * assert.notMatch('foobar', /^foo/, 'regexp does not match'); + * + * @name notMatch + * @param {Mixed} value + * @param {RegExp} regexp + * @param {String} message + * @api public + */ + + assert.notMatch = function (exp, re, msg) { + new Assertion(exp, msg).to.not.match(re); + }; + + /** + * ### .property(object, property, [message]) + * + * Asserts that `object` has a property named by `property`. + * + * assert.property({ tea: { green: 'matcha' }}, 'tea'); + * + * @name property + * @param {Object} object + * @param {String} property + * @param {String} message + * @api public + */ + + assert.property = function (obj, prop, msg) { + new Assertion(obj, msg).to.have.property(prop); + }; + + /** + * ### .notProperty(object, property, [message]) + * + * Asserts that `object` does _not_ have a property named by `property`. + * + * assert.notProperty({ tea: { green: 'matcha' }}, 'coffee'); + * + * @name notProperty + * @param {Object} object + * @param {String} property + * @param {String} message + * @api public + */ + + assert.notProperty = function (obj, prop, msg) { + new Assertion(obj, msg).to.not.have.property(prop); + }; + + /** + * ### .deepProperty(object, property, [message]) + * + * Asserts that `object` has a property named by `property`, which can be a + * string using dot- and bracket-notation for deep reference. + * + * assert.deepProperty({ tea: { green: 'matcha' }}, 'tea.green'); + * + * @name deepProperty + * @param {Object} object + * @param {String} property + * @param {String} message + * @api public + */ + + assert.deepProperty = function (obj, prop, msg) { + new Assertion(obj, msg).to.have.deep.property(prop); + }; + + /** + * ### .notDeepProperty(object, property, [message]) + * + * Asserts that `object` does _not_ have a property named by `property`, which + * can be a string using dot- and bracket-notation for deep reference. + * + * assert.notDeepProperty({ tea: { green: 'matcha' }}, 'tea.oolong'); + * + * @name notDeepProperty + * @param {Object} object + * @param {String} property + * @param {String} message + * @api public + */ + + assert.notDeepProperty = function (obj, prop, msg) { + new Assertion(obj, msg).to.not.have.deep.property(prop); + }; + + /** + * ### .propertyVal(object, property, value, [message]) + * + * Asserts that `object` has a property named by `property` with value given + * by `value`. + * + * assert.propertyVal({ tea: 'is good' }, 'tea', 'is good'); + * + * @name propertyVal + * @param {Object} object + * @param {String} property + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.propertyVal = function (obj, prop, val, msg) { + new Assertion(obj, msg).to.have.property(prop, val); + }; + + /** + * ### .propertyNotVal(object, property, value, [message]) + * + * Asserts that `object` has a property named by `property`, but with a value + * different from that given by `value`. + * + * assert.propertyNotVal({ tea: 'is good' }, 'tea', 'is bad'); + * + * @name propertyNotVal + * @param {Object} object + * @param {String} property + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.propertyNotVal = function (obj, prop, val, msg) { + new Assertion(obj, msg).to.not.have.property(prop, val); + }; + + /** + * ### .deepPropertyVal(object, property, value, [message]) + * + * Asserts that `object` has a property named by `property` with value given + * by `value`. `property` can use dot- and bracket-notation for deep + * reference. + * + * assert.deepPropertyVal({ tea: { green: 'matcha' }}, 'tea.green', 'matcha'); + * + * @name deepPropertyVal + * @param {Object} object + * @param {String} property + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.deepPropertyVal = function (obj, prop, val, msg) { + new Assertion(obj, msg).to.have.deep.property(prop, val); + }; + + /** + * ### .deepPropertyNotVal(object, property, value, [message]) + * + * Asserts that `object` has a property named by `property`, but with a value + * different from that given by `value`. `property` can use dot- and + * bracket-notation for deep reference. + * + * assert.deepPropertyNotVal({ tea: { green: 'matcha' }}, 'tea.green', 'konacha'); + * + * @name deepPropertyNotVal + * @param {Object} object + * @param {String} property + * @param {Mixed} value + * @param {String} message + * @api public + */ + + assert.deepPropertyNotVal = function (obj, prop, val, msg) { + new Assertion(obj, msg).to.not.have.deep.property(prop, val); + }; + + /** + * ### .lengthOf(object, length, [message]) + * + * Asserts that `object` has a `length` property with the expected value. + * + * assert.lengthOf([1,2,3], 3, 'array has length of 3'); + * assert.lengthOf('foobar', 5, 'string has length of 6'); + * + * @name lengthOf + * @param {Mixed} object + * @param {Number} length + * @param {String} message + * @api public + */ + + assert.lengthOf = function (exp, len, msg) { + new Assertion(exp, msg).to.have.length(len); + }; + + /** + * ### .throws(function, [constructor/string/regexp], [string/regexp], [message]) + * + * Asserts that `function` will throw an error that is an instance of + * `constructor`, or alternately that it will throw an error with message + * matching `regexp`. + * + * assert.throw(fn, 'function throws a reference error'); + * assert.throw(fn, /function throws a reference error/); + * assert.throw(fn, ReferenceError); + * assert.throw(fn, ReferenceError, 'function throws a reference error'); + * assert.throw(fn, ReferenceError, /function throws a reference error/); + * + * @name throws + * @alias throw + * @alias Throw + * @param {Function} function + * @param {ErrorConstructor} constructor + * @param {RegExp} regexp + * @param {String} message + * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types + * @api public + */ + + assert.Throw = function (fn, errt, errs, msg) { + if ('string' === typeof errt || errt instanceof RegExp) { + errs = errt; + errt = null; + } + + var assertErr = new Assertion(fn, msg).to.Throw(errt, errs); + return flag(assertErr, 'object'); + }; + + /** + * ### .doesNotThrow(function, [constructor/regexp], [message]) + * + * Asserts that `function` will _not_ throw an error that is an instance of + * `constructor`, or alternately that it will not throw an error with message + * matching `regexp`. + * + * assert.doesNotThrow(fn, Error, 'function does not throw'); + * + * @name doesNotThrow + * @param {Function} function + * @param {ErrorConstructor} constructor + * @param {RegExp} regexp + * @param {String} message + * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types + * @api public + */ + + assert.doesNotThrow = function (fn, type, msg) { + if ('string' === typeof type) { + msg = type; + type = null; + } + + new Assertion(fn, msg).to.not.Throw(type); + }; + + /** + * ### .operator(val1, operator, val2, [message]) + * + * Compares two values using `operator`. + * + * assert.operator(1, '<', 2, 'everything is ok'); + * assert.operator(1, '>', 2, 'this will fail'); + * + * @name operator + * @param {Mixed} val1 + * @param {String} operator + * @param {Mixed} val2 + * @param {String} message + * @api public + */ + + assert.operator = function (val, operator, val2, msg) { + if (!~['==', '===', '>', '>=', '<', '<=', '!=', '!=='].indexOf(operator)) { + throw new Error('Invalid operator "' + operator + '"'); + } + var test = new Assertion(eval(val + operator + val2), msg); + test.assert( + true === flag(test, 'object') + , 'expected ' + util.inspect(val) + ' to be ' + operator + ' ' + util.inspect(val2) + , 'expected ' + util.inspect(val) + ' to not be ' + operator + ' ' + util.inspect(val2) ); + }; + + /** + * ### .closeTo(actual, expected, delta, [message]) + * + * Asserts that the target is equal `expected`, to within a +/- `delta` range. + * + * assert.closeTo(1.5, 1, 0.5, 'numbers are close'); + * + * @name closeTo + * @param {Number} actual + * @param {Number} expected + * @param {Number} delta + * @param {String} message + * @api public + */ + + assert.closeTo = function (act, exp, delta, msg) { + new Assertion(act, msg).to.be.closeTo(exp, delta); + }; + + /** + * ### .sameMembers(set1, set2, [message]) + * + * Asserts that `set1` and `set2` have the same members. + * Order is not taken into account. + * + * assert.sameMembers([ 1, 2, 3 ], [ 2, 1, 3 ], 'same members'); + * + * @name sameMembers + * @param {Array} set1 + * @param {Array} set2 + * @param {String} message + * @api public + */ + + assert.sameMembers = function (set1, set2, msg) { + new Assertion(set1, msg).to.have.same.members(set2); + } + + /** + * ### .includeMembers(superset, subset, [message]) + * + * Asserts that `subset` is included in `superset`. + * Order is not taken into account. + * + * assert.includeMembers([ 1, 2, 3 ], [ 2, 1 ], 'include members'); + * + * @name includeMembers + * @param {Array} superset + * @param {Array} subset + * @param {String} message + * @api public + */ + + assert.includeMembers = function (superset, subset, msg) { + new Assertion(superset, msg).to.include.members(subset); + } + + /*! + * Undocumented / untested + */ + + assert.ifError = function (val, msg) { + new Assertion(val, msg).to.not.be.ok; + }; + + /*! + * Aliases. + */ + + (function alias(name, as){ + assert[as] = assert[name]; + return alias; + }) + ('Throw', 'throw') + ('Throw', 'throws'); +}; + +}); +require.register("chai/lib/chai/interface/expect.js", function(exports, require, module){ +/*! + * chai + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + +module.exports = function (chai, util) { + chai.expect = function (val, message) { + return new chai.Assertion(val, message); + }; +}; + + +}); +require.register("chai/lib/chai/interface/should.js", function(exports, require, module){ +/*! + * chai + * Copyright(c) 2011-2014 Jake Luer + * MIT Licensed + */ + +module.exports = function (chai, util) { + var Assertion = chai.Assertion; + + function loadShould () { + // explicitly define this method as function as to have it's name to include as `ssfi` + function shouldGetter() { + if (this instanceof String || this instanceof Number) { + return new Assertion(this.constructor(this), null, shouldGetter); + } else if (this instanceof Boolean) { + return new Assertion(this == true, null, shouldGetter); + } + return new Assertion(this, null, shouldGetter); + } + function shouldSetter(value) { + // See https://github.com/chaijs/chai/issues/86: this makes + // `whatever.should = someValue` actually set `someValue`, which is + // especially useful for `global.should = require('chai').should()`. + // + // Note that we have to use [[DefineProperty]] instead of [[Put]] + // since otherwise we would trigger this very setter! + Object.defineProperty(this, 'should', { + value: value, + enumerable: true, + configurable: true, + writable: true + }); + } + // modify Object.prototype to have `should` + Object.defineProperty(Object.prototype, 'should', { + set: shouldSetter + , get: shouldGetter + , configurable: true + }); + + var should = {}; + + should.equal = function (val1, val2, msg) { + new Assertion(val1, msg).to.equal(val2); + }; + + should.Throw = function (fn, errt, errs, msg) { + new Assertion(fn, msg).to.Throw(errt, errs); + }; + + should.exist = function (val, msg) { + new Assertion(val, msg).to.exist; + } + + // negation + should.not = {} + + should.not.equal = function (val1, val2, msg) { + new Assertion(val1, msg).to.not.equal(val2); + }; + + should.not.Throw = function (fn, errt, errs, msg) { + new Assertion(fn, msg).to.not.Throw(errt, errs); + }; + + should.not.exist = function (val, msg) { + new Assertion(val, msg).to.not.exist; + } + + should['throw'] = should['Throw']; + should.not['throw'] = should.not['Throw']; + + return should; + }; + + chai.should = loadShould; + chai.Should = loadShould; +}; + +}); +require.register("chai/lib/chai/utils/addChainableMethod.js", function(exports, require, module){ +/*! + * Chai - addChainingMethod utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/*! + * Module dependencies + */ + +var transferFlags = require('./transferFlags'); +var flag = require('./flag'); +var config = require('../config'); + +/*! + * Module variables + */ + +// Check whether `__proto__` is supported +var hasProtoSupport = '__proto__' in Object; + +// Without `__proto__` support, this module will need to add properties to a function. +// However, some Function.prototype methods cannot be overwritten, +// and there seems no easy cross-platform way to detect them (@see chaijs/chai/issues/69). +var excludeNames = /^(?:length|name|arguments|caller)$/; + +// Cache `Function` properties +var call = Function.prototype.call, + apply = Function.prototype.apply; + +/** + * ### addChainableMethod (ctx, name, method, chainingBehavior) + * + * Adds a method to an object, such that the method can also be chained. + * + * utils.addChainableMethod(chai.Assertion.prototype, 'foo', function (str) { + * var obj = utils.flag(this, 'object'); + * new chai.Assertion(obj).to.be.equal(str); + * }); + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.addChainableMethod('foo', fn, chainingBehavior); + * + * The result can then be used as both a method assertion, executing both `method` and + * `chainingBehavior`, or as a language chain, which only executes `chainingBehavior`. + * + * expect(fooStr).to.be.foo('bar'); + * expect(fooStr).to.be.foo.equal('foo'); + * + * @param {Object} ctx object to which the method is added + * @param {String} name of method to add + * @param {Function} method function to be used for `name`, when called + * @param {Function} chainingBehavior function to be called every time the property is accessed + * @name addChainableMethod + * @api public + */ + +module.exports = function (ctx, name, method, chainingBehavior) { + if (typeof chainingBehavior !== 'function') { + chainingBehavior = function () { }; + } + + var chainableBehavior = { + method: method + , chainingBehavior: chainingBehavior + }; + + // save the methods so we can overwrite them later, if we need to. + if (!ctx.__methods) { + ctx.__methods = {}; + } + ctx.__methods[name] = chainableBehavior; + + Object.defineProperty(ctx, name, + { get: function () { + chainableBehavior.chainingBehavior.call(this); + + var assert = function assert() { + var old_ssfi = flag(this, 'ssfi'); + if (old_ssfi && config.includeStack === false) + flag(this, 'ssfi', assert); + var result = chainableBehavior.method.apply(this, arguments); + return result === undefined ? this : result; + }; + + // Use `__proto__` if available + if (hasProtoSupport) { + // Inherit all properties from the object by replacing the `Function` prototype + var prototype = assert.__proto__ = Object.create(this); + // Restore the `call` and `apply` methods from `Function` + prototype.call = call; + prototype.apply = apply; + } + // Otherwise, redefine all properties (slow!) + else { + var asserterNames = Object.getOwnPropertyNames(ctx); + asserterNames.forEach(function (asserterName) { + if (!excludeNames.test(asserterName)) { + var pd = Object.getOwnPropertyDescriptor(ctx, asserterName); + Object.defineProperty(assert, asserterName, pd); + } + }); + } + + transferFlags(this, assert); + return assert; + } + , configurable: true + }); +}; + +}); +require.register("chai/lib/chai/utils/addMethod.js", function(exports, require, module){ +/*! + * Chai - addMethod utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +var config = require('../config'); + +/** + * ### .addMethod (ctx, name, method) + * + * Adds a method to the prototype of an object. + * + * utils.addMethod(chai.Assertion.prototype, 'foo', function (str) { + * var obj = utils.flag(this, 'object'); + * new chai.Assertion(obj).to.be.equal(str); + * }); + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.addMethod('foo', fn); + * + * Then can be used as any other assertion. + * + * expect(fooStr).to.be.foo('bar'); + * + * @param {Object} ctx object to which the method is added + * @param {String} name of method to add + * @param {Function} method function to be used for name + * @name addMethod + * @api public + */ +var flag = require('./flag'); + +module.exports = function (ctx, name, method) { + ctx[name] = function () { + var old_ssfi = flag(this, 'ssfi'); + if (old_ssfi && config.includeStack === false) + flag(this, 'ssfi', ctx[name]); + var result = method.apply(this, arguments); + return result === undefined ? this : result; + }; +}; + +}); +require.register("chai/lib/chai/utils/addProperty.js", function(exports, require, module){ +/*! + * Chai - addProperty utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### addProperty (ctx, name, getter) + * + * Adds a property to the prototype of an object. + * + * utils.addProperty(chai.Assertion.prototype, 'foo', function () { + * var obj = utils.flag(this, 'object'); + * new chai.Assertion(obj).to.be.instanceof(Foo); + * }); + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.addProperty('foo', fn); + * + * Then can be used as any other assertion. + * + * expect(myFoo).to.be.foo; + * + * @param {Object} ctx object to which the property is added + * @param {String} name of property to add + * @param {Function} getter function to be used for name + * @name addProperty + * @api public + */ + +module.exports = function (ctx, name, getter) { + Object.defineProperty(ctx, name, + { get: function () { + var result = getter.call(this); + return result === undefined ? this : result; + } + , configurable: true + }); +}; + +}); +require.register("chai/lib/chai/utils/flag.js", function(exports, require, module){ +/*! + * Chai - flag utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### flag(object ,key, [value]) + * + * Get or set a flag value on an object. If a + * value is provided it will be set, else it will + * return the currently set value or `undefined` if + * the value is not set. + * + * utils.flag(this, 'foo', 'bar'); // setter + * utils.flag(this, 'foo'); // getter, returns `bar` + * + * @param {Object} object (constructed Assertion + * @param {String} key + * @param {Mixed} value (optional) + * @name flag + * @api private + */ + +module.exports = function (obj, key, value) { + var flags = obj.__flags || (obj.__flags = Object.create(null)); + if (arguments.length === 3) { + flags[key] = value; + } else { + return flags[key]; + } +}; + +}); +require.register("chai/lib/chai/utils/getActual.js", function(exports, require, module){ +/*! + * Chai - getActual utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * # getActual(object, [actual]) + * + * Returns the `actual` value for an Assertion + * + * @param {Object} object (constructed Assertion) + * @param {Arguments} chai.Assertion.prototype.assert arguments + */ + +module.exports = function (obj, args) { + return args.length > 4 ? args[4] : obj._obj; +}; + +}); +require.register("chai/lib/chai/utils/getEnumerableProperties.js", function(exports, require, module){ +/*! + * Chai - getEnumerableProperties utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### .getEnumerableProperties(object) + * + * This allows the retrieval of enumerable property names of an object, + * inherited or not. + * + * @param {Object} object + * @returns {Array} + * @name getEnumerableProperties + * @api public + */ + +module.exports = function getEnumerableProperties(object) { + var result = []; + for (var name in object) { + result.push(name); + } + return result; +}; + +}); +require.register("chai/lib/chai/utils/getMessage.js", function(exports, require, module){ +/*! + * Chai - message composition utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/*! + * Module dependancies + */ + +var flag = require('./flag') + , getActual = require('./getActual') + , inspect = require('./inspect') + , objDisplay = require('./objDisplay'); + +/** + * ### .getMessage(object, message, negateMessage) + * + * Construct the error message based on flags + * and template tags. Template tags will return + * a stringified inspection of the object referenced. + * + * Message template tags: + * - `#{this}` current asserted object + * - `#{act}` actual value + * - `#{exp}` expected value + * + * @param {Object} object (constructed Assertion) + * @param {Arguments} chai.Assertion.prototype.assert arguments + * @name getMessage + * @api public + */ + +module.exports = function (obj, args) { + var negate = flag(obj, 'negate') + , val = flag(obj, 'object') + , expected = args[3] + , actual = getActual(obj, args) + , msg = negate ? args[2] : args[1] + , flagMsg = flag(obj, 'message'); + + if(typeof msg === "function") msg = msg(); + msg = msg || ''; + msg = msg + .replace(/#{this}/g, objDisplay(val)) + .replace(/#{act}/g, objDisplay(actual)) + .replace(/#{exp}/g, objDisplay(expected)); + + return flagMsg ? flagMsg + ': ' + msg : msg; +}; + +}); +require.register("chai/lib/chai/utils/getName.js", function(exports, require, module){ +/*! + * Chai - getName utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * # getName(func) + * + * Gets the name of a function, in a cross-browser way. + * + * @param {Function} a function (usually a constructor) + */ + +module.exports = function (func) { + if (func.name) return func.name; + + var match = /^\s?function ([^(]*)\(/.exec(func); + return match && match[1] ? match[1] : ""; +}; + +}); +require.register("chai/lib/chai/utils/getPathValue.js", function(exports, require, module){ +/*! + * Chai - getPathValue utility + * Copyright(c) 2012-2014 Jake Luer + * @see https://github.com/logicalparadox/filtr + * MIT Licensed + */ + +/** + * ### .getPathValue(path, object) + * + * This allows the retrieval of values in an + * object given a string path. + * + * var obj = { + * prop1: { + * arr: ['a', 'b', 'c'] + * , str: 'Hello' + * } + * , prop2: { + * arr: [ { nested: 'Universe' } ] + * , str: 'Hello again!' + * } + * } + * + * The following would be the results. + * + * getPathValue('prop1.str', obj); // Hello + * getPathValue('prop1.att[2]', obj); // b + * getPathValue('prop2.arr[0].nested', obj); // Universe + * + * @param {String} path + * @param {Object} object + * @returns {Object} value or `undefined` + * @name getPathValue + * @api public + */ + +var getPathValue = module.exports = function (path, obj) { + var parsed = parsePath(path); + return _getPathValue(parsed, obj); +}; + +/*! + * ## parsePath(path) + * + * Helper function used to parse string object + * paths. Use in conjunction with `_getPathValue`. + * + * var parsed = parsePath('myobject.property.subprop'); + * + * ### Paths: + * + * * Can be as near infinitely deep and nested + * * Arrays are also valid using the formal `myobject.document[3].property`. + * + * @param {String} path + * @returns {Object} parsed + * @api private + */ + +function parsePath (path) { + var str = path.replace(/\[/g, '.[') + , parts = str.match(/(\\\.|[^.]+?)+/g); + return parts.map(function (value) { + var re = /\[(\d+)\]$/ + , mArr = re.exec(value) + if (mArr) return { i: parseFloat(mArr[1]) }; + else return { p: value }; + }); +}; + +/*! + * ## _getPathValue(parsed, obj) + * + * Helper companion function for `.parsePath` that returns + * the value located at the parsed address. + * + * var value = getPathValue(parsed, obj); + * + * @param {Object} parsed definition from `parsePath`. + * @param {Object} object to search against + * @returns {Object|Undefined} value + * @api private + */ + +function _getPathValue (parsed, obj) { + var tmp = obj + , res; + for (var i = 0, l = parsed.length; i < l; i++) { + var part = parsed[i]; + if (tmp) { + if ('undefined' !== typeof part.p) + tmp = tmp[part.p]; + else if ('undefined' !== typeof part.i) + tmp = tmp[part.i]; + if (i == (l - 1)) res = tmp; + } else { + res = undefined; + } + } + return res; +}; + +}); +require.register("chai/lib/chai/utils/getProperties.js", function(exports, require, module){ +/*! + * Chai - getProperties utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### .getProperties(object) + * + * This allows the retrieval of property names of an object, enumerable or not, + * inherited or not. + * + * @param {Object} object + * @returns {Array} + * @name getProperties + * @api public + */ + +module.exports = function getProperties(object) { + var result = Object.getOwnPropertyNames(subject); + + function addProperty(property) { + if (result.indexOf(property) === -1) { + result.push(property); + } + } + + var proto = Object.getPrototypeOf(subject); + while (proto !== null) { + Object.getOwnPropertyNames(proto).forEach(addProperty); + proto = Object.getPrototypeOf(proto); + } + + return result; +}; + +}); +require.register("chai/lib/chai/utils/index.js", function(exports, require, module){ +/*! + * chai + * Copyright(c) 2011 Jake Luer + * MIT Licensed + */ + +/*! + * Main exports + */ + +var exports = module.exports = {}; + +/*! + * test utility + */ + +exports.test = require('./test'); + +/*! + * type utility + */ + +exports.type = require('./type'); + +/*! + * message utility + */ + +exports.getMessage = require('./getMessage'); + +/*! + * actual utility + */ + +exports.getActual = require('./getActual'); + +/*! + * Inspect util + */ + +exports.inspect = require('./inspect'); + +/*! + * Object Display util + */ + +exports.objDisplay = require('./objDisplay'); + +/*! + * Flag utility + */ + +exports.flag = require('./flag'); + +/*! + * Flag transferring utility + */ + +exports.transferFlags = require('./transferFlags'); + +/*! + * Deep equal utility + */ + +exports.eql = require('deep-eql'); + +/*! + * Deep path value + */ + +exports.getPathValue = require('./getPathValue'); + +/*! + * Function name + */ + +exports.getName = require('./getName'); + +/*! + * add Property + */ + +exports.addProperty = require('./addProperty'); + +/*! + * add Method + */ + +exports.addMethod = require('./addMethod'); + +/*! + * overwrite Property + */ + +exports.overwriteProperty = require('./overwriteProperty'); + +/*! + * overwrite Method + */ + +exports.overwriteMethod = require('./overwriteMethod'); + +/*! + * Add a chainable method + */ + +exports.addChainableMethod = require('./addChainableMethod'); + +/*! + * Overwrite chainable method + */ + +exports.overwriteChainableMethod = require('./overwriteChainableMethod'); + + +}); +require.register("chai/lib/chai/utils/inspect.js", function(exports, require, module){ +// This is (almost) directly from Node.js utils +// https://github.com/joyent/node/blob/f8c335d0caf47f16d31413f89aa28eda3878e3aa/lib/util.js + +var getName = require('./getName'); +var getProperties = require('./getProperties'); +var getEnumerableProperties = require('./getEnumerableProperties'); + +module.exports = inspect; + +/** + * Echos the value of a value. Trys to print the value out + * in the best way possible given the different types. + * + * @param {Object} obj The object to print out. + * @param {Boolean} showHidden Flag that shows hidden (not enumerable) + * properties of objects. + * @param {Number} depth Depth in which to descend in object. Default is 2. + * @param {Boolean} colors Flag to turn on ANSI escape codes to color the + * output. Default is false (no coloring). + */ +function inspect(obj, showHidden, depth, colors) { + var ctx = { + showHidden: showHidden, + seen: [], + stylize: function (str) { return str; } + }; + return formatValue(ctx, obj, (typeof depth === 'undefined' ? 2 : depth)); +} + +// Returns true if object is a DOM element. +var isDOMElement = function (object) { + if (typeof HTMLElement === 'object') { + return object instanceof HTMLElement; + } else { + return object && + typeof object === 'object' && + object.nodeType === 1 && + typeof object.nodeName === 'string'; + } +}; + +function formatValue(ctx, value, recurseTimes) { + // Provide a hook for user-specified inspect functions. + // Check that value is an object with an inspect function on it + if (value && typeof value.inspect === 'function' && + // Filter out the util module, it's inspect function is special + value.inspect !== exports.inspect && + // Also filter out any prototype objects using the circular check. + !(value.constructor && value.constructor.prototype === value)) { + var ret = value.inspect(recurseTimes); + if (typeof ret !== 'string') { + ret = formatValue(ctx, ret, recurseTimes); + } + return ret; + } + + // Primitive types cannot have properties + var primitive = formatPrimitive(ctx, value); + if (primitive) { + return primitive; + } + + // If this is a DOM element, try to get the outer HTML. + if (isDOMElement(value)) { + if ('outerHTML' in value) { + return value.outerHTML; + // This value does not have an outerHTML attribute, + // it could still be an XML element + } else { + // Attempt to serialize it + try { + if (document.xmlVersion) { + var xmlSerializer = new XMLSerializer(); + return xmlSerializer.serializeToString(value); + } else { + // Firefox 11- do not support outerHTML + // It does, however, support innerHTML + // Use the following to render the element + var ns = "http://www.w3.org/1999/xhtml"; + var container = document.createElementNS(ns, '_'); + + container.appendChild(value.cloneNode(false)); + html = container.innerHTML + .replace('><', '>' + value.innerHTML + '<'); + container.innerHTML = ''; + return html; + } + } catch (err) { + // This could be a non-native DOM implementation, + // continue with the normal flow: + // printing the element as if it is an object. + } + } + } + + // Look up the keys of the object. + var visibleKeys = getEnumerableProperties(value); + var keys = ctx.showHidden ? getProperties(value) : visibleKeys; + + // Some type of object without properties can be shortcutted. + // In IE, errors have a single `stack` property, or if they are vanilla `Error`, + // a `stack` plus `description` property; ignore those for consistency. + if (keys.length === 0 || (isError(value) && ( + (keys.length === 1 && keys[0] === 'stack') || + (keys.length === 2 && keys[0] === 'description' && keys[1] === 'stack') + ))) { + if (typeof value === 'function') { + var name = getName(value); + var nameSuffix = name ? ': ' + name : ''; + return ctx.stylize('[Function' + nameSuffix + ']', 'special'); + } + if (isRegExp(value)) { + return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); + } + if (isDate(value)) { + return ctx.stylize(Date.prototype.toUTCString.call(value), 'date'); + } + if (isError(value)) { + return formatError(value); + } + } + + var base = '', array = false, braces = ['{', '}']; + + // Make Array say that they are Array + if (isArray(value)) { + array = true; + braces = ['[', ']']; + } + + // Make functions say that they are functions + if (typeof value === 'function') { + var name = getName(value); + var nameSuffix = name ? ': ' + name : ''; + base = ' [Function' + nameSuffix + ']'; + } + + // Make RegExps say that they are RegExps + if (isRegExp(value)) { + base = ' ' + RegExp.prototype.toString.call(value); + } + + // Make dates with properties first say the date + if (isDate(value)) { + base = ' ' + Date.prototype.toUTCString.call(value); + } + + // Make error with message first say the error + if (isError(value)) { + return formatError(value); + } + + if (keys.length === 0 && (!array || value.length == 0)) { + return braces[0] + base + braces[1]; + } + + if (recurseTimes < 0) { + if (isRegExp(value)) { + return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); + } else { + return ctx.stylize('[Object]', 'special'); + } + } + + ctx.seen.push(value); + + var output; + if (array) { + output = formatArray(ctx, value, recurseTimes, visibleKeys, keys); + } else { + output = keys.map(function(key) { + return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array); + }); + } + + ctx.seen.pop(); + + return reduceToSingleString(output, base, braces); +} + + +function formatPrimitive(ctx, value) { + switch (typeof value) { + case 'undefined': + return ctx.stylize('undefined', 'undefined'); + + case 'string': + var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '') + .replace(/'/g, "\\'") + .replace(/\\"/g, '"') + '\''; + return ctx.stylize(simple, 'string'); + + case 'number': + return ctx.stylize('' + value, 'number'); + + case 'boolean': + return ctx.stylize('' + value, 'boolean'); + } + // For some reason typeof null is "object", so special case here. + if (value === null) { + return ctx.stylize('null', 'null'); + } +} + + +function formatError(value) { + return '[' + Error.prototype.toString.call(value) + ']'; +} + + +function formatArray(ctx, value, recurseTimes, visibleKeys, keys) { + var output = []; + for (var i = 0, l = value.length; i < l; ++i) { + if (Object.prototype.hasOwnProperty.call(value, String(i))) { + output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, + String(i), true)); + } else { + output.push(''); + } + } + keys.forEach(function(key) { + if (!key.match(/^\d+$/)) { + output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, + key, true)); + } + }); + return output; +} + + +function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) { + var name, str; + if (value.__lookupGetter__) { + if (value.__lookupGetter__(key)) { + if (value.__lookupSetter__(key)) { + str = ctx.stylize('[Getter/Setter]', 'special'); + } else { + str = ctx.stylize('[Getter]', 'special'); + } + } else { + if (value.__lookupSetter__(key)) { + str = ctx.stylize('[Setter]', 'special'); + } + } + } + if (visibleKeys.indexOf(key) < 0) { + name = '[' + key + ']'; + } + if (!str) { + if (ctx.seen.indexOf(value[key]) < 0) { + if (recurseTimes === null) { + str = formatValue(ctx, value[key], null); + } else { + str = formatValue(ctx, value[key], recurseTimes - 1); + } + if (str.indexOf('\n') > -1) { + if (array) { + str = str.split('\n').map(function(line) { + return ' ' + line; + }).join('\n').substr(2); + } else { + str = '\n' + str.split('\n').map(function(line) { + return ' ' + line; + }).join('\n'); + } + } + } else { + str = ctx.stylize('[Circular]', 'special'); + } + } + if (typeof name === 'undefined') { + if (array && key.match(/^\d+$/)) { + return str; + } + name = JSON.stringify('' + key); + if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) { + name = name.substr(1, name.length - 2); + name = ctx.stylize(name, 'name'); + } else { + name = name.replace(/'/g, "\\'") + .replace(/\\"/g, '"') + .replace(/(^"|"$)/g, "'"); + name = ctx.stylize(name, 'string'); + } + } + + return name + ': ' + str; +} + + +function reduceToSingleString(output, base, braces) { + var numLinesEst = 0; + var length = output.reduce(function(prev, cur) { + numLinesEst++; + if (cur.indexOf('\n') >= 0) numLinesEst++; + return prev + cur.length + 1; + }, 0); + + if (length > 60) { + return braces[0] + + (base === '' ? '' : base + '\n ') + + ' ' + + output.join(',\n ') + + ' ' + + braces[1]; + } + + return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1]; +} + +function isArray(ar) { + return Array.isArray(ar) || + (typeof ar === 'object' && objectToString(ar) === '[object Array]'); +} + +function isRegExp(re) { + return typeof re === 'object' && objectToString(re) === '[object RegExp]'; +} + +function isDate(d) { + return typeof d === 'object' && objectToString(d) === '[object Date]'; +} + +function isError(e) { + return typeof e === 'object' && objectToString(e) === '[object Error]'; +} + +function objectToString(o) { + return Object.prototype.toString.call(o); +} + +}); +require.register("chai/lib/chai/utils/objDisplay.js", function(exports, require, module){ +/*! + * Chai - flag utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/*! + * Module dependancies + */ + +var inspect = require('./inspect'); +var config = require('../config'); + +/** + * ### .objDisplay (object) + * + * Determines if an object or an array matches + * criteria to be inspected in-line for error + * messages or should be truncated. + * + * @param {Mixed} javascript object to inspect + * @name objDisplay + * @api public + */ + +module.exports = function (obj) { + var str = inspect(obj) + , type = Object.prototype.toString.call(obj); + + if (config.truncateThreshold && str.length >= config.truncateThreshold) { + if (type === '[object Function]') { + return !obj.name || obj.name === '' + ? '[Function]' + : '[Function: ' + obj.name + ']'; + } else if (type === '[object Array]') { + return '[ Array(' + obj.length + ') ]'; + } else if (type === '[object Object]') { + var keys = Object.keys(obj) + , kstr = keys.length > 2 + ? keys.splice(0, 2).join(', ') + ', ...' + : keys.join(', '); + return '{ Object (' + kstr + ') }'; + } else { + return str; + } + } else { + return str; + } +}; + +}); +require.register("chai/lib/chai/utils/overwriteMethod.js", function(exports, require, module){ +/*! + * Chai - overwriteMethod utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### overwriteMethod (ctx, name, fn) + * + * Overwites an already existing method and provides + * access to previous function. Must return function + * to be used for name. + * + * utils.overwriteMethod(chai.Assertion.prototype, 'equal', function (_super) { + * return function (str) { + * var obj = utils.flag(this, 'object'); + * if (obj instanceof Foo) { + * new chai.Assertion(obj.value).to.equal(str); + * } else { + * _super.apply(this, arguments); + * } + * } + * }); + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.overwriteMethod('foo', fn); + * + * Then can be used as any other assertion. + * + * expect(myFoo).to.equal('bar'); + * + * @param {Object} ctx object whose method is to be overwritten + * @param {String} name of method to overwrite + * @param {Function} method function that returns a function to be used for name + * @name overwriteMethod + * @api public + */ + +module.exports = function (ctx, name, method) { + var _method = ctx[name] + , _super = function () { return this; }; + + if (_method && 'function' === typeof _method) + _super = _method; + + ctx[name] = function () { + var result = method(_super).apply(this, arguments); + return result === undefined ? this : result; + } +}; + +}); +require.register("chai/lib/chai/utils/overwriteProperty.js", function(exports, require, module){ +/*! + * Chai - overwriteProperty utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### overwriteProperty (ctx, name, fn) + * + * Overwites an already existing property getter and provides + * access to previous value. Must return function to use as getter. + * + * utils.overwriteProperty(chai.Assertion.prototype, 'ok', function (_super) { + * return function () { + * var obj = utils.flag(this, 'object'); + * if (obj instanceof Foo) { + * new chai.Assertion(obj.name).to.equal('bar'); + * } else { + * _super.call(this); + * } + * } + * }); + * + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.overwriteProperty('foo', fn); + * + * Then can be used as any other assertion. + * + * expect(myFoo).to.be.ok; + * + * @param {Object} ctx object whose property is to be overwritten + * @param {String} name of property to overwrite + * @param {Function} getter function that returns a getter function to be used for name + * @name overwriteProperty + * @api public + */ + +module.exports = function (ctx, name, getter) { + var _get = Object.getOwnPropertyDescriptor(ctx, name) + , _super = function () {}; + + if (_get && 'function' === typeof _get.get) + _super = _get.get + + Object.defineProperty(ctx, name, + { get: function () { + var result = getter(_super).call(this); + return result === undefined ? this : result; + } + , configurable: true + }); +}; + +}); +require.register("chai/lib/chai/utils/overwriteChainableMethod.js", function(exports, require, module){ +/*! + * Chai - overwriteChainableMethod utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### overwriteChainableMethod (ctx, name, fn) + * + * Overwites an already existing chainable method + * and provides access to the previous function or + * property. Must return functions to be used for + * name. + * + * utils.overwriteChainableMethod(chai.Assertion.prototype, 'length', + * function (_super) { + * } + * , function (_super) { + * } + * ); + * + * Can also be accessed directly from `chai.Assertion`. + * + * chai.Assertion.overwriteChainableMethod('foo', fn, fn); + * + * Then can be used as any other assertion. + * + * expect(myFoo).to.have.length(3); + * expect(myFoo).to.have.length.above(3); + * + * @param {Object} ctx object whose method / property is to be overwritten + * @param {String} name of method / property to overwrite + * @param {Function} method function that returns a function to be used for name + * @param {Function} chainingBehavior function that returns a function to be used for property + * @name overwriteChainableMethod + * @api public + */ + +module.exports = function (ctx, name, method, chainingBehavior) { + var chainableBehavior = ctx.__methods[name]; + + var _chainingBehavior = chainableBehavior.chainingBehavior; + chainableBehavior.chainingBehavior = function () { + var result = chainingBehavior(_chainingBehavior).call(this); + return result === undefined ? this : result; + }; + + var _method = chainableBehavior.method; + chainableBehavior.method = function () { + var result = method(_method).apply(this, arguments); + return result === undefined ? this : result; + }; +}; + +}); +require.register("chai/lib/chai/utils/test.js", function(exports, require, module){ +/*! + * Chai - test utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/*! + * Module dependancies + */ + +var flag = require('./flag'); + +/** + * # test(object, expression) + * + * Test and object for expression. + * + * @param {Object} object (constructed Assertion) + * @param {Arguments} chai.Assertion.prototype.assert arguments + */ + +module.exports = function (obj, args) { + var negate = flag(obj, 'negate') + , expr = args[0]; + return negate ? !expr : expr; +}; + +}); +require.register("chai/lib/chai/utils/transferFlags.js", function(exports, require, module){ +/*! + * Chai - transferFlags utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/** + * ### transferFlags(assertion, object, includeAll = true) + * + * Transfer all the flags for `assertion` to `object`. If + * `includeAll` is set to `false`, then the base Chai + * assertion flags (namely `object`, `ssfi`, and `message`) + * will not be transferred. + * + * + * var newAssertion = new Assertion(); + * utils.transferFlags(assertion, newAssertion); + * + * var anotherAsseriton = new Assertion(myObj); + * utils.transferFlags(assertion, anotherAssertion, false); + * + * @param {Assertion} assertion the assertion to transfer the flags from + * @param {Object} object the object to transfer the flags too; usually a new assertion + * @param {Boolean} includeAll + * @name getAllFlags + * @api private + */ + +module.exports = function (assertion, object, includeAll) { + var flags = assertion.__flags || (assertion.__flags = Object.create(null)); + + if (!object.__flags) { + object.__flags = Object.create(null); + } + + includeAll = arguments.length === 3 ? includeAll : true; + + for (var flag in flags) { + if (includeAll || + (flag !== 'object' && flag !== 'ssfi' && flag != 'message')) { + object.__flags[flag] = flags[flag]; + } + } +}; + +}); +require.register("chai/lib/chai/utils/type.js", function(exports, require, module){ +/*! + * Chai - type utility + * Copyright(c) 2012-2014 Jake Luer + * MIT Licensed + */ + +/*! + * Detectable javascript natives + */ + +var natives = { + '[object Arguments]': 'arguments' + , '[object Array]': 'array' + , '[object Date]': 'date' + , '[object Function]': 'function' + , '[object Number]': 'number' + , '[object RegExp]': 'regexp' + , '[object String]': 'string' +}; + +/** + * ### type(object) + * + * Better implementation of `typeof` detection that can + * be used cross-browser. Handles the inconsistencies of + * Array, `null`, and `undefined` detection. + * + * utils.type({}) // 'object' + * utils.type(null) // `null' + * utils.type(undefined) // `undefined` + * utils.type([]) // `array` + * + * @param {Mixed} object to detect type of + * @name type + * @api private + */ + +module.exports = function (obj) { + var str = Object.prototype.toString.call(obj); + if (natives[str]) return natives[str]; + if (obj === null) return 'null'; + if (obj === undefined) return 'undefined'; + if (obj === Object(obj)) return 'object'; + return typeof obj; +}; + +}); + + + + +require.alias("chaijs-assertion-error/index.js", "chai/deps/assertion-error/index.js"); +require.alias("chaijs-assertion-error/index.js", "chai/deps/assertion-error/index.js"); +require.alias("chaijs-assertion-error/index.js", "assertion-error/index.js"); +require.alias("chaijs-assertion-error/index.js", "chaijs-assertion-error/index.js"); +require.alias("chaijs-deep-eql/lib/eql.js", "chai/deps/deep-eql/lib/eql.js"); +require.alias("chaijs-deep-eql/lib/eql.js", "chai/deps/deep-eql/index.js"); +require.alias("chaijs-deep-eql/lib/eql.js", "deep-eql/index.js"); +require.alias("chaijs-type-detect/lib/type.js", "chaijs-deep-eql/deps/type-detect/lib/type.js"); +require.alias("chaijs-type-detect/lib/type.js", "chaijs-deep-eql/deps/type-detect/index.js"); +require.alias("chaijs-type-detect/lib/type.js", "chaijs-type-detect/index.js"); +require.alias("chaijs-deep-eql/lib/eql.js", "chaijs-deep-eql/index.js"); +require.alias("chai/index.js", "chai/index.js");if (typeof exports == "object") { + module.exports = require("chai"); +} else if (typeof define == "function" && define.amd) { + define([], function(){ return require("chai"); }); +} else { + this["chai"] = require("chai"); +}})(); +/* + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see . + */ + +mocha.setup("bdd"); +window.assert = chai.assert; + +(function() { + var OriginalReporter = mocha._reporter; + + var SauceReporter = function(runner) { + var failedTests = []; + + runner.on('end', function() { + window.mochaResults = runner.stats; + window.mochaResults.reports = failedTests; + }); + + runner.on('fail', function(test, err) { + var flattenTitles = function(test) { + var titles = []; + while (test.parent.title) { + titles.push(test.parent.title); + test = test.parent; + } + return titles.reverse(); + }; + failedTests.push({ + name: test.title, + result: false, + message: err.message, + stack: err.stack, + titles: flattenTitles(test) + }); + }); + + new OriginalReporter(runner); + }; + + SauceReporter.prototype = OriginalReporter.prototype; + + mocha.reporter(SauceReporter); +}()); + +/* + * global helpers for tests + */ +function assertEqualArrayBuffers(ab1, ab2) { + assert.deepEqual(new Uint8Array(ab1), new Uint8Array(ab2)); +}; + +function hexToArrayBuffer(str) { + var ret = new ArrayBuffer(str.length / 2); + var array = new Uint8Array(ret); + for (var i = 0; i < str.length/2; i++) + array[i] = parseInt(str.substr(i*2, 2), 16); + return ret; +}; diff --git a/test/testvectors.js b/libtextsecure/test/testvectors.js similarity index 100% rename from test/testvectors.js rename to libtextsecure/test/testvectors.js diff --git a/test/websocket-resources_test.js b/libtextsecure/test/websocket-resources_test.js similarity index 100% rename from test/websocket-resources_test.js rename to libtextsecure/test/websocket-resources_test.js diff --git a/test/index.html b/test/index.html index ac5de142d5..2a5cf6e571 100644 --- a/test/index.html +++ b/test/index.html @@ -150,20 +150,11 @@ - - - - - - - - - From 07899557dc222397d957be4601e8d6ca010c69b2 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 13 Jan 2015 15:23:11 -1000 Subject: [PATCH 6/9] Give libtextsecure its own components (with way fewer deps) --- Gruntfile.js | 9 + bower.json | 7 + js/libtextsecure.js | 5 +- libtextsecure/components.js | 18210 ++++++++++++++++++++++++++ libtextsecure/sendmessage.js | 5 +- libtextsecure/test/index.html | 4 +- libtextsecure/test/protocol_test.js | 8 +- 7 files changed, 18237 insertions(+), 11 deletions(-) create mode 100644 libtextsecure/components.js diff --git a/Gruntfile.js b/Gruntfile.js index 2a636b7bcd..b07f1de931 100644 --- a/Gruntfile.js +++ b/Gruntfile.js @@ -10,6 +10,11 @@ module.exports = function(grunt) { components.push('components/' + bower.concat.app[i] + '/**/*.js'); } + var libcomponents = []; + for (i in bower.concat.lib) { + libcomponents.push('components/' + bower.concat.lib[i] + '/**/*.js'); + } + grunt.initConfig({ pkg: grunt.file.readJSON('package.json'), concat: { @@ -17,6 +22,10 @@ module.exports = function(grunt) { src: components, dest: 'js/components.js', }, + libcomponents: { + src: libcomponents, + dest: 'libtextsecure/components.js', + }, curve25519: { src: [ 'build/curve25519_compiled.js', diff --git a/bower.json b/bower.json index 5f4a96c10f..ca68843ee5 100644 --- a/bower.json +++ b/bower.json @@ -99,6 +99,13 @@ "libphonenumber-api", "momentjs", "native-client" + ], + "lib": [ + "jquery", + "long", + "bytebuffer", + "protobuf", + "native-client" ] } } diff --git a/js/libtextsecure.js b/js/libtextsecure.js index 01e72938a7..c2d0337a9d 100644 --- a/js/libtextsecure.js +++ b/js/libtextsecure.js @@ -2524,7 +2524,8 @@ window.textsecure.messaging = function() { }); } - _.each(numbers, function(number) { + for (var i in numbers) { + var number = numbers[i]; var devicesForNumber = textsecure.storage.devices.getDeviceObjectsForNumber(number); var promises = []; @@ -2544,7 +2545,7 @@ window.textsecure.messaging = function() { } else doSendMessage(number, devicesForNumber, true); }); - }); + } } makeAttachmentPointer = function(attachment) { diff --git a/libtextsecure/components.js b/libtextsecure/components.js new file mode 100644 index 0000000000..148138a14b --- /dev/null +++ b/libtextsecure/components.js @@ -0,0 +1,18210 @@ +/*! + * jQuery JavaScript Library v2.1.1-pre + * http://jquery.com/ + * + * Includes Sizzle.js + * http://sizzlejs.com/ + * + * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-10-30T07:56Z + */ + +(function( global, factory ) { + + if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper window is present, + // execute the factory and get jQuery + // For environments that do not inherently posses a window with a document + // (such as Node.js), expose a jQuery-making factory as module.exports + // This accentuates the need for the creation of a real window + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } + +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { + +// Can't do this because several apps including ASP.NET trace +// the stack via arguments.caller.callee and Firefox dies if +// you try to trace through "use strict" call chains. (#13335) +// Support: Firefox 18+ +// + +var arr = []; + +var slice = arr.slice; + +var concat = arr.concat; + +var push = arr.push; + +var indexOf = arr.indexOf; + +var class2type = {}; + +var toString = class2type.toString; + +var hasOwn = class2type.hasOwnProperty; + +var support = {}; + + + +var + // Use the correct document accordingly with window argument (sandbox) + document = window.document, + + version = "2.1.1-pre", + + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); + }, + + // Support: Android<4.1 + // Make sure we trim BOM and NBSP + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, + + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }; + +jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used + jquery: version, + + constructor: jQuery, + + // Start with an empty selector + selector: "", + + // The default length of a jQuery object is 0 + length: 0, + + toArray: function() { + return slice.call( this ); + }, + + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num != null ? + + // Return just the one element from the set + ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + + // Return all the elements in a clean array + slice.call( this ); + }, + + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems ) { + + // Build a new jQuery matched element set + var ret = jQuery.merge( this.constructor(), elems ); + + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + ret.context = this.context; + + // Return the newly-formed element set + return ret; + }, + + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, + + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); + }, + + slice: function() { + return this.pushStack( slice.apply( this, arguments ) ); + }, + + first: function() { + return this.eq( 0 ); + }, + + last: function() { + return this.eq( -1 ); + }, + + eq: function( i ) { + var len = this.length, + j = +i + ( i < 0 ? len : 0 ); + return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); + }, + + end: function() { + return this.prevObject || this.constructor(null); + }, + + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: push, + sort: arr.sort, + splice: arr.splice +}; + +jQuery.extend = jQuery.fn.extend = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false; + + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; + + // skip the boolean and the target + target = arguments[ i ] || {}; + i++; + } + + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + target = {}; + } + + // extend jQuery itself if only one argument is passed + if ( i === length ) { + target = this; + i--; + } + + for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) { + // Extend the base object + for ( name in options ) { + src = target[ name ]; + copy = options[ name ]; + + // Prevent never-ending loop + if ( target === copy ) { + continue; + } + + // Recurse if we're merging plain objects or arrays + if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( copyIsArray ) { + copyIsArray = false; + clone = src && jQuery.isArray(src) ? src : []; + + } else { + clone = src && jQuery.isPlainObject(src) ? src : {}; + } + + // Never move original objects, clone them + target[ name ] = jQuery.extend( deep, clone, copy ); + + // Don't bring in undefined values + } else if ( copy !== undefined ) { + target[ name ] = copy; + } + } + } + } + + // Return the modified object + return target; +}; + +jQuery.extend({ + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), + + // Assume jQuery is ready without the ready module + isReady: true, + + error: function( msg ) { + throw new Error( msg ); + }, + + noop: function() {}, + + // See test/unit/core.js for details concerning isFunction. + // Since version 1.3, DOM methods and functions like alert + // aren't supported. They return false on IE (#2968). + isFunction: function( obj ) { + return jQuery.type(obj) === "function"; + }, + + isArray: Array.isArray, + + isWindow: function( obj ) { + return obj != null && obj === obj.window; + }, + + isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") + // ...but misinterprets leading-number strings, particularly hex literals ("0x...") + // subtraction forces infinities to NaN + return !jQuery.isArray( obj ) && obj - parseFloat( obj ) >= 0; + }, + + isPlainObject: function( obj ) { + // Not plain objects: + // - Any object or value whose internal [[Class]] property is not "[object Object]" + // - DOM nodes + // - window + if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.constructor && + !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { + return false; + } + + // If the function hasn't returned already, we're confident that + // |obj| is a plain object, created by {} or constructed with new Object + return true; + }, + + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; + }, + + type: function( obj ) { + if ( obj == null ) { + return obj + ""; + } + // Support: Android < 4.0, iOS < 6 (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call(obj) ] || "object" : + typeof obj; + }, + + // Evaluates a script in a global context + globalEval: function( code ) { + var script, + indirect = eval; + + code = jQuery.trim( code ); + + if ( code ) { + // If the code includes a valid, prologue position + // strict mode pragma, execute code by injecting a + // script tag into the document. + if ( code.indexOf("use strict") === 1 ) { + script = document.createElement("script"); + script.text = code; + document.head.appendChild( script ).parentNode.removeChild( script ); + } else { + // Otherwise, avoid the DOM node creation, insertion + // and removal by using an indirect global eval + indirect( code ); + } + } + }, + + // Convert dashed to camelCase; used by the css and data modules + // Microsoft forgot to hump their vendor prefix (#9572) + camelCase: function( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + }, + + // args is for internal usage only + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); + + if ( args ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } + + // A special, fast, case for the most common use of each + } else { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } + } + + return obj; + }, + + // Support: Android<4.1 + trim: function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, + + // results is for internal usage only + makeArray: function( arr, results ) { + var ret = results || []; + + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); + } else { + push.call( ret, arr ); + } + } + + return ret; + }, + + inArray: function( elem, arr, i ) { + return arr == null ? -1 : indexOf.call( arr, elem, i ); + }, + + merge: function( first, second ) { + var len = +second.length, + j = 0, + i = first.length; + + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; + } + + first.length = i; + + return first; + }, + + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], + i = 0, + length = elems.length, + callbackExpect = !invert; + + // Go through the array, only saving the items + // that pass the validator function + for ( ; i < length; i++ ) { + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); + } + } + + return matches; + }, + + // arg is for internal usage only + map: function( elems, callback, arg ) { + var value, + i = 0, + length = elems.length, + isArray = isArraylike( elems ), + ret = []; + + // Go through the array, translating each of the items to their new values + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + + // Go through every key on the object, + } else { + for ( i in elems ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + } + + // Flatten any nested arrays + return concat.apply( [], ret ); + }, + + // A global GUID counter for objects + guid: 1, + + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var tmp, args, proxy; + + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; + } + + // Quick check to determine if target is callable, in the spec + // this throws a TypeError, but we will just return undefined. + if ( !jQuery.isFunction( fn ) ) { + return undefined; + } + + // Simulated bind + args = slice.call( arguments, 2 ); + proxy = function() { + return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); + }; + + // Set the guid of unique handler to the same of original handler, so it can be removed + proxy.guid = fn.guid = fn.guid || jQuery.guid++; + + return proxy; + }, + + now: Date.now, + + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support +}); + +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); + +function isArraylike( obj ) { + var length = obj.length, + type = jQuery.type( obj ); + + if ( type === "function" || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.nodeType === 1 && length ) { + return true; + } + + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; +} +var Sizzle = +/*! + * Sizzle CSS Selector Engine v1.10.19 + * http://sizzlejs.com/ + * + * Copyright 2013 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-04-18 + */ +(function( window ) { + +var i, + support, + Expr, + getText, + isXML, + tokenize, + compile, + select, + outermostContext, + sortInput, + hasDuplicate, + + // Local document vars + setDocument, + document, + docElem, + documentIsHTML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, + + // Instance-specific data + expando = "sizzle" + -(new Date()), + preferredDoc = window.document, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + } + return 0; + }, + + // General-purpose constants + strundefined = typeof undefined, + MAX_NEGATIVE = 1 << 31, + + // Instance methods + hasOwn = ({}).hasOwnProperty, + arr = [], + pop = arr.pop, + push_native = arr.push, + push = arr.push, + slice = arr.slice, + // Use a stripped-down indexOf if we can't use a native one + indexOf = arr.indexOf || function( elem ) { + var i = 0, + len = this.length; + for ( ; i < len; i++ ) { + if ( this[i] === elem ) { + return i; + } + } + return -1; + }, + + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + + // Regular expressions + + // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + whitespace = "[\\x20\\t\\r\\n\\f]", + // http://www.w3.org/TR/css3-syntax/#characters + characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", + + // Loosely modeled on CSS identifier characters + // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors + // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = characterEncoding.replace( "w", "w#" ), + + // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + + // Operator (capture 2) + "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + + "*\\]", + + pseudos = ":(" + characterEncoding + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: + // 1. quoted (capture 3; capture 4 or capture 5) + "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) + "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) + ".*" + + ")\\)|)", + + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), + + rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + + rpseudo = new RegExp( pseudos ), + ridentifier = new RegExp( "^" + identifier + "$" ), + + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() + // We use this for POS matching in `select` + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + }, + + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + + rnative = /^[^{]+\{\s*\[native \w/, + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + + rsibling = /[+~]/, + rescape = /'|\\/g, + + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), + funescape = function( _, escaped, escapedWhitespace ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + // Support: Firefox<24 + // Workaround erroneous numeric interpretation of +"0x" + return high !== high || escapedWhitespace ? + escaped : + high < 0 ? + // BMP codepoint + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }; + +// Optimize for push.apply( _, NodeList ) +try { + push.apply( + (arr = slice.call( preferredDoc.childNodes )), + preferredDoc.childNodes + ); + // Support: Android<4.0 + // Detect silently failing push.apply + arr[ preferredDoc.childNodes.length ].nodeType; +} catch ( e ) { + push = { apply: arr.length ? + + // Leverage slice if possible + function( target, els ) { + push_native.apply( target, slice.call(els) ); + } : + + // Support: IE<9 + // Otherwise append directly + function( target, els ) { + var j = target.length, + i = 0; + // Can't trust NodeList.length + while ( (target[j++] = els[i++]) ) {} + target.length = j - 1; + } + }; +} + +function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; + + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } + + context = context || document; + results = results || []; + + if ( !selector || typeof selector !== "string" ) { + return results; + } + + if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { + return []; + } + + if ( documentIsHTML && !seed ) { + + // Shortcuts + if ( (match = rquickExpr.exec( selector )) ) { + // Speed-up: Sizzle("#ID") + if ( (m = match[1]) ) { + if ( nodeType === 9 ) { + elem = context.getElementById( m ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document (jQuery #6963) + if ( elem && elem.parentNode ) { + // Handle the case where IE, Opera, and Webkit return items + // by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { + return results; + } + } else { + // Context is not a document + if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && + contains( context, elem ) && elem.id === m ) { + results.push( elem ); + return results; + } + } + + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; + + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } + } + + // QSA path + if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + nid = old = expando; + newContext = context; + newSelector = nodeType === 9 && selector; + + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + groups = tokenize( selector ); + + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); + } + nid = "[id='" + nid + "'] "; + + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); + } + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; + newSelector = groups.join(","); + } + + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); + } + } + } + } + } + + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed ); +} + +/** + * Create key-value caches of limited size + * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) + * deleting the oldest entry + */ +function createCache() { + var keys = []; + + function cache( key, value ) { + // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries + delete cache[ keys.shift() ]; + } + return (cache[ key + " " ] = value); + } + return cache; +} + +/** + * Mark a function for special use by Sizzle + * @param {Function} fn The function to mark + */ +function markFunction( fn ) { + fn[ expando ] = true; + return fn; +} + +/** + * Support testing using an element + * @param {Function} fn Passed the created div and expects a boolean result + */ +function assert( fn ) { + var div = document.createElement("div"); + + try { + return !!fn( div ); + } catch (e) { + return false; + } finally { + // Remove from its parent by default + if ( div.parentNode ) { + div.parentNode.removeChild( div ); + } + // release memory in IE + div = null; + } +} + +/** + * Adds the same handler for all of the specified attrs + * @param {String} attrs Pipe-separated list of attributes + * @param {Function} handler The method that will be applied + */ +function addHandle( attrs, handler ) { + var arr = attrs.split("|"), + i = attrs.length; + + while ( i-- ) { + Expr.attrHandle[ arr[i] ] = handler; + } +} + +/** + * Checks document order of two siblings + * @param {Element} a + * @param {Element} b + * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b + */ +function siblingCheck( a, b ) { + var cur = b && a, + diff = cur && a.nodeType === 1 && b.nodeType === 1 && + ( ~b.sourceIndex || MAX_NEGATIVE ) - + ( ~a.sourceIndex || MAX_NEGATIVE ); + + // Use IE sourceIndex if available on both nodes + if ( diff ) { + return diff; + } + + // Check if b follows a + if ( cur ) { + while ( (cur = cur.nextSibling) ) { + if ( cur === b ) { + return -1; + } + } + } + + return a ? 1 : -1; +} + +/** + * Returns a function to use in pseudos for input types + * @param {String} type + */ +function createInputPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for buttons + * @param {String} type + */ +function createButtonPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return (name === "input" || name === "button") && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for positionals + * @param {Function} fn + */ +function createPositionalPseudo( fn ) { + return markFunction(function( argument ) { + argument = +argument; + return markFunction(function( seed, matches ) { + var j, + matchIndexes = fn( [], seed.length, argument ), + i = matchIndexes.length; + + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); +} + +/** + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value + */ +function testContext( context ) { + return context && typeof context.getElementsByTagName !== strundefined && context; +} + +// Expose support vars for convenience +support = Sizzle.support = {}; + +/** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ +isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +/** + * Sets document-related variables once based on the current document + * @param {Element|Object} [doc] An element or document object to use to set the document + * @returns {Object} Returns the current document + */ +setDocument = Sizzle.setDocument = function( node ) { + var hasCompare, + doc = node ? node.ownerDocument || node : preferredDoc, + parent = doc.defaultView; + + // If no document and documentElement is available, return + if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + return document; + } + + // Set our document + document = doc; + docElem = doc.documentElement; + + // Support tests + documentIsHTML = !isXML( doc ); + + // Support: IE>8 + // If iframe document is assigned to "document" variable and if iframe has been reloaded, + // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 + // IE6-8 do not support the defaultView property so parent will be undefined + if ( parent && parent !== parent.top ) { + // IE11 does not have attachEvent, so all must suffer + if ( parent.addEventListener ) { + parent.addEventListener( "unload", function() { + setDocument(); + }, false ); + } else if ( parent.attachEvent ) { + parent.attachEvent( "onunload", function() { + setDocument(); + }); + } + } + + /* Attributes + ---------------------------------------------------------------------- */ + + // Support: IE<8 + // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans) + support.attributes = assert(function( div ) { + div.className = "i"; + return !div.getAttribute("className"); + }); + + /* getElement(s)By* + ---------------------------------------------------------------------- */ + + // Check if getElementsByTagName("*") returns only elements + support.getElementsByTagName = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); + + // Check if getElementsByClassName can be trusted + support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) { + div.innerHTML = "
    "; + + // Support: Safari<4 + // Catch class over-caching + div.firstChild.className = "i"; + // Support: Opera<10 + // Catch gEBCN failure to find non-leading classes + return div.getElementsByClassName("i").length === 2; + }); + + // Support: IE<10 + // Check if getElementById returns elements by name + // The broken getElementById methods don't pick up programatically-set names, + // so use a roundabout getElementsByName test + support.getById = assert(function( div ) { + docElem.appendChild( div ).id = expando; + return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + }); + + // ID find and filter + if ( support.getById ) { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== strundefined && documentIsHTML ) { + var m = context.getElementById( id ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [ m ] : []; + } + }; + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + return elem.getAttribute("id") === attrId; + }; + }; + } else { + // Support: IE6/7 + // getElementById is not reliable as a find shortcut + delete Expr.find["ID"]; + + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); + return node && node.value === attrId; + }; + }; + } + + // Tag + Expr.find["TAG"] = support.getElementsByTagName ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== strundefined ) { + return context.getElementsByTagName( tag ); + } + } : + function( tag, context ) { + var elem, + tmp = [], + i = 0, + results = context.getElementsByTagName( tag ); + + // Filter out possible comments + if ( tag === "*" ) { + while ( (elem = results[i++]) ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } + } + + return tmp; + } + return results; + }; + + // Class + Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { + return context.getElementsByClassName( className ); + } + }; + + /* QSA/matchesSelector + ---------------------------------------------------------------------- */ + + // QSA and matchesSelector support + + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + rbuggyMatches = []; + + // qSa(:focus) reports false when true (Chrome 21) + // We allow this because of a bug in IE8/9 that throws an error + // whenever `document.activeElement` is accessed on an iframe + // So, we allow :focus to pass through QSA all the time to avoid the IE error + // See http://bugs.jquery.com/ticket/13378 + rbuggyQSA = []; + + if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert(function( div ) { + // Select is set to empty string on purpose + // This is to test IE's treatment of not explicitly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + div.innerHTML = ""; + + // Support: IE8, Opera 11-12.16 + // Nothing should be selected when empty strings follow ^= or $= or *= + // The test attribute must be unknown in Opera but "safe" for WinRT + // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( div.querySelectorAll("[msallowclip^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } + + // Support: IE8 + // Boolean attributes and "value" are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } + + // Webkit/Opera - :checked should return selected option elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":checked").length ) { + rbuggyQSA.push(":checked"); + } + }); + + assert(function( div ) { + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + var input = doc.createElement("input"); + input.setAttribute( "type", "hidden" ); + div.appendChild( input ).setAttribute( "name", "D" ); + + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( div.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); + } + + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Opera 10-11 does not throw on post-comma invalid pseudos + div.querySelectorAll("*,:x"); + rbuggyQSA.push(",.*:"); + }); + } + + if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + docElem.webkitMatchesSelector || + docElem.mozMatchesSelector || + docElem.oMatchesSelector || + docElem.msMatchesSelector) )) ) { + + assert(function( div ) { + // Check to see if it's possible to do matchesSelector + // on a disconnected node (IE 9) + support.disconnectedMatch = matches.call( div, "div" ); + + // This should fail with an exception + // Gecko does not error, returns false instead + matches.call( div, "[s!='']:x" ); + rbuggyMatches.push( "!=", pseudos ); + }); + } + + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); + + /* Contains + ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); + + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = hasCompare || rnative.test( docElem.contains ) ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && ( + adown.contains ? + adown.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + )); + } : + function( a, b ) { + if ( b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } + } + } + return false; + }; + + /* Sorting + ---------------------------------------------------------------------- */ + + // Document order sorting + sortOrder = hasCompare ? + function( a, b ) { + + // Flag for duplicate removal + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; + if ( compare ) { + return compare; + } + + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : + + // Otherwise we know they are disconnected + 1; + + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + + // Choose the first element that is related to our preferred document + if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; + } + + // Maintain original order + return sortInput ? + ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + 0; + } + + return compare & 4 ? -1 : 1; + } : + function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; + + // Parentless nodes are either documents or disconnected + if ( !aup || !bup ) { + return a === doc ? -1 : + b === doc ? 1 : + aup ? -1 : + bup ? 1 : + sortInput ? + ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + 0; + + // If the nodes are siblings, we can do a quick check + } else if ( aup === bup ) { + return siblingCheck( a, b ); + } + + // Otherwise we need full lists of their ancestors for comparison + cur = a; + while ( (cur = cur.parentNode) ) { + ap.unshift( cur ); + } + cur = b; + while ( (cur = cur.parentNode) ) { + bp.unshift( cur ); + } + + // Walk down the tree looking for a discrepancy + while ( ap[i] === bp[i] ) { + i++; + } + + return i ? + // Do a sibling check if the nodes have a common ancestor + siblingCheck( ap[i], bp[i] ) : + + // Otherwise nodes in our document sort first + ap[i] === preferredDoc ? -1 : + bp[i] === preferredDoc ? 1 : + 0; + }; + + return doc; +}; + +Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); +}; + +Sizzle.matchesSelector = function( elem, expr ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); + + if ( support.matchesSelector && documentIsHTML && + ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + + try { + var ret = matches.call( elem, expr ); + + // IE 9's matchesSelector returns false on disconnected nodes + if ( ret || support.disconnectedMatch || + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { + return ret; + } + } catch(e) {} + } + + return Sizzle( expr, document, null, [ elem ] ).length > 0; +}; + +Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); +}; + +Sizzle.attr = function( elem, name ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + var fn = Expr.attrHandle[ name.toLowerCase() ], + // Don't get fooled by Object.prototype properties (jQuery #13807) + val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? + fn( elem, name, !documentIsHTML ) : + undefined; + + return val !== undefined ? + val : + support.attributes || !documentIsHTML ? + elem.getAttribute( name ) : + (val = elem.getAttributeNode(name)) && val.specified ? + val.value : + null; +}; + +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; + +/** + * Document sorting and removing duplicates + * @param {ArrayLike} results + */ +Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + j = 0, + i = 0; + + // Unless we *know* we can detect duplicates, assume their presence + hasDuplicate = !support.detectDuplicates; + sortInput = !support.sortStable && results.slice( 0 ); + results.sort( sortOrder ); + + if ( hasDuplicate ) { + while ( (elem = results[i++]) ) { + if ( elem === results[ i ] ) { + j = duplicates.push( i ); + } + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } + + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; + + return results; +}; + +/** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ +getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + // If no nodeType, this is expected to be an array + while ( (node = elem[i++]) ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (jQuery #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); + } + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes + + return ret; +}; + +Expr = Sizzle.selectors = { + + // Can be adjusted by the user + cacheLength: 50, + + createPseudo: markFunction, + + match: matchExpr, + + attrHandle: {}, + + find: {}, + + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, + + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); + + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; + } + + return match.slice( 0, 4 ); + }, + + "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] + 1 type (only|nth|...) + 2 what (child|of-type) + 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) + 4 xn-component of xn+y argument ([+-]?\d*n|) + 5 sign of xn-component + 6 x of xn-component + 7 sign of y-component + 8 y of y-component + */ + match[1] = match[1].toLowerCase(); + + if ( match[1].slice( 0, 3 ) === "nth" ) { + // nth-* requires argument + if ( !match[3] ) { + Sizzle.error( match[0] ); + } + + // numeric x and y parameters for Expr.filter.CHILD + // remember that false/true cast respectively to 0/1 + match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); + match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + + // other types prohibit arguments + } else if ( match[3] ) { + Sizzle.error( match[0] ); + } + + return match; + }, + + "PSEUDO": function( match ) { + var excess, + unquoted = !match[6] && match[2]; + + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; + } + + // Accept quoted arguments as-is + if ( match[3] ) { + match[2] = match[4] || match[5] || ""; + + // Strip excess characters from unquoted arguments + } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) + (excess = tokenize( unquoted, true )) && + // advance to the next closing parenthesis + (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + + // excess is a negative index + match[0] = match[0].slice( 0, excess ); + match[2] = unquoted.slice( 0, excess ); + } + + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); + } + }, + + filter: { + + "TAG": function( nodeNameSelector ) { + var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + return nodeNameSelector === "*" ? + function() { return true; } : + function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; + }, + + "CLASS": function( className ) { + var pattern = classCache[ className + " " ]; + + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); + }); + }, + + "ATTR": function( name, operator, check ) { + return function( elem ) { + var result = Sizzle.attr( elem, name ); + + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; + } + + result += ""; + + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.slice( -check.length ) === check : + operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : + false; + }; + }, + + "CHILD": function( type, what, argument, first, last ) { + var simple = type.slice( 0, 3 ) !== "nth", + forward = type.slice( -4 ) !== "last", + ofType = what === "of-type"; + + return first === 1 && last === 0 ? + + // Shortcut for :nth-*(n) + function( elem ) { + return !!elem.parentNode; + } : + + function( elem, context, xml ) { + var cache, outerCache, node, diff, nodeIndex, start, + dir = simple !== forward ? "nextSibling" : "previousSibling", + parent = elem.parentNode, + name = ofType && elem.nodeName.toLowerCase(), + useCache = !xml && !ofType; + + if ( parent ) { + + // :(first|last|only)-(child|of-type) + if ( simple ) { + while ( dir ) { + node = elem; + while ( (node = node[ dir ]) ) { + if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + return false; + } + } + // Reverse direction for :only-* (if we haven't yet done so) + start = dir = type === "only" && !start && "nextSibling"; + } + return true; + } + + start = [ forward ? parent.firstChild : parent.lastChild ]; + + // non-xml :nth-child(...) stores cache data on `parent` + if ( forward && useCache ) { + // Seek `elem` from a previously-cached index + outerCache = parent[ expando ] || (parent[ expando ] = {}); + cache = outerCache[ type ] || []; + nodeIndex = cache[0] === dirruns && cache[1]; + diff = cache[0] === dirruns && cache[2]; + node = nodeIndex && parent.childNodes[ nodeIndex ]; + + while ( (node = ++nodeIndex && node && node[ dir ] || + + // Fallback to seeking `elem` from the start + (diff = nodeIndex = 0) || start.pop()) ) { + + // When found, cache indexes on `parent` and break + if ( node.nodeType === 1 && ++diff && node === elem ) { + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + break; + } + } + + // Use previously-cached element index if available + } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { + diff = cache[1]; + + // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) + } else { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + + if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { + // Cache the index of each encountered element + if ( useCache ) { + (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; + } + + if ( node === elem ) { + break; + } + } + } + } + + // Incorporate the offset, then check against cycle size + diff -= last; + return diff === first || ( diff % first === 0 && diff / first >= 0 ); + } + }; + }, + + "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive + // http://www.w3.org/TR/selectors/#pseudo-classes + // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters + // Remember that setFilters inherits from pseudos + var args, + fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || + Sizzle.error( "unsupported pseudo: " + pseudo ); + + // The user may use createPseudo to indicate that + // arguments are needed to create the filter function + // just as Sizzle does + if ( fn[ expando ] ) { + return fn( argument ); + } + + // But maintain support for old signatures + if ( fn.length > 1 ) { + args = [ pseudo, pseudo, "", argument ]; + return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? + markFunction(function( seed, matches ) { + var idx, + matched = fn( seed, argument ), + i = matched.length; + while ( i-- ) { + idx = indexOf.call( seed, matched[i] ); + seed[ idx ] = !( matches[ idx ] = matched[i] ); + } + }) : + function( elem ) { + return fn( elem, 0, args ); + }; + } + + return fn; + } + }, + + pseudos: { + // Potentially complex pseudos + "not": markFunction(function( selector ) { + // Trim the selector passed to compile + // to avoid treating leading and trailing + // spaces as combinators + var input = [], + results = [], + matcher = compile( selector.replace( rtrim, "$1" ) ); + + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; + + // Match elements unmatched by `matcher` + while ( i-- ) { + if ( (elem = unmatched[i]) ) { + seed[i] = !(matches[i] = elem); + } + } + }) : + function( elem, context, xml ) { + input[0] = elem; + matcher( input, null, xml, results ); + return !results.pop(); + }; + }), + + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), + + "contains": markFunction(function( text ) { + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), + + // "Whether an element is represented by a :lang() selector + // is based solely on the element's language value + // being equal to the identifier C, + // or beginning with the identifier C immediately followed by "-". + // The matching of C against the element's language value is performed case-insensitively. + // The identifier C does not have to be a valid language name." + // http://www.w3.org/TR/selectors/#lang-pseudo + "lang": markFunction( function( lang ) { + // lang value must be a valid identifier + if ( !ridentifier.test(lang || "") ) { + Sizzle.error( "unsupported lang: " + lang ); + } + lang = lang.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + var elemLang; + do { + if ( (elemLang = documentIsHTML ? + elem.lang : + elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + + elemLang = elemLang.toLowerCase(); + return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; + } + } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + return false; + }; + }), + + // Miscellaneous + "target": function( elem ) { + var hash = window.location && window.location.hash; + return hash && hash.slice( 1 ) === elem.id; + }, + + "root": function( elem ) { + return elem === docElem; + }, + + "focus": function( elem ) { + return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, + + // Boolean properties + "enabled": function( elem ) { + return elem.disabled === false; + }, + + "disabled": function( elem ) { + return elem.disabled === true; + }, + + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, + + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + + return elem.selected === true; + }, + + // Contents + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + if ( elem.nodeType < 6 ) { + return false; + } + } + return true; + }, + + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, + + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, + + "text": function( elem ) { + var attr; + return elem.nodeName.toLowerCase() === "input" && + elem.type === "text" && + + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + }, + + // Position-in-collection + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), + + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), + + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), + + "even": createPositionalPseudo(function( matchIndexes, length ) { + var i = 0; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; --i >= 0; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; ++i < length; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }) + } +}; + +Expr.pseudos["nth"] = Expr.pseudos["eq"]; + +// Add button/input type pseudos +for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { + Expr.pseudos[ i ] = createInputPseudo( i ); +} +for ( i in { submit: true, reset: true } ) { + Expr.pseudos[ i ] = createButtonPseudo( i ); +} + +// Easy API for creating new setFilters +function setFilters() {} +setFilters.prototype = Expr.filters = Expr.pseudos; +Expr.setFilters = new setFilters(); + +tokenize = Sizzle.tokenize = function( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ selector + " " ]; + + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); + } + + soFar = selector; + groups = []; + preFilters = Expr.preFilter; + + while ( soFar ) { + + // Comma and first run + if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( match ) { + // Don't consume trailing commas as valid + soFar = soFar.slice( match[0].length ) || soFar; + } + groups.push( (tokens = []) ); + } + + matched = false; + + // Combinators + if ( (match = rcombinators.exec( soFar )) ) { + matched = match.shift(); + tokens.push({ + value: matched, + // Cast descendant combinators to space + type: match[0].replace( rtrim, " " ) + }); + soFar = soFar.slice( matched.length ); + } + + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + matched = match.shift(); + tokens.push({ + value: matched, + type: type, + matches: match + }); + soFar = soFar.slice( matched.length ); + } + } + + if ( !matched ) { + break; + } + } + + // Return the length of the invalid excess + // if we're just parsing + // Otherwise, throw an error or return tokens + return parseOnly ? + soFar.length : + soFar ? + Sizzle.error( selector ) : + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +}; + +function toSelector( tokens ) { + var i = 0, + len = tokens.length, + selector = ""; + for ( ; i < len; i++ ) { + selector += tokens[i].value; + } + return selector; +} + +function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && dir === "parentNode", + doneName = done++; + + return combinator.first ? + // Check against closest ancestor/preceding element + function( elem, context, xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + return matcher( elem, context, xml ); + } + } + } : + + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + var oldCache, outerCache, + newCache = [ dirruns, doneName ]; + + // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + if ( xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + if ( matcher( elem, context, xml ) ) { + return true; + } + } + } + } else { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + outerCache = elem[ expando ] || (elem[ expando ] = {}); + if ( (oldCache = outerCache[ dir ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); + } else { + // Reuse newcache so results back-propagate to previous elements + outerCache[ dir ] = newCache; + + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + return true; + } + } + } + } + } + }; +} + +function elementMatcher( matchers ) { + return matchers.length > 1 ? + function( elem, context, xml ) { + var i = matchers.length; + while ( i-- ) { + if ( !matchers[i]( elem, context, xml ) ) { + return false; + } + } + return true; + } : + matchers[0]; +} + +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; +} + +function condense( unmatched, map, filter, context, xml ) { + var elem, + newUnmatched = [], + i = 0, + len = unmatched.length, + mapped = map != null; + + for ( ; i < len; i++ ) { + if ( (elem = unmatched[i]) ) { + if ( !filter || filter( elem, context, xml ) ) { + newUnmatched.push( elem ); + if ( mapped ) { + map.push( i ); + } + } + } + } + + return newUnmatched; +} + +function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { + if ( postFilter && !postFilter[ expando ] ) { + postFilter = setMatcher( postFilter ); + } + if ( postFinder && !postFinder[ expando ] ) { + postFinder = setMatcher( postFinder, postSelector ); + } + return markFunction(function( seed, results, context, xml ) { + var temp, i, elem, + preMap = [], + postMap = [], + preexisting = results.length, + + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, + + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results : + matcherIn; + + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); + } + + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); + + // Un-match failing elements by moving them back to matcherIn + i = temp.length; + while ( i-- ) { + if ( (elem = temp[i]) ) { + matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + } + } + } + + if ( seed ) { + if ( postFinder || preFilter ) { + if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts + temp = []; + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) ) { + // Restore matcherIn since elem is not yet a final match + temp.push( (matcherIn[i] = elem) ); + } + } + postFinder( null, (matcherOut = []), temp, xml ); + } + + // Move matched elements from seed to results to keep them synchronized + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) && + (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { + + seed[temp] = !(results[temp] = elem); + } + } + } + + // Add elements to results, through postFinder if defined + } else { + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } + } + }); +} + +function matcherFromTokens( tokens ) { + var checkContext, matcher, j, + len = tokens.length, + leadingRelative = Expr.relative[ tokens[0].type ], + implicitRelative = leadingRelative || Expr.relative[" "], + i = leadingRelative ? 1 : 0, + + // The foundational matcher ensures that elements are reachable from top-level context(s) + matchContext = addCombinator( function( elem ) { + return elem === checkContext; + }, implicitRelative, true ), + matchAnyContext = addCombinator( function( elem ) { + return indexOf.call( checkContext, elem ) > -1; + }, implicitRelative, true ), + matchers = [ function( elem, context, xml ) { + return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + (checkContext = context).nodeType ? + matchContext( elem, context, xml ) : + matchAnyContext( elem, context, xml ) ); + } ]; + + for ( ; i < len; i++ ) { + if ( (matcher = Expr.relative[ tokens[i].type ]) ) { + matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + } else { + matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + + // Return special upon seeing a positional matcher + if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling + j = ++i; + for ( ; j < len; j++ ) { + if ( Expr.relative[ tokens[j].type ] ) { + break; + } + } + return setMatcher( + i > 1 && elementMatcher( matchers ), + i > 1 && toSelector( + // If the preceding token was a descendant combinator, insert an implicit any-element `*` + tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) + ).replace( rtrim, "$1" ), + matcher, + i < j && matcherFromTokens( tokens.slice( i, j ) ), + j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && toSelector( tokens ) + ); + } + matchers.push( matcher ); + } + } + + return elementMatcher( matchers ); +} + +function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, outermost ) { + var elem, j, matcher, + matchedCount = 0, + i = "0", + unmatched = seed && [], + setMatched = [], + contextBackup = outermostContext, + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; + + if ( outermost ) { + outermostContext = context !== document && context; + } + + // Add elements passing elementMatchers directly to results + // Keep `i` a string if there are no elements so `matchedCount` will be "00" below + // Support: IE<9, Safari + // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id + for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + if ( byElement && elem ) { + j = 0; + while ( (matcher = elementMatchers[j++]) ) { + if ( matcher( elem, context, xml ) ) { + results.push( elem ); + break; + } + } + if ( outermost ) { + dirruns = dirrunsUnique; + } + } + + // Track unmatched elements for set filters + if ( bySet ) { + // They will have gone through all possible matchers + if ( (elem = !matcher && elem) ) { + matchedCount--; + } + + // Lengthen the array for every element, matched or not + if ( seed ) { + unmatched.push( elem ); + } + } + } + + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + j = 0; + while ( (matcher = setMatchers[j++]) ) { + matcher( unmatched, setMatched, context, xml ); + } + + if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting + if ( matchedCount > 0 ) { + while ( i-- ) { + if ( !(unmatched[i] || setMatched[i]) ) { + setMatched[i] = pop.call( results ); + } + } + } + + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } + + // Add matches to results + push.apply( results, setMatched ); + + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { + + Sizzle.uniqueSort( results ); + } + } + + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } + + return unmatched; + }; + + return bySet ? + markFunction( superMatcher ) : + superMatcher; +} + +compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ selector + " " ]; + + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !match ) { + match = tokenize( selector ); + } + i = match.length; + while ( i-- ) { + cached = matcherFromTokens( match[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); + } else { + elementMatchers.push( cached ); + } + } + + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + + // Save selector and tokenization + cached.selector = selector; + } + return cached; +}; + +/** + * A low-level selection function that works with Sizzle's compiled + * selector functions + * @param {String|Function} selector A selector or a pre-compiled + * selector function built with Sizzle.compile + * @param {Element} context + * @param {Array} [results] + * @param {Array} [seed] A set of elements to match against + */ +select = Sizzle.select = function( selector, context, results, seed ) { + var i, tokens, token, type, find, + compiled = typeof selector === "function" && selector, + match = !seed && tokenize( (selector = compiled.selector || selector) ); + + results = results || []; + + // Try to minimize operations if there is no seed and only one group + if ( match.length === 1 ) { + + // Take a shortcut and set the context if the root selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + support.getById && context.nodeType === 9 && documentIsHTML && + Expr.relative[ tokens[1].type ] ) { + + context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + if ( !context ) { + return results; + + // Precompiled matchers will still verify ancestry, so step up a level + } else if ( compiled ) { + context = context.parentNode; + } + + selector = selector.slice( tokens.shift().value.length ); + } + + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; + + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { + + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && toSelector( tokens ); + if ( !selector ) { + push.apply( results, seed ); + return results; + } + + break; + } + } + } + } + + // Compile and execute a filtering function if one is not provided + // Provide `match` to avoid retokenization if we modified the selector above + ( compiled || compile( selector, match ) )( + seed, + context, + !documentIsHTML, + results, + rsibling.test( selector ) && testContext( context.parentNode ) || context + ); + return results; +}; + +// One-time assignments + +// Sort stability +support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; + +// Support: Chrome<14 +// Always assume duplicates if they aren't passed to the comparison function +support.detectDuplicates = !!hasDuplicate; + +// Initialize against the default document +setDocument(); + +// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) +// Detached nodes confoundingly follow *each other* +support.sortDetached = assert(function( div1 ) { + // Should return 1, but returns 4 (following) + return div1.compareDocumentPosition( document.createElement("div") ) & 1; +}); + +// Support: IE<8 +// Prevent attribute/property "interpolation" +// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !assert(function( div ) { + div.innerHTML = ""; + return div.firstChild.getAttribute("href") === "#" ; +}) ) { + addHandle( "type|href|height|width", function( elem, name, isXML ) { + if ( !isXML ) { + return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); + } + }); +} + +// Support: IE<9 +// Use defaultValue in place of getAttribute("value") +if ( !support.attributes || !assert(function( div ) { + div.innerHTML = ""; + div.firstChild.setAttribute( "value", "" ); + return div.firstChild.getAttribute( "value" ) === ""; +}) ) { + addHandle( "value", function( elem, name, isXML ) { + if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { + return elem.defaultValue; + } + }); +} + +// Support: IE<9 +// Use getAttributeNode to fetch booleans when getAttribute lies +if ( !assert(function( div ) { + return div.getAttribute("disabled") == null; +}) ) { + addHandle( booleans, function( elem, name, isXML ) { + var val; + if ( !isXML ) { + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; + } + }); +} + +return Sizzle; + +})( window ); + + + +jQuery.find = Sizzle; +jQuery.expr = Sizzle.selectors; +jQuery.expr[":"] = jQuery.expr.pseudos; +jQuery.unique = Sizzle.uniqueSort; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; + + + +var rneedsContext = jQuery.expr.match.needsContext; + +var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); + + + +var risSimple = /^.[^:#\[\.,]*$/; + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, not ) { + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + /* jshint -W018 */ + return !!qualifier.call( elem, i, elem ) !== not; + }); + + } + + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; + }); + + } + + if ( typeof qualifier === "string" ) { + if ( risSimple.test( qualifier ) ) { + return jQuery.filter( qualifier, elements, not ); + } + + qualifier = jQuery.filter( qualifier, elements ); + } + + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; + }); +} + +jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; + + if ( not ) { + expr = ":not(" + expr + ")"; + } + + return elems.length === 1 && elem.nodeType === 1 ? + jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : + jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + })); +}; + +jQuery.fn.extend({ + find: function( selector ) { + var i, + len = this.length, + ret = [], + self = this; + + if ( typeof selector !== "string" ) { + return this.pushStack( jQuery( selector ).filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + }) ); + } + + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, self[ i ], ret ); + } + + // Needed because $( selector, context ) becomes $( context ).find( selector ) + ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); + ret.selector = this.selector ? this.selector + " " + selector : selector; + return ret; + }, + filter: function( selector ) { + return this.pushStack( winnow(this, selector || [], false) ); + }, + not: function( selector ) { + return this.pushStack( winnow(this, selector || [], true) ); + }, + is: function( selector ) { + return !!winnow( + this, + + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } +}); + + +// Initialize a jQuery object + + +// A central reference to the root jQuery(document) +var rootjQuery, + + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + + init = jQuery.fn.init = function( selector, context ) { + var match, elem; + + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } + + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; + + } else { + match = rquickExpr.exec( selector ); + } + + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { + + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; + + // scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[1], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); + + // HANDLE: $(html, props) + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { + // Properties of context are called as methods if possible + if ( jQuery.isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); + + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); + } + } + } + + return this; + + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + if ( elem && elem.parentNode ) { + // Inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; + } + + this.context = document; + this.selector = selector; + return this; + } + + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); + + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } + + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; + + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) { + return typeof rootjQuery.ready !== "undefined" ? + rootjQuery.ready( selector ) : + // Execute immediately if ready is not present + selector( jQuery ); + } + + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; + } + + return jQuery.makeArray( selector, this ); + }; + +// Give the init function the jQuery prototype for later instantiation +init.prototype = jQuery.fn; + +// Initialize central reference +rootjQuery = jQuery( document ); + + +var rparentsprev = /^(?:parents|prev(?:Until|All))/, + // methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; + +jQuery.extend({ + dir: function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; + + while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; + } + matched.push( elem ); + } + } + return matched; + }, + + sibling: function( n, elem ) { + var matched = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } + } + + return matched; + } +}); + +jQuery.fn.extend({ + has: function( target ) { + var targets = jQuery( target, this ), + l = targets.length; + + return this.filter(function() { + var i = 0; + for ( ; i < l; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; + } + } + }); + }, + + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; + + for ( ; i < l; i++ ) { + for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments + if ( cur.nodeType < 11 && (pos ? + pos.index(cur) > -1 : + + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector(cur, selectors)) ) { + + matched.push( cur ); + break; + } + } + } + + return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); + }, + + // Determine the position of an element within + // the matched set of elements + index: function( elem ) { + + // No argument, return index in parent + if ( !elem ) { + return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + } + + // index in selector + if ( typeof elem === "string" ) { + return indexOf.call( jQuery( elem ), this[ 0 ] ); + } + + // Locate the position of the desired element + return indexOf.call( this, + + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[ 0 ] : elem + ); + }, + + add: function( selector, context ) { + return this.pushStack( + jQuery.unique( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, + + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } +}); + +function sibling( cur, dir ) { + while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} + return cur; +} + +jQuery.each({ + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return jQuery.dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return jQuery.dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return jQuery.dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return jQuery.dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return jQuery.dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return jQuery.dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return jQuery.sibling( elem.firstChild ); + }, + contents: function( elem ) { + return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var matched = jQuery.map( this, fn, until ); + + if ( name.slice( -5 ) !== "Until" ) { + selector = until; + } + + if ( selector && typeof selector === "string" ) { + matched = jQuery.filter( selector, matched ); + } + + if ( this.length > 1 ) { + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + jQuery.unique( matched ); + } + + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + matched.reverse(); + } + } + + return this.pushStack( matched ); + }; +}); +var rnotwhite = (/\S+/g); + + + +// String to Object options format cache +var optionsCache = {}; + +// Convert String-formatted options into Object-formatted ones and store in cache +function createOptions( options ) { + var object = optionsCache[ options ] = {}; + jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + object[ flag ] = true; + }); + return object; +} + +/* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ +jQuery.Callbacks = function( options ) { + + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + ( optionsCache[ options ] || createOptions( options ) ) : + jQuery.extend( {}, options ); + + var // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // Flag to know if list is currently firing + firing, + // First callback to fire (used internally by add and fireWith) + firingStart, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // Actual callback list + list = [], + // Stack of fire calls for repeatable lists + stack = !options.once && [], + // Fire callbacks + fire = function( data ) { + memory = options.memory && data; + fired = true; + firingIndex = firingStart || 0; + firingStart = 0; + firingLength = list.length; + firing = true; + for ( ; list && firingIndex < firingLength; firingIndex++ ) { + if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { + memory = false; // To prevent further calls using add + break; + } + } + firing = false; + if ( list ) { + if ( stack ) { + if ( stack.length ) { + fire( stack.shift() ); + } + } else if ( memory ) { + list = []; + } else { + self.disable(); + } + } + }, + // Actual Callbacks object + self = { + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { + // First, we save the current length + var start = list.length; + (function add( args ) { + jQuery.each( args, function( _, arg ) { + var type = jQuery.type( arg ); + if ( type === "function" ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && type !== "string" ) { + // Inspect recursively + add( arg ); + } + }); + })( arguments ); + // Do we need to add the callbacks to the + // current firing batch? + if ( firing ) { + firingLength = list.length; + // With memory, if we're not firing then + // we should call right away + } else if ( memory ) { + firingStart = start; + fire( memory ); + } + } + return this; + }, + // Remove a callback from the list + remove: function() { + if ( list ) { + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + // Handle firing indexes + if ( firing ) { + if ( index <= firingLength ) { + firingLength--; + } + if ( index <= firingIndex ) { + firingIndex--; + } + } + } + }); + } + return this; + }, + // Check if a given callback is in the list. + // If no argument is given, return whether or not list has callbacks attached. + has: function( fn ) { + return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); + }, + // Remove all callbacks from the list + empty: function() { + list = []; + firingLength = 0; + return this; + }, + // Have the list do nothing anymore + disable: function() { + list = stack = memory = undefined; + return this; + }, + // Is it disabled? + disabled: function() { + return !list; + }, + // Lock the list in its current state + lock: function() { + stack = undefined; + if ( !memory ) { + self.disable(); + } + return this; + }, + // Is it locked? + locked: function() { + return !stack; + }, + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + if ( list && ( !fired || stack ) ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( firing ) { + stack.push( args ); + } else { + fire( args ); + } + } + return this; + }, + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; + } + }; + + return self; +}; + + +jQuery.extend({ + + Deferred: function( func ) { + var tuples = [ + // action, add listener, listener list, final state + [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], + [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], + [ "notify", "progress", jQuery.Callbacks("memory") ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + then: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + return jQuery.Deferred(function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { + var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer + deferred[ tuple[1] ](function() { + var returned = fn && fn.apply( this, arguments ); + if ( returned && jQuery.isFunction( returned.promise ) ) { + returned.promise() + .done( newDefer.resolve ) + .fail( newDefer.reject ) + .progress( newDefer.notify ); + } else { + newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); + } + }); + }); + fns = null; + }).promise(); + }, + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; + + // Keep pipe for back-compat + promise.pipe = promise.then; + + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 3 ]; + + // promise[ done | fail | progress ] = list.add + promise[ tuple[1] ] = list.add; + + // Handle state + if ( stateString ) { + list.add(function() { + // state = [ resolved | rejected ] + state = stateString; + + // [ reject_list | resolve_list ].disable; progress_list.lock + }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + } + + // deferred[ resolve | reject | notify ] + deferred[ tuple[0] ] = function() { + deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); + return this; + }; + deferred[ tuple[0] + "With" ] = list.fireWith; + }); + + // Make the deferred a promise + promise.promise( deferred ); + + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); + } + + // All done! + return deferred; + }, + + // Deferred helper + when: function( subordinate /* , ..., subordinateN */ ) { + var i = 0, + resolveValues = slice.call( arguments ), + length = resolveValues.length, + + // the count of uncompleted subordinates + remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + + // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + + // Update function for both resolve and progress values + updateFunc = function( i, contexts, values ) { + return function( value ) { + contexts[ i ] = this; + values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( values === progressValues ) { + deferred.notifyWith( contexts, values ); + } else if ( !( --remaining ) ) { + deferred.resolveWith( contexts, values ); + } + }; + }, + + progressValues, progressContexts, resolveContexts; + + // add listeners to Deferred subordinates; treat others as resolved + if ( length > 1 ) { + progressValues = new Array( length ); + progressContexts = new Array( length ); + resolveContexts = new Array( length ); + for ( ; i < length; i++ ) { + if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { + resolveValues[ i ].promise() + .done( updateFunc( i, resolveContexts, resolveValues ) ) + .fail( deferred.reject ) + .progress( updateFunc( i, progressContexts, progressValues ) ); + } else { + --remaining; + } + } + } + + // if we're not waiting on anything, resolve the master + if ( !remaining ) { + deferred.resolveWith( resolveContexts, resolveValues ); + } + + return deferred.promise(); + } +}); + + +// The deferred used on DOM ready +var readyList; + +jQuery.fn.ready = function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); + + return this; +}; + +jQuery.extend({ + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, + + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, + + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); + } + }, + + // Handle when the DOM is ready + ready: function( wait ) { + + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; + } + + // Remember that the DOM is ready + jQuery.isReady = true; + + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } + + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + + // Trigger any bound ready events + if ( jQuery.fn.triggerHandler ) { + jQuery( document ).triggerHandler( "ready" ); + jQuery( document ).off( "ready" ); + } + } +}); + +/** + * The ready event handler and self cleanup method + */ +function completed() { + document.removeEventListener( "DOMContentLoaded", completed, false ); + window.removeEventListener( "load", completed, false ); + jQuery.ready(); +} + +jQuery.ready.promise = function( obj ) { + if ( !readyList ) { + + readyList = jQuery.Deferred(); + + // Catch cases where $(document).ready() is called after the browser event has already occurred. + // we once tried to use readyState "interactive" here, but it caused issues like the one + // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 + if ( document.readyState === "complete" ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + setTimeout( jQuery.ready ); + + } else { + + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); + } + } + return readyList.promise( obj ); +}; + +// Kick off the DOM ready check even if the user does not +jQuery.ready.promise(); + + + + +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; + + // Sets many values + if ( jQuery.type( key ) === "object" ) { + chainable = true; + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); + } + + // Sets one value + } else if ( value !== undefined ) { + chainable = true; + + if ( !jQuery.isFunction( value ) ) { + raw = true; + } + + if ( bulk ) { + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; + + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } + } + + if ( fn ) { + for ( ; i < len; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + } + } + } + + return chainable ? + elems : + + // Gets + bulk ? + fn.call( elems ) : + len ? fn( elems[0], key ) : emptyGet; +}; + + +/** + * Determines whether an object can have data + */ +jQuery.acceptData = function( owner ) { + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + /* jshint -W018 */ + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); +}; + + +function Data() { + // Support: Android < 4, + // Old WebKit does not have Object.preventExtensions/freeze method, + // return new empty object instead with no [[set]] accessor + Object.defineProperty( this.cache = {}, 0, { + get: function() { + return {}; + } + }); + + this.expando = jQuery.expando + Math.random(); +} + +Data.uid = 1; +Data.accepts = jQuery.acceptData; + +Data.prototype = { + key: function( owner ) { + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return the key for a frozen object. + if ( !Data.accepts( owner ) ) { + return 0; + } + + var descriptor = {}, + // Check if the owner object already has a cache key + unlock = owner[ this.expando ]; + + // If not, create one + if ( !unlock ) { + unlock = Data.uid++; + + // Secure it in a non-enumerable, non-writable property + try { + descriptor[ this.expando ] = { value: unlock }; + Object.defineProperties( owner, descriptor ); + + // Support: Android < 4 + // Fallback to a less secure definition + } catch ( e ) { + descriptor[ this.expando ] = unlock; + jQuery.extend( owner, descriptor ); + } + } + + // Ensure the cache object + if ( !this.cache[ unlock ] ) { + this.cache[ unlock ] = {}; + } + + return unlock; + }, + set: function( owner, data, value ) { + var prop, + // There may be an unlock assigned to this node, + // if there is no entry for this "owner", create one inline + // and set the unlock as though an owner entry had always existed + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + // Handle: [ owner, key, value ] args + if ( typeof data === "string" ) { + cache[ data ] = value; + + // Handle: [ owner, { properties } ] args + } else { + // Fresh assignments by object are shallow copied + if ( jQuery.isEmptyObject( cache ) ) { + jQuery.extend( this.cache[ unlock ], data ); + // Otherwise, copy the properties one-by-one to the cache object + } else { + for ( prop in data ) { + cache[ prop ] = data[ prop ]; + } + } + } + return cache; + }, + get: function( owner, key ) { + // Either a valid cache is found, or will be created. + // New caches will be created and the unlock returned, + // allowing direct access to the newly created + // empty data object. A valid owner object must be provided. + var cache = this.cache[ this.key( owner ) ]; + + return key === undefined ? + cache : cache[ key ]; + }, + access: function( owner, key, value ) { + var stored; + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ((key && typeof key === "string") && value === undefined) ) { + + stored = this.get( owner, key ); + + return stored !== undefined ? + stored : this.get( owner, jQuery.camelCase(key) ); + } + + // [*]When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); + + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, name, camel, + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + if ( key === undefined ) { + this.cache[ unlock ] = {}; + + } else { + // Support array or space separated string of keys + if ( jQuery.isArray( key ) ) { + // If "name" is an array of keys... + // When data is initially created, via ("key", "val") signature, + // keys will be converted to camelCase. + // Since there is no way to tell _how_ a key was added, remove + // both plain key and camelCase key. #12786 + // This will only penalize the array argument path. + name = key.concat( key.map( jQuery.camelCase ) ); + } else { + camel = jQuery.camelCase( key ); + // Try the string as a key before any manipulation + if ( key in cache ) { + name = [ key, camel ]; + } else { + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + name = camel; + name = name in cache ? + [ name ] : ( name.match( rnotwhite ) || [] ); + } + } + + i = name.length; + while ( i-- ) { + delete cache[ name[ i ] ]; + } + } + }, + hasData: function( owner ) { + return !jQuery.isEmptyObject( + this.cache[ owner[ this.expando ] ] || {} + ); + }, + discard: function( owner ) { + if ( owner[ this.expando ] ) { + delete this.cache[ owner[ this.expando ] ]; + } + } +}; +var data_priv = new Data(); + +var data_user = new Data(); + + + +/* + Implementation Summary + + 1. Enforce API surface and semantic compatibility with 1.9.x branch + 2. Improve the module's maintainability by reducing the storage + paths to a single mechanism. + 3. Use the same single mechanism to support "private" and "user" data. + 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) + 5. Avoid exposing implementation details on user objects (eg. expando properties) + 6. Provide a clear path for implementation upgrade to WeakMap in 2014 +*/ +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /([A-Z])/g; + +function dataAttr( elem, key, data ) { + var name; + + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + data_user.set( elem, key, data ); + } else { + data = undefined; + } + } + return data; +} + +jQuery.extend({ + hasData: function( elem ) { + return data_user.hasData( elem ) || data_priv.hasData( elem ); + }, + + data: function( elem, name, data ) { + return data_user.access( elem, name, data ); + }, + + removeData: function( elem, name ) { + data_user.remove( elem, name ); + }, + + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to data_priv methods, these can be deprecated. + _data: function( elem, name, data ) { + return data_priv.access( elem, name, data ); + }, + + _removeData: function( elem, name ) { + data_priv.remove( elem, name ); + } +}); + +jQuery.fn.extend({ + data: function( key, value ) { + var i, name, data, + elem = this[ 0 ], + attrs = elem && elem.attributes; + + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = data_user.get( elem ); + + if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { + i = attrs.length; + while ( i-- ) { + + // Support: IE11+ + // The attrs elements can be null (#14894) + if ( attrs[ i ] ) { + name = attrs[ i ].name; + if ( name.indexOf( "data-" ) === 0 ) { + name = jQuery.camelCase( name.slice(5) ); + dataAttr( elem, name, data[ name ] ); + } + } + } + data_priv.set( elem, "hasDataAttrs", true ); + } + } + + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + data_user.set( this, key ); + }); + } + + return access( this, function( value ) { + var data, + camelKey = jQuery.camelCase( key ); + + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { + // Attempt to get data from the cache + // with the key as-is + data = data_user.get( elem, key ); + if ( data !== undefined ) { + return data; + } + + // Attempt to get data from the cache + // with the key camelized + data = data_user.get( elem, camelKey ); + if ( data !== undefined ) { + return data; + } + + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, camelKey, undefined ); + if ( data !== undefined ) { + return data; + } + + // We tried really hard, but the data doesn't exist. + return; + } + + // Set the data... + this.each(function() { + // First, attempt to store a copy or reference of any + // data that might've been store with a camelCased key. + var data = data_user.get( this, camelKey ); + + // For HTML5 data-* attribute interop, we have to + // store property names with dashes in a camelCase form. + // This might not apply to all properties...* + data_user.set( this, camelKey, value ); + + // *... In the case of properties that might _actually_ + // have dashes, we need to also store a copy of that + // unchanged property. + if ( key.indexOf("-") !== -1 && data !== undefined ) { + data_user.set( this, key, value ); + } + }); + }, null, value, arguments.length > 1, null, true ); + }, + + removeData: function( key ) { + return this.each(function() { + data_user.remove( this, key ); + }); + } +}); + + +jQuery.extend({ + queue: function( elem, type, data ) { + var queue; + + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = data_priv.get( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray( data ) ) { + queue = data_priv.access( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } + } + return queue || []; + } + }, + + dequeue: function( elem, type ) { + type = type || "fx"; + + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; + + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; + } + + if ( fn ) { + + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); + } + + // clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); + } + + if ( !startLength && hooks ) { + hooks.empty.fire(); + } + }, + + // not intended for public consumption - generates a queueHooks object, or returns the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return data_priv.get( elem, key ) || data_priv.access( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + data_priv.remove( elem, [ type + "queue", key ] ); + }) + }); + } +}); + +jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; + + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; + } + + if ( arguments.length < setter ) { + return jQuery.queue( this[0], type ); + } + + return data === undefined ? + this : + this.each(function() { + var queue = jQuery.queue( this, type, data ); + + // ensure a hooks for this queue + jQuery._queueHooks( this, type ); + + if ( type === "fx" && queue[0] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + }); + }, + dequeue: function( type ) { + return this.each(function() { + jQuery.dequeue( this, type ); + }); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); + } + }; + + if ( typeof type !== "string" ) { + obj = type; + type = undefined; + } + type = type || "fx"; + + while ( i-- ) { + tmp = data_priv.get( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); + } + } + resolve(); + return defer.promise( obj ); + } +}); +var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; + +var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; + +var isHidden = function( elem, el ) { + // isHidden might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; + return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); + }; + +var rcheckableType = (/^(?:checkbox|radio)$/i); + + + +(function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); + + // #11217 - WebKit loses check when the name is after the checked attribute + // Support: Windows Web Apps (WWA) + // `name` and `type` need .setAttribute for WWA + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + + // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3 + // old WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Make sure textarea (and checkbox) defaultValue is properly cloned + // Support: IE9-IE11+ + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; +})(); +var strundefined = typeof undefined; + + + +support.focusinBubbles = "onfocusin" in window; + + +var + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + +function returnTrue() { + return true; +} + +function returnFalse() { + return false; +} + +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} + +/* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ +jQuery.event = { + + global: {}, + + add: function( elem, types, handler, data, selector ) { + + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.get( elem ); + + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { + return; + } + + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } + + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } + + // Init the element's event structure and main handler, if this is the first + if ( !(events = elemData.events) ) { + events = elemData.events = {}; + } + if ( !(eventHandle = elemData.handle) ) { + eventHandle = elemData.handle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; + }; + } + + // Handle multiple events separated by a space + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; + } + + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; + + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; + + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; + + // handleObj is passed to all event handlers + handleObj = jQuery.extend({ + type: type, + origType: origType, + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join(".") + }, handleObjIn ); + + // Init the event handler queue if we're the first + if ( !(handlers = events[ type ]) ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; + + // Only use addEventListener if the special events handler returns false + if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle, false ); + } + } + } + + if ( special.add ) { + special.add.call( elem, handleObj ); + + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } + } + + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); + } + + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; + } + + }, + + // Detach an event or set of events from an element + remove: function( elem, types, handler, selector, mappedTypes ) { + + var j, origCount, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.hasData( elem ) && data_priv.get( elem ); + + if ( !elemData || !(events = elemData.events) ) { + return; + } + + // Once for each type.namespace in types; type may be omitted + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // Unbind all events (on this namespace, if provided) for the element + if ( !type ) { + for ( type in events ) { + jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); + } + continue; + } + + special = jQuery.event.special[ type ] || {}; + type = ( selector ? special.delegateType : special.bindType ) || type; + handlers = events[ type ] || []; + tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); + + // Remove matching events + origCount = j = handlers.length; + while ( j-- ) { + handleObj = handlers[ j ]; + + if ( ( mappedTypes || origType === handleObj.origType ) && + ( !handler || handler.guid === handleObj.guid ) && + ( !tmp || tmp.test( handleObj.namespace ) ) && + ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { + handlers.splice( j, 1 ); + + if ( handleObj.selector ) { + handlers.delegateCount--; + } + if ( special.remove ) { + special.remove.call( elem, handleObj ); + } + } + } + + // Remove generic event handler if we removed something and no more handlers exist + // (avoids potential for endless recursion during removal of special event handlers) + if ( origCount && !handlers.length ) { + if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + jQuery.removeEvent( elem, type, elemData.handle ); + } + + delete events[ type ]; + } + } + + // Remove the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + delete elemData.handle; + data_priv.remove( elem, "events" ); + } + }, + + trigger: function( event, data, elem, onlyHandlers ) { + + var i, cur, tmp, bubbleType, ontype, handle, special, + eventPath = [ elem || document ], + type = hasOwn.call( event, "type" ) ? event.type : event, + namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; + + cur = tmp = elem = elem || document; + + // Don't do events on text and comment nodes + if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + return; + } + + // focus/blur morphs to focusin/out; ensure we're not firing them right now + if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { + return; + } + + if ( type.indexOf(".") >= 0 ) { + // Namespaced trigger; create a regexp to match event type in handle() + namespaces = type.split("."); + type = namespaces.shift(); + namespaces.sort(); + } + ontype = type.indexOf(":") < 0 && "on" + type; + + // Caller can pass in a jQuery.Event object, Object, or just an event type string + event = event[ jQuery.expando ] ? + event : + new jQuery.Event( type, typeof event === "object" && event ); + + // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) + event.isTrigger = onlyHandlers ? 2 : 3; + event.namespace = namespaces.join("."); + event.namespace_re = event.namespace ? + new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : + null; + + // Clean up the event in case it is being reused + event.result = undefined; + if ( !event.target ) { + event.target = elem; + } + + // Clone any incoming data and prepend the event, creating the handler arg list + data = data == null ? + [ event ] : + jQuery.makeArray( data, [ event ] ); + + // Allow special events to draw outside the lines + special = jQuery.event.special[ type ] || {}; + if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { + return; + } + + // Determine event propagation path in advance, per W3C events spec (#9951) + // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) + if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { + + bubbleType = special.delegateType || type; + if ( !rfocusMorph.test( bubbleType + type ) ) { + cur = cur.parentNode; + } + for ( ; cur; cur = cur.parentNode ) { + eventPath.push( cur ); + tmp = cur; + } + + // Only add window if we got to document (e.g., not plain obj or detached DOM) + if ( tmp === (elem.ownerDocument || document) ) { + eventPath.push( tmp.defaultView || tmp.parentWindow || window ); + } + } + + // Fire handlers on the event path + i = 0; + while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { + + event.type = i > 1 ? + bubbleType : + special.bindType || type; + + // jQuery handler + handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); + if ( handle ) { + handle.apply( cur, data ); + } + + // Native handler + handle = ontype && cur[ ontype ]; + if ( handle && handle.apply && jQuery.acceptData( cur ) ) { + event.result = handle.apply( cur, data ); + if ( event.result === false ) { + event.preventDefault(); + } + } + } + event.type = type; + + // If nobody prevented the default action, do it now + if ( !onlyHandlers && !event.isDefaultPrevented() ) { + + if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && + jQuery.acceptData( elem ) ) { + + // Call a native DOM method on the target with the same name name as the event. + // Don't do default actions on window, that's where global variables be (#6170) + if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { + + // Don't re-trigger an onFOO event when we call its FOO() method + tmp = elem[ ontype ]; + + if ( tmp ) { + elem[ ontype ] = null; + } + + // Prevent re-triggering of the same event, since we already bubbled it above + jQuery.event.triggered = type; + elem[ type ](); + jQuery.event.triggered = undefined; + + if ( tmp ) { + elem[ ontype ] = tmp; + } + } + } + } + + return event.result; + }, + + dispatch: function( event ) { + + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); + + var i, j, ret, matched, handleObj, + handlerQueue = [], + args = slice.call( arguments ), + handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; + + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[0] = event; + event.delegateTarget = this; + + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } + + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); + + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; + + j = 0; + while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { + + // Triggered event must either 1) have no namespace, or + // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). + if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { + + event.handleObj = handleObj; + event.data = handleObj.data; + + ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) + .apply( matched.elem, args ); + + if ( ret !== undefined ) { + if ( (event.result = ret) === false ) { + event.preventDefault(); + event.stopPropagation(); + } + } + } + } + } + + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + + return event.result; + }, + + handlers: function( event, handlers ) { + var i, matches, sel, handleObj, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; + + // Find delegate handlers + // Black-hole SVG instance trees (#13180) + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + + for ( ; cur !== this; cur = cur.parentNode || this ) { + + // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.disabled !== true || event.type !== "click" ) { + matches = []; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; + + // Don't conflict with Object.prototype properties (#13203) + sel = handleObj.selector + " "; + + if ( matches[ sel ] === undefined ) { + matches[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) >= 0 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( matches[ sel ] ) { + matches.push( handleObj ); + } + } + if ( matches.length ) { + handlerQueue.push({ elem: cur, handlers: matches }); + } + } + } + } + + // Add the remaining (directly-bound) handlers + if ( delegateCount < handlers.length ) { + handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); + } + + return handlerQueue; + }, + + // Includes some event props shared by KeyEvent and MouseEvent + props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + + fixHooks: {}, + + keyHooks: { + props: "char charCode key keyCode".split(" "), + filter: function( event, original ) { + + // Add which for key events + if ( event.which == null ) { + event.which = original.charCode != null ? original.charCode : original.keyCode; + } + + return event; + } + }, + + mouseHooks: { + props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var eventDoc, doc, body, + button = original.button; + + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; + + event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + // Note: button is not normalized, so don't use it + if ( !event.which && button !== undefined ) { + event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + } + + return event; + } + }, + + fix: function( event ) { + if ( event[ jQuery.expando ] ) { + return event; + } + + // Create a writable copy of the event object and normalize some properties + var i, prop, copy, + type = event.type, + originalEvent = event, + fixHook = this.fixHooks[ type ]; + + if ( !fixHook ) { + this.fixHooks[ type ] = fixHook = + rmouseEvent.test( type ) ? this.mouseHooks : + rkeyEvent.test( type ) ? this.keyHooks : + {}; + } + copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + + event = new jQuery.Event( originalEvent ); + + i = copy.length; + while ( i-- ) { + prop = copy[ i ]; + event[ prop ] = originalEvent[ prop ]; + } + + // Support: Cordova 2.5 (WebKit) (#13255) + // All events should have a target; Cordova deviceready doesn't + if ( !event.target ) { + event.target = document; + } + + // Support: Safari 6.0+, Chrome < 28 + // Target should not be a text node (#504, #13143) + if ( event.target.nodeType === 3 ) { + event.target = event.target.parentNode; + } + + return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + }, + + special: { + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + focus: { + // Fire native event if possible so blur/focus sequence is correct + trigger: function() { + if ( this !== safeActiveElement() && this.focus ) { + this.focus(); + return false; + } + }, + delegateType: "focusin" + }, + blur: { + trigger: function() { + if ( this === safeActiveElement() && this.blur ) { + this.blur(); + return false; + } + }, + delegateType: "focusout" + }, + click: { + // For checkbox, fire native event so checked state will be right + trigger: function() { + if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { + this.click(); + return false; + } + }, + + // For cross-browser consistency, don't fire native .click() on links + _default: function( event ) { + return jQuery.nodeName( event.target, "a" ); + } + }, + + beforeunload: { + postDispatch: function( event ) { + + // Support: Firefox 20+ + // Firefox doesn't alert if the returnValue field is not set. + if ( event.result !== undefined && event.originalEvent ) { + event.originalEvent.returnValue = event.result; + } + } + } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { + type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } + } +}; + +jQuery.removeEvent = function( elem, type, handle ) { + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle, false ); + } +}; + +jQuery.Event = function( src, props ) { + // Allow instantiation without the 'new' keyword + if ( !(this instanceof jQuery.Event) ) { + return new jQuery.Event( src, props ); + } + + // Event object + if ( src && src.type ) { + this.originalEvent = src; + this.type = src.type; + + // Events bubbling up the document may have been marked as prevented + // by a handler lower down the tree; reflect the correct value. + this.isDefaultPrevented = src.defaultPrevented || + src.defaultPrevented === undefined && + // Support: Android < 4.0 + src.returnValue === false ? + returnTrue : + returnFalse; + + // Event type + } else { + this.type = src; + } + + // Put explicitly provided properties onto the event object + if ( props ) { + jQuery.extend( this, props ); + } + + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || jQuery.now(); + + // Mark it as fixed + this[ jQuery.expando ] = true; +}; + +// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding +// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +jQuery.Event.prototype = { + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + + preventDefault: function() { + var e = this.originalEvent; + + this.isDefaultPrevented = returnTrue; + + if ( e && e.preventDefault ) { + e.preventDefault(); + } + }, + stopPropagation: function() { + var e = this.originalEvent; + + this.isPropagationStopped = returnTrue; + + if ( e && e.stopPropagation ) { + e.stopPropagation(); + } + }, + stopImmediatePropagation: function() { + var e = this.originalEvent; + + this.isImmediatePropagationStopped = returnTrue; + + if ( e && e.stopImmediatePropagation ) { + e.stopImmediatePropagation(); + } + + this.stopPropagation(); + } +}; + +// Create mouseenter/leave events using mouseover/out and event-time checks +// Support: Chrome 15+ +jQuery.each({ + mouseenter: "mouseover", + mouseleave: "mouseout", + pointerenter: "pointerover", + pointerleave: "pointerout" +}, function( orig, fix ) { + jQuery.event.special[ orig ] = { + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; + } + }; +}); + +// Create "bubbling" focus and blur events +// Support: Firefox, Chrome, Safari +if ( !support.focusinBubbles ) { + jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + + // Attach a single capturing handler on the document while someone wants focusin/focusout + var handler = function( event ) { + jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); + }; + + jQuery.event.special[ fix ] = { + setup: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ); + + if ( !attaches ) { + doc.addEventListener( orig, handler, true ); + } + data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); + }, + teardown: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ) - 1; + + if ( !attaches ) { + doc.removeEventListener( orig, handler, true ); + data_priv.remove( doc, fix ); + + } else { + data_priv.access( doc, fix, attaches ); + } + } + }; + }); +} + +jQuery.fn.extend({ + + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var origFn, type; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { + // ( types-Object, data ) + data = data || selector; + selector = undefined; + } + for ( type in types ) { + this.on( type, selector, data, types[ type ], one ); + } + return this; + } + + if ( data == null && fn == null ) { + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } + + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); + } + return this.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + }); + }, + one: function( types, selector, data, fn ) { + return this.on( types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; + } + if ( typeof types === "object" ) { + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); + } + return this; + } + if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; + } + if ( fn === false ) { + fn = returnFalse; + } + return this.each(function() { + jQuery.event.remove( this, types, fn, selector ); + }); + }, + + trigger: function( type, data ) { + return this.each(function() { + jQuery.event.trigger( type, data, this ); + }); + }, + triggerHandler: function( type, data ) { + var elem = this[0]; + if ( elem ) { + return jQuery.event.trigger( type, data, elem, true ); + } + } +}); + + +var + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, + rtagName = /<([\w:]+)/, + rhtml = /<|&#?\w+;/, + rnoInnerhtml = /<(?:script|style|link)/i, + // checked="checked" or checked + rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, + rscriptType = /^$|\/(?:java|ecma)script/i, + rscriptTypeMasked = /^true\/(.*)/, + rcleanScript = /^\s*\s*$/g, + + // We have to close these tags to support XHTML (#13200) + wrapMap = { + + // Support: IE 9 + option: [ 1, "" ], + + thead: [ 1, "", "
    " ], + col: [ 2, "", "
    " ], + tr: [ 2, "", "
    " ], + td: [ 3, "", "
    " ], + + _default: [ 0, "", "" ] + }; + +// Support: IE 9 +wrapMap.optgroup = wrapMap.option; + +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; + +// Support: 1.x compatibility +// Manipulating tables requires a tbody +function manipulationTarget( elem, content ) { + return jQuery.nodeName( elem, "table" ) && + jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + + elem.getElementsByTagName("tbody")[0] || + elem.appendChild( elem.ownerDocument.createElement("tbody") ) : + elem; +} + +// Replace/restore the type attribute of script elements for safe DOM manipulation +function disableScript( elem ) { + elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; + return elem; +} +function restoreScript( elem ) { + var match = rscriptTypeMasked.exec( elem.type ); + + if ( match ) { + elem.type = match[ 1 ]; + } else { + elem.removeAttribute("type"); + } + + return elem; +} + +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + data_priv.set( + elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) + ); + } +} + +function cloneCopyEvent( src, dest ) { + var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + + if ( dest.nodeType !== 1 ) { + return; + } + + // 1. Copy private data: events, handlers, etc. + if ( data_priv.hasData( src ) ) { + pdataOld = data_priv.access( src ); + pdataCur = data_priv.set( dest, pdataOld ); + events = pdataOld.events; + + if ( events ) { + delete pdataCur.handle; + pdataCur.events = {}; + + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } + } + } + } + + // 2. Copy user data + if ( data_user.hasData( src ) ) { + udataOld = data_user.access( src ); + udataCur = jQuery.extend( {}, udataOld ); + + data_user.set( dest, udataCur ); + } +} + +function getAll( context, tag ) { + var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : + context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : + []; + + return tag === undefined || tag && jQuery.nodeName( context, tag ) ? + jQuery.merge( [ context ], ret ) : + ret; +} + +// Support: IE >= 9 +function fixInput( src, dest ) { + var nodeName = dest.nodeName.toLowerCase(); + + // Fails to persist the checked state of a cloned checkbox or radio button. + if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + dest.checked = src.checked; + + // Fails to return the selected option to the default selected state when cloning options + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; + } +} + +jQuery.extend({ + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = jQuery.contains( elem.ownerDocument, elem ); + + // Support: IE >= 9 + // Fix Cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { + + // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); + } + } + + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); + } + } else { + cloneCopyEvent( elem, clone ); + } + } + + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); + } + + // Return the cloned set + return clone; + }, + + buildFragment: function( elems, context, scripts, selection ) { + var elem, tmp, tag, wrap, contains, j, + fragment = context.createDocumentFragment(), + nodes = [], + i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + elem = elems[ i ]; + + if ( elem || elem === 0 ) { + + // Add nodes directly + if ( jQuery.type( elem ) === "object" ) { + // Support: QtWebKit + // jQuery.merge because push.apply(_, arraylike) throws + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); + + // Convert html into DOM nodes + } else { + tmp = tmp || fragment.appendChild( context.createElement("div") ); + + // Deserialize a standard representation + tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[ 2 ]; + + // Descend through wrappers to the right content + j = wrap[ 0 ]; + while ( j-- ) { + tmp = tmp.lastChild; + } + + // Support: QtWebKit + // jQuery.merge because push.apply(_, arraylike) throws + jQuery.merge( nodes, tmp.childNodes ); + + // Remember the top-level container + tmp = fragment.firstChild; + + // Fixes #12346 + // Support: Webkit, IE + tmp.textContent = ""; + } + } + } + + // Remove wrapper from fragment + fragment.textContent = ""; + + i = 0; + while ( (elem = nodes[ i++ ]) ) { + + // #4087 - If origin and destination elements are the same, and this is + // that element, do not do anything + if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { + continue; + } + + contains = jQuery.contains( elem.ownerDocument, elem ); + + // Append to fragment + tmp = getAll( fragment.appendChild( elem ), "script" ); + + // Preserve script evaluation history + if ( contains ) { + setGlobalEval( tmp ); + } + + // Capture executables + if ( scripts ) { + j = 0; + while ( (elem = tmp[ j++ ]) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } + } + } + } + + return fragment; + }, + + cleanData: function( elems ) { + var data, elem, type, key, + special = jQuery.event.special, + i = 0; + + for ( ; (elem = elems[ i ]) !== undefined; i++ ) { + if ( jQuery.acceptData( elem ) ) { + key = elem[ data_priv.expando ]; + + if ( key && (data = data_priv.cache[ key ]) ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); + + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); + } + } + } + if ( data_priv.cache[ key ] ) { + // Discard any remaining `private` data + delete data_priv.cache[ key ]; + } + } + } + // Discard any remaining `user` data + delete data_user.cache[ elem[ data_user.expando ] ]; + } + } +}); + +jQuery.fn.extend({ + text: function( value ) { + return access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().each(function() { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + this.textContent = value; + } + }); + }, null, value, arguments.length ); + }, + + append: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.appendChild( elem ); + } + }); + }, + + prepend: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.insertBefore( elem, target.firstChild ); + } + }); + }, + + before: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this ); + } + }); + }, + + after: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this.nextSibling ); + } + }); + }, + + remove: function( selector, keepData /* Internal Use Only */ ) { + var elem, + elems = selector ? jQuery.filter( selector, this ) : this, + i = 0; + + for ( ; (elem = elems[i]) != null; i++ ) { + if ( !keepData && elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem ) ); + } + + if ( elem.parentNode ) { + if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { + setGlobalEval( getAll( elem, "script" ) ); + } + elem.parentNode.removeChild( elem ); + } + } + + return this; + }, + + empty: function() { + var elem, + i = 0; + + for ( ; (elem = this[i]) != null; i++ ) { + if ( elem.nodeType === 1 ) { + + // Prevent memory leaks + jQuery.cleanData( getAll( elem, false ) ); + + // Remove any remaining nodes + elem.textContent = ""; + } + } + + return this; + }, + + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; + + return this.map(function() { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + }); + }, + + html: function( value ) { + return access( this, function( value ) { + var elem = this[ 0 ] || {}, + i = 0, + l = this.length; + + if ( value === undefined && elem.nodeType === 1 ) { + return elem.innerHTML; + } + + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { + + value = value.replace( rxhtmlTag, "<$1>" ); + + try { + for ( ; i < l; i++ ) { + elem = this[ i ] || {}; + + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); + elem.innerHTML = value; + } + } + + elem = 0; + + // If using innerHTML throws an exception, use the fallback method + } catch( e ) {} + } + + if ( elem ) { + this.empty().append( value ); + } + }, null, value, arguments.length ); + }, + + replaceWith: function() { + var arg = arguments[ 0 ]; + + // Make the changes, replacing each context element with the new content + this.domManip( arguments, function( elem ) { + arg = this.parentNode; + + jQuery.cleanData( getAll( this ) ); + + if ( arg ) { + arg.replaceChild( elem, this ); + } + }); + + // Force removal if there was no new content (e.g., from empty arguments) + return arg && (arg.length || arg.nodeType) ? this : this.remove(); + }, + + detach: function( selector ) { + return this.remove( selector, true ); + }, + + domManip: function( args, callback ) { + + // Flatten any nested arrays + args = concat.apply( [], args ); + + var fragment, first, scripts, hasScripts, node, doc, + i = 0, + l = this.length, + set = this, + iNoClone = l - 1, + value = args[ 0 ], + isFunction = jQuery.isFunction( value ); + + // We can't cloneNode fragments that contain checked, in WebKit + if ( isFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return this.each(function( index ) { + var self = set.eq( index ); + if ( isFunction ) { + args[ 0 ] = value.call( this, index, self.html() ); + } + self.domManip( args, callback ); + }); + } + + if ( l ) { + fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); + first = fragment.firstChild; + + if ( fragment.childNodes.length === 1 ) { + fragment = first; + } + + if ( first ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; + + // Use the original fragment for the last item instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; + + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); + + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { + // Support: QtWebKit + // jQuery.merge because push.apply(_, arraylike) throws + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } + + callback.call( this[ i ], node, i ); + } + + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; + + // Reenable scripts + jQuery.map( scripts, restoreScript ); + + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { + + if ( node.src ) { + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl ) { + jQuery._evalUrl( node.src ); + } + } else { + jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); + } + } + } + } + } + } + + return this; + } +}); + +jQuery.each({ + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + ret = [], + insert = jQuery( selector ), + last = insert.length - 1, + i = 0; + + for ( ; i <= last; i++ ) { + elems = i === last ? this : this.clone( true ); + jQuery( insert[ i ] )[ original ]( elems ); + + // Support: QtWebKit + // .get() because push.apply(_, arraylike) throws + push.apply( ret, elems.get() ); + } + + return this.pushStack( ret ); + }; +}); + + +var iframe, + elemdisplay = {}; + +/** + * Retrieve the actual display of a element + * @param {String} name nodeName of the element + * @param {Object} doc Document object + */ +// Called only from within defaultDisplay +function actualDisplay( name, doc ) { + var style, + elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), + + // getDefaultComputedStyle might be reliably used only on attached element + display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ? + + // Use of this method is a temporary fix (more like optmization) until something better comes along, + // since it was removed from specification and supported only in FF + style.display : jQuery.css( elem[ 0 ], "display" ); + + // We don't have any data stored on the element, + // so use "detach" method as fast way to get rid of the element + elem.detach(); + + return display; +} + +/** + * Try to determine the default display value of an element + * @param {String} nodeName + */ +function defaultDisplay( nodeName ) { + var doc = document, + display = elemdisplay[ nodeName ]; + + if ( !display ) { + display = actualDisplay( nodeName, doc ); + + // If the simple way fails, read from inside an iframe + if ( display === "none" || !display ) { + + // Use the already-created iframe if possible + iframe = (iframe || jQuery( "