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Check for references to parent. Tweaked formatting.

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aurimasv 2012-03-16 19:57:45 -05:00 committed by Simon Kornblith
parent c9f456f2e9
commit 8f0ec95e73
1 changed files with 33 additions and 6 deletions
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39
chrome/content/zotero/xpcom/utilities.js
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@ -1014,7 +1014,7 @@ Zotero.Utilities = {
* *
* Adapted from http://binnyva.blogspot.com/2005/10/dump-function-javascript-equivalent-of.html * Adapted from http://binnyva.blogspot.com/2005/10/dump-function-javascript-equivalent-of.html
*/ */
"varDump":function(arr,level,maxLevel) { "varDump":function(arr,level,maxLevel,parentObjects,path) {
var dumped_text = ""; var dumped_text = "";
if (!level){ if (!level){
level = 0; level = 0;
@ -1023,7 +1023,7 @@ Zotero.Utilities = {
if (!maxLevel) { if (!maxLevel) {
maxLevel = 4; maxLevel = 4;
} }
// The padding given at the beginning of the line. // The padding given at the beginning of the line.
var level_padding = ""; var level_padding = "";
for (var j=0;j<level+1;j++){ for (var j=0;j<level+1;j++){
@ -1031,16 +1031,43 @@ Zotero.Utilities = {
} }
if (level > maxLevel){ if (level > maxLevel){
return dumped_text + level_padding + "...\n"; return dumped_text + level_padding + "<<Maximum depth reached>>...\n";
} }
if (typeof(arr) == 'object') { // Array/Hashes/Objects if (typeof(arr) == 'object') { // Array/Hashes/Objects
//array for checking recursion
//initialise at first itteration
if(!parentObjects) {
parentObjects = [arr];
path = '__ROOT__';
}
for (var item in arr) { for (var item in arr) {
var value = arr[item]; var value = arr[item];
if (typeof(value) == 'object') { // If it is an array, if (typeof(value) == 'object') { // If it is an array
dumped_text += level_padding + "'" + item + "' ...\n"; //check for recursion
dumped_text += arguments.callee(value,level+1,maxLevel); var i = parentObjects.indexOf(value);
if(i != -1) {
var parentName = path.split('->').slice(0,i+1).join('->');
dumped_text += level_padding + "'" + item + "' => <<Reference to parent object " + parentName + " >>\n";
continue;
}
var openBrace = '{', closeBrace = '}';
var type = Object.prototype.toString.call(value);
if(type == '[object Array]') {
openBrace = '[';
closeBrace = ']';
}
dumped_text += level_padding + "'" + item + "' => " + openBrace;
//only recurse if there's anything in the object, purely cosmetical
for(var i in value) {
dumped_text += "\n" + arguments.callee(value,level+1,maxLevel,parentObjects.concat(value),path + '->' + item) + level_padding;
break;
}
dumped_text += closeBrace + "\n";
} }
else { else {
if (typeof value == 'function'){ if (typeof value == 'function'){