From e1ac21aa7a0493ce95bfe45b8d96bc021f2f9ac4 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Sun, 28 Jul 2013 10:04:56 +0800
Subject: [PATCH] Add script translate addresses in crash report into symbols.

---
 script/translate-crash-log-addresses.coffee | 54 +++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100755 script/translate-crash-log-addresses.coffee

diff --git a/script/translate-crash-log-addresses.coffee b/script/translate-crash-log-addresses.coffee
new file mode 100755
index 000000000000..84c05b1973b8
--- /dev/null
+++ b/script/translate-crash-log-addresses.coffee
@@ -0,0 +1,54 @@
+#!/usr/bin/env coffee
+# Usage:
+# Copy the crash log into pasteboard and then run
+# pbpaste | ./script/translate-crash-log-addresses.coffee
+
+atos = (addresses, callback) ->
+  path = require 'path'
+  exec = require('child_process').exec
+
+  exec 'atos -o vendor/brightray/vendor/download/libchromiumcontent/Release/libchromiumcontent.dylib -arch i386 '.concat(addresses...), (error, stdout, stderr) ->
+    throw error if error?
+    callback stdout.split('\n')
+
+parse_stack_trace = (raw) ->
+  lines = {}
+  addresses = []
+  for line in raw
+    columns = line.split /\ +/
+    if columns[1] == 'libchromiumcontent.dylib' and /0x[a-f0-9]+/.test columns[3]
+      lines[columns[0]] = addresses.length
+      addresses.push '0x' + parseInt(columns[5]).toString(16) + ' '
+
+  atos addresses, (parsed) ->
+    for line in raw
+      columns = line.split /\ +/
+      frame = columns[0]
+      if lines[frame]?
+        console.log frame, parsed[lines[frame]]
+      else
+        console.log line
+
+parse_log_file = (content) ->
+  state = 'start'
+  stack_trace = []
+  lines = content.split /\r?\n/
+
+  for line in lines
+    if state == 'start'
+      if /Thread \d+ Crashed::/.test line
+        console.log line
+        state = 'parse'
+    else if state == 'parse'
+      break if line == ''
+      stack_trace.push line
+
+  parse_stack_trace stack_trace
+
+input = ''
+process.stdin.resume()
+process.stdin.setEncoding 'utf8'
+process.stdin.on 'data', (chunk) ->
+  input += chunk
+process.stdin.on 'end', ->
+  parse_log_file input