| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| <link rel="import" href="/tracing/base/base.html"> |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.model', function() { |
| function StackFrame(parentFrame, id, title, colorId, opt_sourceInfo) { |
| if (id === undefined) |
| throw new Error('id must be given'); |
| this.parentFrame_ = parentFrame; |
| this.id = id; |
| this.title_ = title; |
| this.colorId = colorId; |
| this.children = []; |
| this.sourceInfo_ = opt_sourceInfo; |
| |
| if (this.parentFrame_) |
| this.parentFrame_.addChild(this); |
| } |
| |
| StackFrame.prototype = { |
| get parentFrame() { |
| return this.parentFrame_; |
| }, |
| |
| get title() { |
| if (this.sourceInfo_) { |
| var src = this.sourceInfo_.toString(); |
| return this.title_ + (src === '' ? '' : ' ' + src); |
| } |
| return this.title_; |
| }, |
| |
| /** |
| * Attempts to find the domain of the origin of the script either from this |
| * stack trace or from its ancestors. |
| */ |
| get domain() { |
| var result = 'unknown'; |
| if (this.sourceInfo_ && this.sourceInfo_.domain) |
| result = this.sourceInfo_.domain; |
| if (result === 'unknown' && this.parentFrame) |
| result = this.parentFrame.domain; |
| return result; |
| }, |
| |
| get sourceInfo() { |
| return this.sourceInfo_; |
| }, |
| |
| set parentFrame(parentFrame) { |
| if (this.parentFrame_) |
| this.parentFrame_.removeChild(this); |
| this.parentFrame_ = parentFrame; |
| if (this.parentFrame_) |
| this.parentFrame_.addChild(this); |
| }, |
| |
| addChild: function(child) { |
| this.children.push(child); |
| }, |
| |
| removeChild: function(child) { |
| var i = this.children.indexOf(child.id); |
| if (i == -1) |
| throw new Error('omg'); |
| this.children.splice(i, 1); |
| }, |
| |
| removeAllChildren: function() { |
| for (var i = 0; i < this.children.length; i++) |
| this.children[i].parentFrame_ = undefined; |
| this.children.splice(0, this.children.length); |
| }, |
| |
| /** |
| * Returns stackFrames where the most specific frame is first. |
| */ |
| get stackTrace() { |
| var stack = []; |
| var cur = this; |
| while (cur) { |
| stack.push(cur); |
| cur = cur.parentFrame; |
| } |
| return stack; |
| }, |
| |
| getUserFriendlyStackTrace: function() { |
| return this.stackTrace.map(function(x) { return x.title; }); |
| } |
| }; |
| |
| return { |
| StackFrame: StackFrame |
| }; |
| }); |
| </script> |
