From b3f4e8b218c380cc68213d1e59a6d992cd541099 Mon Sep 17 00:00:00 2001 From: Jacob Schatz Date: Thu, 21 Apr 2016 07:27:27 -0400 Subject: Revert "Merge branch 'sentry-js' into 'master' " This reverts commit 0f309794e78243b1ee16ba6f1451dbb0752956c5, reversing changes made to 1e596fef1c42a1dd925636c48fea01be444dc3ab. --- vendor/assets/javascripts/raven.js | 2435 ------------------------------------ 1 file changed, 2435 deletions(-) delete mode 100644 vendor/assets/javascripts/raven.js (limited to 'vendor') diff --git a/vendor/assets/javascripts/raven.js b/vendor/assets/javascripts/raven.js deleted file mode 100644 index d99c6f1c2c8..00000000000 --- a/vendor/assets/javascripts/raven.js +++ /dev/null @@ -1,2435 +0,0 @@ -/*! Raven.js 2.3.0 (b09d766) | github.com/getsentry/raven-js */ - -/* - * Includes TraceKit - * https://github.com/getsentry/TraceKit - * - * Copyright 2016 Matt Robenolt and other contributors - * Released under the BSD license - * https://github.com/getsentry/raven-js/blob/master/LICENSE - * - */ - -(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Raven = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o 300) { - isMinified = true; - break; - } - } - - if (isMinified) { - // The source is minified and we don't know which column. Fuck it. - if (isUndefined(frame.column)) return; - - // If the source is minified and has a frame column - // we take a chunk of the offending line to hopefully shed some light - return [ - [], // no pre_context - context[pivot].substr(frame.column, 50), // grab 50 characters, starting at the offending column - [] // no post_context - ]; - } - - return [ - context.slice(0, pivot), // pre_context - context[pivot], // context_line - context.slice(pivot + 1) // post_context - ]; - }, - - _processException: function(type, message, fileurl, lineno, frames, options) { - var stacktrace, fullMessage; - - if (!!this._globalOptions.ignoreErrors.test && this._globalOptions.ignoreErrors.test(message)) return; - - message += ''; - message = truncate(message, this._globalOptions.maxMessageLength); - - fullMessage = (type ? type + ': ' : '') + message; - fullMessage = truncate(fullMessage, this._globalOptions.maxMessageLength); - - if (frames && frames.length) { - fileurl = frames[0].filename || fileurl; - // Sentry expects frames oldest to newest - // and JS sends them as newest to oldest - frames.reverse(); - stacktrace = {frames: frames}; - } else if (fileurl) { - stacktrace = { - frames: [{ - filename: fileurl, - lineno: lineno, - in_app: true - }] - }; - } - - if (!!this._globalOptions.ignoreUrls.test && this._globalOptions.ignoreUrls.test(fileurl)) return; - if (!!this._globalOptions.whitelistUrls.test && !this._globalOptions.whitelistUrls.test(fileurl)) return; - - var data = objectMerge({ - // sentry.interfaces.Exception - exception: { - values: [{ - type: type, - value: message, - stacktrace: stacktrace - }] - }, - culprit: fileurl, - message: fullMessage - }, options); - - // Fire away! - this._send(data); - }, - - _trimPacket: function(data) { - // For now, we only want to truncate the two different messages - // but this could/should be expanded to just trim everything - var max = this._globalOptions.maxMessageLength; - data.message = truncate(data.message, max); - if (data.exception) { - var exception = data.exception.values[0]; - exception.value = truncate(exception.value, max); - } - - return data; - }, - - _getHttpData: function() { - if (!this._hasDocument || !document.location || !document.location.href) { - return; - } - - var httpData = { - headers: { - 'User-Agent': navigator.userAgent - } - }; - - httpData.url = document.location.href; - - if (document.referrer) { - httpData.headers.Referer = document.referrer; - } - - return httpData; - }, - - - _send: function(data) { - var self = this; - - var globalOptions = this._globalOptions; - - var baseData = { - project: this._globalProject, - logger: globalOptions.logger, - platform: 'javascript' - }, httpData = this._getHttpData(); - - if (httpData) { - baseData.request = httpData; - } - - data = objectMerge(baseData, data); - - // Merge in the tags and extra separately since objectMerge doesn't handle a deep merge - data.tags = objectMerge(objectMerge({}, this._globalContext.tags), data.tags); - data.extra = objectMerge(objectMerge({}, this._globalContext.extra), data.extra); - - // Send along our own collected metadata with extra - data.extra['session:duration'] = now() - this._startTime; - - // If there are no tags/extra, strip the key from the payload alltogther. - if (isEmptyObject(data.tags)) delete data.tags; - - if (this._globalContext.user) { - // sentry.interfaces.User - data.user = this._globalContext.user; - } - - // Include the release if it's defined in globalOptions - if (globalOptions.release) data.release = globalOptions.release; - - // Include server_name if it's defined in globalOptions - if (globalOptions.serverName) data.server_name = globalOptions.serverName; - - if (isFunction(globalOptions.dataCallback)) { - data = globalOptions.dataCallback(data) || data; - } - - // Why?????????? - if (!data || isEmptyObject(data)) { - return; - } - - // Check if the request should be filtered or not - if (isFunction(globalOptions.shouldSendCallback) && !globalOptions.shouldSendCallback(data)) { - return; - } - - // Send along an event_id if not explicitly passed. - // This event_id can be used to reference the error within Sentry itself. - // Set lastEventId after we know the error should actually be sent - this._lastEventId = data.event_id || (data.event_id = uuid4()); - - // Try and clean up the packet before sending by truncating long values - data = this._trimPacket(data); - - this._logDebug('debug', 'Raven about to send:', data); - - if (!this.isSetup()) return; - - var auth = { - sentry_version: '7', - sentry_client: 'raven-js/' + this.VERSION, - sentry_key: this._globalKey - }; - if (this._globalSecret) { - auth.sentry_secret = this._globalSecret; - } - - var url = this._globalEndpoint; - (globalOptions.transport || this._makeRequest).call(this, { - url: url, - auth: auth, - data: data, - options: globalOptions, - onSuccess: function success() { - self._triggerEvent('success', { - data: data, - src: url - }); - }, - onError: function failure() { - self._triggerEvent('failure', { - data: data, - src: url - }); - } - }); - }, - - _makeImageRequest: function(opts) { - // Tack on sentry_data to auth options, which get urlencoded - opts.auth.sentry_data = JSON.stringify(opts.data); - - var img = this._newImage(), - src = opts.url + '?' + urlencode(opts.auth), - crossOrigin = opts.options.crossOrigin; - - if (crossOrigin || crossOrigin === '') { - img.crossOrigin = crossOrigin; - } - img.onload = opts.onSuccess; - img.onerror = img.onabort = opts.onError; - img.src = src; - }, - - _makeXhrRequest: function(opts) { - var request; - - var url = opts.url; - function handler() { - if (request.status === 200) { - if (opts.onSuccess) { - opts.onSuccess(); - } - } else if (opts.onError) { - opts.onError(); - } - } - - request = new XMLHttpRequest(); - if ('withCredentials' in request) { - request.onreadystatechange = function () { - if (request.readyState !== 4) { - return; - } - handler(); - }; - } else { - request = new XDomainRequest(); - // xdomainrequest cannot go http -> https (or vice versa), - // so always use protocol relative - url = url.replace(/^https?:/, ''); - - // onreadystatechange not supported by XDomainRequest - request.onload = handler; - } - - // NOTE: auth is intentionally sent as part of query string (NOT as custom - // HTTP header) so as to avoid preflight CORS requests - request.open('POST', url + '?' + urlencode(opts.auth)); - request.send(JSON.stringify(opts.data)); - }, - - _makeRequest: function(opts) { - var hasCORS = - 'withCredentials' in new XMLHttpRequest() || - typeof XDomainRequest !== 'undefined'; - - return (hasCORS ? this._makeXhrRequest : this._makeImageRequest)(opts); - }, - - // Note: this is shitty, but I can't figure out how to get - // sinon to stub document.createElement without breaking everything - // so this wrapper is just so I can stub it for tests. - _newImage: function() { - return document.createElement('img'); - }, - - _logDebug: function(level) { - if (this._originalConsoleMethods[level] && this.debug) { - // In IE<10 console methods do not have their own 'apply' method - Function.prototype.apply.call( - this._originalConsoleMethods[level], - this._originalConsole, - [].slice.call(arguments, 1) - ); - } - }, - - _mergeContext: function(key, context) { - if (isUndefined(context)) { - delete this._globalContext[key]; - } else { - this._globalContext[key] = objectMerge(this._globalContext[key] || {}, context); - } - } -}; - -// Deprecations -Raven.prototype.setUser = Raven.prototype.setUserContext; -Raven.prototype.setReleaseContext = Raven.prototype.setRelease; - -module.exports = Raven; - -},{"1":1,"4":4,"5":5}],3:[function(_dereq_,module,exports){ -/** - * Enforces a single instance of the Raven client, and the - * main entry point for Raven. If you are a consumer of the - * Raven library, you SHOULD load this file (vs raven.js). - **/ - -'use strict'; - -var RavenConstructor = _dereq_(2); - -var _Raven = window.Raven; - -var Raven = new RavenConstructor(); - -/* - * Allow multiple versions of Raven to be installed. - * Strip Raven from the global context and returns the instance. - * - * @return {Raven} - */ -Raven.noConflict = function () { - window.Raven = _Raven; - return Raven; -}; - -Raven.afterLoad(); - -module.exports = Raven; - -},{"2":2}],4:[function(_dereq_,module,exports){ -'use strict'; - -var objectPrototype = Object.prototype; - -function isUndefined(what) { - return what === void 0; -} - -function isFunction(what) { - return typeof what === 'function'; -} - -function isString(what) { - return objectPrototype.toString.call(what) === '[object String]'; -} - -function isObject(what) { - return typeof what === 'object' && what !== null; -} - -function isEmptyObject(what) { - for (var _ in what) return false; // eslint-disable-line guard-for-in, no-unused-vars - return true; -} - -// Sorta yanked from https://github.com/joyent/node/blob/aa3b4b4/lib/util.js#L560 -// with some tiny modifications -function isError(what) { - var toString = objectPrototype.toString.call(what); - return isObject(what) && - toString === '[object Error]' || - toString === '[object Exception]' || // Firefox NS_ERROR_FAILURE Exceptions - what instanceof Error; -} - -function each(obj, callback) { - var i, j; - - if (isUndefined(obj.length)) { - for (i in obj) { - if (hasKey(obj, i)) { - callback.call(null, i, obj[i]); - } - } - } else { - j = obj.length; - if (j) { - for (i = 0; i < j; i++) { - callback.call(null, i, obj[i]); - } - } - } -} - -function objectMerge(obj1, obj2) { - if (!obj2) { - return obj1; - } - each(obj2, function(key, value){ - obj1[key] = value; - }); - return obj1; -} - -function truncate(str, max) { - return !max || str.length <= max ? str : str.substr(0, max) + '\u2026'; -} - -/** - * hasKey, a better form of hasOwnProperty - * Example: hasKey(MainHostObject, property) === true/false - * - * @param {Object} host object to check property - * @param {string} key to check - */ -function hasKey(object, key) { - return objectPrototype.hasOwnProperty.call(object, key); -} - -function joinRegExp(patterns) { - // Combine an array of regular expressions and strings into one large regexp - // Be mad. - var sources = [], - i = 0, len = patterns.length, - pattern; - - for (; i < len; i++) { - pattern = patterns[i]; - if (isString(pattern)) { - // If it's a string, we need to escape it - // Taken from: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions - sources.push(pattern.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, '\\$1')); - } else if (pattern && pattern.source) { - // If it's a regexp already, we want to extract the source - sources.push(pattern.source); - } - // Intentionally skip other cases - } - return new RegExp(sources.join('|'), 'i'); -} - -function urlencode(o) { - var pairs = []; - each(o, function(key, value) { - pairs.push(encodeURIComponent(key) + '=' + encodeURIComponent(value)); - }); - return pairs.join('&'); -} - -function uuid4() { - var crypto = window.crypto || window.msCrypto; - - if (!isUndefined(crypto) && crypto.getRandomValues) { - // Use window.crypto API if available - var arr = new Uint16Array(8); - crypto.getRandomValues(arr); - - // set 4 in byte 7 - arr[3] = arr[3] & 0xFFF | 0x4000; - // set 2 most significant bits of byte 9 to '10' - arr[4] = arr[4] & 0x3FFF | 0x8000; - - var pad = function(num) { - var v = num.toString(16); - while (v.length < 4) { - v = '0' + v; - } - return v; - }; - - return pad(arr[0]) + pad(arr[1]) + pad(arr[2]) + pad(arr[3]) + pad(arr[4]) + - pad(arr[5]) + pad(arr[6]) + pad(arr[7]); - } else { - // http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript/2117523#2117523 - return 'xxxxxxxxxxxx4xxxyxxxxxxxxxxxxxxx'.replace(/[xy]/g, function(c) { - var r = Math.random()*16|0, - v = c === 'x' ? r : r&0x3|0x8; - return v.toString(16); - }); - } -} - -module.exports = { - isUndefined: isUndefined, - isFunction: isFunction, - isString: isString, - isObject: isObject, - isEmptyObject: isEmptyObject, - isError: isError, - each: each, - objectMerge: objectMerge, - truncate: truncate, - hasKey: hasKey, - joinRegExp: joinRegExp, - urlencode: urlencode, - uuid4: uuid4 -}; - -},{}],5:[function(_dereq_,module,exports){ -'use strict'; - -var utils = _dereq_(4); - -var hasKey = utils.hasKey; -var isString = utils.isString; -var isUndefined = utils.isUndefined; - -/* - TraceKit - Cross brower stack traces - github.com/occ/TraceKit - MIT license -*/ - -var TraceKit = { - remoteFetching: false, - collectWindowErrors: true, - // 3 lines before, the offending line, 3 lines after - linesOfContext: 7, - debug: false -}; - -// global reference to slice -var _slice = [].slice; -var UNKNOWN_FUNCTION = '?'; - -// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Error_types -var ERROR_TYPES_RE = /^(?:Uncaught )?((?:Eval|Internal|Range|Reference|Syntax|Type|URI)Error)\: ?(.*)$/; - -function getLocationHref() { - if (typeof document === 'undefined') - return ''; - - return document.location.href; -} - -/** - * TraceKit.report: cross-browser processing of unhandled exceptions - * - * Syntax: - * TraceKit.report.subscribe(function(stackInfo) { ... }) - * TraceKit.report.unsubscribe(function(stackInfo) { ... }) - * TraceKit.report(exception) - * try { ...code... } catch(ex) { TraceKit.report(ex); } - * - * Supports: - * - Firefox: full stack trace with line numbers, plus column number - * on top frame; column number is not guaranteed - * - Opera: full stack trace with line and column numbers - * - Chrome: full stack trace with line and column numbers - * - Safari: line and column number for the top frame only; some frames - * may be missing, and column number is not guaranteed - * - IE: line and column number for the top frame only; some frames - * may be missing, and column number is not guaranteed - * - * In theory, TraceKit should work on all of the following versions: - * - IE5.5+ (only 8.0 tested) - * - Firefox 0.9+ (only 3.5+ tested) - * - Opera 7+ (only 10.50 tested; versions 9 and earlier may require - * Exceptions Have Stacktrace to be enabled in opera:config) - * - Safari 3+ (only 4+ tested) - * - Chrome 1+ (only 5+ tested) - * - Konqueror 3.5+ (untested) - * - * Requires TraceKit.computeStackTrace. - * - * Tries to catch all unhandled exceptions and report them to the - * subscribed handlers. Please note that TraceKit.report will rethrow the - * exception. This is REQUIRED in order to get a useful stack trace in IE. - * If the exception does not reach the top of the browser, you will only - * get a stack trace from the point where TraceKit.report was called. - * - * Handlers receive a stackInfo object as described in the - * TraceKit.computeStackTrace docs. - */ -TraceKit.report = (function reportModuleWrapper() { - var handlers = [], - lastArgs = null, - lastException = null, - lastExceptionStack = null; - - /** - * Add a crash handler. - * @param {Function} handler - */ - function subscribe(handler) { - installGlobalHandler(); - handlers.push(handler); - } - - /** - * Remove a crash handler. - * @param {Function} handler - */ - function unsubscribe(handler) { - for (var i = handlers.length - 1; i >= 0; --i) { - if (handlers[i] === handler) { - handlers.splice(i, 1); - } - } - } - - /** - * Remove all crash handlers. - */ - function unsubscribeAll() { - uninstallGlobalHandler(); - handlers = []; - } - - /** - * Dispatch stack information to all handlers. - * @param {Object.} stack - */ - function notifyHandlers(stack, isWindowError) { - var exception = null; - if (isWindowError && !TraceKit.collectWindowErrors) { - return; - } - for (var i in handlers) { - if (hasKey(handlers, i)) { - try { - handlers[i].apply(null, [stack].concat(_slice.call(arguments, 2))); - } catch (inner) { - exception = inner; - } - } - } - - if (exception) { - throw exception; - } - } - - var _oldOnerrorHandler, _onErrorHandlerInstalled; - - /** - * Ensures all global unhandled exceptions are recorded. - * Supported by Gecko and IE. - * @param {string} message Error message. - * @param {string} url URL of script that generated the exception. - * @param {(number|string)} lineNo The line number at which the error - * occurred. - * @param {?(number|string)} colNo The column number at which the error - * occurred. - * @param {?Error} ex The actual Error object. - */ - function traceKitWindowOnError(message, url, lineNo, colNo, ex) { - var stack = null; - - if (lastExceptionStack) { - TraceKit.computeStackTrace.augmentStackTraceWithInitialElement(lastExceptionStack, url, lineNo, message); - processLastException(); - } else if (ex) { - // New chrome and blink send along a real error object - // Let's just report that like a normal error. - // See: https://mikewest.org/2013/08/debugging-runtime-errors-with-window-onerror - stack = TraceKit.computeStackTrace(ex); - notifyHandlers(stack, true); - } else { - var location = { - 'url': url, - 'line': lineNo, - 'column': colNo - }; - location.func = TraceKit.computeStackTrace.guessFunctionName(location.url, location.line); - location.context = TraceKit.computeStackTrace.gatherContext(location.url, location.line); - - var name = undefined; - var msg = message; // must be new var or will modify original `arguments` - var groups; - if (isString(message)) { - var groups = message.match(ERROR_TYPES_RE); - if (groups) { - name = groups[1]; - msg = groups[2]; - } - } - - stack = { - 'name': name, - 'message': msg, - 'url': getLocationHref(), - 'stack': [location] - }; - notifyHandlers(stack, true); - } - - if (_oldOnerrorHandler) { - return _oldOnerrorHandler.apply(this, arguments); - } - - return false; - } - - function installGlobalHandler () - { - if (_onErrorHandlerInstalled) { - return; - } - _oldOnerrorHandler = window.onerror; - window.onerror = traceKitWindowOnError; - _onErrorHandlerInstalled = true; - } - - function uninstallGlobalHandler () - { - if (!_onErrorHandlerInstalled) { - return; - } - window.onerror = _oldOnerrorHandler; - _onErrorHandlerInstalled = false; - _oldOnerrorHandler = undefined; - } - - function processLastException() { - var _lastExceptionStack = lastExceptionStack, - _lastArgs = lastArgs; - lastArgs = null; - lastExceptionStack = null; - lastException = null; - notifyHandlers.apply(null, [_lastExceptionStack, false].concat(_lastArgs)); - } - - /** - * Reports an unhandled Error to TraceKit. - * @param {Error} ex - * @param {?boolean} rethrow If false, do not re-throw the exception. - * Only used for window.onerror to not cause an infinite loop of - * rethrowing. - */ - function report(ex, rethrow) { - var args = _slice.call(arguments, 1); - if (lastExceptionStack) { - if (lastException === ex) { - return; // already caught by an inner catch block, ignore - } else { - processLastException(); - } - } - - var stack = TraceKit.computeStackTrace(ex); - lastExceptionStack = stack; - lastException = ex; - lastArgs = args; - - // If the stack trace is incomplete, wait for 2 seconds for - // slow slow IE to see if onerror occurs or not before reporting - // this exception; otherwise, we will end up with an incomplete - // stack trace - window.setTimeout(function () { - if (lastException === ex) { - processLastException(); - } - }, (stack.incomplete ? 2000 : 0)); - - if (rethrow !== false) { - throw ex; // re-throw to propagate to the top level (and cause window.onerror) - } - } - - report.subscribe = subscribe; - report.unsubscribe = unsubscribe; - report.uninstall = unsubscribeAll; - return report; -}()); - -/** - * TraceKit.computeStackTrace: cross-browser stack traces in JavaScript - * - * Syntax: - * s = TraceKit.computeStackTrace(exception) // consider using TraceKit.report instead (see below) - * Returns: - * s.name - exception name - * s.message - exception message - * s.stack[i].url - JavaScript or HTML file URL - * s.stack[i].func - function name, or empty for anonymous functions (if guessing did not work) - * s.stack[i].args - arguments passed to the function, if known - * s.stack[i].line - line number, if known - * s.stack[i].column - column number, if known - * s.stack[i].context - an array of source code lines; the middle element corresponds to the correct line# - * - * Supports: - * - Firefox: full stack trace with line numbers and unreliable column - * number on top frame - * - Opera 10: full stack trace with line and column numbers - * - Opera 9-: full stack trace with line numbers - * - Chrome: full stack trace with line and column numbers - * - Safari: line and column number for the topmost stacktrace element - * only - * - IE: no line numbers whatsoever - * - * Tries to guess names of anonymous functions by looking for assignments - * in the source code. In IE and Safari, we have to guess source file names - * by searching for function bodies inside all page scripts. This will not - * work for scripts that are loaded cross-domain. - * Here be dragons: some function names may be guessed incorrectly, and - * duplicate functions may be mismatched. - * - * TraceKit.computeStackTrace should only be used for tracing purposes. - * Logging of unhandled exceptions should be done with TraceKit.report, - * which builds on top of TraceKit.computeStackTrace and provides better - * IE support by utilizing the window.onerror event to retrieve information - * about the top of the stack. - * - * Note: In IE and Safari, no stack trace is recorded on the Error object, - * so computeStackTrace instead walks its *own* chain of callers. - * This means that: - * * in Safari, some methods may be missing from the stack trace; - * * in IE, the topmost function in the stack trace will always be the - * caller of computeStackTrace. - * - * This is okay for tracing (because you are likely to be calling - * computeStackTrace from the function you want to be the topmost element - * of the stack trace anyway), but not okay for logging unhandled - * exceptions (because your catch block will likely be far away from the - * inner function that actually caused the exception). - * - */ -TraceKit.computeStackTrace = (function computeStackTraceWrapper() { - var sourceCache = {}; - - /** - * Attempts to retrieve source code via XMLHttpRequest, which is used - * to look up anonymous function names. - * @param {string} url URL of source code. - * @return {string} Source contents. - */ - function loadSource(url) { - if (!TraceKit.remoteFetching) { //Only attempt request if remoteFetching is on. - return ''; - } - try { - var getXHR = function() { - try { - return new window.XMLHttpRequest(); - } catch (e) { - // explicitly bubble up the exception if not found - return new window.ActiveXObject('Microsoft.XMLHTTP'); - } - }; - - var request = getXHR(); - request.open('GET', url, false); - request.send(''); - return request.responseText; - } catch (e) { - return ''; - } - } - - /** - * Retrieves source code from the source code cache. - * @param {string} url URL of source code. - * @return {Array.} Source contents. - */ - function getSource(url) { - if (!isString(url)) return []; - if (!hasKey(sourceCache, url)) { - // URL needs to be able to fetched within the acceptable domain. Otherwise, - // cross-domain errors will be triggered. - var source = ''; - var domain = ''; - try { domain = document.domain; } catch (e) {} - if (url.indexOf(domain) !== -1) { - source = loadSource(url); - } - sourceCache[url] = source ? source.split('\n') : []; - } - - return sourceCache[url]; - } - - /** - * Tries to use an externally loaded copy of source code to determine - * the name of a function by looking at the name of the variable it was - * assigned to, if any. - * @param {string} url URL of source code. - * @param {(string|number)} lineNo Line number in source code. - * @return {string} The function name, if discoverable. - */ - function guessFunctionName(url, lineNo) { - var reFunctionArgNames = /function ([^(]*)\(([^)]*)\)/, - reGuessFunction = /['"]?([0-9A-Za-z$_]+)['"]?\s*[:=]\s*(function|eval|new Function)/, - line = '', - maxLines = 10, - source = getSource(url), - m; - - if (!source.length) { - return UNKNOWN_FUNCTION; - } - - // Walk backwards from the first line in the function until we find the line which - // matches the pattern above, which is the function definition - for (var i = 0; i < maxLines; ++i) { - line = source[lineNo - i] + line; - - if (!isUndefined(line)) { - if ((m = reGuessFunction.exec(line))) { - return m[1]; - } else if ((m = reFunctionArgNames.exec(line))) { - return m[1]; - } - } - } - - return UNKNOWN_FUNCTION; - } - - /** - * Retrieves the surrounding lines from where an exception occurred. - * @param {string} url URL of source code. - * @param {(string|number)} line Line number in source code to centre - * around for context. - * @return {?Array.} Lines of source code. - */ - function gatherContext(url, line) { - var source = getSource(url); - - if (!source.length) { - return null; - } - - var context = [], - // linesBefore & linesAfter are inclusive with the offending line. - // if linesOfContext is even, there will be one extra line - // *before* the offending line. - linesBefore = Math.floor(TraceKit.linesOfContext / 2), - // Add one extra line if linesOfContext is odd - linesAfter = linesBefore + (TraceKit.linesOfContext % 2), - start = Math.max(0, line - linesBefore - 1), - end = Math.min(source.length, line + linesAfter - 1); - - line -= 1; // convert to 0-based index - - for (var i = start; i < end; ++i) { - if (!isUndefined(source[i])) { - context.push(source[i]); - } - } - - return context.length > 0 ? context : null; - } - - /** - * Escapes special characters, except for whitespace, in a string to be - * used inside a regular expression as a string literal. - * @param {string} text The string. - * @return {string} The escaped string literal. - */ - function escapeRegExp(text) { - return text.replace(/[\-\[\]{}()*+?.,\\\^$|#]/g, '\\$&'); - } - - /** - * Escapes special characters in a string to be used inside a regular - * expression as a string literal. Also ensures that HTML entities will - * be matched the same as their literal friends. - * @param {string} body The string. - * @return {string} The escaped string. - */ - function escapeCodeAsRegExpForMatchingInsideHTML(body) { - return escapeRegExp(body).replace('<', '(?:<|<)').replace('>', '(?:>|>)').replace('&', '(?:&|&)').replace('"', '(?:"|")').replace(/\s+/g, '\\s+'); - } - - /** - * Determines where a code fragment occurs in the source code. - * @param {RegExp} re The function definition. - * @param {Array.} urls A list of URLs to search. - * @return {?Object.} An object containing - * the url, line, and column number of the defined function. - */ - function findSourceInUrls(re, urls) { - var source, m; - for (var i = 0, j = urls.length; i < j; ++i) { - // console.log('searching', urls[i]); - if ((source = getSource(urls[i])).length) { - source = source.join('\n'); - if ((m = re.exec(source))) { - // console.log('Found function in ' + urls[i]); - - return { - 'url': urls[i], - 'line': source.substring(0, m.index).split('\n').length, - 'column': m.index - source.lastIndexOf('\n', m.index) - 1 - }; - } - } - } - - // console.log('no match'); - - return null; - } - - /** - * Determines at which column a code fragment occurs on a line of the - * source code. - * @param {string} fragment The code fragment. - * @param {string} url The URL to search. - * @param {(string|number)} line The line number to examine. - * @return {?number} The column number. - */ - function findSourceInLine(fragment, url, line) { - var source = getSource(url), - re = new RegExp('\\b' + escapeRegExp(fragment) + '\\b'), - m; - - line -= 1; - - if (source && source.length > line && (m = re.exec(source[line]))) { - return m.index; - } - - return null; - } - - /** - * Determines where a function was defined within the source code. - * @param {(Function|string)} func A function reference or serialized - * function definition. - * @return {?Object.} An object containing - * the url, line, and column number of the defined function. - */ - function findSourceByFunctionBody(func) { - if (typeof document === 'undefined') - return; - - var urls = [window.location.href], - scripts = document.getElementsByTagName('script'), - body, - code = '' + func, - codeRE = /^function(?:\s+([\w$]+))?\s*\(([\w\s,]*)\)\s*\{\s*(\S[\s\S]*\S)\s*\}\s*$/, - eventRE = /^function on([\w$]+)\s*\(event\)\s*\{\s*(\S[\s\S]*\S)\s*\}\s*$/, - re, - parts, - result; - - for (var i = 0; i < scripts.length; ++i) { - var script = scripts[i]; - if (script.src) { - urls.push(script.src); - } - } - - if (!(parts = codeRE.exec(code))) { - re = new RegExp(escapeRegExp(code).replace(/\s+/g, '\\s+')); - } - - // not sure if this is really necessary, but I don’t have a test - // corpus large enough to confirm that and it was in the original. - else { - var name = parts[1] ? '\\s+' + parts[1] : '', - args = parts[2].split(',').join('\\s*,\\s*'); - - body = escapeRegExp(parts[3]).replace(/;$/, ';?'); // semicolon is inserted if the function ends with a comment.replace(/\s+/g, '\\s+'); - re = new RegExp('function' + name + '\\s*\\(\\s*' + args + '\\s*\\)\\s*{\\s*' + body + '\\s*}'); - } - - // look for a normal function definition - if ((result = findSourceInUrls(re, urls))) { - return result; - } - - // look for an old-school event handler function - if ((parts = eventRE.exec(code))) { - var event = parts[1]; - body = escapeCodeAsRegExpForMatchingInsideHTML(parts[2]); - - // look for a function defined in HTML as an onXXX handler - re = new RegExp('on' + event + '=[\\\'"]\\s*' + body + '\\s*[\\\'"]', 'i'); - - if ((result = findSourceInUrls(re, urls[0]))) { - return result; - } - - // look for ??? - re = new RegExp(body); - - if ((result = findSourceInUrls(re, urls))) { - return result; - } - } - - return null; - } - - // Contents of Exception in various browsers. - // - // SAFARI: - // ex.message = Can't find variable: qq - // ex.line = 59 - // ex.sourceId = 580238192 - // ex.sourceURL = http://... - // ex.expressionBeginOffset = 96 - // ex.expressionCaretOffset = 98 - // ex.expressionEndOffset = 98 - // ex.name = ReferenceError - // - // FIREFOX: - // ex.message = qq is not defined - // ex.fileName = http://... - // ex.lineNumber = 59 - // ex.columnNumber = 69 - // ex.stack = ...stack trace... (see the example below) - // ex.name = ReferenceError - // - // CHROME: - // ex.message = qq is not defined - // ex.name = ReferenceError - // ex.type = not_defined - // ex.arguments = ['aa'] - // ex.stack = ...stack trace... - // - // INTERNET EXPLORER: - // ex.message = ... - // ex.name = ReferenceError - // - // OPERA: - // ex.message = ...message... (see the example below) - // ex.name = ReferenceError - // ex.opera#sourceloc = 11 (pretty much useless, duplicates the info in ex.message) - // ex.stacktrace = n/a; see 'opera:config#UserPrefs|Exceptions Have Stacktrace' - - /** - * Computes stack trace information from the stack property. - * Chrome and Gecko use this property. - * @param {Error} ex - * @return {?Object.} Stack trace information. - */ - function computeStackTraceFromStackProp(ex) { - if (isUndefined(ex.stack) || !ex.stack) return; - - var chrome = /^\s*at (.*?) ?\(((?:file|https?|blob|chrome-extension|native|eval|).*?)(?::(\d+))?(?::(\d+))?\)?\s*$/i, - gecko = /^\s*(.*?)(?:\((.*?)\))?(?:^|@)((?:file|https?|blob|chrome|\[native).*?)(?::(\d+))?(?::(\d+))?\s*$/i, - winjs = /^\s*at (?:((?:\[object object\])?.+) )?\(?((?:ms-appx|https?|blob):.*?):(\d+)(?::(\d+))?\)?\s*$/i, - lines = ex.stack.split('\n'), - stack = [], - parts, - element, - reference = /^(.*) is undefined$/.exec(ex.message); - - for (var i = 0, j = lines.length; i < j; ++i) { - if ((parts = chrome.exec(lines[i]))) { - var isNative = parts[2] && parts[2].indexOf('native') !== -1; - element = { - 'url': !isNative ? parts[2] : null, - 'func': parts[1] || UNKNOWN_FUNCTION, - 'args': isNative ? [parts[2]] : [], - 'line': parts[3] ? +parts[3] : null, - 'column': parts[4] ? +parts[4] : null - }; - } else if ( parts = winjs.exec(lines[i]) ) { - element = { - 'url': parts[2], - 'func': parts[1] || UNKNOWN_FUNCTION, - 'args': [], - 'line': +parts[3], - 'column': parts[4] ? +parts[4] : null - }; - } else if ((parts = gecko.exec(lines[i]))) { - element = { - 'url': parts[3], - 'func': parts[1] || UNKNOWN_FUNCTION, - 'args': parts[2] ? parts[2].split(',') : [], - 'line': parts[4] ? +parts[4] : null, - 'column': parts[5] ? +parts[5] : null - }; - } else { - continue; - } - - if (!element.func && element.line) { - element.func = guessFunctionName(element.url, element.line); - } - - if (element.line) { - element.context = gatherContext(element.url, element.line); - } - - stack.push(element); - } - - if (!stack.length) { - return null; - } - - if (stack[0].line && !stack[0].column && reference) { - stack[0].column = findSourceInLine(reference[1], stack[0].url, stack[0].line); - } else if (!stack[0].column && !isUndefined(ex.columnNumber)) { - // FireFox uses this awesome columnNumber property for its top frame - // Also note, Firefox's column number is 0-based and everything else expects 1-based, - // so adding 1 - stack[0].column = ex.columnNumber + 1; - } - - return { - 'name': ex.name, - 'message': ex.message, - 'url': getLocationHref(), - 'stack': stack - }; - } - - /** - * Computes stack trace information from the stacktrace property. - * Opera 10 uses this property. - * @param {Error} ex - * @return {?Object.} Stack trace information. - */ - function computeStackTraceFromStacktraceProp(ex) { - // Access and store the stacktrace property before doing ANYTHING - // else to it because Opera is not very good at providing it - // reliably in other circumstances. - var stacktrace = ex.stacktrace; - if (isUndefined(ex.stacktrace) || !ex.stacktrace) return; - - var opera10Regex = / line (\d+).*script (?:in )?(\S+)(?:: in function (\S+))?$/i, - opera11Regex = / line (\d+), column (\d+)\s*(?:in (?:]+)>|([^\)]+))\((.*)\))? in (.*):\s*$/i, - lines = stacktrace.split('\n'), - stack = [], - parts; - - for (var line = 0; line < lines.length; line += 2) { - var element = null; - if ((parts = opera10Regex.exec(lines[line]))) { - element = { - 'url': parts[2], - 'line': +parts[1], - 'column': null, - 'func': parts[3], - 'args':[] - }; - } else if ((parts = opera11Regex.exec(lines[line]))) { - element = { - 'url': parts[6], - 'line': +parts[1], - 'column': +parts[2], - 'func': parts[3] || parts[4], - 'args': parts[5] ? parts[5].split(',') : [] - }; - } - - if (element) { - if (!element.func && element.line) { - element.func = guessFunctionName(element.url, element.line); - } - if (element.line) { - try { - element.context = gatherContext(element.url, element.line); - } catch (exc) {} - } - - if (!element.context) { - element.context = [lines[line + 1]]; - } - - stack.push(element); - } - } - - if (!stack.length) { - return null; - } - - return { - 'name': ex.name, - 'message': ex.message, - 'url': getLocationHref(), - 'stack': stack - }; - } - - /** - * NOT TESTED. - * Computes stack trace information from an error message that includes - * the stack trace. - * Opera 9 and earlier use this method if the option to show stack - * traces is turned on in opera:config. - * @param {Error} ex - * @return {?Object.} Stack information. - */ - function computeStackTraceFromOperaMultiLineMessage(ex) { - // Opera includes a stack trace into the exception message. An example is: - // - // Statement on line 3: Undefined variable: undefinedFunc - // Backtrace: - // Line 3 of linked script file://localhost/Users/andreyvit/Projects/TraceKit/javascript-client/sample.js: In function zzz - // undefinedFunc(a); - // Line 7 of inline#1 script in file://localhost/Users/andreyvit/Projects/TraceKit/javascript-client/sample.html: In function yyy - // zzz(x, y, z); - // Line 3 of inline#1 script in file://localhost/Users/andreyvit/Projects/TraceKit/javascript-client/sample.html: In function xxx - // yyy(a, a, a); - // Line 1 of function script - // try { xxx('hi'); return false; } catch(ex) { TraceKit.report(ex); } - // ... - - var lines = ex.message.split('\n'); - if (lines.length < 4) { - return null; - } - - var lineRE1 = /^\s*Line (\d+) of linked script ((?:file|https?|blob)\S+)(?:: in function (\S+))?\s*$/i, - lineRE2 = /^\s*Line (\d+) of inline#(\d+) script in ((?:file|https?|blob)\S+)(?:: in function (\S+))?\s*$/i, - lineRE3 = /^\s*Line (\d+) of function script\s*$/i, - stack = [], - scripts = document.getElementsByTagName('script'), - inlineScriptBlocks = [], - parts; - - for (var s in scripts) { - if (hasKey(scripts, s) && !scripts[s].src) { - inlineScriptBlocks.push(scripts[s]); - } - } - - for (var line = 2; line < lines.length; line += 2) { - var item = null; - if ((parts = lineRE1.exec(lines[line]))) { - item = { - 'url': parts[2], - 'func': parts[3], - 'args': [], - 'line': +parts[1], - 'column': null - }; - } else if ((parts = lineRE2.exec(lines[line]))) { - item = { - 'url': parts[3], - 'func': parts[4], - 'args': [], - 'line': +parts[1], - 'column': null // TODO: Check to see if inline#1 (+parts[2]) points to the script number or column number. - }; - var relativeLine = (+parts[1]); // relative to the start of the