1934 lines
64 KiB
JavaScript
1934 lines
64 KiB
JavaScript
/* -*- Mode: js; js-indent-level: 2; -*- */
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/*
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* Copyright 2011 Mozilla Foundation and contributors
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* Licensed under the New BSD license. See LICENSE or:
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* http://opensource.org/licenses/BSD-3-Clause
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*/
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/**
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* Define a module along with a payload.
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* @param {string} moduleName Name for the payload
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* @param {ignored} deps Ignored. For compatibility with CommonJS AMD Spec
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* @param {function} payload Function with (require, exports, module) params
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*/
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function define(moduleName, deps, payload) {
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if (typeof moduleName != "string") {
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throw new TypeError('Expected string, got: ' + moduleName);
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}
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if (arguments.length == 2) {
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payload = deps;
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}
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if (moduleName in define.modules) {
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throw new Error("Module already defined: " + moduleName);
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}
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define.modules[moduleName] = payload;
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};
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/**
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* The global store of un-instantiated modules
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*/
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define.modules = {};
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/**
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* We invoke require() in the context of a Domain so we can have multiple
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* sets of modules running separate from each other.
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* This contrasts with JSMs which are singletons, Domains allows us to
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* optionally load a CommonJS module twice with separate data each time.
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* Perhaps you want 2 command lines with a different set of commands in each,
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* for example.
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*/
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function Domain() {
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this.modules = {};
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this._currentModule = null;
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}
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(function () {
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/**
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* Lookup module names and resolve them by calling the definition function if
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* needed.
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* There are 2 ways to call this, either with an array of dependencies and a
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* callback to call when the dependencies are found (which can happen
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* asynchronously in an in-page context) or with a single string an no callback
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* where the dependency is resolved synchronously and returned.
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* The API is designed to be compatible with the CommonJS AMD spec and
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* RequireJS.
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* @param {string[]|string} deps A name, or names for the payload
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* @param {function|undefined} callback Function to call when the dependencies
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* are resolved
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* @return {undefined|object} The module required or undefined for
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* array/callback method
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*/
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Domain.prototype.require = function(deps, callback) {
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if (Array.isArray(deps)) {
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var params = deps.map(function(dep) {
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return this.lookup(dep);
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}, this);
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if (callback) {
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callback.apply(null, params);
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}
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return undefined;
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}
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else {
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return this.lookup(deps);
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}
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};
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function normalize(path) {
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var bits = path.split('/');
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var i = 1;
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while (i < bits.length) {
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if (bits[i] === '..') {
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bits.splice(i-1, 1);
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} else if (bits[i] === '.') {
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bits.splice(i, 1);
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} else {
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i++;
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}
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}
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return bits.join('/');
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}
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function join(a, b) {
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a = a.trim();
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b = b.trim();
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if (/^\//.test(b)) {
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return b;
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} else {
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return a.replace(/\/*$/, '/') + b;
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}
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}
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function dirname(path) {
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var bits = path.split('/');
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bits.pop();
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return bits.join('/');
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}
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/**
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* Lookup module names and resolve them by calling the definition function if
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* needed.
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* @param {string} moduleName A name for the payload to lookup
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* @return {object} The module specified by aModuleName or null if not found.
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*/
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Domain.prototype.lookup = function(moduleName) {
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if (/^\./.test(moduleName)) {
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moduleName = normalize(join(dirname(this._currentModule), moduleName));
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}
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if (moduleName in this.modules) {
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var module = this.modules[moduleName];
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return module;
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}
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if (!(moduleName in define.modules)) {
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throw new Error("Module not defined: " + moduleName);
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}
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var module = define.modules[moduleName];
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if (typeof module == "function") {
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var exports = {};
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var previousModule = this._currentModule;
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this._currentModule = moduleName;
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module(this.require.bind(this), exports, { id: moduleName, uri: "" });
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this._currentModule = previousModule;
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module = exports;
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}
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// cache the resulting module object for next time
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this.modules[moduleName] = module;
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return module;
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};
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}());
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define.Domain = Domain;
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define.globalDomain = new Domain();
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var require = define.globalDomain.require.bind(define.globalDomain);
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/* -*- Mode: js; js-indent-level: 2; -*- */
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/*
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* Copyright 2011 Mozilla Foundation and contributors
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* Licensed under the New BSD license. See LICENSE or:
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* http://opensource.org/licenses/BSD-3-Clause
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*/
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define('source-map/source-map-generator', ['require', 'exports', 'module' , 'source-map/base64-vlq', 'source-map/util', 'source-map/array-set'], function(require, exports, module) {
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var base64VLQ = require('./base64-vlq');
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var util = require('./util');
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var ArraySet = require('./array-set').ArraySet;
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/**
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* An instance of the SourceMapGenerator represents a source map which is
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* being built incrementally. To create a new one, you must pass an object
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* with the following properties:
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*
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* - file: The filename of the generated source.
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* - sourceRoot: An optional root for all URLs in this source map.
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*/
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function SourceMapGenerator(aArgs) {
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this._file = util.getArg(aArgs, 'file');
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this._sourceRoot = util.getArg(aArgs, 'sourceRoot', null);
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this._sources = new ArraySet();
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this._names = new ArraySet();
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this._mappings = [];
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this._sourcesContents = null;
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}
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SourceMapGenerator.prototype._version = 3;
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/**
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* Creates a new SourceMapGenerator based on a SourceMapConsumer
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*
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* @param aSourceMapConsumer The SourceMap.
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*/
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SourceMapGenerator.fromSourceMap =
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function SourceMapGenerator_fromSourceMap(aSourceMapConsumer) {
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var sourceRoot = aSourceMapConsumer.sourceRoot;
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var generator = new SourceMapGenerator({
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file: aSourceMapConsumer.file,
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sourceRoot: sourceRoot
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});
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aSourceMapConsumer.eachMapping(function (mapping) {
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var newMapping = {
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generated: {
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line: mapping.generatedLine,
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column: mapping.generatedColumn
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}
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};
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if (mapping.source) {
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newMapping.source = mapping.source;
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if (sourceRoot) {
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newMapping.source = util.relative(sourceRoot, newMapping.source);
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}
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newMapping.original = {
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line: mapping.originalLine,
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column: mapping.originalColumn
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};
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if (mapping.name) {
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newMapping.name = mapping.name;
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}
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}
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generator.addMapping(newMapping);
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});
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aSourceMapConsumer.sources.forEach(function (sourceFile) {
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var content = aSourceMapConsumer.sourceContentFor(sourceFile);
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if (content) {
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generator.setSourceContent(sourceFile, content);
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}
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});
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return generator;
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};
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/**
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* Add a single mapping from original source line and column to the generated
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* source's line and column for this source map being created. The mapping
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* object should have the following properties:
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*
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* - generated: An object with the generated line and column positions.
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* - original: An object with the original line and column positions.
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* - source: The original source file (relative to the sourceRoot).
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* - name: An optional original token name for this mapping.
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*/
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SourceMapGenerator.prototype.addMapping =
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function SourceMapGenerator_addMapping(aArgs) {
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var generated = util.getArg(aArgs, 'generated');
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var original = util.getArg(aArgs, 'original', null);
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var source = util.getArg(aArgs, 'source', null);
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var name = util.getArg(aArgs, 'name', null);
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this._validateMapping(generated, original, source, name);
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if (source && !this._sources.has(source)) {
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this._sources.add(source);
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}
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if (name && !this._names.has(name)) {
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this._names.add(name);
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}
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this._mappings.push({
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generatedLine: generated.line,
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generatedColumn: generated.column,
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originalLine: original != null && original.line,
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originalColumn: original != null && original.column,
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source: source,
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name: name
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});
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};
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/**
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* Set the source content for a source file.
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*/
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SourceMapGenerator.prototype.setSourceContent =
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function SourceMapGenerator_setSourceContent(aSourceFile, aSourceContent) {
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var source = aSourceFile;
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if (this._sourceRoot) {
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source = util.relative(this._sourceRoot, source);
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}
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if (aSourceContent !== null) {
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// Add the source content to the _sourcesContents map.
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// Create a new _sourcesContents map if the property is null.
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if (!this._sourcesContents) {
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this._sourcesContents = {};
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}
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this._sourcesContents[util.toSetString(source)] = aSourceContent;
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} else {
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// Remove the source file from the _sourcesContents map.
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// If the _sourcesContents map is empty, set the property to null.
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delete this._sourcesContents[util.toSetString(source)];
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if (Object.keys(this._sourcesContents).length === 0) {
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this._sourcesContents = null;
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}
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}
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};
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/**
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* Applies the mappings of a sub-source-map for a specific source file to the
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* source map being generated. Each mapping to the supplied source file is
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* rewritten using the supplied source map. Note: The resolution for the
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* resulting mappings is the minimium of this map and the supplied map.
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*
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* @param aSourceMapConsumer The source map to be applied.
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* @param aSourceFile Optional. The filename of the source file.
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* If omitted, SourceMapConsumer's file property will be used.
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*/
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SourceMapGenerator.prototype.applySourceMap =
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function SourceMapGenerator_applySourceMap(aSourceMapConsumer, aSourceFile) {
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// If aSourceFile is omitted, we will use the file property of the SourceMap
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if (!aSourceFile) {
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aSourceFile = aSourceMapConsumer.file;
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}
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var sourceRoot = this._sourceRoot;
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// Make "aSourceFile" relative if an absolute Url is passed.
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if (sourceRoot) {
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aSourceFile = util.relative(sourceRoot, aSourceFile);
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}
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// Applying the SourceMap can add and remove items from the sources and
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// the names array.
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var newSources = new ArraySet();
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var newNames = new ArraySet();
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// Find mappings for the "aSourceFile"
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this._mappings.forEach(function (mapping) {
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if (mapping.source === aSourceFile && mapping.originalLine) {
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// Check if it can be mapped by the source map, then update the mapping.
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var original = aSourceMapConsumer.originalPositionFor({
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line: mapping.originalLine,
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column: mapping.originalColumn
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});
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if (original.source !== null) {
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// Copy mapping
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if (sourceRoot) {
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mapping.source = util.relative(sourceRoot, original.source);
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} else {
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mapping.source = original.source;
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}
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mapping.originalLine = original.line;
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mapping.originalColumn = original.column;
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if (original.name !== null && mapping.name !== null) {
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// Only use the identifier name if it's an identifier
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// in both SourceMaps
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mapping.name = original.name;
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}
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}
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}
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var source = mapping.source;
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if (source && !newSources.has(source)) {
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newSources.add(source);
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}
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var name = mapping.name;
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if (name && !newNames.has(name)) {
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newNames.add(name);
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}
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}, this);
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this._sources = newSources;
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this._names = newNames;
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// Copy sourcesContents of applied map.
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aSourceMapConsumer.sources.forEach(function (sourceFile) {
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var content = aSourceMapConsumer.sourceContentFor(sourceFile);
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if (content) {
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if (sourceRoot) {
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sourceFile = util.relative(sourceRoot, sourceFile);
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}
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this.setSourceContent(sourceFile, content);
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}
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}, this);
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};
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/**
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* A mapping can have one of the three levels of data:
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*
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* 1. Just the generated position.
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* 2. The Generated position, original position, and original source.
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* 3. Generated and original position, original source, as well as a name
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* token.
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*
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* To maintain consistency, we validate that any new mapping being added falls
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* in to one of these categories.
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*/
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SourceMapGenerator.prototype._validateMapping =
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function SourceMapGenerator_validateMapping(aGenerated, aOriginal, aSource,
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aName) {
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if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
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&& aGenerated.line > 0 && aGenerated.column >= 0
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&& !aOriginal && !aSource && !aName) {
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// Case 1.
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return;
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}
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else if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
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&& aOriginal && 'line' in aOriginal && 'column' in aOriginal
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&& aGenerated.line > 0 && aGenerated.column >= 0
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&& aOriginal.line > 0 && aOriginal.column >= 0
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&& aSource) {
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// Cases 2 and 3.
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return;
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}
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else {
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throw new Error('Invalid mapping: ' + JSON.stringify({
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generated: aGenerated,
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source: aSource,
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original: aOriginal,
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name: aName
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}));
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}
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};
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/**
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* Serialize the accumulated mappings in to the stream of base 64 VLQs
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* specified by the source map format.
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*/
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SourceMapGenerator.prototype._serializeMappings =
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function SourceMapGenerator_serializeMappings() {
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var previousGeneratedColumn = 0;
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var previousGeneratedLine = 1;
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var previousOriginalColumn = 0;
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var previousOriginalLine = 0;
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var previousName = 0;
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var previousSource = 0;
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var result = '';
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var mapping;
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// The mappings must be guaranteed to be in sorted order before we start
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// serializing them or else the generated line numbers (which are defined
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// via the ';' separators) will be all messed up. Note: it might be more
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// performant to maintain the sorting as we insert them, rather than as we
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// serialize them, but the big O is the same either way.
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this._mappings.sort(util.compareByGeneratedPositions);
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for (var i = 0, len = this._mappings.length; i < len; i++) {
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mapping = this._mappings[i];
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if (mapping.generatedLine !== previousGeneratedLine) {
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previousGeneratedColumn = 0;
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while (mapping.generatedLine !== previousGeneratedLine) {
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result += ';';
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previousGeneratedLine++;
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}
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}
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else {
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if (i > 0) {
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if (!util.compareByGeneratedPositions(mapping, this._mappings[i - 1])) {
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continue;
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}
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result += ',';
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}
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}
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result += base64VLQ.encode(mapping.generatedColumn
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- previousGeneratedColumn);
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previousGeneratedColumn = mapping.generatedColumn;
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if (mapping.source) {
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result += base64VLQ.encode(this._sources.indexOf(mapping.source)
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- previousSource);
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previousSource = this._sources.indexOf(mapping.source);
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// lines are stored 0-based in SourceMap spec version 3
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result += base64VLQ.encode(mapping.originalLine - 1
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- previousOriginalLine);
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previousOriginalLine = mapping.originalLine - 1;
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result += base64VLQ.encode(mapping.originalColumn
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- previousOriginalColumn);
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previousOriginalColumn = mapping.originalColumn;
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if (mapping.name) {
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result += base64VLQ.encode(this._names.indexOf(mapping.name)
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- previousName);
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previousName = this._names.indexOf(mapping.name);
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}
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}
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}
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return result;
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};
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SourceMapGenerator.prototype._generateSourcesContent =
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function SourceMapGenerator_generateSourcesContent(aSources, aSourceRoot) {
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return aSources.map(function (source) {
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if (!this._sourcesContents) {
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return null;
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}
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if (aSourceRoot) {
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source = util.relative(aSourceRoot, source);
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}
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var key = util.toSetString(source);
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return Object.prototype.hasOwnProperty.call(this._sourcesContents,
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key)
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? this._sourcesContents[key]
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: null;
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}, this);
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};
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/**
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* Externalize the source map.
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*/
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SourceMapGenerator.prototype.toJSON =
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function SourceMapGenerator_toJSON() {
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var map = {
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version: this._version,
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file: this._file,
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sources: this._sources.toArray(),
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names: this._names.toArray(),
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mappings: this._serializeMappings()
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};
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if (this._sourceRoot) {
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map.sourceRoot = this._sourceRoot;
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}
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if (this._sourcesContents) {
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map.sourcesContent = this._generateSourcesContent(map.sources, map.sourceRoot);
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}
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return map;
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};
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/**
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* Render the source map being generated to a string.
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*/
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SourceMapGenerator.prototype.toString =
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function SourceMapGenerator_toString() {
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return JSON.stringify(this);
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};
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exports.SourceMapGenerator = SourceMapGenerator;
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});
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/* -*- Mode: js; js-indent-level: 2; -*- */
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/*
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* Copyright 2011 Mozilla Foundation and contributors
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|
* Licensed under the New BSD license. See LICENSE or:
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* http://opensource.org/licenses/BSD-3-Clause
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|
*
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* Based on the Base 64 VLQ implementation in Closure Compiler:
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* https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java
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*
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* Copyright 2011 The Closure Compiler Authors. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
* * Neither the name of Google Inc. nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* 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 THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS 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.
|
|
*/
|
|
define('source-map/base64-vlq', ['require', 'exports', 'module' , 'source-map/base64'], function(require, exports, module) {
|
|
|
|
var base64 = require('./base64');
|
|
|
|
// A single base 64 digit can contain 6 bits of data. For the base 64 variable
|
|
// length quantities we use in the source map spec, the first bit is the sign,
|
|
// the next four bits are the actual value, and the 6th bit is the
|
|
// continuation bit. The continuation bit tells us whether there are more
|
|
// digits in this value following this digit.
|
|
//
|
|
// Continuation
|
|
// | Sign
|
|
// | |
|
|
// V V
|
|
// 101011
|
|
|
|
var VLQ_BASE_SHIFT = 5;
|
|
|
|
// binary: 100000
|
|
var VLQ_BASE = 1 << VLQ_BASE_SHIFT;
|
|
|
|
// binary: 011111
|
|
var VLQ_BASE_MASK = VLQ_BASE - 1;
|
|
|
|
// binary: 100000
|
|
var VLQ_CONTINUATION_BIT = VLQ_BASE;
|
|
|
|
/**
|
|
* Converts from a two-complement value to a value where the sign bit is
|
|
* is placed in the least significant bit. For example, as decimals:
|
|
* 1 becomes 2 (10 binary), -1 becomes 3 (11 binary)
|
|
* 2 becomes 4 (100 binary), -2 becomes 5 (101 binary)
|
|
*/
|
|
function toVLQSigned(aValue) {
|
|
return aValue < 0
|
|
? ((-aValue) << 1) + 1
|
|
: (aValue << 1) + 0;
|
|
}
|
|
|
|
/**
|
|
* Converts to a two-complement value from a value where the sign bit is
|
|
* is placed in the least significant bit. For example, as decimals:
|
|
* 2 (10 binary) becomes 1, 3 (11 binary) becomes -1
|
|
* 4 (100 binary) becomes 2, 5 (101 binary) becomes -2
|
|
*/
|
|
function fromVLQSigned(aValue) {
|
|
var isNegative = (aValue & 1) === 1;
|
|
var shifted = aValue >> 1;
|
|
return isNegative
|
|
? -shifted
|
|
: shifted;
|
|
}
|
|
|
|
/**
|
|
* Returns the base 64 VLQ encoded value.
|
|
*/
|
|
exports.encode = function base64VLQ_encode(aValue) {
|
|
var encoded = "";
|
|
var digit;
|
|
|
|
var vlq = toVLQSigned(aValue);
|
|
|
|
do {
|
|
digit = vlq & VLQ_BASE_MASK;
|
|
vlq >>>= VLQ_BASE_SHIFT;
|
|
if (vlq > 0) {
|
|
// There are still more digits in this value, so we must make sure the
|
|
// continuation bit is marked.
|
|
digit |= VLQ_CONTINUATION_BIT;
|
|
}
|
|
encoded += base64.encode(digit);
|
|
} while (vlq > 0);
|
|
|
|
return encoded;
|
|
};
|
|
|
|
/**
|
|
* Decodes the next base 64 VLQ value from the given string and returns the
|
|
* value and the rest of the string.
|
|
*/
|
|
exports.decode = function base64VLQ_decode(aStr) {
|
|
var i = 0;
|
|
var strLen = aStr.length;
|
|
var result = 0;
|
|
var shift = 0;
|
|
var continuation, digit;
|
|
|
|
do {
|
|
if (i >= strLen) {
|
|
throw new Error("Expected more digits in base 64 VLQ value.");
|
|
}
|
|
digit = base64.decode(aStr.charAt(i++));
|
|
continuation = !!(digit & VLQ_CONTINUATION_BIT);
|
|
digit &= VLQ_BASE_MASK;
|
|
result = result + (digit << shift);
|
|
shift += VLQ_BASE_SHIFT;
|
|
} while (continuation);
|
|
|
|
return {
|
|
value: fromVLQSigned(result),
|
|
rest: aStr.slice(i)
|
|
};
|
|
};
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/base64', ['require', 'exports', 'module' , ], function(require, exports, module) {
|
|
|
|
var charToIntMap = {};
|
|
var intToCharMap = {};
|
|
|
|
'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
|
|
.split('')
|
|
.forEach(function (ch, index) {
|
|
charToIntMap[ch] = index;
|
|
intToCharMap[index] = ch;
|
|
});
|
|
|
|
/**
|
|
* Encode an integer in the range of 0 to 63 to a single base 64 digit.
|
|
*/
|
|
exports.encode = function base64_encode(aNumber) {
|
|
if (aNumber in intToCharMap) {
|
|
return intToCharMap[aNumber];
|
|
}
|
|
throw new TypeError("Must be between 0 and 63: " + aNumber);
|
|
};
|
|
|
|
/**
|
|
* Decode a single base 64 digit to an integer.
|
|
*/
|
|
exports.decode = function base64_decode(aChar) {
|
|
if (aChar in charToIntMap) {
|
|
return charToIntMap[aChar];
|
|
}
|
|
throw new TypeError("Not a valid base 64 digit: " + aChar);
|
|
};
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/util', ['require', 'exports', 'module' , ], function(require, exports, module) {
|
|
|
|
/**
|
|
* This is a helper function for getting values from parameter/options
|
|
* objects.
|
|
*
|
|
* @param args The object we are extracting values from
|
|
* @param name The name of the property we are getting.
|
|
* @param defaultValue An optional value to return if the property is missing
|
|
* from the object. If this is not specified and the property is missing, an
|
|
* error will be thrown.
|
|
*/
|
|
function getArg(aArgs, aName, aDefaultValue) {
|
|
if (aName in aArgs) {
|
|
return aArgs[aName];
|
|
} else if (arguments.length === 3) {
|
|
return aDefaultValue;
|
|
} else {
|
|
throw new Error('"' + aName + '" is a required argument.');
|
|
}
|
|
}
|
|
exports.getArg = getArg;
|
|
|
|
var urlRegexp = /([\w+\-.]+):\/\/((\w+:\w+)@)?([\w.]+)?(:(\d+))?(\S+)?/;
|
|
var dataUrlRegexp = /^data:.+\,.+/;
|
|
|
|
function urlParse(aUrl) {
|
|
var match = aUrl.match(urlRegexp);
|
|
if (!match) {
|
|
return null;
|
|
}
|
|
return {
|
|
scheme: match[1],
|
|
auth: match[3],
|
|
host: match[4],
|
|
port: match[6],
|
|
path: match[7]
|
|
};
|
|
}
|
|
exports.urlParse = urlParse;
|
|
|
|
function urlGenerate(aParsedUrl) {
|
|
var url = aParsedUrl.scheme + "://";
|
|
if (aParsedUrl.auth) {
|
|
url += aParsedUrl.auth + "@"
|
|
}
|
|
if (aParsedUrl.host) {
|
|
url += aParsedUrl.host;
|
|
}
|
|
if (aParsedUrl.port) {
|
|
url += ":" + aParsedUrl.port
|
|
}
|
|
if (aParsedUrl.path) {
|
|
url += aParsedUrl.path;
|
|
}
|
|
return url;
|
|
}
|
|
exports.urlGenerate = urlGenerate;
|
|
|
|
function join(aRoot, aPath) {
|
|
var url;
|
|
|
|
if (aPath.match(urlRegexp) || aPath.match(dataUrlRegexp)) {
|
|
return aPath;
|
|
}
|
|
|
|
if (aPath.charAt(0) === '/' && (url = urlParse(aRoot))) {
|
|
url.path = aPath;
|
|
return urlGenerate(url);
|
|
}
|
|
|
|
return aRoot.replace(/\/$/, '') + '/' + aPath;
|
|
}
|
|
exports.join = join;
|
|
|
|
/**
|
|
* Because behavior goes wacky when you set `__proto__` on objects, we
|
|
* have to prefix all the strings in our set with an arbitrary character.
|
|
*
|
|
* See https://github.com/mozilla/source-map/pull/31 and
|
|
* https://github.com/mozilla/source-map/issues/30
|
|
*
|
|
* @param String aStr
|
|
*/
|
|
function toSetString(aStr) {
|
|
return '$' + aStr;
|
|
}
|
|
exports.toSetString = toSetString;
|
|
|
|
function fromSetString(aStr) {
|
|
return aStr.substr(1);
|
|
}
|
|
exports.fromSetString = fromSetString;
|
|
|
|
function relative(aRoot, aPath) {
|
|
aRoot = aRoot.replace(/\/$/, '');
|
|
|
|
var url = urlParse(aRoot);
|
|
if (aPath.charAt(0) == "/" && url && url.path == "/") {
|
|
return aPath.slice(1);
|
|
}
|
|
|
|
return aPath.indexOf(aRoot + '/') === 0
|
|
? aPath.substr(aRoot.length + 1)
|
|
: aPath;
|
|
}
|
|
exports.relative = relative;
|
|
|
|
function strcmp(aStr1, aStr2) {
|
|
var s1 = aStr1 || "";
|
|
var s2 = aStr2 || "";
|
|
return (s1 > s2) - (s1 < s2);
|
|
}
|
|
|
|
/**
|
|
* Comparator between two mappings where the original positions are compared.
|
|
*
|
|
* Optionally pass in `true` as `onlyCompareGenerated` to consider two
|
|
* mappings with the same original source/line/column, but different generated
|
|
* line and column the same. Useful when searching for a mapping with a
|
|
* stubbed out mapping.
|
|
*/
|
|
function compareByOriginalPositions(mappingA, mappingB, onlyCompareOriginal) {
|
|
var cmp;
|
|
|
|
cmp = strcmp(mappingA.source, mappingB.source);
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.originalLine - mappingB.originalLine;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.originalColumn - mappingB.originalColumn;
|
|
if (cmp || onlyCompareOriginal) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = strcmp(mappingA.name, mappingB.name);
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.generatedLine - mappingB.generatedLine;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
return mappingA.generatedColumn - mappingB.generatedColumn;
|
|
};
|
|
exports.compareByOriginalPositions = compareByOriginalPositions;
|
|
|
|
/**
|
|
* Comparator between two mappings where the generated positions are
|
|
* compared.
|
|
*
|
|
* Optionally pass in `true` as `onlyCompareGenerated` to consider two
|
|
* mappings with the same generated line and column, but different
|
|
* source/name/original line and column the same. Useful when searching for a
|
|
* mapping with a stubbed out mapping.
|
|
*/
|
|
function compareByGeneratedPositions(mappingA, mappingB, onlyCompareGenerated) {
|
|
var cmp;
|
|
|
|
cmp = mappingA.generatedLine - mappingB.generatedLine;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.generatedColumn - mappingB.generatedColumn;
|
|
if (cmp || onlyCompareGenerated) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = strcmp(mappingA.source, mappingB.source);
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.originalLine - mappingB.originalLine;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
cmp = mappingA.originalColumn - mappingB.originalColumn;
|
|
if (cmp) {
|
|
return cmp;
|
|
}
|
|
|
|
return strcmp(mappingA.name, mappingB.name);
|
|
};
|
|
exports.compareByGeneratedPositions = compareByGeneratedPositions;
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/array-set', ['require', 'exports', 'module' , 'source-map/util'], function(require, exports, module) {
|
|
|
|
var util = require('./util');
|
|
|
|
/**
|
|
* A data structure which is a combination of an array and a set. Adding a new
|
|
* member is O(1), testing for membership is O(1), and finding the index of an
|
|
* element is O(1). Removing elements from the set is not supported. Only
|
|
* strings are supported for membership.
|
|
*/
|
|
function ArraySet() {
|
|
this._array = [];
|
|
this._set = {};
|
|
}
|
|
|
|
/**
|
|
* Static method for creating ArraySet instances from an existing array.
|
|
*/
|
|
ArraySet.fromArray = function ArraySet_fromArray(aArray, aAllowDuplicates) {
|
|
var set = new ArraySet();
|
|
for (var i = 0, len = aArray.length; i < len; i++) {
|
|
set.add(aArray[i], aAllowDuplicates);
|
|
}
|
|
return set;
|
|
};
|
|
|
|
/**
|
|
* Add the given string to this set.
|
|
*
|
|
* @param String aStr
|
|
*/
|
|
ArraySet.prototype.add = function ArraySet_add(aStr, aAllowDuplicates) {
|
|
var isDuplicate = this.has(aStr);
|
|
var idx = this._array.length;
|
|
if (!isDuplicate || aAllowDuplicates) {
|
|
this._array.push(aStr);
|
|
}
|
|
if (!isDuplicate) {
|
|
this._set[util.toSetString(aStr)] = idx;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Is the given string a member of this set?
|
|
*
|
|
* @param String aStr
|
|
*/
|
|
ArraySet.prototype.has = function ArraySet_has(aStr) {
|
|
return Object.prototype.hasOwnProperty.call(this._set,
|
|
util.toSetString(aStr));
|
|
};
|
|
|
|
/**
|
|
* What is the index of the given string in the array?
|
|
*
|
|
* @param String aStr
|
|
*/
|
|
ArraySet.prototype.indexOf = function ArraySet_indexOf(aStr) {
|
|
if (this.has(aStr)) {
|
|
return this._set[util.toSetString(aStr)];
|
|
}
|
|
throw new Error('"' + aStr + '" is not in the set.');
|
|
};
|
|
|
|
/**
|
|
* What is the element at the given index?
|
|
*
|
|
* @param Number aIdx
|
|
*/
|
|
ArraySet.prototype.at = function ArraySet_at(aIdx) {
|
|
if (aIdx >= 0 && aIdx < this._array.length) {
|
|
return this._array[aIdx];
|
|
}
|
|
throw new Error('No element indexed by ' + aIdx);
|
|
};
|
|
|
|
/**
|
|
* Returns the array representation of this set (which has the proper indices
|
|
* indicated by indexOf). Note that this is a copy of the internal array used
|
|
* for storing the members so that no one can mess with internal state.
|
|
*/
|
|
ArraySet.prototype.toArray = function ArraySet_toArray() {
|
|
return this._array.slice();
|
|
};
|
|
|
|
exports.ArraySet = ArraySet;
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/source-map-consumer', ['require', 'exports', 'module' , 'source-map/util', 'source-map/binary-search', 'source-map/array-set', 'source-map/base64-vlq'], function(require, exports, module) {
|
|
|
|
var util = require('./util');
|
|
var binarySearch = require('./binary-search');
|
|
var ArraySet = require('./array-set').ArraySet;
|
|
var base64VLQ = require('./base64-vlq');
|
|
|
|
/**
|
|
* A SourceMapConsumer instance represents a parsed source map which we can
|
|
* query for information about the original file positions by giving it a file
|
|
* position in the generated source.
|
|
*
|
|
* The only parameter is the raw source map (either as a JSON string, or
|
|
* already parsed to an object). According to the spec, source maps have the
|
|
* following attributes:
|
|
*
|
|
* - version: Which version of the source map spec this map is following.
|
|
* - sources: An array of URLs to the original source files.
|
|
* - names: An array of identifiers which can be referrenced by individual mappings.
|
|
* - sourceRoot: Optional. The URL root from which all sources are relative.
|
|
* - sourcesContent: Optional. An array of contents of the original source files.
|
|
* - mappings: A string of base64 VLQs which contain the actual mappings.
|
|
* - file: The generated file this source map is associated with.
|
|
*
|
|
* Here is an example source map, taken from the source map spec[0]:
|
|
*
|
|
* {
|
|
* version : 3,
|
|
* file: "out.js",
|
|
* sourceRoot : "",
|
|
* sources: ["foo.js", "bar.js"],
|
|
* names: ["src", "maps", "are", "fun"],
|
|
* mappings: "AA,AB;;ABCDE;"
|
|
* }
|
|
*
|
|
* [0]: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit?pli=1#
|
|
*/
|
|
function SourceMapConsumer(aSourceMap) {
|
|
var sourceMap = aSourceMap;
|
|
if (typeof aSourceMap === 'string') {
|
|
sourceMap = JSON.parse(aSourceMap.replace(/^\)\]\}'/, ''));
|
|
}
|
|
|
|
var version = util.getArg(sourceMap, 'version');
|
|
var sources = util.getArg(sourceMap, 'sources');
|
|
// Sass 3.3 leaves out the 'names' array, so we deviate from the spec (which
|
|
// requires the array) to play nice here.
|
|
var names = util.getArg(sourceMap, 'names', []);
|
|
var sourceRoot = util.getArg(sourceMap, 'sourceRoot', null);
|
|
var sourcesContent = util.getArg(sourceMap, 'sourcesContent', null);
|
|
var mappings = util.getArg(sourceMap, 'mappings');
|
|
var file = util.getArg(sourceMap, 'file', null);
|
|
|
|
// Once again, Sass deviates from the spec and supplies the version as a
|
|
// string rather than a number, so we use loose equality checking here.
|
|
if (version != this._version) {
|
|
throw new Error('Unsupported version: ' + version);
|
|
}
|
|
|
|
// Pass `true` below to allow duplicate names and sources. While source maps
|
|
// are intended to be compressed and deduplicated, the TypeScript compiler
|
|
// sometimes generates source maps with duplicates in them. See Github issue
|
|
// #72 and bugzil.la/889492.
|
|
this._names = ArraySet.fromArray(names, true);
|
|
this._sources = ArraySet.fromArray(sources, true);
|
|
|
|
this.sourceRoot = sourceRoot;
|
|
this.sourcesContent = sourcesContent;
|
|
this._mappings = mappings;
|
|
this.file = file;
|
|
}
|
|
|
|
/**
|
|
* Create a SourceMapConsumer from a SourceMapGenerator.
|
|
*
|
|
* @param SourceMapGenerator aSourceMap
|
|
* The source map that will be consumed.
|
|
* @returns SourceMapConsumer
|
|
*/
|
|
SourceMapConsumer.fromSourceMap =
|
|
function SourceMapConsumer_fromSourceMap(aSourceMap) {
|
|
var smc = Object.create(SourceMapConsumer.prototype);
|
|
|
|
smc._names = ArraySet.fromArray(aSourceMap._names.toArray(), true);
|
|
smc._sources = ArraySet.fromArray(aSourceMap._sources.toArray(), true);
|
|
smc.sourceRoot = aSourceMap._sourceRoot;
|
|
smc.sourcesContent = aSourceMap._generateSourcesContent(smc._sources.toArray(),
|
|
smc.sourceRoot);
|
|
smc.file = aSourceMap._file;
|
|
|
|
smc.__generatedMappings = aSourceMap._mappings.slice()
|
|
.sort(util.compareByGeneratedPositions);
|
|
smc.__originalMappings = aSourceMap._mappings.slice()
|
|
.sort(util.compareByOriginalPositions);
|
|
|
|
return smc;
|
|
};
|
|
|
|
/**
|
|
* The version of the source mapping spec that we are consuming.
|
|
*/
|
|
SourceMapConsumer.prototype._version = 3;
|
|
|
|
/**
|
|
* The list of original sources.
|
|
*/
|
|
Object.defineProperty(SourceMapConsumer.prototype, 'sources', {
|
|
get: function () {
|
|
return this._sources.toArray().map(function (s) {
|
|
return this.sourceRoot ? util.join(this.sourceRoot, s) : s;
|
|
}, this);
|
|
}
|
|
});
|
|
|
|
// `__generatedMappings` and `__originalMappings` are arrays that hold the
|
|
// parsed mapping coordinates from the source map's "mappings" attribute. They
|
|
// are lazily instantiated, accessed via the `_generatedMappings` and
|
|
// `_originalMappings` getters respectively, and we only parse the mappings
|
|
// and create these arrays once queried for a source location. We jump through
|
|
// these hoops because there can be many thousands of mappings, and parsing
|
|
// them is expensive, so we only want to do it if we must.
|
|
//
|
|
// Each object in the arrays is of the form:
|
|
//
|
|
// {
|
|
// generatedLine: The line number in the generated code,
|
|
// generatedColumn: The column number in the generated code,
|
|
// source: The path to the original source file that generated this
|
|
// chunk of code,
|
|
// originalLine: The line number in the original source that
|
|
// corresponds to this chunk of generated code,
|
|
// originalColumn: The column number in the original source that
|
|
// corresponds to this chunk of generated code,
|
|
// name: The name of the original symbol which generated this chunk of
|
|
// code.
|
|
// }
|
|
//
|
|
// All properties except for `generatedLine` and `generatedColumn` can be
|
|
// `null`.
|
|
//
|
|
// `_generatedMappings` is ordered by the generated positions.
|
|
//
|
|
// `_originalMappings` is ordered by the original positions.
|
|
|
|
SourceMapConsumer.prototype.__generatedMappings = null;
|
|
Object.defineProperty(SourceMapConsumer.prototype, '_generatedMappings', {
|
|
get: function () {
|
|
if (!this.__generatedMappings) {
|
|
this.__generatedMappings = [];
|
|
this.__originalMappings = [];
|
|
this._parseMappings(this._mappings, this.sourceRoot);
|
|
}
|
|
|
|
return this.__generatedMappings;
|
|
}
|
|
});
|
|
|
|
SourceMapConsumer.prototype.__originalMappings = null;
|
|
Object.defineProperty(SourceMapConsumer.prototype, '_originalMappings', {
|
|
get: function () {
|
|
if (!this.__originalMappings) {
|
|
this.__generatedMappings = [];
|
|
this.__originalMappings = [];
|
|
this._parseMappings(this._mappings, this.sourceRoot);
|
|
}
|
|
|
|
return this.__originalMappings;
|
|
}
|
|
});
|
|
|
|
/**
|
|
* Parse the mappings in a string in to a data structure which we can easily
|
|
* query (the ordered arrays in the `this.__generatedMappings` and
|
|
* `this.__originalMappings` properties).
|
|
*/
|
|
SourceMapConsumer.prototype._parseMappings =
|
|
function SourceMapConsumer_parseMappings(aStr, aSourceRoot) {
|
|
var generatedLine = 1;
|
|
var previousGeneratedColumn = 0;
|
|
var previousOriginalLine = 0;
|
|
var previousOriginalColumn = 0;
|
|
var previousSource = 0;
|
|
var previousName = 0;
|
|
var mappingSeparator = /^[,;]/;
|
|
var str = aStr;
|
|
var mapping;
|
|
var temp;
|
|
|
|
while (str.length > 0) {
|
|
if (str.charAt(0) === ';') {
|
|
generatedLine++;
|
|
str = str.slice(1);
|
|
previousGeneratedColumn = 0;
|
|
}
|
|
else if (str.charAt(0) === ',') {
|
|
str = str.slice(1);
|
|
}
|
|
else {
|
|
mapping = {};
|
|
mapping.generatedLine = generatedLine;
|
|
|
|
// Generated column.
|
|
temp = base64VLQ.decode(str);
|
|
mapping.generatedColumn = previousGeneratedColumn + temp.value;
|
|
previousGeneratedColumn = mapping.generatedColumn;
|
|
str = temp.rest;
|
|
|
|
if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
|
|
// Original source.
|
|
temp = base64VLQ.decode(str);
|
|
mapping.source = this._sources.at(previousSource + temp.value);
|
|
previousSource += temp.value;
|
|
str = temp.rest;
|
|
if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
|
|
throw new Error('Found a source, but no line and column');
|
|
}
|
|
|
|
// Original line.
|
|
temp = base64VLQ.decode(str);
|
|
mapping.originalLine = previousOriginalLine + temp.value;
|
|
previousOriginalLine = mapping.originalLine;
|
|
// Lines are stored 0-based
|
|
mapping.originalLine += 1;
|
|
str = temp.rest;
|
|
if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
|
|
throw new Error('Found a source and line, but no column');
|
|
}
|
|
|
|
// Original column.
|
|
temp = base64VLQ.decode(str);
|
|
mapping.originalColumn = previousOriginalColumn + temp.value;
|
|
previousOriginalColumn = mapping.originalColumn;
|
|
str = temp.rest;
|
|
|
|
if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
|
|
// Original name.
|
|
temp = base64VLQ.decode(str);
|
|
mapping.name = this._names.at(previousName + temp.value);
|
|
previousName += temp.value;
|
|
str = temp.rest;
|
|
}
|
|
}
|
|
|
|
this.__generatedMappings.push(mapping);
|
|
if (typeof mapping.originalLine === 'number') {
|
|
this.__originalMappings.push(mapping);
|
|
}
|
|
}
|
|
}
|
|
|
|
this.__originalMappings.sort(util.compareByOriginalPositions);
|
|
};
|
|
|
|
/**
|
|
* Find the mapping that best matches the hypothetical "needle" mapping that
|
|
* we are searching for in the given "haystack" of mappings.
|
|
*/
|
|
SourceMapConsumer.prototype._findMapping =
|
|
function SourceMapConsumer_findMapping(aNeedle, aMappings, aLineName,
|
|
aColumnName, aComparator) {
|
|
// To return the position we are searching for, we must first find the
|
|
// mapping for the given position and then return the opposite position it
|
|
// points to. Because the mappings are sorted, we can use binary search to
|
|
// find the best mapping.
|
|
|
|
if (aNeedle[aLineName] <= 0) {
|
|
throw new TypeError('Line must be greater than or equal to 1, got '
|
|
+ aNeedle[aLineName]);
|
|
}
|
|
if (aNeedle[aColumnName] < 0) {
|
|
throw new TypeError('Column must be greater than or equal to 0, got '
|
|
+ aNeedle[aColumnName]);
|
|
}
|
|
|
|
return binarySearch.search(aNeedle, aMappings, aComparator);
|
|
};
|
|
|
|
/**
|
|
* Returns the original source, line, and column information for the generated
|
|
* source's line and column positions provided. The only argument is an object
|
|
* with the following properties:
|
|
*
|
|
* - line: The line number in the generated source.
|
|
* - column: The column number in the generated source.
|
|
*
|
|
* and an object is returned with the following properties:
|
|
*
|
|
* - source: The original source file, or null.
|
|
* - line: The line number in the original source, or null.
|
|
* - column: The column number in the original source, or null.
|
|
* - name: The original identifier, or null.
|
|
*/
|
|
SourceMapConsumer.prototype.originalPositionFor =
|
|
function SourceMapConsumer_originalPositionFor(aArgs) {
|
|
var needle = {
|
|
generatedLine: util.getArg(aArgs, 'line'),
|
|
generatedColumn: util.getArg(aArgs, 'column')
|
|
};
|
|
|
|
var mapping = this._findMapping(needle,
|
|
this._generatedMappings,
|
|
"generatedLine",
|
|
"generatedColumn",
|
|
util.compareByGeneratedPositions);
|
|
|
|
if (mapping) {
|
|
var source = util.getArg(mapping, 'source', null);
|
|
if (source && this.sourceRoot) {
|
|
source = util.join(this.sourceRoot, source);
|
|
}
|
|
return {
|
|
source: source,
|
|
line: util.getArg(mapping, 'originalLine', null),
|
|
column: util.getArg(mapping, 'originalColumn', null),
|
|
name: util.getArg(mapping, 'name', null)
|
|
};
|
|
}
|
|
|
|
return {
|
|
source: null,
|
|
line: null,
|
|
column: null,
|
|
name: null
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Returns the original source content. The only argument is the url of the
|
|
* original source file. Returns null if no original source content is
|
|
* available.
|
|
*/
|
|
SourceMapConsumer.prototype.sourceContentFor =
|
|
function SourceMapConsumer_sourceContentFor(aSource) {
|
|
if (!this.sourcesContent) {
|
|
return null;
|
|
}
|
|
|
|
if (this.sourceRoot) {
|
|
aSource = util.relative(this.sourceRoot, aSource);
|
|
}
|
|
|
|
if (this._sources.has(aSource)) {
|
|
return this.sourcesContent[this._sources.indexOf(aSource)];
|
|
}
|
|
|
|
var url;
|
|
if (this.sourceRoot
|
|
&& (url = util.urlParse(this.sourceRoot))) {
|
|
// XXX: file:// URIs and absolute paths lead to unexpected behavior for
|
|
// many users. We can help them out when they expect file:// URIs to
|
|
// behave like it would if they were running a local HTTP server. See
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=885597.
|
|
var fileUriAbsPath = aSource.replace(/^file:\/\//, "");
|
|
if (url.scheme == "file"
|
|
&& this._sources.has(fileUriAbsPath)) {
|
|
return this.sourcesContent[this._sources.indexOf(fileUriAbsPath)]
|
|
}
|
|
|
|
if ((!url.path || url.path == "/")
|
|
&& this._sources.has("/" + aSource)) {
|
|
return this.sourcesContent[this._sources.indexOf("/" + aSource)];
|
|
}
|
|
}
|
|
|
|
throw new Error('"' + aSource + '" is not in the SourceMap.');
|
|
};
|
|
|
|
/**
|
|
* Returns the generated line and column information for the original source,
|
|
* line, and column positions provided. The only argument is an object with
|
|
* the following properties:
|
|
*
|
|
* - source: The filename of the original source.
|
|
* - line: The line number in the original source.
|
|
* - column: The column number in the original source.
|
|
*
|
|
* and an object is returned with the following properties:
|
|
*
|
|
* - line: The line number in the generated source, or null.
|
|
* - column: The column number in the generated source, or null.
|
|
*/
|
|
SourceMapConsumer.prototype.generatedPositionFor =
|
|
function SourceMapConsumer_generatedPositionFor(aArgs) {
|
|
var needle = {
|
|
source: util.getArg(aArgs, 'source'),
|
|
originalLine: util.getArg(aArgs, 'line'),
|
|
originalColumn: util.getArg(aArgs, 'column')
|
|
};
|
|
|
|
if (this.sourceRoot) {
|
|
needle.source = util.relative(this.sourceRoot, needle.source);
|
|
}
|
|
|
|
var mapping = this._findMapping(needle,
|
|
this._originalMappings,
|
|
"originalLine",
|
|
"originalColumn",
|
|
util.compareByOriginalPositions);
|
|
|
|
if (mapping) {
|
|
return {
|
|
line: util.getArg(mapping, 'generatedLine', null),
|
|
column: util.getArg(mapping, 'generatedColumn', null)
|
|
};
|
|
}
|
|
|
|
return {
|
|
line: null,
|
|
column: null
|
|
};
|
|
};
|
|
|
|
SourceMapConsumer.GENERATED_ORDER = 1;
|
|
SourceMapConsumer.ORIGINAL_ORDER = 2;
|
|
|
|
/**
|
|
* Iterate over each mapping between an original source/line/column and a
|
|
* generated line/column in this source map.
|
|
*
|
|
* @param Function aCallback
|
|
* The function that is called with each mapping.
|
|
* @param Object aContext
|
|
* Optional. If specified, this object will be the value of `this` every
|
|
* time that `aCallback` is called.
|
|
* @param aOrder
|
|
* Either `SourceMapConsumer.GENERATED_ORDER` or
|
|
* `SourceMapConsumer.ORIGINAL_ORDER`. Specifies whether you want to
|
|
* iterate over the mappings sorted by the generated file's line/column
|
|
* order or the original's source/line/column order, respectively. Defaults to
|
|
* `SourceMapConsumer.GENERATED_ORDER`.
|
|
*/
|
|
SourceMapConsumer.prototype.eachMapping =
|
|
function SourceMapConsumer_eachMapping(aCallback, aContext, aOrder) {
|
|
var context = aContext || null;
|
|
var order = aOrder || SourceMapConsumer.GENERATED_ORDER;
|
|
|
|
var mappings;
|
|
switch (order) {
|
|
case SourceMapConsumer.GENERATED_ORDER:
|
|
mappings = this._generatedMappings;
|
|
break;
|
|
case SourceMapConsumer.ORIGINAL_ORDER:
|
|
mappings = this._originalMappings;
|
|
break;
|
|
default:
|
|
throw new Error("Unknown order of iteration.");
|
|
}
|
|
|
|
var sourceRoot = this.sourceRoot;
|
|
mappings.map(function (mapping) {
|
|
var source = mapping.source;
|
|
if (source && sourceRoot) {
|
|
source = util.join(sourceRoot, source);
|
|
}
|
|
return {
|
|
source: source,
|
|
generatedLine: mapping.generatedLine,
|
|
generatedColumn: mapping.generatedColumn,
|
|
originalLine: mapping.originalLine,
|
|
originalColumn: mapping.originalColumn,
|
|
name: mapping.name
|
|
};
|
|
}).forEach(aCallback, context);
|
|
};
|
|
|
|
exports.SourceMapConsumer = SourceMapConsumer;
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/binary-search', ['require', 'exports', 'module' , ], function(require, exports, module) {
|
|
|
|
/**
|
|
* Recursive implementation of binary search.
|
|
*
|
|
* @param aLow Indices here and lower do not contain the needle.
|
|
* @param aHigh Indices here and higher do not contain the needle.
|
|
* @param aNeedle The element being searched for.
|
|
* @param aHaystack The non-empty array being searched.
|
|
* @param aCompare Function which takes two elements and returns -1, 0, or 1.
|
|
*/
|
|
function recursiveSearch(aLow, aHigh, aNeedle, aHaystack, aCompare) {
|
|
// This function terminates when one of the following is true:
|
|
//
|
|
// 1. We find the exact element we are looking for.
|
|
//
|
|
// 2. We did not find the exact element, but we can return the next
|
|
// closest element that is less than that element.
|
|
//
|
|
// 3. We did not find the exact element, and there is no next-closest
|
|
// element which is less than the one we are searching for, so we
|
|
// return null.
|
|
var mid = Math.floor((aHigh - aLow) / 2) + aLow;
|
|
var cmp = aCompare(aNeedle, aHaystack[mid], true);
|
|
if (cmp === 0) {
|
|
// Found the element we are looking for.
|
|
return aHaystack[mid];
|
|
}
|
|
else if (cmp > 0) {
|
|
// aHaystack[mid] is greater than our needle.
|
|
if (aHigh - mid > 1) {
|
|
// The element is in the upper half.
|
|
return recursiveSearch(mid, aHigh, aNeedle, aHaystack, aCompare);
|
|
}
|
|
// We did not find an exact match, return the next closest one
|
|
// (termination case 2).
|
|
return aHaystack[mid];
|
|
}
|
|
else {
|
|
// aHaystack[mid] is less than our needle.
|
|
if (mid - aLow > 1) {
|
|
// The element is in the lower half.
|
|
return recursiveSearch(aLow, mid, aNeedle, aHaystack, aCompare);
|
|
}
|
|
// The exact needle element was not found in this haystack. Determine if
|
|
// we are in termination case (2) or (3) and return the appropriate thing.
|
|
return aLow < 0
|
|
? null
|
|
: aHaystack[aLow];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This is an implementation of binary search which will always try and return
|
|
* the next lowest value checked if there is no exact hit. This is because
|
|
* mappings between original and generated line/col pairs are single points,
|
|
* and there is an implicit region between each of them, so a miss just means
|
|
* that you aren't on the very start of a region.
|
|
*
|
|
* @param aNeedle The element you are looking for.
|
|
* @param aHaystack The array that is being searched.
|
|
* @param aCompare A function which takes the needle and an element in the
|
|
* array and returns -1, 0, or 1 depending on whether the needle is less
|
|
* than, equal to, or greater than the element, respectively.
|
|
*/
|
|
exports.search = function search(aNeedle, aHaystack, aCompare) {
|
|
return aHaystack.length > 0
|
|
? recursiveSearch(-1, aHaystack.length, aNeedle, aHaystack, aCompare)
|
|
: null;
|
|
};
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
/*
|
|
* Copyright 2011 Mozilla Foundation and contributors
|
|
* Licensed under the New BSD license. See LICENSE or:
|
|
* http://opensource.org/licenses/BSD-3-Clause
|
|
*/
|
|
define('source-map/source-node', ['require', 'exports', 'module' , 'source-map/source-map-generator', 'source-map/util'], function(require, exports, module) {
|
|
|
|
var SourceMapGenerator = require('./source-map-generator').SourceMapGenerator;
|
|
var util = require('./util');
|
|
|
|
/**
|
|
* SourceNodes provide a way to abstract over interpolating/concatenating
|
|
* snippets of generated JavaScript source code while maintaining the line and
|
|
* column information associated with the original source code.
|
|
*
|
|
* @param aLine The original line number.
|
|
* @param aColumn The original column number.
|
|
* @param aSource The original source's filename.
|
|
* @param aChunks Optional. An array of strings which are snippets of
|
|
* generated JS, or other SourceNodes.
|
|
* @param aName The original identifier.
|
|
*/
|
|
function SourceNode(aLine, aColumn, aSource, aChunks, aName) {
|
|
this.children = [];
|
|
this.sourceContents = {};
|
|
this.line = aLine === undefined ? null : aLine;
|
|
this.column = aColumn === undefined ? null : aColumn;
|
|
this.source = aSource === undefined ? null : aSource;
|
|
this.name = aName === undefined ? null : aName;
|
|
if (aChunks != null) this.add(aChunks);
|
|
}
|
|
|
|
/**
|
|
* Creates a SourceNode from generated code and a SourceMapConsumer.
|
|
*
|
|
* @param aGeneratedCode The generated code
|
|
* @param aSourceMapConsumer The SourceMap for the generated code
|
|
*/
|
|
SourceNode.fromStringWithSourceMap =
|
|
function SourceNode_fromStringWithSourceMap(aGeneratedCode, aSourceMapConsumer) {
|
|
// The SourceNode we want to fill with the generated code
|
|
// and the SourceMap
|
|
var node = new SourceNode();
|
|
|
|
// The generated code
|
|
// Processed fragments are removed from this array.
|
|
var remainingLines = aGeneratedCode.split('\n');
|
|
|
|
// We need to remember the position of "remainingLines"
|
|
var lastGeneratedLine = 1, lastGeneratedColumn = 0;
|
|
|
|
// The generate SourceNodes we need a code range.
|
|
// To extract it current and last mapping is used.
|
|
// Here we store the last mapping.
|
|
var lastMapping = null;
|
|
|
|
aSourceMapConsumer.eachMapping(function (mapping) {
|
|
if (lastMapping === null) {
|
|
// We add the generated code until the first mapping
|
|
// to the SourceNode without any mapping.
|
|
// Each line is added as separate string.
|
|
while (lastGeneratedLine < mapping.generatedLine) {
|
|
node.add(remainingLines.shift() + "\n");
|
|
lastGeneratedLine++;
|
|
}
|
|
if (lastGeneratedColumn < mapping.generatedColumn) {
|
|
var nextLine = remainingLines[0];
|
|
node.add(nextLine.substr(0, mapping.generatedColumn));
|
|
remainingLines[0] = nextLine.substr(mapping.generatedColumn);
|
|
lastGeneratedColumn = mapping.generatedColumn;
|
|
}
|
|
} else {
|
|
// We add the code from "lastMapping" to "mapping":
|
|
// First check if there is a new line in between.
|
|
if (lastGeneratedLine < mapping.generatedLine) {
|
|
var code = "";
|
|
// Associate full lines with "lastMapping"
|
|
do {
|
|
code += remainingLines.shift() + "\n";
|
|
lastGeneratedLine++;
|
|
lastGeneratedColumn = 0;
|
|
} while (lastGeneratedLine < mapping.generatedLine);
|
|
// When we reached the correct line, we add code until we
|
|
// reach the correct column too.
|
|
if (lastGeneratedColumn < mapping.generatedColumn) {
|
|
var nextLine = remainingLines[0];
|
|
code += nextLine.substr(0, mapping.generatedColumn);
|
|
remainingLines[0] = nextLine.substr(mapping.generatedColumn);
|
|
lastGeneratedColumn = mapping.generatedColumn;
|
|
}
|
|
// Create the SourceNode.
|
|
addMappingWithCode(lastMapping, code);
|
|
} else {
|
|
// There is no new line in between.
|
|
// Associate the code between "lastGeneratedColumn" and
|
|
// "mapping.generatedColumn" with "lastMapping"
|
|
var nextLine = remainingLines[0];
|
|
var code = nextLine.substr(0, mapping.generatedColumn -
|
|
lastGeneratedColumn);
|
|
remainingLines[0] = nextLine.substr(mapping.generatedColumn -
|
|
lastGeneratedColumn);
|
|
lastGeneratedColumn = mapping.generatedColumn;
|
|
addMappingWithCode(lastMapping, code);
|
|
}
|
|
}
|
|
lastMapping = mapping;
|
|
}, this);
|
|
// We have processed all mappings.
|
|
// Associate the remaining code in the current line with "lastMapping"
|
|
// and add the remaining lines without any mapping
|
|
addMappingWithCode(lastMapping, remainingLines.join("\n"));
|
|
|
|
// Copy sourcesContent into SourceNode
|
|
aSourceMapConsumer.sources.forEach(function (sourceFile) {
|
|
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
|
|
if (content) {
|
|
node.setSourceContent(sourceFile, content);
|
|
}
|
|
});
|
|
|
|
return node;
|
|
|
|
function addMappingWithCode(mapping, code) {
|
|
if (mapping === null || mapping.source === undefined) {
|
|
node.add(code);
|
|
} else {
|
|
node.add(new SourceNode(mapping.originalLine,
|
|
mapping.originalColumn,
|
|
mapping.source,
|
|
code,
|
|
mapping.name));
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Add a chunk of generated JS to this source node.
|
|
*
|
|
* @param aChunk A string snippet of generated JS code, another instance of
|
|
* SourceNode, or an array where each member is one of those things.
|
|
*/
|
|
SourceNode.prototype.add = function SourceNode_add(aChunk) {
|
|
if (Array.isArray(aChunk)) {
|
|
aChunk.forEach(function (chunk) {
|
|
this.add(chunk);
|
|
}, this);
|
|
}
|
|
else if (aChunk instanceof SourceNode || typeof aChunk === "string") {
|
|
if (aChunk) {
|
|
this.children.push(aChunk);
|
|
}
|
|
}
|
|
else {
|
|
throw new TypeError(
|
|
"Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk
|
|
);
|
|
}
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Add a chunk of generated JS to the beginning of this source node.
|
|
*
|
|
* @param aChunk A string snippet of generated JS code, another instance of
|
|
* SourceNode, or an array where each member is one of those things.
|
|
*/
|
|
SourceNode.prototype.prepend = function SourceNode_prepend(aChunk) {
|
|
if (Array.isArray(aChunk)) {
|
|
for (var i = aChunk.length-1; i >= 0; i--) {
|
|
this.prepend(aChunk[i]);
|
|
}
|
|
}
|
|
else if (aChunk instanceof SourceNode || typeof aChunk === "string") {
|
|
this.children.unshift(aChunk);
|
|
}
|
|
else {
|
|
throw new TypeError(
|
|
"Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk
|
|
);
|
|
}
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Walk over the tree of JS snippets in this node and its children. The
|
|
* walking function is called once for each snippet of JS and is passed that
|
|
* snippet and the its original associated source's line/column location.
|
|
*
|
|
* @param aFn The traversal function.
|
|
*/
|
|
SourceNode.prototype.walk = function SourceNode_walk(aFn) {
|
|
var chunk;
|
|
for (var i = 0, len = this.children.length; i < len; i++) {
|
|
chunk = this.children[i];
|
|
if (chunk instanceof SourceNode) {
|
|
chunk.walk(aFn);
|
|
}
|
|
else {
|
|
if (chunk !== '') {
|
|
aFn(chunk, { source: this.source,
|
|
line: this.line,
|
|
column: this.column,
|
|
name: this.name });
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Like `String.prototype.join` except for SourceNodes. Inserts `aStr` between
|
|
* each of `this.children`.
|
|
*
|
|
* @param aSep The separator.
|
|
*/
|
|
SourceNode.prototype.join = function SourceNode_join(aSep) {
|
|
var newChildren;
|
|
var i;
|
|
var len = this.children.length;
|
|
if (len > 0) {
|
|
newChildren = [];
|
|
for (i = 0; i < len-1; i++) {
|
|
newChildren.push(this.children[i]);
|
|
newChildren.push(aSep);
|
|
}
|
|
newChildren.push(this.children[i]);
|
|
this.children = newChildren;
|
|
}
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Call String.prototype.replace on the very right-most source snippet. Useful
|
|
* for trimming whitespace from the end of a source node, etc.
|
|
*
|
|
* @param aPattern The pattern to replace.
|
|
* @param aReplacement The thing to replace the pattern with.
|
|
*/
|
|
SourceNode.prototype.replaceRight = function SourceNode_replaceRight(aPattern, aReplacement) {
|
|
var lastChild = this.children[this.children.length - 1];
|
|
if (lastChild instanceof SourceNode) {
|
|
lastChild.replaceRight(aPattern, aReplacement);
|
|
}
|
|
else if (typeof lastChild === 'string') {
|
|
this.children[this.children.length - 1] = lastChild.replace(aPattern, aReplacement);
|
|
}
|
|
else {
|
|
this.children.push(''.replace(aPattern, aReplacement));
|
|
}
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Set the source content for a source file. This will be added to the SourceMapGenerator
|
|
* in the sourcesContent field.
|
|
*
|
|
* @param aSourceFile The filename of the source file
|
|
* @param aSourceContent The content of the source file
|
|
*/
|
|
SourceNode.prototype.setSourceContent =
|
|
function SourceNode_setSourceContent(aSourceFile, aSourceContent) {
|
|
this.sourceContents[util.toSetString(aSourceFile)] = aSourceContent;
|
|
};
|
|
|
|
/**
|
|
* Walk over the tree of SourceNodes. The walking function is called for each
|
|
* source file content and is passed the filename and source content.
|
|
*
|
|
* @param aFn The traversal function.
|
|
*/
|
|
SourceNode.prototype.walkSourceContents =
|
|
function SourceNode_walkSourceContents(aFn) {
|
|
for (var i = 0, len = this.children.length; i < len; i++) {
|
|
if (this.children[i] instanceof SourceNode) {
|
|
this.children[i].walkSourceContents(aFn);
|
|
}
|
|
}
|
|
|
|
var sources = Object.keys(this.sourceContents);
|
|
for (var i = 0, len = sources.length; i < len; i++) {
|
|
aFn(util.fromSetString(sources[i]), this.sourceContents[sources[i]]);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Return the string representation of this source node. Walks over the tree
|
|
* and concatenates all the various snippets together to one string.
|
|
*/
|
|
SourceNode.prototype.toString = function SourceNode_toString() {
|
|
var str = "";
|
|
this.walk(function (chunk) {
|
|
str += chunk;
|
|
});
|
|
return str;
|
|
};
|
|
|
|
/**
|
|
* Returns the string representation of this source node along with a source
|
|
* map.
|
|
*/
|
|
SourceNode.prototype.toStringWithSourceMap = function SourceNode_toStringWithSourceMap(aArgs) {
|
|
var generated = {
|
|
code: "",
|
|
line: 1,
|
|
column: 0
|
|
};
|
|
var map = new SourceMapGenerator(aArgs);
|
|
var sourceMappingActive = false;
|
|
var lastOriginalSource = null;
|
|
var lastOriginalLine = null;
|
|
var lastOriginalColumn = null;
|
|
var lastOriginalName = null;
|
|
this.walk(function (chunk, original) {
|
|
generated.code += chunk;
|
|
if (original.source !== null
|
|
&& original.line !== null
|
|
&& original.column !== null) {
|
|
if (lastOriginalSource !== original.source
|
|
|| lastOriginalLine !== original.line
|
|
|| lastOriginalColumn !== original.column
|
|
|| lastOriginalName !== original.name) {
|
|
map.addMapping({
|
|
source: original.source,
|
|
original: {
|
|
line: original.line,
|
|
column: original.column
|
|
},
|
|
generated: {
|
|
line: generated.line,
|
|
column: generated.column
|
|
},
|
|
name: original.name
|
|
});
|
|
}
|
|
lastOriginalSource = original.source;
|
|
lastOriginalLine = original.line;
|
|
lastOriginalColumn = original.column;
|
|
lastOriginalName = original.name;
|
|
sourceMappingActive = true;
|
|
} else if (sourceMappingActive) {
|
|
map.addMapping({
|
|
generated: {
|
|
line: generated.line,
|
|
column: generated.column
|
|
}
|
|
});
|
|
lastOriginalSource = null;
|
|
sourceMappingActive = false;
|
|
}
|
|
chunk.split('').forEach(function (ch) {
|
|
if (ch === '\n') {
|
|
generated.line++;
|
|
generated.column = 0;
|
|
} else {
|
|
generated.column++;
|
|
}
|
|
});
|
|
});
|
|
this.walkSourceContents(function (sourceFile, sourceContent) {
|
|
map.setSourceContent(sourceFile, sourceContent);
|
|
});
|
|
|
|
return { code: generated.code, map: map };
|
|
};
|
|
|
|
exports.SourceNode = SourceNode;
|
|
|
|
});
|
|
/* -*- Mode: js; js-indent-level: 2; -*- */
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
this.sourceMap = {
|
|
SourceMapConsumer: require('source-map/source-map-consumer').SourceMapConsumer,
|
|
SourceMapGenerator: require('source-map/source-map-generator').SourceMapGenerator,
|
|
SourceNode: require('source-map/source-node').SourceNode
|
|
};
|