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agrare/uglify.js

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uglify.js
(function(program, execJS) { execJS(program) })(function(global, process, module, exports, require, console, setTimeout, setInterval, clearTimeout, clearInterval, setImmediate, clearImmediate) { // https://developer.mozilla.org/en/JavaScript/Reference/global_objects/array/foreach
if (!Array.prototype.forEach)
{
Array.prototype.forEach = function(fun /*, thisp */)
{
"use strict";
if (this === void 0 || this === null)
throw new TypeError();
var t = Object(this);
var len = t.length >>> 0;
if (typeof fun !== "function")
throw new TypeError();
var thisp = arguments[1];
for (var i = 0; i < len; i++)
{
if (i in t)
fun.call(thisp, t[i], i, t);
}
};
}
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map
// Production steps of ECMA-262, Edition 5, 15.4.4.19
// Reference: http://es5.github.com/#x15.4.4.19
if (!Array.prototype.map) {
Array.prototype.map = function(callback, thisArg) {
var T, A, k;
if (this == null) {
throw new TypeError(" this is null or not defined");
}
// 1. Let O be the result of calling ToObject passing the |this| value as the argument.
var O = Object(this);
// 2. Let lenValue be the result of calling the Get internal method of O with the argument "length".
// 3. Let len be ToUint32(lenValue).
var len = O.length >>> 0;
// 4. If IsCallable(callback) is false, throw a TypeError exception.
// See: http://es5.github.com/#x9.11
if ({}.toString.call(callback) != "[object Function]") {
throw new TypeError(callback + " is not a function");
}
// 5. If thisArg was supplied, let T be thisArg; else let T be undefined.
if (thisArg) {
T = thisArg;
}
// 6. Let A be a new array created as if by the expression new Array(len) where Array is
// the standard built-in constructor with that name and len is the value of len.
A = new Array(len);
// 7. Let k be 0
k = 0;
// 8. Repeat, while k < len
while(k < len) {
var kValue, mappedValue;
// a. Let Pk be ToString(k).
// This is implicit for LHS operands of the in operator
// b. Let kPresent be the result of calling the HasProperty internal method of O with argument Pk.
// This step can be combined with c
// c. If kPresent is true, then
if (k in O) {
// i. Let kValue be the result of calling the Get internal method of O with argument Pk.
kValue = O[ k ];
// ii. Let mappedValue be the result of calling the Call internal method of callback
// with T as the this value and argument list containing kValue, k, and O.
mappedValue = callback.call(T, kValue, k, O);
// iii. Call the DefineOwnProperty internal method of A with arguments
// Pk, Property Descriptor {Value: mappedValue, Writable: true, Enumerable: true, Configurable: true},
// and false.
// In browsers that support Object.defineProperty, use the following:
// Object.defineProperty(A, Pk, { value: mappedValue, writable: true, enumerable: true, configurable: true });
// For best browser support, use the following:
A[ k ] = mappedValue;
}
// d. Increase k by 1.
k++;
}
// 9. return A
return A;
};
}
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/Reduce
if (!Array.prototype.reduce)
{
Array.prototype.reduce = function(fun /*, initialValue */)
{
"use strict";
if (this === void 0 || this === null)
throw new TypeError();
var t = Object(this);
var len = t.length >>> 0;
if (typeof fun !== "function")
throw new TypeError();
// no value to return if no initial value and an empty array
if (len == 0 && arguments.length == 1)
throw new TypeError();
var k = 0;
var accumulator;
if (arguments.length >= 2)
{
accumulator = arguments[1];
}
else
{
do
{
if (k in t)
{
accumulator = t[k++];
break;
}
// if array contains no values, no initial value to return
if (++k >= len)
throw new TypeError();
}
while (true);
}
while (k < len)
{
if (k in t)
accumulator = fun.call(undefined, accumulator, t[k], k, t);
k++;
}
return accumulator;
};
}
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
"use strict";
if (this === void 0 || this === null) {
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (len === 0) {
return -1;
}
var n = 0;
if (arguments.length > 0) {
n = Number(arguments[1]);
if (n !== n) { // shortcut for verifying if it's NaN
n = 0;
} else if (n !== 0 && n !== Infinity && n !== -Infinity) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
}
if (n >= len) {
return -1;
}
var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
for (; k < len; k++) {
if (k in t && t[k] === searchElement) {
return k;
}
}
return -1;
}
}
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/Object/keys
if (!Object.keys) {
Object.keys = (function () {
var hasOwnProperty = Object.prototype.hasOwnProperty,
hasDontEnumBug = !({toString: null}).propertyIsEnumerable('toString'),
dontEnums = [
'toString',
'toLocaleString',
'valueOf',
'hasOwnProperty',
'isPrototypeOf',
'propertyIsEnumerable',
'constructor'
],
dontEnumsLength = dontEnums.length;
return function (obj) {
if (typeof obj !== 'object' && typeof obj !== 'function' || obj === null) throw new TypeError('Object.keys called on non-object');
var result = [];
for (var prop in obj) {
if (hasOwnProperty.call(obj, prop)) result.push(prop);
}
if (hasDontEnumBug) {
for (var i=0; i < dontEnumsLength; i++) {
if (hasOwnProperty.call(obj, dontEnums[i])) result.push(dontEnums[i]);
}
}
return result;
}
})()
};
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/Object/create
if (!Object.create) {
Object.create = function (o) {
if (arguments.length > 1) {
throw new Error('Object.create implementation only accepts the first parameter.');
}
function F() {}
F.prototype = o;
return new F();
};
}
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/Array/filter
if (!Array.prototype.filter)
{
Array.prototype.filter = function(fun /*, thisp*/)
{
"use strict";
if (this == null)
throw new TypeError();
var t = Object(this);
var len = t.length >>> 0;
if (typeof fun != "function")
throw new TypeError();
var res = [];
var thisp = arguments[1];
for (var i = 0; i < len; i++)
{
if (i in t)
{
var val = t[i]; // in case fun mutates this
if (fun.call(thisp, val, i, t))
res.push(val);
}
}
return res;
};
}
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/Function/bind
if (!Function.prototype.bind) {
Function.prototype.bind = function (oThis) {
if (typeof this !== "function") {
// closest thing possible to the ECMAScript 5 internal IsCallable function
throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
}
var aArgs = Array.prototype.slice.call(arguments, 1),
fToBind = this,
fNOP = function () {},
fBound = function () {
return fToBind.apply(this instanceof fNOP && oThis
? this
: oThis,
aArgs.concat(Array.prototype.slice.call(arguments)));
};
fNOP.prototype = this.prototype;
fBound.prototype = new fNOP();
return fBound;
};
}
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/Array/isArray
if(!Array.isArray) {
Array.isArray = function (vArg) {
return Object.prototype.toString.call(vArg) === "[object Array]";
};
}
// https://developer.mozilla.org/en/docs/JavaScript/Reference/Global_Objects/String/trim
if(!String.prototype.trim) {
String.prototype.trim = function () {
return this.replace(/^\s+|\s+$/g,'');
};
}
function definePropertyWorks() {
try {
Object.defineProperty({}, "property", {});
return true;
} catch (exception) {
return false;
}
}
if (!definePropertyWorks()) {
Object.defineProperty = function defineProperty(object) {
// fail silently
return object;
}
}
/*!
* Cross-Browser Split 1.1.1
* Copyright 2007-2012 Steven Levithan <stevenlevithan.com>
* Available under the MIT License
* ECMAScript compliant, uniform cross-browser split method
*/
/**
* Splits a string into an array of strings using a regex or string separator. Matches of the
* separator are not included in the result array. However, if `separator` is a regex that contains
* capturing groups, backreferences are spliced into the result each time `separator` is matched.
* Fixes browser bugs compared to the native `String.prototype.split` and can be used reliably
* cross-browser.
* @param {String} str String to split.
* @param {RegExp|String} separator Regex or string to use for separating the string.
* @param {Number} [limit] Maximum number of items to include in the result array.
* @returns {Array} Array of substrings.
* @example
*
* // Basic use
* split('a b c d', ' ');
* // -> ['a', 'b', 'c', 'd']
*
* // With limit
* split('a b c d', ' ', 2);
* // -> ['a', 'b']
*
* // Backreferences in result array
* split('..word1 word2..', /([a-z]+)(\d+)/i);
* // -> ['..', 'word', '1', ' ', 'word', '2', '..']
*/
var split;
// Avoid running twice; that would break the `nativeSplit` reference
split = split || function (undef) {
var nativeSplit = String.prototype.split,
compliantExecNpcg = /()??/.exec("")[1] === undef, // NPCG: nonparticipating capturing group
self;
self = function (str, separator, limit) {
// If `separator` is not a regex, use `nativeSplit`
if (Object.prototype.toString.call(separator) !== "[object RegExp]") {
return nativeSplit.call(str, separator, limit);
}
var output = [],
flags = (separator.ignoreCase ? "i" : "") +
(separator.multiline ? "m" : "") +
(separator.extended ? "x" : "") + // Proposed for ES6
(separator.sticky ? "y" : ""), // Firefox 3+
lastLastIndex = 0,
// Make `global` and avoid `lastIndex` issues by working with a copy
separator = new RegExp(separator.source, flags + "g"),
separator2, match, lastIndex, lastLength;
str += ""; // Type-convert
if (!compliantExecNpcg) {
// Doesn't need flags gy, but they don't hurt
separator2 = new RegExp("^" + separator.source + "$(?!\\s)", flags);
}
/* Values for `limit`, per the spec:
* If undefined: 4294967295 // Math.pow(2, 32) - 1
* If 0, Infinity, or NaN: 0
* If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;
* If negative number: 4294967296 - Math.floor(Math.abs(limit))
* If other: Type-convert, then use the above rules
*/
limit = limit === undef ?
-1 >>> 0 : // Math.pow(2, 32) - 1
limit >>> 0; // ToUint32(limit)
while (match = separator.exec(str)) {
// `separator.lastIndex` is not reliable cross-browser
lastIndex = match.index + match[0].length;
if (lastIndex > lastLastIndex) {
output.push(str.slice(lastLastIndex, match.index));
// Fix browsers whose `exec` methods don't consistently return `undefined` for
// nonparticipating capturing groups
if (!compliantExecNpcg && match.length > 1) {
match[0].replace(separator2, function () {
for (var i = 1; i < arguments.length - 2; i++) {
if (arguments[i] === undef) {
match[i] = undef;
}
}
});
}
if (match.length > 1 && match.index < str.length) {
Array.prototype.push.apply(output, match.slice(1));
}
lastLength = match[0].length;
lastLastIndex = lastIndex;
if (output.length >= limit) {
break;
}
}
if (separator.lastIndex === match.index) {
separator.lastIndex++; // Avoid an infinite loop
}
}
if (lastLastIndex === str.length) {
if (lastLength || !separator.test("")) {
output.push("");
}
} else {
output.push(str.slice(lastLastIndex));
}
return output.length > limit ? output.slice(0, limit) : output;
};
if ("\n".split(/\n/).length == 0) {
String.prototype.split = function (separator, limit) {
return self(this, separator, limit);
};
}
return self;
}();
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["sourceMap"] = factory();
else
root["sourceMap"] = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
/*
* Copyright 2009-2011 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE.txt or:
* http://opensource.org/licenses/BSD-3-Clause
*/
exports.SourceMapGenerator = __webpack_require__(1).SourceMapGenerator;
exports.SourceMapConsumer = __webpack_require__(7).SourceMapConsumer;
exports.SourceNode = __webpack_require__(10).SourceNode;
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
/* -*- 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
*/
var base64VLQ = __webpack_require__(2);
var util = __webpack_require__(4);
var ArraySet = __webpack_require__(5).ArraySet;
var MappingList = __webpack_require__(6).MappingList;
/**
* An instance of the SourceMapGenerator represents a source map which is
* being built incrementally. You may pass an object with the following
* properties:
*
* - file: The filename of the generated source.
* - sourceRoot: A root for all relative URLs in this source map.
*/
function SourceMapGenerator(aArgs) {
if (!aArgs) {
aArgs = {};
}
this._file = util.getArg(aArgs, 'file', null);
this._sourceRoot = util.getArg(aArgs, 'sourceRoot', null);
this._skipValidation = util.getArg(aArgs, 'skipValidation', false);
this._sources = new ArraySet();
this._names = new ArraySet();
this._mappings = new MappingList();
this._sourcesContents = null;
}
SourceMapGenerator.prototype._version = 3;
/**
* Creates a new SourceMapGenerator based on a SourceMapConsumer
*
* @param aSourceMapConsumer The SourceMap.
*/
SourceMapGenerator.fromSourceMap =
function SourceMapGenerator_fromSourceMap(aSourceMapConsumer) {
var sourceRoot = aSourceMapConsumer.sourceRoot;
var generator = new SourceMapGenerator({
file: aSourceMapConsumer.file,
sourceRoot: sourceRoot
});
aSourceMapConsumer.eachMapping(function (mapping) {
var newMapping = {
generated: {
line: mapping.generatedLine,
column: mapping.generatedColumn
}
};
if (mapping.source != null) {
newMapping.source = mapping.source;
if (sourceRoot != null) {
newMapping.source = util.relative(sourceRoot, newMapping.source);
}
newMapping.original = {
line: mapping.originalLine,
column: mapping.originalColumn
};
if (mapping.name != null) {
newMapping.name = mapping.name;
}
}
generator.addMapping(newMapping);
});
aSourceMapConsumer.sources.forEach(function (sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
generator.setSourceContent(sourceFile, content);
}
});
return generator;
};
/**
* Add a single mapping from original source line and column to the generated
* source's line and column for this source map being created. The mapping
* object should have the following properties:
*
* - generated: An object with the generated line and column positions.
* - original: An object with the original line and column positions.
* - source: The original source file (relative to the sourceRoot).
* - name: An optional original token name for this mapping.
*/
SourceMapGenerator.prototype.addMapping =
function SourceMapGenerator_addMapping(aArgs) {
var generated = util.getArg(aArgs, 'generated');
var original = util.getArg(aArgs, 'original', null);
var source = util.getArg(aArgs, 'source', null);
var name = util.getArg(aArgs, 'name', null);
if (!this._skipValidation) {
this._validateMapping(generated, original, source, name);
}
if (source != null) {
source = String(source);
if (!this._sources.has(source)) {
this._sources.add(source);
}
}
if (name != null) {
name = String(name);
if (!this._names.has(name)) {
this._names.add(name);
}
}
this._mappings.add({
generatedLine: generated.line,
generatedColumn: generated.column,
originalLine: original != null && original.line,
originalColumn: original != null && original.column,
source: source,
name: name
});
};
/**
* Set the source content for a source file.
*/
SourceMapGenerator.prototype.setSourceContent =
function SourceMapGenerator_setSourceContent(aSourceFile, aSourceContent) {
var source = aSourceFile;
if (this._sourceRoot != null) {
source = util.relative(this._sourceRoot, source);
}
if (aSourceContent != null) {
// Add the source content to the _sourcesContents map.
// Create a new _sourcesContents map if the property is null.
if (!this._sourcesContents) {
this._sourcesContents = Object.create(null);
}
this._sourcesContents[util.toSetString(source)] = aSourceContent;
} else if (this._sourcesContents) {
// Remove the source file from the _sourcesContents map.
// If the _sourcesContents map is empty, set the property to null.
delete this._sourcesContents[util.toSetString(source)];
if (Object.keys(this._sourcesContents).length === 0) {
this._sourcesContents = null;
}
}
};
/**
* Applies the mappings of a sub-source-map for a specific source file to the
* source map being generated. Each mapping to the supplied source file is
* rewritten using the supplied source map. Note: The resolution for the
* resulting mappings is the minimium of this map and the supplied map.
*
* @param aSourceMapConsumer The source map to be applied.
* @param aSourceFile Optional. The filename of the source file.
* If omitted, SourceMapConsumer's file property will be used.
* @param aSourceMapPath Optional. The dirname of the path to the source map
* to be applied. If relative, it is relative to the SourceMapConsumer.
* This parameter is needed when the two source maps aren't in the same
* directory, and the source map to be applied contains relative source
* paths. If so, those relative source paths need to be rewritten
* relative to the SourceMapGenerator.
*/
SourceMapGenerator.prototype.applySourceMap =
function SourceMapGenerator_applySourceMap(aSourceMapConsumer, aSourceFile, aSourceMapPath) {
var sourceFile = aSourceFile;
// If aSourceFile is omitted, we will use the file property of the SourceMap
if (aSourceFile == null) {
if (aSourceMapConsumer.file == null) {
throw new Error(
'SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, ' +
'or the source map\'s "file" property. Both were omitted.'
);
}
sourceFile = aSourceMapConsumer.file;
}
var sourceRoot = this._sourceRoot;
// Make "sourceFile" relative if an absolute Url is passed.
if (sourceRoot != null) {
sourceFile = util.relative(sourceRoot, sourceFile);
}
// Applying the SourceMap can add and remove items from the sources and
// the names array.
var newSources = new ArraySet();
var newNames = new ArraySet();
// Find mappings for the "sourceFile"
this._mappings.unsortedForEach(function (mapping) {
if (mapping.source === sourceFile && mapping.originalLine != null) {
// Check if it can be mapped by the source map, then update the mapping.
var original = aSourceMapConsumer.originalPositionFor({
line: mapping.originalLine,
column: mapping.originalColumn
});
if (original.source != null) {
// Copy mapping
mapping.source = original.source;
if (aSourceMapPath != null) {
mapping.source = util.join(aSourceMapPath, mapping.source)
}
if (sourceRoot != null) {
mapping.source = util.relative(sourceRoot, mapping.source);
}
mapping.originalLine = original.line;
mapping.originalColumn = original.column;
if (original.name != null) {
mapping.name = original.name;
}
}
}
var source = mapping.source;
if (source != null && !newSources.has(source)) {
newSources.add(source);
}
var name = mapping.name;
if (name != null && !newNames.has(name)) {
newNames.add(name);
}
}, this);
this._sources = newSources;
this._names = newNames;
// Copy sourcesContents of applied map.
aSourceMapConsumer.sources.forEach(function (sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
if (aSourceMapPath != null) {
sourceFile = util.join(aSourceMapPath, sourceFile);
}
if (sourceRoot != null) {
sourceFile = util.relative(sourceRoot, sourceFile);
}
this.setSourceContent(sourceFile, content);
}
}, this);
};
/**
* A mapping can have one of the three levels of data:
*
* 1. Just the generated position.
* 2. The Generated position, original position, and original source.
* 3. Generated and original position, original source, as well as a name
* token.
*
* To maintain consistency, we validate that any new mapping being added falls
* in to one of these categories.
*/
SourceMapGenerator.prototype._validateMapping =
function SourceMapGenerator_validateMapping(aGenerated, aOriginal, aSource,
aName) {
if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
&& aGenerated.line > 0 && aGenerated.column >= 0
&& !aOriginal && !aSource && !aName) {
// Case 1.
return;
}
else if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
&& aOriginal && 'line' in aOriginal && 'column' in aOriginal
&& aGenerated.line > 0 && aGenerated.column >= 0
&& aOriginal.line > 0 && aOriginal.column >= 0
&& aSource) {
// Cases 2 and 3.
return;
}
else {
throw new Error('Invalid mapping: ' + JSON.stringify({
generated: aGenerated,
source: aSource,
original: aOriginal,
name: aName
}));
}
};
/**
* Serialize the accumulated mappings in to the stream of base 64 VLQs
* specified by the source map format.
*/
SourceMapGenerator.prototype._serializeMappings =
function SourceMapGenerator_serializeMappings() {
var previousGeneratedColumn = 0;
var previousGeneratedLine = 1;
var previousOriginalColumn = 0;
var previousOriginalLine = 0;
var previousName = 0;
var previousSource = 0;
var result = '';
var next;
var mapping;
var nameIdx;
var sourceIdx;
var mappings = this._mappings.toArray();
for (var i = 0, len = mappings.length; i < len; i++) {
mapping = mappings[i];
next = ''
if (mapping.generatedLine !== previousGeneratedLine) {
previousGeneratedColumn = 0;
while (mapping.generatedLine !== previousGeneratedLine) {
next += ';';
previousGeneratedLine++;
}
}
else {
if (i > 0) {
if (!util.compareByGeneratedPositionsInflated(mapping, mappings[i - 1])) {
continue;
}
next += ',';
}
}
next += base64VLQ.encode(mapping.generatedColumn
- previousGeneratedColumn);
previousGeneratedColumn = mapping.generatedColumn;
if (mapping.source != null) {
sourceIdx = this._sources.indexOf(mapping.source);
next += base64VLQ.encode(sourceIdx - previousSource);
previousSource = sourceIdx;
// lines are stored 0-based in SourceMap spec version 3
next += base64VLQ.encode(mapping.originalLine - 1
- previousOriginalLine);
previousOriginalLine = mapping.originalLine - 1;
next += base64VLQ.encode(mapping.originalColumn
- previousOriginalColumn);
previousOriginalColumn = mapping.originalColumn;
if (mapping.name != null) {
nameIdx = this._names.indexOf(mapping.name);
next += base64VLQ.encode(nameIdx - previousName);
previousName = nameIdx;
}
}
result += next;
}
return result;
};
SourceMapGenerator.prototype._generateSourcesContent =
function SourceMapGenerator_generateSourcesContent(aSources, aSourceRoot) {
return aSources.map(function (source) {
if (!this._sourcesContents) {
return null;
}
if (aSourceRoot != null) {
source = util.relative(aSourceRoot, source);
}
var key = util.toSetString(source);
return Object.prototype.hasOwnProperty.call(this._sourcesContents, key)
? this._sourcesContents[key]
: null;
}, this);
};
/**
* Externalize the source map.
*/
SourceMapGenerator.prototype.toJSON =
function SourceMapGenerator_toJSON() {
var map = {
version: this._version,
sources: this._sources.toArray(),
names: this._names.toArray(),
mappings: this._serializeMappings()
};
if (this._file != null) {
map.file = this._file;
}
if (this._sourceRoot != null) {
map.sourceRoot = this._sourceRoot;
}
if (this._sourcesContents) {
map.sourcesContent = this._generateSourcesContent(map.sources, map.sourceRoot);
}
return map;
};
/**
* Render the source map being generated to a string.
*/
SourceMapGenerator.prototype.toString =
function SourceMapGenerator_toString() {
return JSON.stringify(this.toJSON());
};
exports.SourceMapGenerator = SourceMapGenerator;
/***/ },
/* 2 */
/***/ function(module, exports, __webpack_require__) {
/* -*- 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
*
* Based on the Base 64 VLQ implementation in Closure Compiler:
* https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java
*
* Copyright 2011 The Closure Compiler Authors. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* 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.
*/
var base64 = __webpack_require__(3);
// 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
* 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
* 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 via the out parameter.
*/
exports.decode = function base64VLQ_decode(aStr, aIndex, aOutParam) {
var strLen = aStr.length;
var result = 0;
var shift = 0;
var continuation, digit;
do {
if (aIndex >= strLen) {
throw new Error("Expected more digits in base 64 VLQ value.");
}
digit = base64.decode(aStr.charCodeAt(aIndex++));
if (digit === -1) {
throw new Error("Invalid base64 digit: " + aStr.charAt(aIndex - 1));
}
continuation = !!(digit & VLQ_CONTINUATION_BIT);
digit &= VLQ_BASE_MASK;
result = result + (digit << shift);
shift += VLQ_BASE_SHIFT;
} while (continuation);
aOutParam.value = fromVLQSigned(result);
aOutParam.rest = aIndex;
};
/***/ },
/* 3 */
/***/ function(module, exports) {
/* -*- 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
*/
var intToCharMap = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split('');
/**
* Encode an integer in the range of 0 to 63 to a single base 64 digit.
*/
exports.encode = function (number) {
if (0 <= number && number < intToCharMap.length) {
return intToCharMap[number];
}
throw new TypeError("Must be between 0 and 63: " + number);
};
/**
* Decode a single base 64 character code digit to an integer. Returns -1 on
* failure.
*/
exports.decode = function (charCode) {
var bigA = 65; // 'A'
var bigZ = 90; // 'Z'
var littleA = 97; // 'a'
var littleZ = 122; // 'z'
var zero = 48; // '0'
var nine = 57; // '9'
var plus = 43; // '+'
var slash = 47; // '/'
var littleOffset = 26;
var numberOffset = 52;
// 0 - 25: ABCDEFGHIJKLMNOPQRSTUVWXYZ
if (bigA <= charCode && charCode <= bigZ) {
return (charCode - bigA);
}
// 26 - 51: abcdefghijklmnopqrstuvwxyz
if (littleA <= charCode && charCode <= littleZ) {
return (charCode - littleA + littleOffset);
}
// 52 - 61: 0123456789
if (zero <= charCode && charCode <= nine) {
return (charCode - zero + numberOffset);
}
// 62: +
if (charCode == plus) {
return 62;
}
// 63: /
if (charCode == slash) {
return 63;
}
// Invalid base64 digit.
return -1;
};
/***/ },
/* 4 */
/***/ function(module, exports) {
/* -*- 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
*/
/**
* 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[2],
host: match[3],
port: match[4],
path: match[5]
};
}
exports.urlParse = urlParse;
function urlGenerate(aParsedUrl) {
var url = '';
if (aParsedUrl.scheme) {
url += aParsedUrl.scheme + ':';
}
url += '//';
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;
/**
* Normalizes a path, or the path portion of a URL:
*
* - Replaces consequtive slashes with one slash.
* - Removes unnecessary '.' parts.
* - Removes unnecessary '<dir>/..' parts.
*
* Based on code in the Node.js 'path' core module.
*
* @param aPath The path or url to normalize.
*/
function normalize(aPath) {
var path = aPath;
var url = urlParse(aPath);
if (url) {
if (!url.path) {
return aPath;
}
path = url.path;
}
var isAbsolute = exports.isAbsolute(path);
var parts = path.split(/\/+/);
for (var part, up = 0, i = parts.length - 1; i >= 0; i--) {
part = parts[i];
if (part === '.') {
parts.splice(i, 1);
} else if (part === '..') {
up++;
} else if (up > 0) {
if (part === '') {
// The first part is blank if the path is absolute. Trying to go
// above the root is a no-op. Therefore we can remove all '..' parts
// directly after the root.
parts.splice(i + 1, up);
up = 0;
} else {
parts.splice(i, 2);
up--;
}
}
}
path = parts.join('/');
if (path === '') {
path = isAbsolute ? '/' : '.';
}
if (url) {
url.path = path;
return urlGenerate(url);
}
return path;
}
exports.normalize = normalize;
/**
* Joins two paths/URLs.
*
* @param aRoot The root path or URL.
* @param aPath The path or URL to be joined with the root.
*
* - If aPath is a URL or a data URI, aPath is returned, unless aPath is a
* scheme-relative URL: Then the scheme of aRoot, if any, is prepended
* first.
* - Otherwise aPath is a path. If aRoot is a URL, then its path portion
* is updated with the result and aRoot is returned. Otherwise the result
* is returned.
* - If aPath is absolute, the result is aPath.
* - Otherwise the two paths are joined with a slash.
* - Joining for example 'http://' and 'www.example.com' is also supported.
*/
function join(aRoot, aPath) {
if (aRoot === "") {
aRoot = ".";
}
if (aPath === "") {
aPath = ".";
}
var aPathUrl = urlParse(aPath);
var aRootUrl = urlParse(aRoot);
if (aRootUrl) {
aRoot = aRootUrl.path || '/';
}
// `join(foo, '//www.example.org')`
if (aPathUrl && !aPathUrl.scheme) {
if (aRootUrl) {
aPathUrl.scheme = aRootUrl.scheme;
}
return urlGenerate(aPathUrl);
}
if (aPathUrl || aPath.match(dataUrlRegexp)) {
return aPath;
}
// `join('http://', 'www.example.com')`
if (aRootUrl && !aRootUrl.host && !aRootUrl.path) {
aRootUrl.host = aPath;
return urlGenerate(aRootUrl);
}
var joined = aPath.charAt(0) === '/'
? aPath
: normalize(aRoot.replace(/\/+$/, '') + '/' + aPath);
if (aRootUrl) {
aRootUrl.path = joined;
return urlGenerate(aRootUrl);
}
return joined;
}
exports.join = join;
exports.isAbsolute = function (aPath) {
return aPath.charAt(0) === '/' || !!aPath.match(urlRegexp);
};
/**
* Make a path relative to a URL or another path.
*
* @param aRoot The root path or URL.
* @param aPath The path or URL to be made relative to aRoot.
*/
function relative(aRoot, aPath) {
if (aRoot === "") {
aRoot = ".";
}
aRoot = aRoot.replace(/\/$/, '');
// It is possible for the path to be above the root. In this case, simply
// checking whether the root is a prefix of the path won't work. Instead, we
// need to remove components from the root one by one, until either we find
// a prefix that fits, or we run out of components to remove.
var level = 0;
while (aPath.indexOf(aRoot + '/') !== 0) {
var index = aRoot.lastIndexOf("/");
if (index < 0) {
return aPath;
}
// If the only part of the root that is left is the scheme (i.e. http://,
// file:///, etc.), one or more slashes (/), or simply nothing at all, we
// have exhausted all components, so the path is not relative to the root.
aRoot = aRoot.slice(0, index);
if (aRoot.match(/^([^\/]+:\/)?\/*$/)) {
return aPath;
}
++level;
}
// Make sure we add a "../" for each component we removed from the root.
return Array(level + 1).join("../") + aPath.substr(aRoot.length + 1);
}
exports.relative = relative;
var supportsNullProto = (function () {
var obj = Object.create(null);
return !('__proto__' in obj);
}());
function identity (s) {
return s;
}
/**
* Because behavior goes wacky when you set `__proto__` on objects, we
* have to prefix all the strings in our set with an arbitrary character.
*
* See https://github.com/mozilla/source-map/pull/31 and
* https://github.com/mozilla/source-map/issues/30
*
* @param String aStr
*/
function toSetString(aStr) {
if (isProtoString(aStr)) {
return '$' + aStr;
}
return aStr;
}
exports.toSetString = supportsNullProto ? identity : toSetString;
function fromSetString(aStr) {
if (isProtoString(aStr)) {
return aStr.slice(1);
}
return aStr;
}
exports.fromSetString = supportsNullProto ? identity : fromSetString;
function isProtoString(s) {
if (!s) {
return false;
}
var length = s.length;
if (length < 9 /* "__proto__".length */) {
return false;
}
if (s.charCodeAt(length - 1) !== 95 /* '_' */ ||
s.charCodeAt(length - 2) !== 95 /* '_' */ ||
s.charCodeAt(length - 3) !== 111 /* 'o' */ ||
s.charCodeAt(length - 4) !== 116 /* 't' */ ||
s.charCodeAt(length - 5) !== 111 /* 'o' */ ||
s.charCodeAt(length - 6) !== 114 /* 'r' */ ||
s.charCodeAt(length - 7) !== 112 /* 'p' */ ||
s.charCodeAt(length - 8) !== 95 /* '_' */ ||
s.charCodeAt(length - 9) !== 95 /* '_' */) {
return false;
}
for (var i = length - 10; i >= 0; i--) {
if (s.charCodeAt(i) !== 36 /* '$' */) {
return false;
}
}
return true;
}
/**
* 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 = mappingA.source - mappingB.source;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalLine - mappingB.originalLine;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalColumn - mappingB.originalColumn;
if (cmp !== 0 || onlyCompareOriginal) {
return cmp;
}
cmp = mappingA.generatedColumn - mappingB.generatedColumn;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.generatedLine - mappingB.generatedLine;
if (cmp !== 0) {
return cmp;
}
return mappingA.name - mappingB.name;
}
exports.compareByOriginalPositions = compareByOriginalPositions;
/**
* Comparator between two mappings with deflated source and name indices 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 compareByGeneratedPositionsDeflated(mappingA, mappingB, onlyCompareGenerated) {
var cmp = mappingA.generatedLine - mappingB.generatedLine;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.generatedColumn - mappingB.generatedColumn;
if (cmp !== 0 || onlyCompareGenerated) {
return cmp;
}
cmp = mappingA.source - mappingB.source;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalLine - mappingB.originalLine;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalColumn - mappingB.originalColumn;
if (cmp !== 0) {
return cmp;
}
return mappingA.name - mappingB.name;
}
exports.compareByGeneratedPositionsDeflated = compareByGeneratedPositionsDeflated;
function strcmp(aStr1, aStr2) {
if (aStr1 === aStr2) {
return 0;
}
if (aStr1 > aStr2) {
return 1;
}
return -1;
}
/**
* Comparator between two mappings with inflated source and name strings where
* the generated positions are compared.
*/
function compareByGeneratedPositionsInflated(mappingA, mappingB) {
var cmp = mappingA.generatedLine - mappingB.generatedLine;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.generatedColumn - mappingB.generatedColumn;
if (cmp !== 0) {
return cmp;
}
cmp = strcmp(mappingA.source, mappingB.source);
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalLine - mappingB.originalLine;
if (cmp !== 0) {
return cmp;
}
cmp = mappingA.originalColumn - mappingB.originalColumn;
if (cmp !== 0) {
return cmp;
}
return strcmp(mappingA.name, mappingB.name);
}
exports.compareByGeneratedPositionsInflated = compareByGeneratedPositionsInflated;
/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {
/* -*- 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
*/
var util = __webpack_require__(4);
var has = Object.prototype.hasOwnProperty;
/**
* 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 = Object.create(null);
}
/**
* 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;
};
/**
* Return how many unique items are in this ArraySet. If duplicates have been
* added, than those do not count towards the size.
*
* @returns Number
*/
ArraySet.prototype.size = function ArraySet_size() {
return Object.getOwnPropertyNames(this._set).length;
};
/**
* Add the given string to this set.
*
* @param String aStr
*/
ArraySet.prototype.add = function ArraySet_add(aStr, aAllowDuplicates) {
var sStr = util.toSetString(aStr);
var isDuplicate = has.call(this._set, sStr);
var idx = this._array.length;
if (!isDuplicate || aAllowDuplicates) {
this._array.push(aStr);
}
if (!isDuplicate) {
this._set[sStr] = idx;
}
};
/**
* Is the given string a member of this set?
*
* @param String aStr
*/
ArraySet.prototype.has = function ArraySet_has(aStr) {
var sStr = util.toSetString(aStr);
return has.call(this._set, sStr);
};
/**
* What is the index of the given string in the array?
*
* @param String aStr
*/
ArraySet.prototype.indexOf = function ArraySet_indexOf(aStr) {
var sStr = util.toSetString(aStr);
if (has.call(this._set, sStr)) {
return this._set[sStr];
}
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;
/***/ },
/* 6 */
/***/ function(module, exports, __webpack_require__) {
/* -*- Mode: js; js-indent-level: 2; -*- */
/*
* Copyright 2014 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE or:
* http://opensource.org/licenses/BSD-3-Clause
*/
var util = __webpack_require__(4);
/**
* Determine whether mappingB is after mappingA with respect to generated
* position.
*/
function generatedPositionAfter(mappingA, mappingB) {
// Optimized for most common case
var lineA = mappingA.generatedLine;
var lineB = mappingB.generatedLine;
var columnA = mappingA.generatedColumn;
var columnB = mappingB.generatedColumn;
return lineB > lineA || lineB == lineA && columnB >= columnA ||
util.compareByGeneratedPositionsInflated(mappingA, mappingB) <= 0;
}
/**
* A data structure to provide a sorted view of accumulated mappings in a
* performance conscious manner. It trades a neglibable overhead in general
* case for a large speedup in case of mappings being added in order.
*/
function MappingList() {
this._array = [];
this._sorted = true;
// Serves as infimum
this._last = {generatedLine: -1, generatedColumn: 0};
}
/**
* Iterate through internal items. This method takes the same arguments that
* `Array.prototype.forEach` takes.
*
* NOTE: The order of the mappings is NOT guaranteed.
*/
MappingList.prototype.unsortedForEach =
function MappingList_forEach(aCallback, aThisArg) {
this._array.forEach(aCallback, aThisArg);
};
/**
* Add the given source mapping.
*
* @param Object aMapping
*/
MappingList.prototype.add = function MappingList_add(aMapping) {
if (generatedPositionAfter(this._last, aMapping)) {
this._last = aMapping;
this._array.push(aMapping);
} else {
this._sorted = false;
this._array.push(aMapping);
}
};
/**
* Returns the flat, sorted array of mappings. The mappings are sorted by
* generated position.
*
* WARNING: This method returns internal data without copying, for
* performance. The return value must NOT be mutated, and should be treated as
* an immutable borrow. If you want to take ownership, you must make your own
* copy.
*/
MappingList.prototype.toArray = function MappingList_toArray() {
if (!this._sorted) {
this._array.sort(util.compareByGeneratedPositionsInflated);
this._sorted = true;
}
return this._array;
};
exports.MappingList = MappingList;
/***/ },
/* 7 */
/***/ function(module, exports, __webpack_require__) {
/* -*- 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
*/
var util = __webpack_require__(4);
var binarySearch = __webpack_require__(8);
var ArraySet = __webpack_require__(5).ArraySet;
var base64VLQ = __webpack_require__(2);
var quickSort = __webpack_require__(9).quickSort;
function SourceMapConsumer(aSourceMap) {
var sourceMap = aSourceMap;
if (typeof aSourceMap === 'string') {
sourceMap = JSON.parse(aSourceMap.replace(/^\)\]\}'/, ''));
}
return sourceMap.sections != null
? new IndexedSourceMapConsumer(sourceMap)
: new BasicSourceMapConsumer(sourceMap);
}
SourceMapConsumer.fromSourceMap = function(aSourceMap) {
return BasicSourceMapConsumer.fromSourceMap(aSourceMap);
}
/**
* The version of the source mapping spec that we are consuming.
*/
SourceMapConsumer.prototype._version = 3;
// `__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._parseMappings(this._mappings, this.sourceRoot);
}
return this.__generatedMappings;
}
});
SourceMapConsumer.prototype.__originalMappings = null;
Object.defineProperty(SourceMapConsumer.prototype, '_originalMappings', {
get: function () {
if (!this.__originalMappings) {
this._parseMappings(this._mappings, this.sourceRoot);
}
return this.__originalMappings;
}
});
SourceMapConsumer.prototype._charIsMappingSeparator =
function SourceMapConsumer_charIsMappingSeparator(aStr, index) {
var c = aStr.charAt(index);
return c === ";" || c === ",";
};
/**
* 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) {
throw new Error("Subclasses must implement _parseMappings");
};
SourceMapConsumer.GENERATED_ORDER = 1;
SourceMapConsumer.ORIGINAL_ORDER = 2;
SourceMapConsumer.GREATEST_LOWER_BOUND = 1;
SourceMapConsumer.LEAST_UPPER_BOUND = 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 === null ? null : this._sources.at(mapping.source);
if (source != null && sourceRoot != null) {
source = util.join(sourceRoot, source);
}
return {
source: source,
generatedLine: mapping.generatedLine,
generatedColumn: mapping.generatedColumn,
originalLine: mapping.originalLine,
originalColumn: mapping.originalColumn,
name: mapping.name === null ? null : this._names.at(mapping.name)
};
}, this).forEach(aCallback, context);
};
/**
* Returns all generated line and column information for the original source,
* line, and column provided. If no column is provided, returns all mappings
* corresponding to a either the line we are searching for or the next
* closest line that has any mappings. Otherwise, returns all mappings
* corresponding to the given line and either the column we are searching for
* or the next closest column that has any offsets.
*
* 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: Optional. the column number in the original source.
*
* and an array of objects is returned, each 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.allGeneratedPositionsFor =
function SourceMapConsumer_allGeneratedPositionsFor(aArgs) {
var line = util.getArg(aArgs, 'line');
// When there is no exact match, BasicSourceMapConsumer.prototype._findMapping
// returns the index of the closest mapping less than the needle. By
// setting needle.originalColumn to 0, we thus find the last mapping for
// the given line, provided such a mapping exists.
var needle = {
source: util.getArg(aArgs, 'source'),
originalLine: line,
originalColumn: util.getArg(aArgs, 'column', 0)
};
if (this.sourceRoot != null) {
needle.source = util.relative(this.sourceRoot, needle.source);
}
if (!this._sources.has(needle.source)) {
return [];
}
needle.source = this._sources.indexOf(needle.source);
var mappings = [];
var index = this._findMapping(needle,
this._originalMappings,
"originalLine",
"originalColumn",
util.compareByOriginalPositions,
binarySearch.LEAST_UPPER_BOUND);
if (index >= 0) {
var mapping = this._originalMappings[index];
if (aArgs.column === undefined) {
var originalLine = mapping.originalLine;
// Iterate until either we run out of mappings, or we run into
// a mapping for a different line than the one we found. Since
// mappings are sorted, this is guaranteed to find all mappings for
// the line we found.
while (mapping && mapping.originalLine === originalLine) {
mappings.push({
line: util.getArg(mapping, 'generatedLine', null),
column: util.getArg(mapping, 'generatedColumn', null),
lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null)
});
mapping = this._originalMappings[++index];
}
} else {
var originalColumn = mapping.originalColumn;
// Iterate until either we run out of mappings, or we run into
// a mapping for a different line than the one we were searching for.
// Since mappings are sorted, this is guaranteed to find all mappings for
// the line we are searching for.
while (mapping &&
mapping.originalLine === line &&
mapping.originalColumn == originalColumn) {
mappings.push({
line: util.getArg(mapping, 'generatedLine', null),
column: util.getArg(mapping, 'generatedColumn', null),
lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null)
});
mapping = this._originalMappings[++index];
}
}
}
return mappings;
};
exports.SourceMapConsumer = SourceMapConsumer;
/**
* A BasicSourceMapConsumer 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: Optional. 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 BasicSourceMapConsumer(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);
}
sources = sources
.map(String)
// Some source maps produce relative source paths like "./foo.js" instead of
// "foo.js". Normalize these first so that future comparisons will succeed.
// See bugzil.la/1090768.
.map(util.normalize)
// Always ensure that absolute sources are internally stored relative to
// the source root, if the source root is absolute. Not doing this would
// be particularly problematic when the source root is a prefix of the
// source (valid, but why??). See github issue #199 and bugzil.la/1188982.
.map(function (source) {
return sourceRoot && util.isAbsolute(sourceRoot) && util.isAbsolute(source)
? util.relative(sourceRoot, source)
: source;
});
// 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.map(String), true);
this._sources = ArraySet.fromArray(sources, true);
this.sourceRoot = sourceRoot;
this.sourcesContent = sourcesContent;
this._mappings = mappings;
this.file = file;
}
BasicSourceMapConsumer.prototype = Object.create(SourceMapConsumer.prototype);
BasicSourceMapConsumer.prototype.consumer = SourceMapConsumer;
/**
* Create a BasicSourceMapConsumer from a SourceMapGenerator.
*
* @param SourceMapGenerator aSourceMap
* The source map that will be consumed.
* @returns BasicSourceMapConsumer
*/
BasicSourceMapConsumer.fromSourceMap =
function SourceMapConsumer_fromSourceMap(aSourceMap) {
var smc = Object.create(BasicSourceMapConsumer.prototype);
var names = smc._names = ArraySet.fromArray(aSourceMap._names.toArray(), true);
var sources = 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;
// Because we are modifying the entries (by converting string sources and
// names to indices into the sources and names ArraySets), we have to make
// a copy of the entry or else bad things happen. Shared mutable state
// strikes again! See github issue #191.
var generatedMappings = aSourceMap._mappings.toArray().slice();
var destGeneratedMappings = smc.__generatedMappings = [];
var destOriginalMappings = smc.__originalMappings = [];
for (var i = 0, length = generatedMappings.length; i < length; i++) {
var srcMapping = generatedMappings[i];
var destMapping = new Mapping;
destMapping.generatedLine = srcMapping.generatedLine;
destMapping.generatedColumn = srcMapping.generatedColumn;
if (srcMapping.source) {
destMapping.source = sources.indexOf(srcMapping.source);
destMapping.originalLine = srcMapping.originalLine;
destMapping.originalColumn = srcMapping.originalColumn;
if (srcMapping.name) {
destMapping.name = names.indexOf(srcMapping.name);
}
destOriginalMappings.push(destMapping);
}
destGeneratedMappings.push(destMapping);
}
quickSort(smc.__originalMappings, util.compareByOriginalPositions);
return smc;
};
/**
* The version of the source mapping spec that we are consuming.
*/
BasicSourceMapConsumer.prototype._version = 3;
/**
* The list of original sources.
*/
Object.defineProperty(BasicSourceMapConsumer.prototype, 'sources', {
get: function () {
return this._sources.toArray().map(function (s) {
return this.sourceRoot != null ? util.join(this.sourceRoot, s) : s;
}, this);
}
});
/**
* Provide the JIT with a nice shape / hidden class.
*/
function Mapping() {
this.generatedLine = 0;
this.generatedColumn = 0;
this.source = null;
this.originalLine = null;
this.originalColumn = null;
this.name = null;
}
/**
* 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).
*/
BasicSourceMapConsumer.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 length = aStr.length;
var index = 0;
var cachedSegments = {};
var temp = {};
var originalMappings = [];
var generatedMappings = [];
var mapping, str, segment, end, value;
while (index < length) {
if (aStr.charAt(index) === ';') {
generatedLine++;
index++;
previousGeneratedColumn = 0;
}
else if (aStr.charAt(index) === ',') {
index++;
}
else {
mapping = new Mapping();
mapping.generatedLine = generatedLine;
// Because each offset is encoded relative to the previous one,
// many segments often have the same encoding. We can exploit this
// fact by caching the parsed variable length fields of each segment,
// allowing us to avoid a second parse if we encounter the same
// segment again.
for (end = index; end < length; end++) {
if (this._charIsMappingSeparator(aStr, end)) {
break;
}
}
str = aStr.slice(index, end);
segment = cachedSegments[str];
if (segment) {
index += str.length;
} else {
segment = [];
while (index < end) {
base64VLQ.decode(aStr, index, temp);
value = temp.value;
index = temp.rest;
segment.push(value);
}
if (segment.length === 2) {
throw new Error('Found a source, but no line and column');
}
if (segment.length === 3) {
throw new Error('Found a source and line, but no column');
}
cachedSegments[str] = segment;
}
// Generated column.
mapping.generatedColumn = previousGeneratedColumn + segment[0];
previousGeneratedColumn = mapping.generatedColumn;
if (segment.length > 1) {
// Original source.
mapping.source = previousSource + segment[1];
previousSource += segment[1];
// Original line.
mapping.originalLine = previousOriginalLine + segment[2];
previousOriginalLine = mapping.originalLine;
// Lines are stored 0-based
mapping.originalLine += 1;
// Original column.
mapping.originalColumn = previousOriginalColumn + segment[3];
previousOriginalColumn = mapping.originalColumn;
if (segment.length > 4) {
// Original name.
mapping.name = previousName + segment[4];
previousName += segment[4];
}
}
generatedMappings.push(mapping);
if (typeof mapping.originalLine === 'number') {
originalMappings.push(mapping);
}
}
}
quickSort(generatedMappings, util.compareByGeneratedPositionsDeflated);
this.__generatedMappings = generatedMappings;
quickSort(originalMappings, util.compareByOriginalPositions);
this.__originalMappings = originalMappings;
};
/**
* Find the mapping that best matches the hypothetical "needle" mapping that
* we are searching for in the given "haystack" of mappings.
*/
BasicSourceMapConsumer.prototype._findMapping =
function SourceMapConsumer_findMapping(aNeedle, aMappings, aLineName,
aColumnName, aComparator, aBias) {
// 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, aBias);
};
/**
* Compute the last column for each generated mapping. The last column is
* inclusive.
*/
BasicSourceMapConsumer.prototype.computeColumnSpans =
function SourceMapConsumer_computeColumnSpans() {
for (var index = 0; index < this._generatedMappings.length; ++index) {
var mapping = this._generatedMappings[index];
// Mappings do not contain a field for the last generated columnt. We
// can come up with an optimistic estimate, however, by assuming that
// mappings are contiguous (i.e. given two consecutive mappings, the
// first mapping ends where the second one starts).
if (index + 1 < this._generatedMappings.length) {
var nextMapping = this._generatedMappings[index + 1];
if (mapping.generatedLine === nextMapping.generatedLine) {
mapping.lastGeneratedColumn = nextMapping.generatedColumn - 1;
continue;
}
}
// The last mapping for each line spans the entire line.
mapping.lastGeneratedColumn = Infinity;
}
};
/**
* 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.
* - bias: Either 'SourceMapConsumer.GREATEST_LOWER_BOUND' or
* 'SourceMapConsumer.LEAST_UPPER_BOUND'. Specifies whether to return the
* closest element that is smaller than or greater than the one we are
* searching for, respectively, if the exact element cannot be found.
* Defaults to 'SourceMapConsumer.GREATEST_LOWER_BOUND'.
*
* 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.
*/
BasicSourceMapConsumer.prototype.originalPositionFor =
function SourceMapConsumer_originalPositionFor(aArgs) {
var needle = {
generatedLine: util.getArg(aArgs, 'line'),
generatedColumn: util.getArg(aArgs, 'column')
};
var index = this._findMapping(
needle,
this._generatedMappings,
"generatedLine",
"generatedColumn",
util.compareByGeneratedPositionsDeflated,
util.getArg(aArgs, 'bias', SourceMapConsumer.GREATEST_LOWER_BOUND)
);
if (index >= 0) {
var mapping = this._generatedMappings[index];
if (mapping.generatedLine === needle.generatedLine) {
var source = util.getArg(mapping, 'source', null);
if (source !== null) {
source = this._sources.at(source);
if (this.sourceRoot != null) {
source = util.join(this.sourceRoot, source);
}
}
var name = util.getArg(mapping, 'name', null);
if (name !== null) {
name = this._names.at(name);
}
return {
source: source,
line: util.getArg(mapping, 'originalLine', null),
column: util.getArg(mapping, 'originalColumn', null),
name: name
};
}
}
return {
source: null,
line: null,
column: null,
name: null
};
};
/**
* Return true if we have the source content for every source in the source
* map, false otherwise.
*/
BasicSourceMapConsumer.prototype.hasContentsOfAllSources =
function BasicSourceMapConsumer_hasContentsOfAllSources() {
if (!this.sourcesContent) {
return false;
}
return this.sourcesContent.length >= this._sources.size() &&
!this.sourcesContent.some(function (sc) { return sc == 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.
*/
BasicSourceMapConsumer.prototype.sourceContentFor =
function SourceMapConsumer_sourceContentFor(aSource, nullOnMissing) {
if (!this.sourcesContent) {
return null;
}
if (this.sourceRoot != null) {
aSource = util.relative(this.sourceRoot, aSource);
}
if (this._sources.has(aSource)) {
return this.sourcesContent[this._sources.indexOf(aSource)];
}
var url;
if (this.sourceRoot != null
&& (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)];
}
}
// This function is used recursively from
// IndexedSourceMapConsumer.prototype.sourceContentFor. In that case, we
// don't want to throw if we can't find the source - we just want to
// return null, so we provide a flag to exit gracefully.
if (nullOnMissing) {
return null;
}
else {
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.
* - bias: Either 'SourceMapConsumer.GREATEST_LOWER_BOUND' or
* 'SourceMapConsumer.LEAST_UPPER_BOUND'. Specifies whether to return the
* closest element that is smaller than or greater than the one we are
* searching for, respectively, if the exact element cannot be found.
* Defaults to 'SourceMapConsumer.GREATEST_LOWER_BOUND'.
*
* 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.
*/
BasicSourceMapConsumer.prototype.generatedPositionFor =
function SourceMapConsumer_generatedPositionFor(aArgs) {
var source = util.getArg(aArgs, 'source');
if (this.sourceRoot != null) {
source = util.relative(this.sourceRoot, source);
}
if (!this._sources.has(source)) {
return {
line: null,
column: null,
lastColumn: null
};
}
source = this._sources.indexOf(source);
var needle = {
source: source,
originalLine: util.getArg(aArgs, 'line'),
originalColumn: util.getArg(aArgs, 'column')
};
var index = this._findMapping(
needle,
this._originalMappings,
"originalLine",
"originalColumn",
util.compareByOriginalPositions,
util.getArg(aArgs, 'bias', SourceMapConsumer.GREATEST_LOWER_BOUND)
);
if (index >= 0) {
var mapping = this._originalMappings[index];
if (mapping.source === needle.source) {
return {
line: util.getArg(mapping, 'generatedLine', null),
column: util.getArg(mapping, 'generatedColumn', null),
lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null)
};
}
}
return {
line: null,
column: null,
lastColumn: null
};
};
exports.BasicSourceMapConsumer = BasicSourceMapConsumer;
/**
* An IndexedSourceMapConsumer instance represents a parsed source map which
* we can query for information. It differs from BasicSourceMapConsumer in
* that it takes "indexed" source maps (i.e. ones with a "sections" field) as
* input.
*
* The only parameter is a raw source map (either as a JSON string, or already
* parsed to an object). According to the spec for indexed source maps, they
* have the following attributes:
*
* - version: Which version of the source map spec this map is following.
* - file: Optional. The generated file this source map is associated with.
* - sections: A list of section definitions.
*
* Each value under the "sections" field has two fields:
* - offset: The offset into the original specified at which this section
* begins to apply, defined as an object with a "line" and "column"
* field.
* - map: A source map definition. This source map could also be indexed,
* but doesn't have to be.
*
* Instead of the "map" field, it's also possible to have a "url" field
* specifying a URL to retrieve a source map from, but that's currently
* unsupported.
*
* Here's an example source map, taken from the source map spec[0], but
* modified to omit a section which uses the "url" field.
*
* {
* version : 3,
* file: "app.js",
* sections: [{
* offset: {line:100, column:10},
* map: {
* version : 3,
* file: "section.js",
* sources: ["foo.js", "bar.js"],
* names: ["src", "maps", "are", "fun"],
* mappings: "AAAA,E;;ABCDE;"
* }
* }],
* }
*
* [0]: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit#heading=h.535es3xeprgt
*/
function IndexedSourceMapConsumer(aSourceMap) {
var sourceMap = aSourceMap;
if (typeof aSourceMap === 'string') {
sourceMap = JSON.parse(aSourceMap.replace(/^\)\]\}'/, ''));
}
var version = util.getArg(sourceMap, 'version');
var sections = util.getArg(sourceMap, 'sections');
if (version != this._version) {
throw new Error('Unsupported version: ' + version);
}
this._sources = new ArraySet();
this._names = new ArraySet();
var lastOffset = {
line: -1,
column: 0
};
this._sections = sections.map(function (s) {
if (s.url) {
// The url field will require support for asynchronicity.
// See https://github.com/mozilla/source-map/issues/16
throw new Error('Support for url field in sections not implemented.');
}
var offset = util.getArg(s, 'offset');
var offsetLine = util.getArg(offset, 'line');
var offsetColumn = util.getArg(offset, 'column');
if (offsetLine < lastOffset.line ||
(offsetLine === lastOffset.line && offsetColumn < lastOffset.column)) {
throw new Error('Section offsets must be ordered and non-overlapping.');
}
lastOffset = offset;
return {
generatedOffset: {
// The offset fields are 0-based, but we use 1-based indices when
// encoding/decoding from VLQ.
generatedLine: offsetLine + 1,
generatedColumn: offsetColumn + 1
},
consumer: new SourceMapConsumer(util.getArg(s, 'map'))
}
});
}
IndexedSourceMapConsumer.prototype = Object.create(SourceMapConsumer.prototype);
IndexedSourceMapConsumer.prototype.constructor = SourceMapConsumer;
/**
* The version of the source mapping spec that we are consuming.
*/
IndexedSourceMapConsumer.prototype._version = 3;
/**
* The list of original sources.
*/
Object.defineProperty(IndexedSourceMapConsumer.prototype, 'sources', {
get: function () {
var sources = [];
for (var i = 0; i < this._sections.length; i++) {
for (var j = 0; j < this._sections[i].consumer.sources.length; j++) {
sources.push(this._sections[i].consumer.sources[j]);
}
}
return sources;
}
});
/**
* 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.
*/
IndexedSourceMapConsumer.prototype.originalPositionFor =
function IndexedSourceMapConsumer_originalPositionFor(aArgs) {
var needle = {
generatedLine: util.getArg(aArgs, 'line'),
generatedColumn: util.getArg(aArgs, 'column')
};
// Find the section containing the generated position we're trying to map
// to an original position.
var sectionIndex = binarySearch.search(needle, this._sections,
function(needle, section) {
var cmp = needle.generatedLine - section.generatedOffset.generatedLine;
if (cmp) {
return cmp;
}
return (needle.generatedColumn -
section.generatedOffset.generatedColumn);
});
var section = this._sections[sectionIndex];
if (!section) {
return {
source: null,
line: null,
column: null,
name: null
};
}
return section.consumer.originalPositionFor({
line: needle.generatedLine -
(section.generatedOffset.generatedLine - 1),
column: needle.generatedColumn -
(section.generatedOffset.generatedLine === needle.generatedLine
? section.generatedOffset.generatedColumn - 1
: 0),
bias: aArgs.bias
});
};
/**
* Return true if we have the source content for every source in the source
* map, false otherwise.
*/
IndexedSourceMapConsumer.prototype.hasContentsOfAllSources =
function IndexedSourceMapConsumer_hasContentsOfAllSources() {
return this._sections.every(function (s) {
return s.consumer.hasContentsOfAllSources();
});
};
/**
* 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.
*/
IndexedSourceMapConsumer.prototype.sourceContentFor =
function IndexedSourceMapConsumer_sourceContentFor(aSource, nullOnMissing) {
for (var i = 0; i < this._sections.length; i++) {
var section = this._sections[i];
var content = section.consumer.sourceContentFor(aSource, true);
if (content) {
return content;
}
}
if (nullOnMissing) {
return null;
}
else {
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.
*/
IndexedSourceMapConsumer.prototype.generatedPositionFor =
function IndexedSourceMapConsumer_generatedPositionFor(aArgs) {
for (var i = 0; i < this._sections.length; i++) {
var section = this._sections[i];
// Only consider this section if the requested source is in the list of
// sources of the consumer.
if (section.consumer.sources.indexOf(util.getArg(aArgs, 'source')) === -1) {
continue;
}
var generatedPosition = section.consumer.generatedPositionFor(aArgs);
if (generatedPosition) {
var ret = {
line: generatedPosition.line +
(section.generatedOffset.generatedLine - 1),
column: generatedPosition.column +
(section.generatedOffset.generatedLine === generatedPosition.line
? section.generatedOffset.generatedColumn - 1
: 0)
};
return ret;
}
}
return {
line: null,
column: null
};
};
/**
* 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).
*/
IndexedSourceMapConsumer.prototype._parseMappings =
function IndexedSourceMapConsumer_parseMappings(aStr, aSourceRoot) {
this.__generatedMappings = [];
this.__originalMappings = [];
for (var i = 0; i < this._sections.length; i++) {
var section = this._sections[i];
var sectionMappings = section.consumer._generatedMappings;
for (var j = 0; j < sectionMappings.length; j++) {
var mapping = sectionMappings[j];
var source = section.consumer._sources.at(mapping.source);
if (section.consumer.sourceRoot !== null) {
source = util.join(section.consumer.sourceRoot, source);
}
this._sources.add(source);
source = this._sources.indexOf(source);
var name = section.consumer._names.at(mapping.name);
this._names.add(name);
name = this._names.indexOf(name);
// The mappings coming from the consumer for the section have
// generated positions relative to the start of the section, so we
// need to offset them to be relative to the start of the concatenated
// generated file.
var adjustedMapping = {
source: source,
generatedLine: mapping.generatedLine +
(section.generatedOffset.generatedLine - 1),
generatedColumn: mapping.generatedColumn +
(section.generatedOffset.generatedLine === mapping.generatedLine
? section.generatedOffset.generatedColumn - 1
: 0),
originalLine: mapping.originalLine,
originalColumn: mapping.originalColumn,
name: name
};
this.__generatedMappings.push(adjustedMapping);
if (typeof adjustedMapping.originalLine === 'number') {
this.__originalMappings.push(adjustedMapping);
}
}
}
quickSort(this.__generatedMappings, util.compareByGeneratedPositionsDeflated);
quickSort(this.__originalMappings, util.compareByOriginalPositions);
};
exports.IndexedSourceMapConsumer = IndexedSourceMapConsumer;
/***/ },
/* 8 */
/***/ function(module, exports) {
/* -*- 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
*/
exports.GREATEST_LOWER_BOUND = 1;
exports.LEAST_UPPER_BOUND = 2;
/**
* 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.
* @param aBias Either 'binarySearch.GREATEST_LOWER_BOUND' or
* 'binarySearch.LEAST_UPPER_BOUND'. Specifies whether to return the
* closest element that is smaller than or greater than the one we are
* searching for, respectively, if the exact element cannot be found.
*/
function recursiveSearch(aLow, aHigh, aNeedle, aHaystack, aCompare, aBias) {
// 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 index of
// the next-closest element.
//
// 3. We did not find the exact element, and there is no next-closest
// element than the one we are searching for, so we return -1.
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 mid;
}
else if (cmp > 0) {
// Our needle is greater than aHaystack[mid].
if (aHigh - mid > 1) {
// The element is in the upper half.
return recursiveSearch(mid, aHigh, aNeedle, aHaystack, aCompare, aBias);
}
// The exact needle element was not found in this haystack. Determine if
// we are in termination case (3) or (2) and return the appropriate thing.
if (aBias == exports.LEAST_UPPER_BOUND) {
return aHigh < aHaystack.length ? aHigh : -1;
} else {
return mid;
}
}
else {
// Our needle is less than aHaystack[mid].
if (mid - aLow > 1) {
// The element is in the lower half.
return recursiveSearch(aLow, mid, aNeedle, aHaystack, aCompare, aBias);
}
// we are in termination case (3) or (2) and return the appropriate thing.
if (aBias == exports.LEAST_UPPER_BOUND) {
return mid;
} else {
return aLow < 0 ? -1 : aLow;
}
}
}
/**
* This is an implementation of binary search which will always try and return
* the index of the closest element 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.
* @param aBias Either 'binarySearch.GREATEST_LOWER_BOUND' or
* 'binarySearch.LEAST_UPPER_BOUND'. Specifies whether to return the
* closest element that is smaller than or greater than the one we are
* searching for, respectively, if the exact element cannot be found.
* Defaults to 'binarySearch.GREATEST_LOWER_BOUND'.
*/
exports.search = function search(aNeedle, aHaystack, aCompare, aBias) {
if (aHaystack.length === 0) {
return -1;
}
var index = recursiveSearch(-1, aHaystack.length, aNeedle, aHaystack,
aCompare, aBias || exports.GREATEST_LOWER_BOUND);
if (index < 0) {
return -1;
}
// We have found either the exact element, or the next-closest element than
// the one we are searching for. However, there may be more than one such
// element. Make sure we always return the smallest of these.
while (index - 1 >= 0) {
if (aCompare(aHaystack[index], aHaystack[index - 1], true) !== 0) {
break;
}
--index;
}
return index;
};
/***/ },
/* 9 */
/***/ function(module, exports) {
/* -*- 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
*/
// It turns out that some (most?) JavaScript engines don't self-host
// `Array.prototype.sort`. This makes sense because C++ will likely remain
// faster than JS when doing raw CPU-intensive sorting. However, when using a
// custom comparator function, calling back and forth between the VM's C++ and
// JIT'd JS is rather slow *and* loses JIT type information, resulting in
// worse generated code for the comparator function than would be optimal. In
// fact, when sorting with a comparator, these costs outweigh the benefits of
// sorting in C++. By using our own JS-implemented Quick Sort (below), we get
// a ~3500ms mean speed-up in `bench/bench.html`.
/**
* Swap the elements indexed by `x` and `y` in the array `ary`.
*
* @param {Array} ary
* The array.
* @param {Number} x
* The index of the first item.
* @param {Number} y
* The index of the second item.
*/
function swap(ary, x, y) {
var temp = ary[x];
ary[x] = ary[y];
ary[y] = temp;
}
/**
* Returns a random integer within the range `low .. high` inclusive.
*
* @param {Number} low
* The lower bound on the range.
* @param {Number} high
* The upper bound on the range.
*/
function randomIntInRange(low, high) {
return Math.round(low + (Math.random() * (high - low)));
}
/**
* The Quick Sort algorithm.
*
* @param {Array} ary
* An array to sort.
* @param {function} comparator
* Function to use to compare two items.
* @param {Number} p
* Start index of the array
* @param {Number} r
* End index of the array
*/
function doQuickSort(ary, comparator, p, r) {
// If our lower bound is less than our upper bound, we (1) partition the
// array into two pieces and (2) recurse on each half. If it is not, this is
// the empty array and our base case.
if (p < r) {
// (1) Partitioning.
//
// The partitioning chooses a pivot between `p` and `r` and moves all
// elements that are less than or equal to the pivot to the before it, and
// all the elements that are greater than it after it. The effect is that
// once partition is done, the pivot is in the exact place it will be when
// the array is put in sorted order, and it will not need to be moved
// again. This runs in O(n) time.
// Always choose a random pivot so that an input array which is reverse
// sorted does not cause O(n^2) running time.
var pivotIndex = randomIntInRange(p, r);
var i = p - 1;
swap(ary, pivotIndex, r);
var pivot = ary[r];
// Immediately after `j` is incremented in this loop, the following hold
// true:
//
// * Every element in `ary[p .. i]` is less than or equal to the pivot.
//
// * Every element in `ary[i+1 .. j-1]` is greater than the pivot.
for (var j = p; j < r; j++) {
if (comparator(ary[j], pivot) <= 0) {
i += 1;
swap(ary, i, j);
}
}
swap(ary, i + 1, j);
var q = i + 1;
// (2) Recurse on each half.
doQuickSort(ary, comparator, p, q - 1);
doQuickSort(ary, comparator, q + 1, r);
}
}
/**
* Sort the given array in-place with the given comparator function.
*
* @param {Array} ary
* An array to sort.
* @param {function} comparator
* Function to use to compare two items.
*/
exports.quickSort = function (ary, comparator) {
doQuickSort(ary, comparator, 0, ary.length - 1);
};
/***/ },
/* 10 */
/***/ function(module, exports, __webpack_require__) {
/* -*- 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
*/
var SourceMapGenerator = __webpack_require__(1).SourceMapGenerator;
var util = __webpack_require__(4);
// Matches a Windows-style `\r\n` newline or a `\n` newline used by all other
// operating systems these days (capturing the result).
var REGEX_NEWLINE = /(\r?\n)/;
// Newline character code for charCodeAt() comparisons
var NEWLINE_CODE = 10;
// Private symbol for identifying `SourceNode`s when multiple versions of
// the source-map library are loaded. This MUST NOT CHANGE across
// versions!
var isSourceNode = "$$$isSourceNode$$$";
/**
* 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 == null ? null : aLine;
this.column = aColumn == null ? null : aColumn;
this.source = aSource == null ? null : aSource;
this.name = aName == null ? null : aName;
this[isSourceNode] = true;
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
* @param aRelativePath Optional. The path that relative sources in the
* SourceMapConsumer should be relative to.
*/
SourceNode.fromStringWithSourceMap =
function SourceNode_fromStringWithSourceMap(aGeneratedCode, aSourceMapConsumer, aRelativePath) {
// The SourceNode we want to fill with the generated code
// and the SourceMap
var node = new SourceNode();
// All even indices of this array are one line of the generated code,
// while all odd indices are the newlines between two adjacent lines
// (since `REGEX_NEWLINE` captures its match).
// Processed fragments are removed from this array, by calling `shiftNextLine`.
var remainingLines = aGeneratedCode.split(REGEX_NEWLINE);
var shiftNextLine = function() {
var lineContents = remainingLines.shift();
// The last line of a file might not have a newline.
var newLine = remainingLines.shift() || "";
return lineContents + newLine;
};
// 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 code from "lastMapping" to "mapping":
// First check if there is a new line in between.
if (lastGeneratedLine < mapping.generatedLine) {
// Associate first line with "lastMapping"
addMappingWithCode(lastMapping, shiftNextLine());
lastGeneratedLine++;
lastGeneratedColumn = 0;
// The remaining code is added without mapping
} 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);
// No more remaining code, continue
lastMapping = mapping;
return;
}
}
// 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(shiftNextLine());
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;
}
lastMapping = mapping;
}, this);
// We have processed all mappings.
if (remainingLines.length > 0) {
if (lastMapping) {
// Associate the remaining code in the current line with "lastMapping"
addMappingWithCode(lastMapping, shiftNextLine());
}
// and add the remaining lines without any mapping
node.add(remainingLines.join(""));
}
// Copy sourcesContent into SourceNode
aSourceMapConsumer.sources.forEach(function (sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
if (aRelativePath != null) {
sourceFile = util.join(aRelativePath, sourceFile);
}
node.setSourceContent(sourceFile, content);
}
});
return node;
function addMappingWithCode(mapping, code) {
if (mapping === null || mapping.source === undefined) {
node.add(code);
} else {
var source = aRelativePath
? util.join(aRelativePath, mapping.source)
: mapping.source;
node.add(new SourceNode(mapping.originalLine,
mapping.originalColumn,
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[isSourceNode] || 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[isSourceNode] || 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[isSourceNode]) {
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[isSourceNode]) {
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][isSourceNode]) {
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;
}
for (var idx = 0, length = chunk.length; idx < length; idx++) {
if (chunk.charCodeAt(idx) === NEWLINE_CODE) {
generated.line++;
generated.column = 0;
// Mappings end at eol
if (idx + 1 === length) {
lastOriginalSource = null;
sourceMappingActive = false;
} else if (sourceMappingActive) {
map.addMapping({
source: original.source,
original: {
line: original.line,
column: original.column
},
generated: {
line: generated.line,
column: generated.column
},
name: original.name
});
}
} else {
generated.column++;
}
}
});
this.walkSourceContents(function (sourceFile, sourceContent) {
map.setSourceContent(sourceFile, sourceContent);
});
return { code: generated.code, map: map };
};
exports.SourceNode = SourceNode;
/***/ }
/******/ ])
});
;
(function(exports,global){/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function array_to_hash(a){var ret=Object.create(null);for(var i=0;i<a.length;++i)ret[a[i]]=true;return ret}function slice(a,start){return Array.prototype.slice.call(a,start||0)}function characters(str){return str.split("")}function member(name,array){return array.indexOf(name)>=0}function find_if(func,array){for(var i=0,n=array.length;i<n;++i){if(func(array[i]))return array[i]}}function repeat_string(str,i){if(i<=0)return"";if(i==1)return str;var d=repeat_string(str,i>>1);d+=d;if(i&1)d+=str;return d}function DefaultsError(msg,defs){Error.call(this,msg);this.msg=msg;this.defs=defs}DefaultsError.prototype=Object.create(Error.prototype);DefaultsError.prototype.constructor=DefaultsError;DefaultsError.croak=function(msg,defs){throw new DefaultsError(msg,defs)};function defaults(args,defs,croak){if(args===true)args={};var ret=args||{};if(croak)for(var i in ret)if(HOP(ret,i)&&!HOP(defs,i))DefaultsError.croak("`"+i+"` is not a supported option",defs);for(var i in defs)if(HOP(defs,i)){ret[i]=args&&HOP(args,i)?args[i]:defs[i]}return ret}function merge(obj,ext){var count=0;for(var i in ext)if(HOP(ext,i)){obj[i]=ext[i];count++}return count}function noop(){}function return_false(){return false}function return_true(){return true}var MAP=function(){function MAP(a,f,backwards){var ret=[],top=[],i;function doit(){var val=f(a[i],i);var is_last=val instanceof Last;if(is_last)val=val.v;if(val instanceof AtTop){val=val.v;if(val instanceof Splice){top.push.apply(top,backwards?val.v.slice().reverse():val.v)}else{top.push(val)}}else if(val!==skip){if(val instanceof Splice){ret.push.apply(ret,backwards?val.v.slice().reverse():val.v)}else{ret.push(val)}}return is_last}if(a instanceof Array){if(backwards){for(i=a.length;--i>=0;)if(doit())break;ret.reverse();top.reverse()}else{for(i=0;i<a.length;++i)if(doit())break}}else{for(i in a)if(HOP(a,i))if(doit())break}return top.concat(ret)}MAP.at_top=function(val){return new AtTop(val)};MAP.splice=function(val){return new Splice(val)};MAP.last=function(val){return new Last(val)};var skip=MAP.skip={};function AtTop(val){this.v=val}function Splice(val){this.v=val}function Last(val){this.v=val}return MAP}();function push_uniq(array,el){if(array.indexOf(el)<0)array.push(el)}function string_template(text,props){return text.replace(/\{(.+?)\}/g,function(str,p){return props[p]})}function remove(array,el){for(var i=array.length;--i>=0;){if(array[i]===el)array.splice(i,1)}}function mergeSort(array,cmp){if(array.length<2)return array.slice();function merge(a,b){var r=[],ai=0,bi=0,i=0;while(ai<a.length&&bi<b.length){cmp(a[ai],b[bi])<=0?r[i++]=a[ai++]:r[i++]=b[bi++]}if(ai<a.length)r.push.apply(r,a.slice(ai));if(bi<b.length)r.push.apply(r,b.slice(bi));return r}function _ms(a){if(a.length<=1)return a;var m=Math.floor(a.length/2),left=a.slice(0,m),right=a.slice(m);left=_ms(left);right=_ms(right);return merge(left,right)}return _ms(array)}function set_difference(a,b){return a.filter(function(el){return b.indexOf(el)<0})}function set_intersection(a,b){return a.filter(function(el){return b.indexOf(el)>=0})}function makePredicate(words){if(!(words instanceof Array))words=words.split(" ");var f="",cats=[];out:for(var i=0;i<words.length;++i){for(var j=0;j<cats.length;++j)if(cats[j][0].length==words[i].length){cats[j].push(words[i]);continue out}cats.push([words[i]])}function quote(word){return JSON.stringify(word).replace(/[\u2028\u2029]/g,function(s){switch(s){case"\u2028":return"\\u2028";case"\u2029":return"\\u2029"}return s})}function compareTo(arr){if(arr.length==1)return f+="return str === "+quote(arr[0])+";";f+="switch(str){";for(var i=0;i<arr.length;++i)f+="case "+quote(arr[i])+":";f+="return true}return false;"}if(cats.length>3){cats.sort(function(a,b){return b.length-a.length});f+="switch(str.length){";for(var i=0;i<cats.length;++i){var cat=cats[i];f+="case "+cat[0].length+":";compareTo(cat)}f+="}"}else{compareTo(words)}return new Function("str",f)}function all(array,predicate){for(var i=array.length;--i>=0;)if(!predicate(array[i]))return false;return true}function Dictionary(){this._values=Object.create(null);this._size=0}Dictionary.prototype={set:function(key,val){if(!this.has(key))++this._size;this._values["$"+key]=val;return this},add:function(key,val){if(this.has(key)){this.get(key).push(val)}else{this.set(key,[val])}return this},get:function(key){return this._values["$"+key]},del:function(key){if(this.has(key)){--this._size;delete this._values["$"+key]}return this},has:function(key){return"$"+key in this._values},each:function(f){for(var i in this._values)f(this._values[i],i.substr(1))},size:function(){return this._size},map:function(f){var ret=[];for(var i in this._values)ret.push(f(this._values[i],i.substr(1)));return ret},toObject:function(){return this._values}};Dictionary.fromObject=function(obj){var dict=new Dictionary;dict._size=merge(dict._values,obj);return dict};function HOP(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function DEFNODE(type,props,methods,base){if(arguments.length<4)base=AST_Node;if(!props)props=[];else props=props.split(/\s+/);var self_props=props;if(base&&base.PROPS)props=props.concat(base.PROPS);var code="return function AST_"+type+"(props){ if (props) { ";for(var i=props.length;--i>=0;){code+="this."+props[i]+" = props."+props[i]+";"}var proto=base&&new base;if(proto&&proto.initialize||methods&&methods.initialize)code+="this.initialize();";code+="}}";var ctor=new Function(code)();if(proto){ctor.prototype=proto;ctor.BASE=base}if(base)base.SUBCLASSES.push(ctor);ctor.prototype.CTOR=ctor;ctor.PROPS=props||null;ctor.SELF_PROPS=self_props;ctor.SUBCLASSES=[];if(type){ctor.prototype.TYPE=ctor.TYPE=type}if(methods)for(i in methods)if(HOP(methods,i)){if(/^\$/.test(i)){ctor[i.substr(1)]=methods[i]}else{ctor.prototype[i]=methods[i]}}ctor.DEFMETHOD=function(name,method){this.prototype[name]=method};exports["AST_"+type]=ctor;return ctor}var AST_Token=DEFNODE("Token","type value line col pos endline endcol endpos nlb comments_before file raw",{},null);var AST_Node=DEFNODE("Node","start end",{clone:function(){return new this.CTOR(this)},$documentation:"Base class of all AST nodes",$propdoc:{start:"[AST_Token] The first token of this node",end:"[AST_Token] The last token of this node"},_walk:function(visitor){return visitor._visit(this)},walk:function(visitor){return this._walk(visitor)}},null);AST_Node.warn_function=null;AST_Node.warn=function(txt,props){if(AST_Node.warn_function)AST_Node.warn_function(string_template(txt,props))};var AST_Statement=DEFNODE("Statement",null,{$documentation:"Base class of all statements"});var AST_Debugger=DEFNODE("Debugger",null,{$documentation:"Represents a debugger statement"},AST_Statement);var AST_Directive=DEFNODE("Directive","value scope quote",{$documentation:'Represents a directive, like "use strict";',$propdoc:{value:"[string] The value of this directive as a plain string (it's not an AST_String!)",scope:"[AST_Scope/S] The scope that this directive affects",quote:"[string] the original quote character"}},AST_Statement);var AST_SimpleStatement=DEFNODE("SimpleStatement","body",{$documentation:"A statement consisting of an expression, i.e. a = 1 + 2",$propdoc:{body:"[AST_Node] an expression node (should not be instanceof AST_Statement)"},_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor)})}},AST_Statement);function walk_body(node,visitor){if(node.body instanceof AST_Statement){node.body._walk(visitor)}else node.body.forEach(function(stat){stat._walk(visitor)})}var AST_Block=DEFNODE("Block","body",{$documentation:"A body of statements (usually bracketed)",$propdoc:{body:"[AST_Statement*] an array of statements"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor)})}},AST_Statement);var AST_BlockStatement=DEFNODE("BlockStatement",null,{$documentation:"A block statement"},AST_Block);var AST_EmptyStatement=DEFNODE("EmptyStatement",null,{$documentation:"The empty statement (empty block or simply a semicolon)",_walk:function(visitor){return visitor._visit(this)}},AST_Statement);var AST_StatementWithBody=DEFNODE("StatementWithBody","body",{$documentation:"Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`",$propdoc:{body:"[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement"},_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor)})}},AST_Statement);var AST_LabeledStatement=DEFNODE("LabeledStatement","label",{$documentation:"Statement with a label",$propdoc:{label:"[AST_Label] a label definition"},_walk:function(visitor){return visitor._visit(this,function(){this.label._walk(visitor);this.body._walk(visitor)})}},AST_StatementWithBody);var AST_IterationStatement=DEFNODE("IterationStatement",null,{$documentation:"Internal class. All loops inherit from it."},AST_StatementWithBody);var AST_DWLoop=DEFNODE("DWLoop","condition",{$documentation:"Base class for do/while statements",$propdoc:{condition:"[AST_Node] the loop condition. Should not be instanceof AST_Statement"}},AST_IterationStatement);var AST_Do=DEFNODE("Do",null,{$documentation:"A `do` statement",_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor);this.condition._walk(visitor)})}},AST_DWLoop);var AST_While=DEFNODE("While",null,{$documentation:"A `while` statement",_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor)})}},AST_DWLoop);var AST_For=DEFNODE("For","init condition step",{$documentation:"A `for` statement",$propdoc:{init:"[AST_Node?] the `for` initialization code, or null if empty",condition:"[AST_Node?] the `for` termination clause, or null if empty",step:"[AST_Node?] the `for` update clause, or null if empty"},_walk:function(visitor){return visitor._visit(this,function(){if(this.init)this.init._walk(visitor);if(this.condition)this.condition._walk(visitor);if(this.step)this.step._walk(visitor);this.body._walk(visitor)})}},AST_IterationStatement);var AST_ForIn=DEFNODE("ForIn","init name object",{$documentation:"A `for ... in` statement",$propdoc:{init:"[AST_Node] the `for/in` initialization code",name:"[AST_SymbolRef?] the loop variable, only if `init` is AST_Var",object:"[AST_Node] the object that we're looping through"},_walk:function(visitor){return visitor._visit(this,function(){this.init._walk(visitor);this.object._walk(visitor);this.body._walk(visitor)})}},AST_IterationStatement);var AST_With=DEFNODE("With","expression",{$documentation:"A `with` statement",$propdoc:{expression:"[AST_Node] the `with` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.body._walk(visitor)})}},AST_StatementWithBody);var AST_Scope=DEFNODE("Scope","directives variables functions uses_with uses_eval parent_scope enclosed cname",{$documentation:"Base class for all statements introducing a lexical scope",$propdoc:{directives:"[string*/S] an array of directives declared in this scope",variables:"[Object/S] a map of name -> SymbolDef for all variables/functions defined in this scope",functions:"[Object/S] like `variables`, but only lists function declarations",uses_with:"[boolean/S] tells whether this scope uses the `with` statement",uses_eval:"[boolean/S] tells whether this scope contains a direct call to the global `eval`",parent_scope:"[AST_Scope?/S] link to the parent scope",enclosed:"[SymbolDef*/S] a list of all symbol definitions that are accessed from this scope or any subscopes",cname:"[integer/S] current index for mangling variables (used internally by the mangler)"}},AST_Block);var AST_Toplevel=DEFNODE("Toplevel","globals",{$documentation:"The toplevel scope",$propdoc:{globals:"[Object/S] a map of name -> SymbolDef for all undeclared names"},wrap_enclose:function(arg_parameter_pairs){var self=this;var args=[];var parameters=[];arg_parameter_pairs.forEach(function(pair){var splitAt=pair.lastIndexOf(":");args.push(pair.substr(0,splitAt));parameters.push(pair.substr(splitAt+1))});var wrapped_tl="(function("+parameters.join(",")+"){ '$ORIG'; })("+args.join(",")+")";wrapped_tl=parse(wrapped_tl);wrapped_tl=wrapped_tl.transform(new TreeTransformer(function before(node){if(node instanceof AST_Directive&&node.value=="$ORIG"){return MAP.splice(self.body)}}));return wrapped_tl},wrap_commonjs:function(name,export_all){var self=this;var to_export=[];if(export_all){self.figure_out_scope();self.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolDeclaration&&node.definition().global){if(!find_if(function(n){return n.name==node.name},to_export))to_export.push(node)}}))}var wrapped_tl="(function(exports, global){ '$ORIG'; '$EXPORTS'; global['"+name+"'] = exports; }({}, (function(){return this}())))";wrapped_tl=parse(wrapped_tl);wrapped_tl=wrapped_tl.transform(new TreeTransformer(function before(node){if(node instanceof AST_Directive){switch(node.value){case"$ORIG":return MAP.splice(self.body);case"$EXPORTS":var body=[];to_export.forEach(function(sym){body.push(new AST_SimpleStatement({body:new AST_Assign({left:new AST_Sub({expression:new AST_SymbolRef({name:"exports"}),property:new AST_String({value:sym.name})}),operator:"=",right:new AST_SymbolRef(sym)})}))});return MAP.splice(body)}}}));return wrapped_tl}},AST_Scope);var AST_Lambda=DEFNODE("Lambda","name argnames uses_arguments",{$documentation:"Base class for functions",$propdoc:{name:"[AST_SymbolDeclaration?] the name of this function",argnames:"[AST_SymbolFunarg*] array of function arguments",uses_arguments:"[boolean/S] tells whether this function accesses the arguments array"},_walk:function(visitor){return visitor._visit(this,function(){if(this.name)this.name._walk(visitor);this.argnames.forEach(function(arg){arg._walk(visitor)});walk_body(this,visitor)})}},AST_Scope);var AST_Accessor=DEFNODE("Accessor",null,{$documentation:"A setter/getter function. The `name` property is always null."},AST_Lambda);var AST_Function=DEFNODE("Function",null,{$documentation:"A function expression"},AST_Lambda);var AST_Defun=DEFNODE("Defun",null,{$documentation:"A function definition"},AST_Lambda);var AST_Jump=DEFNODE("Jump",null,{$documentation:"Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)"},AST_Statement);var AST_Exit=DEFNODE("Exit","value",{$documentation:"Base class for “exits” (`return` and `throw`)",$propdoc:{value:"[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return"},_walk:function(visitor){return visitor._visit(this,this.value&&function(){this.value._walk(visitor)})}},AST_Jump);var AST_Return=DEFNODE("Return",null,{$documentation:"A `return` statement"},AST_Exit);var AST_Throw=DEFNODE("Throw",null,{$documentation:"A `throw` statement"},AST_Exit);var AST_LoopControl=DEFNODE("LoopControl","label",{$documentation:"Base class for loop control statements (`break` and `continue`)",$propdoc:{label:"[AST_LabelRef?] the label, or null if none"},_walk:function(visitor){return visitor._visit(this,this.label&&function(){this.label._walk(visitor)})}},AST_Jump);var AST_Break=DEFNODE("Break",null,{$documentation:"A `break` statement"},AST_LoopControl);var AST_Continue=DEFNODE("Continue",null,{$documentation:"A `continue` statement"},AST_LoopControl);var AST_If=DEFNODE("If","condition alternative",{$documentation:"A `if` statement",$propdoc:{condition:"[AST_Node] the `if` condition",alternative:"[AST_Statement?] the `else` part, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor);if(this.alternative)this.alternative._walk(visitor)})}},AST_StatementWithBody);var AST_Switch=DEFNODE("Switch","expression",{$documentation:"A `switch` statement",$propdoc:{expression:"[AST_Node] the `switch` “discriminant”"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_SwitchBranch=DEFNODE("SwitchBranch",null,{$documentation:"Base class for `switch` branches"},AST_Block);var AST_Default=DEFNODE("Default",null,{$documentation:"A `default` switch branch"},AST_SwitchBranch);var AST_Case=DEFNODE("Case","expression",{$documentation:"A `case` switch branch",$propdoc:{expression:"[AST_Node] the `case` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_SwitchBranch);var AST_Try=DEFNODE("Try","bcatch bfinally",{$documentation:"A `try` statement",$propdoc:{bcatch:"[AST_Catch?] the catch block, or null if not present",bfinally:"[AST_Finally?] the finally block, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor);if(this.bcatch)this.bcatch._walk(visitor);if(this.bfinally)this.bfinally._walk(visitor)})}},AST_Block);var AST_Catch=DEFNODE("Catch","argname",{$documentation:"A `catch` node; only makes sense as part of a `try` statement",$propdoc:{argname:"[AST_SymbolCatch] symbol for the exception"},_walk:function(visitor){return visitor._visit(this,function(){this.argname._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_Finally=DEFNODE("Finally",null,{$documentation:"A `finally` node; only makes sense as part of a `try` statement"},AST_Block);var AST_Definitions=DEFNODE("Definitions","definitions",{$documentation:"Base class for `var` or `const` nodes (variable declarations/initializations)",$propdoc:{definitions:"[AST_VarDef*] array of variable definitions"},_walk:function(visitor){return visitor._visit(this,function(){this.definitions.forEach(function(def){def._walk(visitor)})})}},AST_Statement);var AST_Var=DEFNODE("Var",null,{$documentation:"A `var` statement"},AST_Definitions);var AST_Const=DEFNODE("Const",null,{$documentation:"A `const` statement"},AST_Definitions);var AST_VarDef=DEFNODE("VarDef","name value",{$documentation:"A variable declaration; only appears in a AST_Definitions node",$propdoc:{name:"[AST_SymbolVar|AST_SymbolConst] name of the variable",value:"[AST_Node?] initializer, or null of there's no initializer"},_walk:function(visitor){return visitor._visit(this,function(){this.name._walk(visitor);if(this.value)this.value._walk(visitor)})}});var AST_Call=DEFNODE("Call","expression args",{$documentation:"A function call expression",$propdoc:{expression:"[AST_Node] expression to invoke as function",args:"[AST_Node*] array of arguments"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.args.forEach(function(arg){arg._walk(visitor)})})}});var AST_New=DEFNODE("New",null,{$documentation:"An object instantiation. Derives from a function call since it has exactly the same properties"},AST_Call);var AST_Seq=DEFNODE("Seq","car cdr",{$documentation:"A sequence expression (two comma-separated expressions)",$propdoc:{car:"[AST_Node] first element in sequence",cdr:"[AST_Node] second element in sequence"},$cons:function(x,y){var seq=new AST_Seq(x);seq.car=x;seq.cdr=y;return seq},$from_array:function(array){if(array.length==0)return null;if(array.length==1)return array[0].clone();var list=null;for(var i=array.length;--i>=0;){list=AST_Seq.cons(array[i],list)}var p=list;while(p){if(p.cdr&&!p.cdr.cdr){p.cdr=p.cdr.car;break}p=p.cdr}return list},to_array:function(){var p=this,a=[];while(p){a.push(p.car);if(p.cdr&&!(p.cdr instanceof AST_Seq)){a.push(p.cdr);break}p=p.cdr}return a},add:function(node){var p=this;while(p){if(!(p.cdr instanceof AST_Seq)){var cell=AST_Seq.cons(p.cdr,node);return p.cdr=cell}p=p.cdr}},len:function(){if(this.cdr instanceof AST_Seq){return this.cdr.len()+1}else{return 2}},_walk:function(visitor){return visitor._visit(this,function(){this.car._walk(visitor);if(this.cdr)this.cdr._walk(visitor)})}});var AST_PropAccess=DEFNODE("PropAccess","expression property",{$documentation:'Base class for property access expressions, i.e. `a.foo` or `a["foo"]`',$propdoc:{expression:"[AST_Node] the “container” expression",property:"[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node"}});var AST_Dot=DEFNODE("Dot",null,{$documentation:"A dotted property access expression",_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}},AST_PropAccess);var AST_Sub=DEFNODE("Sub",null,{$documentation:'Index-style property access, i.e. `a["foo"]`',_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.property._walk(visitor)})}},AST_PropAccess);var AST_Unary=DEFNODE("Unary","operator expression",{$documentation:"Base class for unary expressions",$propdoc:{operator:"[string] the operator",expression:"[AST_Node] expression that this unary operator applies to"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_UnaryPrefix=DEFNODE("UnaryPrefix",null,{$documentation:"Unary prefix expression, i.e. `typeof i` or `++i`"},AST_Unary);var AST_UnaryPostfix=DEFNODE("UnaryPostfix",null,{$documentation:"Unary postfix expression, i.e. `i++`"},AST_Unary);var AST_Binary=DEFNODE("Binary","left operator right",{$documentation:"Binary expression, i.e. `a + b`",$propdoc:{left:"[AST_Node] left-hand side expression",operator:"[string] the operator",right:"[AST_Node] right-hand side expression"},_walk:function(visitor){return visitor._visit(this,function(){this.left._walk(visitor);this.right._walk(visitor)})}});var AST_Conditional=DEFNODE("Conditional","condition consequent alternative",{$documentation:"Conditional expression using the ternary operator, i.e. `a ? b : c`",$propdoc:{condition:"[AST_Node]",consequent:"[AST_Node]",alternative:"[AST_Node]"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.consequent._walk(visitor);this.alternative._walk(visitor)})}});var AST_Assign=DEFNODE("Assign",null,{$documentation:"An assignment expression — `a = b + 5`"},AST_Binary);var AST_Array=DEFNODE("Array","elements",{$documentation:"An array literal",$propdoc:{elements:"[AST_Node*] array of elements"},_walk:function(visitor){return visitor._visit(this,function(){this.elements.forEach(function(el){el._walk(visitor)})})}});var AST_Object=DEFNODE("Object","properties",{$documentation:"An object literal",$propdoc:{properties:"[AST_ObjectProperty*] array of properties"},_walk:function(visitor){return visitor._visit(this,function(){this.properties.forEach(function(prop){prop._walk(visitor)})})}});var AST_ObjectProperty=DEFNODE("ObjectProperty","key value",{$documentation:"Base class for literal object properties",$propdoc:{key:"[string] the property name converted to a string for ObjectKeyVal. For setters and getters this is an arbitrary AST_Node.",value:"[AST_Node] property value. For setters and getters this is an AST_Function."},_walk:function(visitor){return visitor._visit(this,function(){this.value._walk(visitor)})}});var AST_ObjectKeyVal=DEFNODE("ObjectKeyVal","quote",{$documentation:"A key: value object property",$propdoc:{quote:"[string] the original quote character"}},AST_ObjectProperty);var AST_ObjectSetter=DEFNODE("ObjectSetter",null,{$documentation:"An object setter property"},AST_ObjectProperty);var AST_ObjectGetter=DEFNODE("ObjectGetter",null,{$documentation:"An object getter property"},AST_ObjectProperty);var AST_Symbol=DEFNODE("Symbol","scope name thedef",{$propdoc:{name:"[string] name of this symbol",scope:"[AST_Scope/S] the current scope (not necessarily the definition scope)",thedef:"[SymbolDef/S] the definition of this symbol"},$documentation:"Base class for all symbols"});var AST_SymbolAccessor=DEFNODE("SymbolAccessor",null,{$documentation:"The name of a property accessor (setter/getter function)"},AST_Symbol);var AST_SymbolDeclaration=DEFNODE("SymbolDeclaration","init",{$documentation:"A declaration symbol (symbol in var/const, function name or argument, symbol in catch)",$propdoc:{init:"[AST_Node*/S] array of initializers for this declaration."}},AST_Symbol);var AST_SymbolVar=DEFNODE("SymbolVar",null,{$documentation:"Symbol defining a variable"},AST_SymbolDeclaration);var AST_SymbolConst=DEFNODE("SymbolConst",null,{$documentation:"A constant declaration"},AST_SymbolDeclaration);var AST_SymbolFunarg=DEFNODE("SymbolFunarg",null,{$documentation:"Symbol naming a function argument"},AST_SymbolVar);var AST_SymbolDefun=DEFNODE("SymbolDefun",null,{$documentation:"Symbol defining a function"},AST_SymbolDeclaration);var AST_SymbolLambda=DEFNODE("SymbolLambda",null,{$documentation:"Symbol naming a function expression"},AST_SymbolDeclaration);var AST_SymbolCatch=DEFNODE("SymbolCatch",null,{$documentation:"Symbol naming the exception in catch"},AST_SymbolDeclaration);var AST_Label=DEFNODE("Label","references",{$documentation:"Symbol naming a label (declaration)",$propdoc:{references:"[AST_LoopControl*] a list of nodes referring to this label"},initialize:function(){this.references=[];this.thedef=this}},AST_Symbol);var AST_SymbolRef=DEFNODE("SymbolRef",null,{$documentation:"Reference to some symbol (not definition/declaration)"},AST_Symbol);var AST_LabelRef=DEFNODE("LabelRef",null,{$documentation:"Reference to a label symbol"},AST_Symbol);var AST_This=DEFNODE("This",null,{$documentation:"The `this` symbol"},AST_Symbol);var AST_Constant=DEFNODE("Constant",null,{$documentation:"Base class for all constants",getValue:function(){return this.value}});var AST_String=DEFNODE("String","value quote",{$documentation:"A string literal",$propdoc:{value:"[string] the contents of this string",quote:"[string] the original quote character"}},AST_Constant);var AST_Number=DEFNODE("Number","value literal",{$documentation:"A number literal",$propdoc:{value:"[number] the numeric value",literal:"[string] numeric value as string (optional)"}},AST_Constant);var AST_RegExp=DEFNODE("RegExp","value",{$documentation:"A regexp literal",$propdoc:{value:"[RegExp] the actual regexp"}},AST_Constant);var AST_Atom=DEFNODE("Atom",null,{$documentation:"Base class for atoms"},AST_Constant);var AST_Null=DEFNODE("Null",null,{$documentation:"The `null` atom",value:null},AST_Atom);var AST_NaN=DEFNODE("NaN",null,{$documentation:"The impossible value",value:0/0},AST_Atom);var AST_Undefined=DEFNODE("Undefined",null,{$documentation:"The `undefined` value",value:function(){}()},AST_Atom);var AST_Hole=DEFNODE("Hole",null,{$documentation:"A hole in an array",value:function(){}()},AST_Atom);var AST_Infinity=DEFNODE("Infinity",null,{$documentation:"The `Infinity` value",value:1/0},AST_Atom);var AST_Boolean=DEFNODE("Boolean",null,{$documentation:"Base class for booleans"},AST_Atom);var AST_False=DEFNODE("False",null,{$documentation:"The `false` atom",value:false},AST_Boolean);var AST_True=DEFNODE("True",null,{$documentation:"The `true` atom",value:true},AST_Boolean);function TreeWalker(callback){this.visit=callback;this.stack=[];this.directives=Object.create(null)}TreeWalker.prototype={_visit:function(node,descend){this.push(node);var ret=this.visit(node,descend?function(){descend.call(node)}:noop);if(!ret&&descend){descend.call(node)}this.pop(node);return ret},parent:function(n){return this.stack[this.stack.length-2-(n||0)]},push:function(node){if(node instanceof AST_Lambda){this.directives=Object.create(this.directives)}else if(node instanceof AST_Directive){this.directives[node.value]=this.directives[node.value]?"up":true}this.stack.push(node)},pop:function(node){this.stack.pop();if(node instanceof AST_Lambda){this.directives=Object.getPrototypeOf(this.directives)}},self:function(){return this.stack[this.stack.length-1]},find_parent:function(type){var stack=this.stack;for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof type)return x}},has_directive:function(type){var dir=this.directives[type];if(dir)return dir;var node=this.stack[this.stack.length-1];if(node instanceof AST_Scope){for(var i=0;i<node.body.length;++i){var st=node.body[i];if(!(st instanceof AST_Directive))break;if(st.value==type)return true}}},in_boolean_context:function(){var stack=this.stack;var i=stack.length,self=stack[--i];while(i>0){var p=stack[--i];if(p instanceof AST_If&&p.condition===self||p instanceof AST_Conditional&&p.condition===self||p instanceof AST_DWLoop&&p.condition===self||p instanceof AST_For&&p.condition===self||p instanceof AST_UnaryPrefix&&p.operator=="!"&&p.expression===self){return true}if(!(p instanceof AST_Binary&&(p.operator=="&&"||p.operator=="||")))return false;self=p}},loopcontrol_target:function(label){var stack=this.stack;if(label)for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_LabeledStatement&&x.label.name==label.name){return x.body}}else for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_Switch||x instanceof AST_IterationStatement)return x}}};/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Parser based on parse-js (http://marijn.haverbeke.nl/parse-js/).
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
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is_identifier_start(code)||is_digit(code)||code==8204||code==8205||is_unicode_combining_mark(ch)||is_unicode_connector_punctuation(ch)||is_unicode_digit(code)}function is_identifier_string(str){return/^[a-z_$][a-z0-9_$]*$/i.test(str)}function parse_js_number(num){if(RE_HEX_NUMBER.test(num)){return parseInt(num.substr(2),16)}else if(RE_OCT_NUMBER.test(num)){return parseInt(num.substr(1),8)}else{var val=parseFloat(num);if(val==num)return val}}function JS_Parse_Error(message,filename,line,col,pos){this.message=message;this.filename=filename;this.line=line;this.col=col;this.pos=pos;this.stack=(new Error).stack}JS_Parse_Error.prototype.toString=function(){return this.message+" (line: "+this.line+", col: "+this.col+", pos: "+this.pos+")"+"\n\n"+this.stack};function js_error(message,filename,line,col,pos){throw new JS_Parse_Error(message,filename,line,col,pos)}function is_token(token,type,val){return token.type==type&&(val==null||token.value==val)}var EX_EOF={};function tokenizer($TEXT,filename,html5_comments,shebang){var S={text:$TEXT,filename:filename,pos:0,tokpos:0,line:1,tokline:0,col:0,tokcol:0,newline_before:false,regex_allowed:false,comments_before:[],directives:{},directive_stack:[]};function peek(){return S.text.charAt(S.pos)}function next(signal_eof,in_string){var ch=S.text.charAt(S.pos++);if(signal_eof&&!ch)throw EX_EOF;if(NEWLINE_CHARS(ch)){S.newline_before=S.newline_before||!in_string;++S.line;S.col=0;if(!in_string&&ch=="\r"&&peek()=="\n"){++S.pos;ch="\n"}}else{++S.col}return ch}function forward(i){while(i-- >0)next()}function looking_at(str){return S.text.substr(S.pos,str.length)==str}function find_eol(){var text=S.text;for(var i=S.pos,n=S.text.length;i<n;++i){var ch=text[i];if(NEWLINE_CHARS(ch))return i}return-1}function find(what,signal_eof){var pos=S.text.indexOf(what,S.pos);if(signal_eof&&pos==-1)throw EX_EOF;return pos}function start_token(){S.tokline=S.line;S.tokcol=S.col;S.tokpos=S.pos}var prev_was_dot=false;function token(type,value,is_comment){S.regex_allowed=type=="operator"&&!UNARY_POSTFIX(value)||type=="keyword"&&KEYWORDS_BEFORE_EXPRESSION(value)||type=="punc"&&PUNC_BEFORE_EXPRESSION(value);prev_was_dot=type=="punc"&&value==".";var ret={type:type,value:value,line:S.tokline,col:S.tokcol,pos:S.tokpos,endline:S.line,endcol:S.col,endpos:S.pos,nlb:S.newline_before,file:filename};if(/^(?:num|string|regexp)$/i.test(type)){ret.raw=$TEXT.substring(ret.pos,ret.endpos)}if(!is_comment){ret.comments_before=S.comments_before;S.comments_before=[];for(var i=0,len=ret.comments_before.length;i<len;i++){ret.nlb=ret.nlb||ret.comments_before[i].nlb}}S.newline_before=false;return new AST_Token(ret)}function skip_whitespace(){while(WHITESPACE_CHARS(peek()))next()}function read_while(pred){var ret="",ch,i=0;while((ch=peek())&&pred(ch,i++))ret+=next();return ret}function parse_error(err){js_error(err,filename,S.tokline,S.tokcol,S.tokpos)}function read_num(prefix){var has_e=false,after_e=false,has_x=false,has_dot=prefix==".";var num=read_while(function(ch,i){var code=ch.charCodeAt(0);switch(code){case 120:case 88:return has_x?false:has_x=true;case 101:case 69:return has_x?true:has_e?false:has_e=after_e=true;case 45:return after_e||i==0&&!prefix;case 43:return after_e;case after_e=false,46:return!has_dot&&!has_x&&!has_e?has_dot=true:false}return is_alphanumeric_char(code)});if(prefix)num=prefix+num;if(RE_OCT_NUMBER.test(num)&&next_token.has_directive("use strict")){parse_error("SyntaxError: Legacy octal literals are not allowed in strict mode")}var valid=parse_js_number(num);if(!isNaN(valid)){return token("num",valid)}else{parse_error("SyntaxError: Invalid syntax: "+num)}}function read_escaped_char(in_string){var ch=next(true,in_string);switch(ch.charCodeAt(0)){case 110:return"\n";case 114:return"\r";case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 120:return String.fromCharCode(hex_bytes(2));case 117:return String.fromCharCode(hex_bytes(4));case 10:return"";case 13:if(peek()=="\n"){next(true,in_string);return""}}if(ch>="0"&&ch<="7")return read_octal_escape_sequence(ch);return ch}function read_octal_escape_sequence(ch){var p=peek();if(p>="0"&&p<="7"){ch+=next(true);if(ch[0]<="3"&&(p=peek())>="0"&&p<="7")ch+=next(true)}if(ch==="0")return"\0";if(ch.length>0&&next_token.has_directive("use strict"))parse_error("SyntaxError: Legacy octal escape sequences are not allowed in strict mode");return String.fromCharCode(parseInt(ch,8))}function hex_bytes(n){var num=0;for(;n>0;--n){var digit=parseInt(next(true),16);if(isNaN(digit))parse_error("SyntaxError: Invalid hex-character pattern in string");num=num<<4|digit}return num}var read_string=with_eof_error("SyntaxError: Unterminated string constant",function(quote_char){var quote=next(),ret="";for(;;){var ch=next(true,true);if(ch=="\\")ch=read_escaped_char(true);else if(NEWLINE_CHARS(ch))parse_error("SyntaxError: Unterminated string constant");else if(ch==quote)break;ret+=ch}var tok=token("string",ret);tok.quote=quote_char;return tok});function skip_line_comment(type){var regex_allowed=S.regex_allowed;var i=find_eol(),ret;if(i==-1){ret=S.text.substr(S.pos);S.pos=S.text.length}else{ret=S.text.substring(S.pos,i);S.pos=i}S.col=S.tokcol+(S.pos-S.tokpos);S.comments_before.push(token(type,ret,true));S.regex_allowed=regex_allowed;return next_token}var skip_multiline_comment=with_eof_error("SyntaxError: Unterminated multiline comment",function(){var regex_allowed=S.regex_allowed;var i=find("*/",true);var text=S.text.substring(S.pos,i).replace(/\r\n|\r|\u2028|\u2029/g,"\n");forward(text.length+2);S.comments_before.push(token("comment2",text,true));S.regex_allowed=regex_allowed;return next_token});function read_name(){var backslash=false,name="",ch,escaped=false,hex;while((ch=peek())!=null){if(!backslash){if(ch=="\\")escaped=backslash=true,next();else if(is_identifier_char(ch))name+=next();else break}else{if(ch!="u")parse_error("SyntaxError: Expecting UnicodeEscapeSequence -- uXXXX");ch=read_escaped_char();if(!is_identifier_char(ch))parse_error("SyntaxError: Unicode char: "+ch.charCodeAt(0)+" is not valid in identifier");name+=ch;backslash=false}}if(KEYWORDS(name)&&escaped){hex=name.charCodeAt(0).toString(16).toUpperCase();name="\\u"+"0000".substr(hex.length)+hex+name.slice(1)}return name}var read_regexp=with_eof_error("SyntaxError: Unterminated regular expression",function(regexp){var prev_backslash=false,ch,in_class=false;while(ch=next(true))if(NEWLINE_CHARS(ch)){parse_error("SyntaxError: Unexpected line terminator")}else if(prev_backslash){regexp+="\\"+ch;prev_backslash=false}else if(ch=="["){in_class=true;regexp+=ch}else if(ch=="]"&&in_class){in_class=false;regexp+=ch}else if(ch=="/"&&!in_class){break}else if(ch=="\\"){prev_backslash=true}else{regexp+=ch}var mods=read_name();try{return token("regexp",new RegExp(regexp,mods))}catch(e){parse_error("SyntaxError: "+e.message)}});function read_operator(prefix){function grow(op){if(!peek())return op;var bigger=op+peek();if(OPERATORS(bigger)){next();return grow(bigger)}else{return op}}return token("operator",grow(prefix||next()))}function handle_slash(){next();switch(peek()){case"/":next();return skip_line_comment("comment1");case"*":next();return skip_multiline_comment()}return S.regex_allowed?read_regexp(""):read_operator("/")}function handle_dot(){next();return is_digit(peek().charCodeAt(0))?read_num("."):token("punc",".")}function read_word(){var word=read_name();if(prev_was_dot)return token("name",word);return KEYWORDS_ATOM(word)?token("atom",word):!KEYWORDS(word)?token("name",word):OPERATORS(word)?token("operator",word):token("keyword",word)}function with_eof_error(eof_error,cont){return function(x){try{return cont(x)}catch(ex){if(ex===EX_EOF)parse_error(eof_error);else throw ex}}}function next_token(force_regexp){if(force_regexp!=null)return read_regexp(force_regexp);for(;;){skip_whitespace();start_token();if(html5_comments){if(looking_at("<!--")){forward(4);skip_line_comment("comment3");continue}if(looking_at("-->")&&S.newline_before){forward(3);skip_line_comment("comment4");continue}}var ch=peek();if(!ch)return token("eof");var code=ch.charCodeAt(0);switch(code){case 34:case 39:return read_string(ch);case 46:return handle_dot();case 47:{var tok=handle_slash();if(tok===next_token)continue;return tok}}if(is_digit(code))return read_num();if(PUNC_CHARS(ch))return token("punc",next());if(OPERATOR_CHARS(ch))return read_operator();if(code==92||is_identifier_start(code))return read_word();if(shebang){if(S.pos==0&&looking_at("#!")){forward(2);skip_line_comment("comment5");continue}}break}parse_error("SyntaxError: Unexpected character '"+ch+"'")}next_token.context=function(nc){if(nc)S=nc;return S};next_token.add_directive=function(directive){S.directive_stack[S.directive_stack.length-1].push(directive);if(S.directives[directive]===undefined){S.directives[directive]=1}else{S.directives[directive]++}};next_token.push_directives_stack=function(){S.directive_stack.push([])};next_token.pop_directives_stack=function(){var directives=S.directive_stack[S.directive_stack.length-1];for(var i=0;i<directives.length;i++){S.directives[directives[i]]--}S.directive_stack.pop()};next_token.has_directive=function(directive){return S.directives[directive]!==undefined&&S.directives[directive]>0};return next_token}var UNARY_PREFIX=makePredicate(["typeof","void","delete","--","++","!","~","-","+"]);var UNARY_POSTFIX=makePredicate(["--","++"]);var ASSIGNMENT=makePredicate(["=","+=","-=","/=","*=","%=",">>=","<<=",">>>=","|=","^=","&="]);var PRECEDENCE=function(a,ret){for(var i=0;i<a.length;++i){var b=a[i];for(var j=0;j<b.length;++j){ret[b[j]]=i+1}}return ret}([["||"],["&&"],["|"],["^"],["&"],["==","===","!=","!=="],["<",">","<=",">=","in","instanceof"],[">>","<<",">>>"],["+","-"],["*","/","%"]],{});var STATEMENTS_WITH_LABELS=array_to_hash(["for","do","while","switch"]);var ATOMIC_START_TOKEN=array_to_hash(["atom","num","string","regexp","name"]);function parse($TEXT,options){options=defaults(options,{strict:false,filename:null,toplevel:null,expression:false,html5_comments:true,bare_returns:false,shebang:true});var S={input:typeof $TEXT=="string"?tokenizer($TEXT,options.filename,options.html5_comments,options.shebang):$TEXT,token:null,prev:null,peeked:null,in_function:0,in_directives:true,in_loop:0,labels:[]};S.token=next();function is(type,value){return is_token(S.token,type,value)}function peek(){return S.peeked||(S.peeked=S.input())}function next(){S.prev=S.token;if(S.peeked){S.token=S.peeked;S.peeked=null}else{S.token=S.input()}S.in_directives=S.in_directives&&(S.token.type=="string"||is("punc",";"));return S.token}function prev(){return S.prev}function croak(msg,line,col,pos){var ctx=S.input.context();js_error(msg,ctx.filename,line!=null?line:ctx.tokline,col!=null?col:ctx.tokcol,pos!=null?pos:ctx.tokpos)}function token_error(token,msg){croak(msg,token.line,token.col)}function unexpected(token){if(token==null)token=S.token;token_error(token,"SyntaxError: Unexpected token: "+token.type+" ("+token.value+")")}function expect_token(type,val){if(is(type,val)){return next()}token_error(S.token,"SyntaxError: Unexpected token "+S.token.type+" «"+S.token.value+"»"+", expected "+type+" «"+val+"»")}function expect(punc){return expect_token("punc",punc)}function can_insert_semicolon(){return!options.strict&&(S.token.nlb||is("eof")||is("punc","}"))}function semicolon(optional){if(is("punc",";"))next();else if(!optional&&!can_insert_semicolon())unexpected()}function parenthesised(){expect("(");var exp=expression(true);expect(")");return exp}function embed_tokens(parser){return function(){var start=S.token;var expr=parser();var end=prev();expr.start=start;expr.end=end;return expr}}function handle_regexp(){if(is("operator","/")||is("operator","/=")){S.peeked=null;S.token=S.input(S.token.value.substr(1))}}var statement=embed_tokens(function(){var tmp;handle_regexp();switch(S.token.type){case"string":var dir=false;if(S.in_directives===true){if((is_token(peek(),"punc",";")||peek().nlb)&&S.token.raw.indexOf("\\")===-1){S.input.add_directive(S.token.value)}else{S.in_directives=false}}var dir=S.in_directives,stat=simple_statement();if(dir){return new AST_Directive({start:stat.body.start,end:stat.body.end,quote:stat.body.quote,value:stat.body.value})}return stat;case"num":case"regexp":case"operator":case"atom":return simple_statement();case"name":return is_token(peek(),"punc",":")?labeled_statement():simple_statement();case"punc":switch(S.token.value){case"{":return new AST_BlockStatement({start:S.token,body:block_(),end:prev()});case"[":case"(":return simple_statement();case";":S.in_directives=false;next();return new AST_EmptyStatement;default:unexpected()}case"keyword":switch(tmp=S.token.value,next(),tmp){case"break":return break_cont(AST_Break);case"continue":return break_cont(AST_Continue);case"debugger":semicolon();return new AST_Debugger;case"do":return new AST_Do({body:in_loop(statement),condition:(expect_token("keyword","while"),tmp=parenthesised(),semicolon(true),tmp)});case"while":return new AST_While({condition:parenthesised(),body:in_loop(statement)});case"for":return for_();case"function":return function_(AST_Defun);case"if":return if_();case"return":if(S.in_function==0&&!options.bare_returns)croak("SyntaxError: 'return' outside of function");return new AST_Return({value:is("punc",";")?(next(),null):can_insert_semicolon()?null:(tmp=expression(true),semicolon(),tmp)});case"switch":return new AST_Switch({expression:parenthesised(),body:in_loop(switch_body_)});case"throw":if(S.token.nlb)croak("SyntaxError: Illegal newline after 'throw'");return new AST_Throw({value:(tmp=expression(true),semicolon(),tmp)});case"try":return try_();case"var":return tmp=var_(),semicolon(),tmp;case"const":return tmp=const_(),semicolon(),tmp;case"with":if(S.input.has_directive("use strict")){croak("SyntaxError: Strict mode may not include a with statement")}return new AST_With({expression:parenthesised(),body:statement()});default:unexpected()}}});function labeled_statement(){var label=as_symbol(AST_Label);if(find_if(function(l){return l.name==label.name},S.labels)){croak("SyntaxError: Label "+label.name+" defined twice")}expect(":");S.labels.push(label);var stat=statement();S.labels.pop();if(!(stat instanceof AST_IterationStatement)){label.references.forEach(function(ref){if(ref instanceof AST_Continue){ref=ref.label.start;croak("SyntaxError: Continue label `"+label.name+"` refers to non-IterationStatement.",ref.line,ref.col,ref.pos)}})}return new AST_LabeledStatement({body:stat,label:label})}function simple_statement(tmp){return new AST_SimpleStatement({body:(tmp=expression(true),semicolon(),tmp)})}function break_cont(type){var label=null,ldef;if(!can_insert_semicolon()){label=as_symbol(AST_LabelRef,true)}if(label!=null){ldef=find_if(function(l){return l.name==label.name},S.labels);if(!ldef)croak("SyntaxError: Undefined label "+label.name);label.thedef=ldef}else if(S.in_loop==0)croak("SyntaxError: "+type.TYPE+" not inside a loop or switch");semicolon();var stat=new type({label:label});if(ldef)ldef.references.push(stat);return stat}function for_(){expect("(");var init=null;if(!is("punc",";")){init=is("keyword","var")?(next(),var_(true)):expression(true,true);if(is("operator","in")){if(init instanceof AST_Var&&init.definitions.length>1)croak("SyntaxError: Only one variable declaration allowed in for..in loop");next();return for_in(init)}}return regular_for(init)}function regular_for(init){expect(";");var test=is("punc",";")?null:expression(true);expect(";");var step=is("punc",")")?null:expression(true);expect(")");return new AST_For({init:init,condition:test,step:step,body:in_loop(statement)})}function for_in(init){var lhs=init instanceof AST_Var?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForIn({init:init,name:lhs,object:obj,body:in_loop(statement)})}var function_=function(ctor){var in_statement=ctor===AST_Defun;var name=is("name")?as_symbol(in_statement?AST_SymbolDefun:AST_SymbolLambda):null;if(in_statement&&!name)unexpected();expect("(");return new ctor({name:name,argnames:function(first,a){while(!is("punc",")")){if(first)first=false;else expect(",");a.push(as_symbol(AST_SymbolFunarg))}next();return a}(true,[]),body:function(loop,labels){++S.in_function;S.in_directives=true;S.input.push_directives_stack();S.in_loop=0;S.labels=[];var a=block_();S.input.pop_directives_stack();--S.in_function;S.in_loop=loop;S.labels=labels;return a}(S.in_loop,S.labels)})};function if_(){var cond=parenthesised(),body=statement(),belse=null;if(is("keyword","else")){next();belse=statement()}return new AST_If({condition:cond,body:body,alternative:belse})}function block_(){expect("{");var a=[];while(!is("punc","}")){if(is("eof"))unexpected();a.push(statement())}next();return a}function switch_body_(){expect("{");var a=[],cur=null,branch=null,tmp;while(!is("punc","}")){if(is("eof"))unexpected();if(is("keyword","case")){if(branch)branch.end=prev();cur=[];branch=new AST_Case({start:(tmp=S.token,next(),tmp),expression:expression(true),body:cur});a.push(branch);expect(":")}else if(is("keyword","default")){if(branch)branch.end=prev();cur=[];branch=new AST_Default({start:(tmp=S.token,next(),expect(":"),tmp),body:cur});a.push(branch)}else{if(!cur)unexpected();cur.push(statement())}}if(branch)branch.end=prev();next();return a}function try_(){var body=block_(),bcatch=null,bfinally=null;if(is("keyword","catch")){var start=S.token;next();expect("(");var name=as_symbol(AST_SymbolCatch);expect(")");bcatch=new AST_Catch({start:start,argname:name,body:block_(),end:prev()})}if(is("keyword","finally")){var start=S.token;next();bfinally=new AST_Finally({start:start,body:block_(),end:prev()})}if(!bcatch&&!bfinally)croak("SyntaxError: Missing catch/finally blocks");return new AST_Try({body:body,bcatch:bcatch,bfinally:bfinally})}function vardefs(no_in,in_const){var a=[];for(;;){a.push(new AST_VarDef({start:S.token,name:as_symbol(in_const?AST_SymbolConst:AST_SymbolVar),value:is("operator","=")?(next(),expression(false,no_in)):null,end:prev()}));if(!is("punc",","))break;next()}return a}var var_=function(no_in){return new AST_Var({start:prev(),definitions:vardefs(no_in,false),end:prev()})};var const_=function(){return new AST_Const({start:prev(),definitions:vardefs(false,true),end:prev()})};var new_=function(allow_calls){var start=S.token;expect_token("operator","new");var newexp=expr_atom(false),args;if(is("punc","(")){next();args=expr_list(")")}else{args=[]}return subscripts(new AST_New({start:start,expression:newexp,args:args,end:prev()}),allow_calls)};function as_atom_node(){var tok=S.token,ret;switch(tok.type){case"name":case"keyword":ret=_make_symbol(AST_SymbolRef);break;case"num":ret=new AST_Number({start:tok,end:tok,value:tok.value});break;case"string":ret=new AST_String({start:tok,end:tok,value:tok.value,quote:tok.quote});break;case"regexp":ret=new AST_RegExp({start:tok,end:tok,value:tok.value});break;case"atom":switch(tok.value){case"false":ret=new AST_False({start:tok,end:tok});break;case"true":ret=new AST_True({start:tok,end:tok});break;case"null":ret=new AST_Null({start:tok,end:tok});break}break;case"operator":if(!is_identifier_string(tok.value)){croak("SyntaxError: Invalid getter/setter name: "+tok.value,tok.line,tok.col,tok.pos)}ret=_make_symbol(AST_SymbolRef);break}next();return ret}var expr_atom=function(allow_calls){if(is("operator","new")){return new_(allow_calls)}var start=S.token;if(is("punc")){switch(start.value){case"(":next();var ex=expression(true);ex.start=start;ex.end=S.token;expect(")");return subscripts(ex,allow_calls);case"[":return subscripts(array_(),allow_calls);case"{":return subscripts(object_(),allow_calls)}unexpected()}if(is("keyword","function")){next();var func=function_(AST_Function);func.start=start;func.end=prev();return subscripts(func,allow_calls)}if(ATOMIC_START_TOKEN[S.token.type]){return subscripts(as_atom_node(),allow_calls)}unexpected()};function expr_list(closing,allow_trailing_comma,allow_empty){var first=true,a=[];while(!is("punc",closing)){if(first)first=false;else expect(",");if(allow_trailing_comma&&is("punc",closing))break;if(is("punc",",")&&allow_empty){a.push(new AST_Hole({start:S.token,end:S.token}))}else{a.push(expression(false))}}next();return a}var array_=embed_tokens(function(){expect("[");return new AST_Array({elements:expr_list("]",!options.strict,true)})});var object_=embed_tokens(function(){expect("{");var first=true,a=[];while(!is("punc","}")){if(first)first=false;else expect(",");if(!options.strict&&is("punc","}"))break;var start=S.token;var type=start.type;var name=as_property_name();if(type=="name"&&!is("punc",":")){if(name=="get"){a.push(new AST_ObjectGetter({
start:start,key:as_atom_node(),value:function_(AST_Accessor),end:prev()}));continue}if(name=="set"){a.push(new AST_ObjectSetter({start:start,key:as_atom_node(),value:function_(AST_Accessor),end:prev()}));continue}}expect(":");a.push(new AST_ObjectKeyVal({start:start,quote:start.quote,key:name,value:expression(false),end:prev()}))}next();return new AST_Object({properties:a})});function as_property_name(){var tmp=S.token;next();switch(tmp.type){case"num":case"string":case"name":case"operator":case"keyword":case"atom":return tmp.value;default:unexpected()}}function as_name(){var tmp=S.token;next();switch(tmp.type){case"name":case"operator":case"keyword":case"atom":return tmp.value;default:unexpected()}}function _make_symbol(type){var name=S.token.value;return new(name=="this"?AST_This:type)({name:String(name),start:S.token,end:S.token})}function as_symbol(type,noerror){if(!is("name")){if(!noerror)croak("SyntaxError: Name expected");return null}var sym=_make_symbol(type);next();return sym}var subscripts=function(expr,allow_calls){var start=expr.start;if(is("punc",".")){next();return subscripts(new AST_Dot({start:start,expression:expr,property:as_name(),end:prev()}),allow_calls)}if(is("punc","[")){next();var prop=expression(true);expect("]");return subscripts(new AST_Sub({start:start,expression:expr,property:prop,end:prev()}),allow_calls)}if(allow_calls&&is("punc","(")){next();return subscripts(new AST_Call({start:start,expression:expr,args:expr_list(")"),end:prev()}),true)}return expr};var maybe_unary=function(allow_calls){var start=S.token;if(is("operator")&&UNARY_PREFIX(start.value)){next();handle_regexp();var ex=make_unary(AST_UnaryPrefix,start.value,maybe_unary(allow_calls));ex.start=start;ex.end=prev();return ex}var val=expr_atom(allow_calls);while(is("operator")&&UNARY_POSTFIX(S.token.value)&&!S.token.nlb){val=make_unary(AST_UnaryPostfix,S.token.value,val);val.start=start;val.end=S.token;next()}return val};function make_unary(ctor,op,expr){if((op=="++"||op=="--")&&!is_assignable(expr))croak("SyntaxError: Invalid use of "+op+" operator");return new ctor({operator:op,expression:expr})}var expr_op=function(left,min_prec,no_in){var op=is("operator")?S.token.value:null;if(op=="in"&&no_in)op=null;var prec=op!=null?PRECEDENCE[op]:null;if(prec!=null&&prec>min_prec){next();var right=expr_op(maybe_unary(true),prec,no_in);return expr_op(new AST_Binary({start:left.start,left:left,operator:op,right:right,end:right.end}),min_prec,no_in)}return left};function expr_ops(no_in){return expr_op(maybe_unary(true),0,no_in)}var maybe_conditional=function(no_in){var start=S.token;var expr=expr_ops(no_in);if(is("operator","?")){next();var yes=expression(false);expect(":");return new AST_Conditional({start:start,condition:expr,consequent:yes,alternative:expression(false,no_in),end:prev()})}return expr};function is_assignable(expr){if(!options.strict)return true;if(expr instanceof AST_This)return false;return expr instanceof AST_PropAccess||expr instanceof AST_Symbol}var maybe_assign=function(no_in){var start=S.token;var left=maybe_conditional(no_in),val=S.token.value;if(is("operator")&&ASSIGNMENT(val)){if(is_assignable(left)){next();return new AST_Assign({start:start,left:left,operator:val,right:maybe_assign(no_in),end:prev()})}croak("SyntaxError: Invalid assignment")}return left};var expression=function(commas,no_in){var start=S.token;var expr=maybe_assign(no_in);if(commas&&is("punc",",")){next();return new AST_Seq({start:start,car:expr,cdr:expression(true,no_in),end:peek()})}return expr};function in_loop(cont){++S.in_loop;var ret=cont();--S.in_loop;return ret}if(options.expression){return expression(true)}return function(){var start=S.token;var body=[];S.input.push_directives_stack();while(!is("eof"))body.push(statement());S.input.pop_directives_stack();var end=prev();var toplevel=options.toplevel;if(toplevel){toplevel.body=toplevel.body.concat(body);toplevel.end=end}else{toplevel=new AST_Toplevel({start:start,body:body,end:end})}return toplevel}()}/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function TreeTransformer(before,after){TreeWalker.call(this);this.before=before;this.after=after}TreeTransformer.prototype=new TreeWalker;(function(undefined){function _(node,descend){node.DEFMETHOD("transform",function(tw,in_list){var x,y;tw.push(this);if(tw.before)x=tw.before(this,descend,in_list);if(x===undefined){if(!tw.after){x=this;descend(x,tw)}else{tw.stack[tw.stack.length-1]=x=this;descend(x,tw);y=tw.after(x,in_list);if(y!==undefined)x=y}}tw.pop(this);return x})}function do_list(list,tw){return MAP(list,function(node){return node.transform(tw,true)})}_(AST_Node,noop);_(AST_LabeledStatement,function(self,tw){self.label=self.label.transform(tw);self.body=self.body.transform(tw)});_(AST_SimpleStatement,function(self,tw){self.body=self.body.transform(tw)});_(AST_Block,function(self,tw){self.body=do_list(self.body,tw)});_(AST_DWLoop,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw)});_(AST_For,function(self,tw){if(self.init)self.init=self.init.transform(tw);if(self.condition)self.condition=self.condition.transform(tw);if(self.step)self.step=self.step.transform(tw);self.body=self.body.transform(tw)});_(AST_ForIn,function(self,tw){self.init=self.init.transform(tw);self.object=self.object.transform(tw);self.body=self.body.transform(tw)});_(AST_With,function(self,tw){self.expression=self.expression.transform(tw);self.body=self.body.transform(tw)});_(AST_Exit,function(self,tw){if(self.value)self.value=self.value.transform(tw)});_(AST_LoopControl,function(self,tw){if(self.label)self.label=self.label.transform(tw)});_(AST_If,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw);if(self.alternative)self.alternative=self.alternative.transform(tw)});_(AST_Switch,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Case,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Try,function(self,tw){self.body=do_list(self.body,tw);if(self.bcatch)self.bcatch=self.bcatch.transform(tw);if(self.bfinally)self.bfinally=self.bfinally.transform(tw)});_(AST_Catch,function(self,tw){self.argname=self.argname.transform(tw);self.body=do_list(self.body,tw)});_(AST_Definitions,function(self,tw){self.definitions=do_list(self.definitions,tw)});_(AST_VarDef,function(self,tw){self.name=self.name.transform(tw);if(self.value)self.value=self.value.transform(tw)});_(AST_Lambda,function(self,tw){if(self.name)self.name=self.name.transform(tw);self.argnames=do_list(self.argnames,tw);self.body=do_list(self.body,tw)});_(AST_Call,function(self,tw){self.expression=self.expression.transform(tw);self.args=do_list(self.args,tw)});_(AST_Seq,function(self,tw){self.car=self.car.transform(tw);self.cdr=self.cdr.transform(tw)});_(AST_Dot,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Sub,function(self,tw){self.expression=self.expression.transform(tw);self.property=self.property.transform(tw)});_(AST_Unary,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Binary,function(self,tw){self.left=self.left.transform(tw);self.right=self.right.transform(tw)});_(AST_Conditional,function(self,tw){self.condition=self.condition.transform(tw);self.consequent=self.consequent.transform(tw);self.alternative=self.alternative.transform(tw)});_(AST_Array,function(self,tw){self.elements=do_list(self.elements,tw)});_(AST_Object,function(self,tw){self.properties=do_list(self.properties,tw)});_(AST_ObjectProperty,function(self,tw){self.value=self.value.transform(tw)})})();/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function SymbolDef(scope,index,orig){this.name=orig.name;this.orig=[orig];this.scope=scope;this.references=[];this.global=false;this.mangled_name=null;this.undeclared=false;this.constant=false;this.index=index;this.id=SymbolDef.next_id++}SymbolDef.next_id=1;SymbolDef.prototype={unmangleable:function(options){if(!options)options={};return this.global&&!options.toplevel||this.undeclared||!options.eval&&(this.scope.uses_eval||this.scope.uses_with)||options.keep_fnames&&(this.orig[0]instanceof AST_SymbolLambda||this.orig[0]instanceof AST_SymbolDefun)},mangle:function(options){var cache=options.cache&&options.cache.props;if(this.global&&cache&&cache.has(this.name)){this.mangled_name=cache.get(this.name)}else if(!this.mangled_name&&!this.unmangleable(options)){var s=this.scope;if(!options.screw_ie8&&this.orig[0]instanceof AST_SymbolLambda)s=s.parent_scope;this.mangled_name=s.next_mangled(options,this);if(this.global&&cache){cache.set(this.name,this.mangled_name)}}}};AST_Toplevel.DEFMETHOD("figure_out_scope",function(options){options=defaults(options,{screw_ie8:true,cache:null});var self=this;var scope=self.parent_scope=null;var labels=new Dictionary;var defun=null;var last_var_had_const_pragma=false;var nesting=0;var tw=new TreeWalker(function(node,descend){if(options.screw_ie8&&node instanceof AST_Catch){var save_scope=scope;scope=new AST_Scope(node);scope.init_scope_vars(nesting);scope.parent_scope=save_scope;descend();scope=save_scope;return true}if(node instanceof AST_Scope){node.init_scope_vars(nesting);var save_scope=node.parent_scope=scope;var save_defun=defun;var save_labels=labels;defun=scope=node;labels=new Dictionary;++nesting;descend();--nesting;scope=save_scope;defun=save_defun;labels=save_labels;return true}if(node instanceof AST_LabeledStatement){var l=node.label;if(labels.has(l.name)){throw new Error(string_template("Label {name} defined twice",l))}labels.set(l.name,l);descend();labels.del(l.name);return true}if(node instanceof AST_With){for(var s=scope;s;s=s.parent_scope)s.uses_with=true;return}if(node instanceof AST_Symbol){node.scope=scope}if(node instanceof AST_Label){node.thedef=node;node.references=[]}if(node instanceof AST_SymbolLambda){defun.def_function(node)}else if(node instanceof AST_SymbolDefun){(node.scope=defun.parent_scope).def_function(node)}else if(node instanceof AST_Var){last_var_had_const_pragma=node.has_const_pragma()}else if(node instanceof AST_SymbolVar||node instanceof AST_SymbolConst){var def=defun.def_variable(node);def.constant=node instanceof AST_SymbolConst||last_var_had_const_pragma;def.init=tw.parent().value}else if(node instanceof AST_SymbolCatch){(options.screw_ie8?scope:defun).def_variable(node)}else if(node instanceof AST_LabelRef){var sym=labels.get(node.name);if(!sym)throw new Error(string_template("Undefined label {name} [{line},{col}]",{name:node.name,line:node.start.line,col:node.start.col}));node.thedef=sym}});self.walk(tw);var func=null;var globals=self.globals=new Dictionary;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_Lambda){var prev_func=func;func=node;descend();func=prev_func;return true}if(node instanceof AST_LoopControl&&node.label){node.label.thedef.references.push(node);return true}if(node instanceof AST_SymbolRef){var name=node.name;var parent=tw.parent();if(name=="eval"&&parent instanceof AST_Call){for(var s=node.scope;s&&!s.uses_eval;s=s.parent_scope){s.uses_eval=true}}var sym=node.scope.find_variable(name);if(node.scope instanceof AST_Lambda&&name=="arguments"){node.scope.uses_arguments=true}if(!sym){var g;if(globals.has(name)){g=globals.get(name)}else{g=new SymbolDef(self,globals.size(),node);g.undeclared=true;g.global=true;globals.set(name,g)}sym=g}node.thedef=sym;if(parent instanceof AST_Unary&&(parent.operator==="++"||parent.operator==="--")||parent instanceof AST_Assign&&parent.left===node){sym.modified=true}node.reference();return true}});self.walk(tw);if(options.cache){this.cname=options.cache.cname}});AST_Scope.DEFMETHOD("init_scope_vars",function(nesting){this.variables=new Dictionary;this.functions=new Dictionary;this.uses_with=false;this.uses_eval=false;this.parent_scope=null;this.enclosed=[];this.cname=-1;this.nesting=nesting});AST_Lambda.DEFMETHOD("init_scope_vars",function(){AST_Scope.prototype.init_scope_vars.apply(this,arguments);this.uses_arguments=false;var symbol=new AST_VarDef({name:"arguments",start:this.start,end:this.end});var def=new SymbolDef(this,this.variables.size(),symbol);this.variables.set(symbol.name,def)});AST_SymbolRef.DEFMETHOD("reference",function(){var def=this.definition();def.references.push(this);var s=this.scope;while(s){push_uniq(s.enclosed,def);if(s===def.scope)break;s=s.parent_scope}this.frame=this.scope.nesting-def.scope.nesting});AST_Scope.DEFMETHOD("find_variable",function(name){if(name instanceof AST_Symbol)name=name.name;return this.variables.get(name)||this.parent_scope&&this.parent_scope.find_variable(name)});AST_Scope.DEFMETHOD("def_function",function(symbol){this.functions.set(symbol.name,this.def_variable(symbol))});AST_Scope.DEFMETHOD("def_variable",function(symbol){var def;if(!this.variables.has(symbol.name)){def=new SymbolDef(this,this.variables.size(),symbol);this.variables.set(symbol.name,def);def.global=!this.parent_scope}else{def=this.variables.get(symbol.name);def.orig.push(symbol)}return symbol.thedef=def});AST_Scope.DEFMETHOD("next_mangled",function(options){var ext=this.enclosed;out:while(true){var m=base54(++this.cname);if(!is_identifier(m))continue;if(options.except.indexOf(m)>=0)continue;for(var i=ext.length;--i>=0;){var sym=ext[i];var name=sym.mangled_name||sym.unmangleable(options)&&sym.name;if(m==name)continue out}return m}});AST_Function.DEFMETHOD("next_mangled",function(options,def){var tricky_def=def.orig[0]instanceof AST_SymbolFunarg&&this.name&&this.name.definition();var tricky_name=tricky_def?tricky_def.mangled_name||tricky_def.name:null;while(true){var name=AST_Lambda.prototype.next_mangled.call(this,options,def);if(!tricky_name||tricky_name!=name)return name}});AST_Scope.DEFMETHOD("references",function(sym){if(sym instanceof AST_Symbol)sym=sym.definition();return this.enclosed.indexOf(sym)<0?null:sym});AST_Symbol.DEFMETHOD("unmangleable",function(options){return this.definition().unmangleable(options)});AST_SymbolAccessor.DEFMETHOD("unmangleable",function(){return true});AST_Label.DEFMETHOD("unmangleable",function(){return false});AST_Symbol.DEFMETHOD("unreferenced",function(){return this.definition().references.length==0&&!(this.scope.uses_eval||this.scope.uses_with)});AST_Symbol.DEFMETHOD("undeclared",function(){return this.definition().undeclared});AST_LabelRef.DEFMETHOD("undeclared",function(){return false});AST_Label.DEFMETHOD("undeclared",function(){return false});AST_Symbol.DEFMETHOD("definition",function(){return this.thedef});AST_Symbol.DEFMETHOD("global",function(){return this.definition().global});AST_Var.DEFMETHOD("has_const_pragma",function(){var comments_before=this.start&&this.start.comments_before;var lastComment=comments_before&&comments_before[comments_before.length-1];return lastComment&&/@const\b/.test(lastComment.value)});AST_Toplevel.DEFMETHOD("_default_mangler_options",function(options){return defaults(options,{except:[],eval:false,sort:false,toplevel:false,screw_ie8:true,keep_fnames:false})});AST_Toplevel.DEFMETHOD("mangle_names",function(options){options=this._default_mangler_options(options);options.except.push("arguments");var lname=-1;var to_mangle=[];if(options.cache){this.globals.each(function(symbol){if(options.except.indexOf(symbol.name)<0){to_mangle.push(symbol)}})}var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LabeledStatement){var save_nesting=lname;descend();lname=save_nesting;return true}if(node instanceof AST_Scope){var p=tw.parent(),a=[];node.variables.each(function(symbol){if(options.except.indexOf(symbol.name)<0){a.push(symbol)}});to_mangle.push.apply(to_mangle,a);return}if(node instanceof AST_Label){var name;do name=base54(++lname);while(!is_identifier(name));node.mangled_name=name;return true}if(options.screw_ie8&&node instanceof AST_SymbolCatch){to_mangle.push(node.definition());return}});this.walk(tw);to_mangle.forEach(function(def){def.mangle(options)});if(options.cache){options.cache.cname=this.cname}});AST_Toplevel.DEFMETHOD("compute_char_frequency",function(options){options=this._default_mangler_options(options);var tw=new TreeWalker(function(node){if(node instanceof AST_Constant)base54.consider(node.print_to_string());else if(node instanceof AST_Return)base54.consider("return");else if(node instanceof AST_Throw)base54.consider("throw");else if(node instanceof AST_Continue)base54.consider("continue");else if(node instanceof AST_Break)base54.consider("break");else if(node instanceof AST_Debugger)base54.consider("debugger");else if(node instanceof AST_Directive)base54.consider(node.value);else if(node instanceof AST_While)base54.consider("while");else if(node instanceof AST_Do)base54.consider("do while");else if(node instanceof AST_If){base54.consider("if");if(node.alternative)base54.consider("else")}else if(node instanceof AST_Var)base54.consider("var");else if(node instanceof AST_Const)base54.consider("const");else if(node instanceof AST_Lambda)base54.consider("function");else if(node instanceof AST_For)base54.consider("for");else if(node instanceof AST_ForIn)base54.consider("for in");else if(node instanceof AST_Switch)base54.consider("switch");else if(node instanceof AST_Case)base54.consider("case");else if(node instanceof AST_Default)base54.consider("default");else if(node instanceof AST_With)base54.consider("with");else if(node instanceof AST_ObjectSetter)base54.consider("set"+node.key);else if(node instanceof AST_ObjectGetter)base54.consider("get"+node.key);else if(node instanceof AST_ObjectKeyVal)base54.consider(node.key);else if(node instanceof AST_New)base54.consider("new");else if(node instanceof AST_This)base54.consider("this");else if(node instanceof AST_Try)base54.consider("try");else if(node instanceof AST_Catch)base54.consider("catch");else if(node instanceof AST_Finally)base54.consider("finally");else if(node instanceof AST_Symbol&&node.unmangleable(options))base54.consider(node.name);else if(node instanceof AST_Unary||node instanceof AST_Binary)base54.consider(node.operator);else if(node instanceof AST_Dot)base54.consider(node.property)});this.walk(tw);base54.sort()});var base54=function(){var string="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_0123456789";var chars,frequency;function reset(){frequency=Object.create(null);chars=string.split("").map(function(ch){return ch.charCodeAt(0)});chars.forEach(function(ch){frequency[ch]=0})}base54.consider=function(str){for(var i=str.length;--i>=0;){var code=str.charCodeAt(i);if(code in frequency)++frequency[code]}};base54.sort=function(){chars=mergeSort(chars,function(a,b){if(is_digit(a)&&!is_digit(b))return 1;if(is_digit(b)&&!is_digit(a))return-1;return frequency[b]-frequency[a]})};base54.reset=reset;reset();base54.get=function(){return chars};base54.freq=function(){return frequency};function base54(num){var ret="",base=54;num++;do{num--;ret+=String.fromCharCode(chars[num%base]);num=Math.floor(num/base);base=64}while(num>0);return ret}return base54}();AST_Toplevel.DEFMETHOD("scope_warnings",function(options){options=defaults(options,{undeclared:false,unreferenced:true,assign_to_global:true,func_arguments:true,nested_defuns:true,eval:true});var tw=new TreeWalker(function(node){if(options.undeclared&&node instanceof AST_SymbolRef&&node.undeclared()){AST_Node.warn("Undeclared symbol: {name} [{file}:{line},{col}]",{name:node.name,file:node.start.file,line:node.start.line,col:node.start.col})}if(options.assign_to_global){var sym=null;if(node instanceof AST_Assign&&node.left instanceof AST_SymbolRef)sym=node.left;else if(node instanceof AST_ForIn&&node.init instanceof AST_SymbolRef)sym=node.init;if(sym&&(sym.undeclared()||sym.global()&&sym.scope!==sym.definition().scope)){AST_Node.warn("{msg}: {name} [{file}:{line},{col}]",{msg:sym.undeclared()?"Accidental global?":"Assignment to global",name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col})}}if(options.eval&&node instanceof AST_SymbolRef&&node.undeclared()&&node.name=="eval"){AST_Node.warn("Eval is used [{file}:{line},{col}]",node.start)}if(options.unreferenced&&(node instanceof AST_SymbolDeclaration||node instanceof AST_Label)&&!(node instanceof AST_SymbolCatch)&&node.unreferenced()){AST_Node.warn("{type} {name} is declared but not referenced [{file}:{line},{col}]",{type:node instanceof AST_Label?"Label":"Symbol",name:node.name,file:node.start.file,line:node.start.line,col:node.start.col})}if(options.func_arguments&&node instanceof AST_Lambda&&node.uses_arguments){AST_Node.warn("arguments used in function {name} [{file}:{line},{col}]",{name:node.name?node.name.name:"anonymous",file:node.start.file,line:node.start.line,col:node.start.col})}if(options.nested_defuns&&node instanceof AST_Defun&&!(tw.parent()instanceof AST_Scope)){AST_Node.warn('Function {name} declared in nested statement "{type}" [{file}:{line},{col}]',{name:node.name.name,type:tw.parent().TYPE,file:node.start.file,line:node.start.line,col:node.start.col})}});this.walk(tw)});/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";var EXPECT_DIRECTIVE=/^$|[;{][\s\n]*$/;function is_some_comments(comment){var text=comment.value;var type=comment.type;if(type=="comment2"){return/@preserve|@license|@cc_on/i.test(text)}return type=="comment5"}function is_comment5(comment){return comment.type=="comment5"}function OutputStream(options){options=defaults(options,{indent_start:0,indent_level:4,quote_keys:false,space_colon:true,ascii_only:false,unescape_regexps:false,inline_script:false,width:80,max_line_len:32e3,beautify:false,source_map:null,bracketize:false,semicolons:true,comments:false,shebang:true,preserve_line:false,screw_ie8:true,preamble:null,quote_style:0,keep_quoted_props:false,wrap_iife:false},true);var comment_filter=options.shebang?is_comment5:return_false;if(options.comments){var comments=options.comments;if(typeof options.comments==="string"&&/^\/.*\/[a-zA-Z]*$/.test(options.comments)){var regex_pos=options.comments.lastIndexOf("/");comments=new RegExp(options.comments.substr(1,regex_pos-1),options.comments.substr(regex_pos+1))}if(comments instanceof RegExp){comment_filter=function(comment){return comment.type=="comment5"||comments.test(comment.value)}}else if(typeof comments==="function"){comment_filter=function(comment){return comment.type=="comment5"||comments(this,comment)}}else if(comments==="some"){comment_filter=is_some_comments}else{comment_filter=return_true}}var indentation=0;var current_col=0;var current_line=1;var current_pos=0;var OUTPUT="";function to_ascii(str,identifier){return str.replace(/[\u0000-\u001f\u007f-\uffff]/g,function(ch){var code=ch.charCodeAt(0).toString(16);if(code.length<=2&&!identifier){while(code.length<2)code="0"+code;return"\\x"+code}else{while(code.length<4)code="0"+code;return"\\u"+code}})}function make_string(str,quote){var dq=0,sq=0;str=str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g,function(s,i){switch(s){case'"':++dq;return'"';case"'":++sq;return"'";case"\\":return"\\\\";case"\n":return"\\n";case"\r":return"\\r";case"\t":return"\\t";case"\b":return"\\b";case"\f":return"\\f";case"\v":return options.screw_ie8?"\\v":"\\x0B";case"\u2028":return"\\u2028";case"\u2029":return"\\u2029";case"\ufeff":return"\\ufeff";case"\0":return/[0-7]/.test(str.charAt(i+1))?"\\x00":"\\0"}return s});function quote_single(){return"'"+str.replace(/\x27/g,"\\'")+"'"}function quote_double(){return'"'+str.replace(/\x22/g,'\\"')+'"'}if(options.ascii_only)str=to_ascii(str);switch(options.quote_style){case 1:return quote_single();case 2:return quote_double();case 3:return quote=="'"?quote_single():quote_double();default:return dq>sq?quote_single():quote_double()}}function encode_string(str,quote){var ret=make_string(str,quote);if(options.inline_script){ret=ret.replace(/<\x2fscript([>\/\t\n\f\r ])/gi,"<\\/script$1");ret=ret.replace(/\x3c!--/g,"\\x3c!--");ret=ret.replace(/--\x3e/g,"--\\x3e")}return ret}function make_name(name){name=name.toString();if(options.ascii_only)name=to_ascii(name,true);return name}function make_indent(back){return repeat_string(" ",options.indent_start+indentation-back*options.indent_level)}var might_need_space=false;var might_need_semicolon=false;var last=null;function last_char(){return last.charAt(last.length-1)}function maybe_newline(){if(options.max_line_len&&current_col>options.max_line_len)print("\n")}var requireSemicolonChars=makePredicate("( [ + * / - , .");function print(str){str=String(str);var ch=str.charAt(0);if(might_need_semicolon){might_need_semicolon=false;if((!ch||";}".indexOf(ch)<0)&&!/[;]$/.test(last)){if(options.semicolons||requireSemicolonChars(ch)){OUTPUT+=";";current_col++;current_pos++}else{OUTPUT+="\n";current_pos++;current_line++;current_col=0;if(/^\s+$/.test(str)){might_need_semicolon=true}}if(!options.beautify)might_need_space=false}}if(!options.beautify&&options.preserve_line&&stack[stack.length-1]){var target_line=stack[stack.length-1].start.line;while(current_line<target_line){OUTPUT+="\n";current_pos++;current_line++;current_col=0;might_need_space=false}}if(might_need_space){var prev=last_char();if(is_identifier_char(prev)&&(is_identifier_char(ch)||ch=="\\")||/^[\+\-\/]$/.test(ch)&&ch==prev){OUTPUT+=" ";current_col++;current_pos++}might_need_space=false}var a=str.split(/\r?\n/),n=a.length-1;current_line+=n;if(n==0){current_col+=a[n].length}else{current_col=a[n].length}current_pos+=str.length;last=str;OUTPUT+=str}var space=options.beautify?function(){print(" ")}:function(){might_need_space=true};var indent=options.beautify?function(half){if(options.beautify){print(make_indent(half?.5:0))}}:noop;var with_indent=options.beautify?function(col,cont){if(col===true)col=next_indent();var save_indentation=indentation;indentation=col;var ret=cont();indentation=save_indentation;return ret}:function(col,cont){return cont()};var newline=options.beautify?function(){print("\n")}:maybe_newline;var semicolon=options.beautify?function(){print(";")}:function(){might_need_semicolon=true};function force_semicolon(){might_need_semicolon=false;print(";")}function next_indent(){return indentation+options.indent_level}function with_block(cont){var ret;print("{");newline();with_indent(next_indent(),function(){ret=cont()});indent();print("}");return ret}function with_parens(cont){print("(");var ret=cont();print(")");return ret}function with_square(cont){print("[");var ret=cont();print("]");return ret}function comma(){print(",");space()}function colon(){print(":");if(options.space_colon)space()}var add_mapping=options.source_map?function(token,name){try{if(token)options.source_map.add(token.file||"?",current_line,current_col,token.line,token.col,!name&&token.type=="name"?token.value:name)}catch(ex){AST_Node.warn("Couldn't figure out mapping for {file}:{line},{col} → {cline},{ccol} [{name}]",{file:token.file,line:token.line,col:token.col,cline:current_line,ccol:current_col,name:name||""})}}:noop;function get(){return OUTPUT}if(options.preamble){print(options.preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g,"\n"))}var stack=[];return{get:get,toString:get,indent:indent,indentation:function(){return indentation},current_width:function(){return current_col-indentation},should_break:function(){return options.width&&this.current_width()>=options.width},newline:newline,print:print,space:space,comma:comma,colon:colon,last:function(){return last},semicolon:semicolon,force_semicolon:force_semicolon,to_ascii:to_ascii,print_name:function(name){print(make_name(name))},print_string:function(str,quote,escape_directive){var encoded=encode_string(str,quote);if(escape_directive===true&&encoded.indexOf("\\")===-1){if(!EXPECT_DIRECTIVE.test(OUTPUT)){force_semicolon()}force_semicolon()}print(encoded)},encode_string:encode_string,next_indent:next_indent,with_indent:with_indent,with_block:with_block,with_parens:with_parens,with_square:with_square,add_mapping:add_mapping,option:function(opt){return options[opt]},comment_filter:comment_filter,line:function(){return current_line},col:function(){return current_col},pos:function(){return current_pos},push_node:function(node){stack.push(node)},pop_node:function(){return stack.pop()},stack:function(){return stack},parent:function(n){return stack[stack.length-2-(n||0)]}}}(function(){function DEFPRINT(nodetype,generator){nodetype.DEFMETHOD("_codegen",generator)}var use_asm=false;var in_directive=false;AST_Node.DEFMETHOD("print",function(stream,force_parens){var self=this,generator=self._codegen,prev_use_asm=use_asm;if(self instanceof AST_Directive&&self.value=="use asm"&&stream.parent()instanceof AST_Scope){use_asm=true}function doit(){self.add_comments(stream);self.add_source_map(stream);generator(self,stream)}stream.push_node(self);if(force_parens||self.needs_parens(stream)){stream.with_parens(doit)}else{doit()}stream.pop_node();if(self instanceof AST_Scope){use_asm=prev_use_asm}});AST_Node.DEFMETHOD("print_to_string",function(options){var s=OutputStream(options);if(!options)s._readonly=true;this.print(s);return s.get()});AST_Node.DEFMETHOD("add_comments",function(output){if(output._readonly)return;var self=this;var start=self.start;if(start&&!start._comments_dumped){start._comments_dumped=true;var comments=start.comments_before||[];if(self instanceof AST_Exit&&self.value){self.value.walk(new TreeWalker(function(node){if(node.start&&node.start.comments_before){comments=comments.concat(node.start.comments_before);node.start.comments_before=[]}if(node instanceof AST_Function||node instanceof AST_Array||node instanceof AST_Object){return true}}))}comments=comments.filter(output.comment_filter,self);if(!output.option("beautify")&&comments.length>0&&/comment[134]/.test(comments[0].type)&&output.col()!==0&&comments[0].nlb){output.print("\n")}comments.forEach(function(c){if(/comment[134]/.test(c.type)){output.print("//"+c.value+"\n");output.indent()}else if(c.type=="comment2"){output.print("/*"+c.value+"*/");if(start.nlb){output.print("\n");output.indent()}else{output.space()}}else if(output.pos()===0&&c.type=="comment5"&&output.option("shebang")){output.print("#!"+c.value+"\n");output.indent()}})}});function PARENS(nodetype,func){if(Array.isArray(nodetype)){nodetype.forEach(function(nodetype){PARENS(nodetype,func)})}else{nodetype.DEFMETHOD("needs_parens",func)}}PARENS(AST_Node,function(){return false});PARENS(AST_Function,function(output){if(first_in_statement(output)){return true}if(output.option("wrap_iife")){var p=output.parent();return p instanceof AST_Call&&p.expression===this}return false});PARENS(AST_Object,function(output){return first_in_statement(output)});PARENS([AST_Unary,AST_Undefined],function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this});PARENS(AST_Seq,function(output){var p=output.parent();return p instanceof AST_Call||p instanceof AST_Unary||p instanceof AST_Binary||p instanceof AST_VarDef||p instanceof AST_PropAccess||p instanceof AST_Array||p instanceof AST_ObjectProperty||p instanceof AST_Conditional});PARENS(AST_Binary,function(output){var p=output.parent();if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(p instanceof AST_Binary){var po=p.operator,pp=PRECEDENCE[po];var so=this.operator,sp=PRECEDENCE[so];if(pp>sp||pp==sp&&this===p.right){return true}}});PARENS(AST_PropAccess,function(output){var p=output.parent();if(p instanceof AST_New&&p.expression===this){try{this.walk(new TreeWalker(function(node){if(node instanceof AST_Call)throw p}))}catch(ex){if(ex!==p)throw ex;return true}}});PARENS(AST_Call,function(output){var p=output.parent(),p1;if(p instanceof AST_New&&p.expression===this)return true;return this.expression instanceof AST_Function&&p instanceof AST_PropAccess&&p.expression===this&&(p1=output.parent(1))instanceof AST_Assign&&p1.left===p});PARENS(AST_New,function(output){var p=output.parent();if(!need_constructor_parens(this,output)&&(p instanceof AST_PropAccess||p instanceof AST_Call&&p.expression===this))return true});PARENS(AST_Number,function(output){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){var value=this.getValue();if(value<0||/^0/.test(make_num(value))){return true}}});PARENS([AST_Assign,AST_Conditional],function(output){var p=output.parent();if(p instanceof AST_Unary)return true;if(p instanceof AST_Binary&&!(p instanceof AST_Assign))return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true});DEFPRINT(AST_Directive,function(self,output){output.print_string(self.value,self.quote);output.semicolon()});DEFPRINT(AST_Debugger,function(self,output){output.print("debugger");output.semicolon()});function display_body(body,is_toplevel,output,allow_directives){var last=body.length-1;in_directive=allow_directives;body.forEach(function(stmt,i){if(in_directive===true&&!(stmt instanceof AST_Directive||stmt instanceof AST_EmptyStatement||stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String)){in_directive=false}if(!(stmt instanceof AST_EmptyStatement)){output.indent();stmt.print(output);if(!(i==last&&is_toplevel)){output.newline();if(is_toplevel)output.newline()}}if(in_directive===true&&stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String){in_directive=false}});in_directive=false}AST_StatementWithBody.DEFMETHOD("_do_print_body",function(output){force_statement(this.body,output)});DEFPRINT(AST_Statement,function(self,output){self.body.print(output);output.semicolon()});DEFPRINT(AST_Toplevel,function(self,output){display_body(self.body,true,output,true);output.print("")});DEFPRINT(AST_LabeledStatement,function(self,output){self.label.print(output);output.colon();self.body.print(output)});DEFPRINT(AST_SimpleStatement,function(self,output){self.body.print(output);output.semicolon()});function print_bracketed(body,output,allow_directives){if(body.length>0)output.with_block(function(){display_body(body,false,output,allow_directives)});else output.print("{}")}DEFPRINT(AST_BlockStatement,function(self,output){print_bracketed(self.body,output)});DEFPRINT(AST_EmptyStatement,function(self,output){output.semicolon()});DEFPRINT(AST_Do,function(self,output){output.print("do");output.space();self._do_print_body(output);output.space();output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.semicolon()});DEFPRINT(AST_While,function(self,output){output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_For,function(self,output){output.print("for");output.space();output.with_parens(function(){if(self.init&&!(self.init instanceof AST_EmptyStatement)){if(self.init instanceof AST_Definitions){self.init.print(output)}else{parenthesize_for_noin(self.init,output,true)}output.print(";");output.space()}else{output.print(";")}if(self.condition){self.condition.print(output);output.print(";");output.space()}else{output.print(";")}if(self.step){self.step.print(output)}});output.space();self._do_print_body(output)});DEFPRINT(AST_ForIn,function(self,output){output.print("for");output.space();output.with_parens(function(){self.init.print(output);output.space();output.print("in");output.space();self.object.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_With,function(self,output){output.print("with");output.space();output.with_parens(function(){self.expression.print(output)});output.space();self._do_print_body(output)});AST_Lambda.DEFMETHOD("_do_print",function(output,nokeyword){var self=this;if(!nokeyword){output.print("function")}if(self.name){output.space();self.name.print(output)}output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})});output.space();print_bracketed(self.body,output,true)});DEFPRINT(AST_Lambda,function(self,output){self._do_print(output)});AST_Exit.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.value){output.space();this.value.print(output)}output.semicolon()});DEFPRINT(AST_Return,function(self,output){self._do_print(output,"return")});DEFPRINT(AST_Throw,function(self,output){self._do_print(output,"throw")});AST_LoopControl.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.label){output.space();this.label.print(output)}output.semicolon()});DEFPRINT(AST_Break,function(self,output){self._do_print(output,"break")});DEFPRINT(AST_Continue,function(self,output){self._do_print(output,"continue")});function make_then(self,output){if(output.option("bracketize")){make_block(self.body,output);return}if(!self.body)return output.force_semicolon();if(self.body instanceof AST_Do){make_block(self.body,output);return}var b=self.body;while(true){if(b instanceof AST_If){if(!b.alternative){make_block(self.body,output);return}b=b.alternative}else if(b instanceof AST_StatementWithBody){b=b.body}else break}force_statement(self.body,output)}DEFPRINT(AST_If,function(self,output){output.print("if");output.space();output.with_parens(function(){self.condition.print(output)});output.space();if(self.alternative){make_then(self,output);output.space();output.print("else");output.space();force_statement(self.alternative,output)}else{self._do_print_body(output)}});DEFPRINT(AST_Switch,function(self,output){output.print("switch");output.space();output.with_parens(function(){self.expression.print(output)});output.space();if(self.body.length>0)output.with_block(function(){self.body.forEach(function(stmt,i){if(i)output.newline();output.indent(true);stmt.print(output)})});else output.print("{}")});AST_SwitchBranch.DEFMETHOD("_do_print_body",function(output){if(this.body.length>0){output.newline();this.body.forEach(function(stmt){output.indent();stmt.print(output);output.newline()})}});DEFPRINT(AST_Default,function(self,output){output.print("default:");self._do_print_body(output)});DEFPRINT(AST_Case,function(self,output){output.print("case");output.space();self.expression.print(output);output.print(":");self._do_print_body(output)});DEFPRINT(AST_Try,function(self,output){output.print("try");output.space();print_bracketed(self.body,output);if(self.bcatch){output.space();self.bcatch.print(output)}if(self.bfinally){output.space();self.bfinally.print(output)}});DEFPRINT(AST_Catch,function(self,output){output.print("catch");output.space();output.with_parens(function(){self.argname.print(output)});output.space();print_bracketed(self.body,output)});DEFPRINT(AST_Finally,function(self,output){output.print("finally");output.space();print_bracketed(self.body,output)});AST_Definitions.DEFMETHOD("_do_print",function(output,kind){output.print(kind);output.space();this.definitions.forEach(function(def,i){if(i)output.comma();def.print(output)});var p=output.parent();var in_for=p instanceof AST_For||p instanceof AST_ForIn;var avoid_semicolon=in_for&&p.init===this;if(!avoid_semicolon)output.semicolon()});DEFPRINT(AST_Var,function(self,output){self._do_print(output,"var")});DEFPRINT(AST_Const,function(self,output){self._do_print(output,"const")});function parenthesize_for_noin(node,output,noin){if(!noin)node.print(output);else try{node.walk(new TreeWalker(function(node){if(node instanceof AST_Binary&&node.operator=="in")throw output}));node.print(output)}catch(ex){if(ex!==output)throw ex;node.print(output,true)}}DEFPRINT(AST_VarDef,function(self,output){self.name.print(output);if(self.value){output.space();output.print("=");output.space();var p=output.parent(1);var noin=p instanceof AST_For||p instanceof AST_ForIn;parenthesize_for_noin(self.value,output,noin)}});DEFPRINT(AST_Call,function(self,output){self.expression.print(output);if(self instanceof AST_New&&!need_constructor_parens(self,output))return;output.with_parens(function(){self.args.forEach(function(expr,i){if(i)output.comma();expr.print(output)})})});DEFPRINT(AST_New,function(self,output){output.print("new");output.space();AST_Call.prototype._codegen(self,output)});AST_Seq.DEFMETHOD("_do_print",function(output){this.car.print(output);if(this.cdr){output.comma();if(output.should_break()){output.newline();output.indent()}this.cdr.print(output)}});DEFPRINT(AST_Seq,function(self,output){self._do_print(output)});DEFPRINT(AST_Dot,function(self,output){var expr=self.expression;expr.print(output);if(expr instanceof AST_Number&&expr.getValue()>=0){if(!/[xa-f.)]/i.test(output.last())){output.print(".")}}output.print(".");output.add_mapping(self.end);output.print_name(self.property)});DEFPRINT(AST_Sub,function(self,output){self.expression.print(output);output.print("[");self.property.print(output);output.print("]")});DEFPRINT(AST_UnaryPrefix,function(self,output){var op=self.operator;output.print(op);if(/^[a-z]/i.test(op)||/[+-]$/.test(op)&&self.expression instanceof AST_UnaryPrefix&&/^[+-]/.test(self.expression.operator)){output.space()}self.expression.print(output)});DEFPRINT(AST_UnaryPostfix,function(self,output){self.expression.print(output);output.print(self.operator)});DEFPRINT(AST_Binary,function(self,output){var op=self.operator;self.left.print(output);if(op[0]==">"&&self.left instanceof AST_UnaryPostfix&&self.left.operator=="--"){output.print(" ")}else{output.space()}output.print(op);if((op=="<"||op=="<<")&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="!"&&self.right.expression instanceof AST_UnaryPrefix&&self.right.expression.operator=="--"){output.print(" ")}else{output.space()}self.right.print(output)});DEFPRINT(AST_Conditional,function(self,output){self.condition.print(output);output.space();output.print("?");output.space();self.consequent.print(output);output.space();output.colon();self.alternative.print(output)});DEFPRINT(AST_Array,function(self,output){output.with_square(function(){var a=self.elements,len=a.length;if(len>0)output.space();a.forEach(function(exp,i){if(i)output.comma();exp.print(output);if(i===len-1&&exp instanceof AST_Hole)output.comma()});if(len>0)output.space()})});DEFPRINT(AST_Object,function(self,output){if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.print(",");output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});DEFPRINT(AST_ObjectKeyVal,function(self,output){var key=self.key;var quote=self.quote;if(output.option("quote_keys")){output.print_string(key+"")}else if((typeof key=="number"||!output.option("beautify")&&+key+""==key)&&parseFloat(key)>=0){output.print(make_num(key))}else if(RESERVED_WORDS(key)?output.option("screw_ie8"):is_identifier_string(key)){if(quote&&output.option("keep_quoted_props")){output.print_string(key,quote)}else{output.print_name(key)}}else{output.print_string(key,quote)}output.colon();self.value.print(output)});DEFPRINT(AST_ObjectSetter,function(self,output){output.print("set");output.space();self.key.print(output);self.value._do_print(output,true)});DEFPRINT(AST_ObjectGetter,function(self,output){output.print("get");output.space();self.key.print(output);self.value._do_print(output,true)});DEFPRINT(AST_Symbol,function(self,output){var def=self.definition();output.print_name(def?def.mangled_name||def.name:self.name)});DEFPRINT(AST_Undefined,function(self,output){output.print("void 0")});DEFPRINT(AST_Hole,noop);DEFPRINT(AST_Infinity,function(self,output){output.print("Infinity")});DEFPRINT(AST_NaN,function(self,output){output.print("NaN")});DEFPRINT(AST_This,function(self,output){output.print("this")});DEFPRINT(AST_Constant,function(self,output){output.print(self.getValue())});DEFPRINT(AST_String,function(self,output){output.print_string(self.getValue(),self.quote,in_directive)});DEFPRINT(AST_Number,function(self,output){if(use_asm&&self.start&&self.start.raw!=null){output.print(self.start.raw)}else{output.print(make_num(self.getValue()))}});function regexp_safe_literal(code){return[92,47,46,43,42,63,40,41,91,93,123,125,36,94,58,124,33,10,13,0,65279,8232,8233].indexOf(code)<0}DEFPRINT(AST_RegExp,function(self,output){var str=self.getValue().toString();if(output.option("ascii_only")){str=output.to_ascii(str)}else if(output.option("unescape_regexps")){str=str.split("\\\\").map(function(str){return str.replace(/\\u[0-9a-fA-F]{4}|\\x[0-9a-fA-F]{2}/g,function(s){var code=parseInt(s.substr(2),16);return regexp_safe_literal(code)?String.fromCharCode(code):s})}).join("\\\\")}output.print(str);var p=output.parent();if(p instanceof AST_Binary&&/^in/.test(p.operator)&&p.left===self)output.print(" ")});function force_statement(stat,output){if(output.option("bracketize")){if(!stat||stat instanceof AST_EmptyStatement)output.print("{}");else if(stat instanceof AST_BlockStatement)stat.print(output);else output.with_block(function(){output.indent();stat.print(output);output.newline()})}else{if(!stat||stat instanceof AST_EmptyStatement)output.force_semicolon();else stat.print(output)}}function first_in_statement(output){var a=output.stack(),i=a.length,node=a[--i],p=a[--i];while(i>0){if(p instanceof AST_Statement&&p.body===node)return true;if(p instanceof AST_Seq&&p.car===node||p instanceof AST_Call&&p.expression===node&&!(p instanceof AST_New)||p instanceof AST_Dot&&p.expression===node||p instanceof AST_Sub&&p.expression===node||p instanceof AST_Conditional&&p.condition===node||p instanceof AST_Binary&&p.left===node||p instanceof AST_UnaryPostfix&&p.expression===node){node=p;p=a[--i]}else{return false}}}function need_constructor_parens(self,output){if(self.args.length>0)return true;return output.option("beautify")}function best_of(a){var best=a[0],len=best.length;for(var i=1;i<a.length;++i){if(a[i].length<len){best=a[i];len=best.length}}return best}function make_num(num){var str=num.toString(10),a=[str.replace(/^0\./,".").replace("e+","e")],m;if(Math.floor(num)===num){if(num>=0){a.push("0x"+num.toString(16).toLowerCase(),"0"+num.toString(8))}else{a.push("-0x"+(-num).toString(16).toLowerCase(),"-0"+(-num).toString(8))}if(m=/^(.*?)(0+)$/.exec(num)){a.push(m[1]+"e"+m[2].length)}}else if(m=/^0?\.(0+)(.*)$/.exec(num)){a.push(m[2]+"e-"+(m[1].length+m[2].length),str.substr(str.indexOf(".")))}return best_of(a)}function make_block(stmt,output){if(stmt instanceof AST_BlockStatement){stmt.print(output);return}output.with_block(function(){output.indent();stmt.print(output);output.newline()})}function DEFMAP(nodetype,generator){nodetype.DEFMETHOD("add_source_map",function(stream){generator(this,stream)})}DEFMAP(AST_Node,noop);function basic_sourcemap_gen(self,output){output.add_mapping(self.start)}DEFMAP(AST_Directive,basic_sourcemap_gen);DEFMAP(AST_Debugger,basic_sourcemap_gen);DEFMAP(AST_Symbol,basic_sourcemap_gen);DEFMAP(AST_Jump,basic_sourcemap_gen);DEFMAP(AST_StatementWithBody,basic_sourcemap_gen);DEFMAP(AST_LabeledStatement,noop);DEFMAP(AST_Lambda,basic_sourcemap_gen);DEFMAP(AST_Switch,basic_sourcemap_gen);DEFMAP(AST_SwitchBranch,basic_sourcemap_gen);DEFMAP(AST_BlockStatement,basic_sourcemap_gen);DEFMAP(AST_Toplevel,noop);DEFMAP(AST_New,basic_sourcemap_gen);DEFMAP(AST_Try,basic_sourcemap_gen);DEFMAP(AST_Catch,basic_sourcemap_gen);DEFMAP(AST_Finally,basic_sourcemap_gen);DEFMAP(AST_Definitions,basic_sourcemap_gen);DEFMAP(AST_Constant,basic_sourcemap_gen);DEFMAP(AST_ObjectSetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectGetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectProperty,function(self,output){output.add_mapping(self.start,self.key)})})();/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function Compressor(options,false_by_default){if(!(this instanceof Compressor))return new Compressor(options,false_by_default);TreeTransformer.call(this,this.before,this.after);this.options=defaults(options,{sequences:!false_by_default,properties:!false_by_default,dead_code:!false_by_default,drop_debugger:!false_by_default,unsafe:false,unsafe_comps:false,conditionals:!false_by_default,comparisons:!false_by_default,evaluate:!false_by_default,booleans:!false_by_default,loops:!false_by_default,unused:!false_by_default,hoist_funs:!false_by_default,keep_fargs:true,keep_fnames:false,hoist_vars:false,if_return:!false_by_default,join_vars:!false_by_default,collapse_vars:false,reduce_vars:false,cascade:!false_by_default,side_effects:!false_by_default,pure_getters:false,pure_funcs:null,negate_iife:!false_by_default,screw_ie8:true,drop_console:false,angular:false,warnings:true,global_defs:{},passes:1},true);var sequences=this.options["sequences"];this.sequences_limit=sequences==1?200:sequences|0;this.warnings_produced={}}Compressor.prototype=new TreeTransformer;merge(Compressor.prototype,{option:function(key){return this.options[key]},compress:function(node){var passes=+this.options.passes||1;for(var pass=0;pass<passes&&pass<3;++pass){if(pass>0)node.clear_opt_flags();node=node.transform(this)}return node},warn:function(text,props){if(this.options.warnings){var message=string_template(text,props);if(!(message in this.warnings_produced)){this.warnings_produced[message]=true;AST_Node.warn.apply(AST_Node,arguments)}}},clear_warnings:function(){this.warnings_produced={}},before:function(node,descend,in_list){if(node._squeezed)return node;var was_scope=false;if(node instanceof AST_Scope){node=node.hoist_declarations(this);was_scope=true}descend(node,this);node=node.optimize(this);if(was_scope&&node instanceof AST_Scope){node.drop_unused(this);descend(node,this)}node._squeezed=true;return node}});(function(){function OPT(node,optimizer){node.DEFMETHOD("optimize",function(compressor){var self=this;if(self._optimized)return self;if(compressor.has_directive("use asm"))return self;var opt=optimizer(self,compressor);opt._optimized=true;if(opt===self)return opt;return opt.transform(compressor)})}OPT(AST_Node,function(self,compressor){return self});AST_Node.DEFMETHOD("equivalent_to",function(node){return this.print_to_string()==node.print_to_string()});AST_Node.DEFMETHOD("clear_opt_flags",function(){this.walk(new TreeWalker(function(node){if(!(node instanceof AST_Directive||node instanceof AST_Constant)){node._squeezed=false;node._optimized=false}}))});function make_node(ctor,orig,props){if(!props)props={};if(orig){if(!props.start)props.start=orig.start;if(!props.end)props.end=orig.end}return new ctor(props)}function make_node_from_constant(compressor,val,orig){if(val instanceof AST_Node)return val.transform(compressor);switch(typeof val){case"string":return make_node(AST_String,orig,{value:val}).optimize(compressor);case"number":if(isNaN(val)){return make_node(AST_NaN,orig)}if(1/val<0){return make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Number,orig,{value:-val})})}return make_node(AST_Number,orig,{value:val}).optimize(compressor);case"boolean":return make_node(val?AST_True:AST_False,orig).optimize(compressor);case"undefined":return make_node(AST_Undefined,orig).optimize(compressor);default:if(val===null){return make_node(AST_Null,orig,{value:null}).optimize(compressor)}if(val instanceof RegExp){return make_node(AST_RegExp,orig,{value:val}).optimize(compressor)}throw new Error(string_template("Can't handle constant of type: {type}",{type:typeof val}))}}function maintain_this_binding(parent,orig,val){if(parent instanceof AST_Call&&parent.expression===orig){if(val instanceof AST_PropAccess||val instanceof AST_SymbolRef&&val.name==="eval"){return make_node(AST_Seq,orig,{car:make_node(AST_Number,orig,{value:0}),cdr:val})}}return val}function as_statement_array(thing){if(thing===null)return[];if(thing instanceof AST_BlockStatement)return thing.body;if(thing instanceof AST_EmptyStatement)return[];if(thing instanceof AST_Statement)return[thing];throw new Error("Can't convert thing to statement array")}function is_empty(thing){if(thing===null)return true;if(thing instanceof AST_EmptyStatement)return true;if(thing instanceof AST_BlockStatement)return thing.body.length==0;return false}function loop_body(x){if(x instanceof AST_Switch)return x;if(x instanceof AST_For||x instanceof AST_ForIn||x instanceof AST_DWLoop){return x.body instanceof AST_BlockStatement?x.body:x}return x}function tighten_body(statements,compressor){var CHANGED,max_iter=10;do{CHANGED=false;if(compressor.option("angular")){statements=process_for_angular(statements)}statements=eliminate_spurious_blocks(statements);if(compressor.option("dead_code")){statements=eliminate_dead_code(statements,compressor)}if(compressor.option("if_return")){statements=handle_if_return(statements,compressor)}if(compressor.sequences_limit>0){statements=sequencesize(statements,compressor)}if(compressor.option("join_vars")){statements=join_consecutive_vars(statements,compressor)}if(compressor.option("collapse_vars")){statements=collapse_single_use_vars(statements,compressor)}}while(CHANGED&&max_iter-- >0);if(compressor.option("negate_iife")){negate_iifes(statements,compressor)}return statements;function collapse_single_use_vars(statements,compressor){var self=compressor.self();var var_defs_removed=false;for(var stat_index=statements.length;--stat_index>=0;){var stat=statements[stat_index];if(stat instanceof AST_Definitions)continue;[stat,stat.body,stat.alternative,stat.bcatch,stat.bfinally].forEach(function(node){node&&node.body&&collapse_single_use_vars(node.body,compressor)});if(stat_index<=0)break;var prev_stat_index=stat_index-1;var prev_stat=statements[prev_stat_index];if(!(prev_stat instanceof AST_Definitions))continue;var var_defs=prev_stat.definitions;if(var_defs==null)continue;var var_names_seen={};var side_effects_encountered=false;var lvalues_encountered=false;var lvalues={};for(var var_defs_index=var_defs.length;--var_defs_index>=0;){var var_decl=var_defs[var_defs_index];if(var_decl.value==null)break;var var_name=var_decl.name.name;if(!var_name||!var_name.length)break;if(var_name in var_names_seen)break;var_names_seen[var_name]=true;var def=self.find_variable&&self.find_variable(var_name);if(!def||!def.references||def.references.length!==1||var_name=="arguments"){side_effects_encountered=true;continue}var ref=def.references[0];if(ref.scope.uses_eval||ref.scope.uses_with)break;if(!(var_decl.value instanceof AST_RegExp)&&var_decl.value.is_constant(compressor)){var ctt=new TreeTransformer(function(node){if(node===ref)return replace_var(node,ctt.parent(),true)});stat.transform(ctt);continue}if(side_effects_encountered|=lvalues_encountered)continue;if(ref.scope!==self){side_effects_encountered|=var_decl.value.has_side_effects(compressor);continue}var tw=new TreeWalker(function(node){if(node instanceof AST_SymbolRef&&is_lvalue(node,tw.parent())){lvalues[node.name]=lvalues_encountered=true}});var_decl.value.walk(tw);var unwind=false;var tt=new TreeTransformer(function preorder(node){if(unwind)return node;var parent=tt.parent();if(node instanceof AST_Lambda||node instanceof AST_Try||node instanceof AST_With||node instanceof AST_Case||node instanceof AST_IterationStatement||parent instanceof AST_If&&node!==parent.condition||parent instanceof AST_Conditional&&node!==parent.condition||parent instanceof AST_Binary&&(parent.operator=="&&"||parent.operator=="||")&&node===parent.right||parent instanceof AST_Switch&&node!==parent.expression){return side_effects_encountered=unwind=true,node}},function postorder(node){if(unwind)return node;if(node===ref)return unwind=true,replace_var(node,tt.parent(),false);if(side_effects_encountered|=node.has_side_effects(compressor))return unwind=true,node;if(lvalues_encountered&&node instanceof AST_SymbolRef&&node.name in lvalues){side_effects_encountered=true;return unwind=true,node}});stat.transform(tt)}}if(var_defs_removed)for(var i=statements.length;--i>=0;){if(statements.length>1&&statements[i]instanceof AST_EmptyStatement)statements.splice(i,1)}return statements;function is_lvalue(node,parent){return node instanceof AST_SymbolRef&&(parent instanceof AST_Assign&&node===parent.left||parent instanceof AST_Unary&&parent.expression===node&&(parent.operator=="++"||parent.operator=="--"))}function replace_var(node,parent,is_constant){if(is_lvalue(node,parent))return node;var value=maintain_this_binding(parent,node,var_decl.value);var_decl.value=null;var_defs.splice(var_defs_index,1);if(var_defs.length===0){statements[prev_stat_index]=make_node(AST_EmptyStatement,self);var_defs_removed=true}stat.clear_opt_flags();compressor.warn("Replacing "+(is_constant?"constant":"variable")+" "+var_name+" [{file}:{line},{col}]",node.start);CHANGED=true;return value}}function process_for_angular(statements){function has_inject(comment){return/@ngInject/.test(comment.value)}function make_arguments_names_list(func){return func.argnames.map(function(sym){return make_node(AST_String,sym,{value:sym.name})})}function make_array(orig,elements){return make_node(AST_Array,orig,{elements:elements})}function make_injector(func,name){return make_node(AST_SimpleStatement,func,{body:make_node(AST_Assign,func,{operator:"=",left:make_node(AST_Dot,name,{expression:make_node(AST_SymbolRef,name,name),property:"$inject"}),right:make_array(func,make_arguments_names_list(func))})})}function check_expression(body){if(body&&body.args){body.args.forEach(function(argument,index,array){var comments=argument.start.comments_before;if(argument instanceof AST_Lambda&&comments.length&&has_inject(comments[0])){array[index]=make_array(argument,make_arguments_names_list(argument).concat(argument))}});if(body.expression&&body.expression.expression){check_expression(body.expression.expression)}}}return statements.reduce(function(a,stat){a.push(stat);if(stat.body&&stat.body.args){check_expression(stat.body)}else{var token=stat.start;var comments=token.comments_before;if(comments&&comments.length>0){var last=comments.pop();if(has_inject(last)){if(stat instanceof AST_Defun){a.push(make_injector(stat,stat.name))}else if(stat instanceof AST_Definitions){stat.definitions.forEach(function(def){if(def.value&&def.value instanceof AST_Lambda){a.push(make_injector(def.value,def.name))}})}else{compressor.warn("Unknown statement marked with @ngInject [{file}:{line},{col}]",token)}}}}return a},[])}function eliminate_spurious_blocks(statements){var seen_dirs=[];return statements.reduce(function(a,stat){if(stat instanceof AST_BlockStatement){CHANGED=true;a.push.apply(a,eliminate_spurious_blocks(stat.body))}else if(stat instanceof AST_EmptyStatement){CHANGED=true}else if(stat instanceof AST_Directive){if(seen_dirs.indexOf(stat.value)<0){a.push(stat);seen_dirs.push(stat.value)}else{CHANGED=true}}else{a.push(stat)}return a},[])}function handle_if_return(statements,compressor){var self=compressor.self();var multiple_if_returns=has_multiple_if_returns(statements);var in_lambda=self instanceof AST_Lambda;var ret=[];loop:for(var i=statements.length;--i>=0;){var stat=statements[i];switch(true){case in_lambda&&stat instanceof AST_Return&&!stat.value&&ret.length==0:CHANGED=true;continue loop;case stat instanceof AST_If:if(stat.body instanceof AST_Return){if((in_lambda&&ret.length==0||ret[0]instanceof AST_Return&&!ret[0].value)&&!stat.body.value&&!stat.alternative){CHANGED=true;var cond=make_node(AST_SimpleStatement,stat.condition,{body:stat.condition});ret.unshift(cond);continue loop}if(ret[0]instanceof AST_Return&&stat.body.value&&ret[0].value&&!stat.alternative){CHANGED=true;stat=stat.clone();stat.alternative=ret[0];ret[0]=stat.transform(compressor);continue loop}if(multiple_if_returns&&(ret.length==0||ret[0]instanceof AST_Return)&&stat.body.value&&!stat.alternative&&in_lambda){CHANGED=true;stat=stat.clone();stat.alternative=ret[0]||make_node(AST_Return,stat,{value:make_node(AST_Undefined,stat)});ret[0]=stat.transform(compressor);continue loop}if(!stat.body.value&&in_lambda){CHANGED=true;stat=stat.clone();stat.condition=stat.condition.negate(compressor);var body=as_statement_array(stat.alternative).concat(ret);var funs=extract_functions_from_statement_array(body);stat.body=make_node(AST_BlockStatement,stat,{body:body});stat.alternative=null;ret=funs.concat([stat.transform(compressor)]);continue loop}if(compressor.option("sequences")&&ret.length==1&&in_lambda&&ret[0]instanceof AST_SimpleStatement&&(!stat.alternative||stat.alternative instanceof AST_SimpleStatement)){CHANGED=true;ret.push(make_node(AST_Return,ret[0],{value:make_node(AST_Undefined,ret[0])}).transform(compressor));ret=as_statement_array(stat.alternative).concat(ret);ret.unshift(stat);continue loop}}var ab=aborts(stat.body);var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab.label):null;if(ab&&(ab instanceof AST_Return&&!ab.value&&in_lambda||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;var body=as_statement_array(stat.body).slice(0,-1);stat=stat.clone();stat.condition=stat.condition.negate(compressor);stat.body=make_node(AST_BlockStatement,stat,{body:as_statement_array(stat.alternative).concat(ret)});stat.alternative=make_node(AST_BlockStatement,stat,{body:body});ret=[stat.transform(compressor)];continue loop}var ab=aborts(stat.alternative);var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab.label):null;if(ab&&(ab instanceof AST_Return&&!ab.value&&in_lambda||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.body=make_node(AST_BlockStatement,stat.body,{body:as_statement_array(stat.body).concat(ret)});stat.alternative=make_node(AST_BlockStatement,stat.alternative,{body:as_statement_array(stat.alternative).slice(0,-1)});ret=[stat.transform(compressor)];continue loop}ret.unshift(stat);break;default:ret.unshift(stat);break}}return ret;function has_multiple_if_returns(statements){var n=0;for(var i=statements.length;--i>=0;){var stat=statements[i];if(stat instanceof AST_If&&stat.body instanceof AST_Return){if(++n>1)return true}}return false}}function eliminate_dead_code(statements,compressor){var has_quit=false;var orig=statements.length;var self=compressor.self();statements=statements.reduce(function(a,stat){if(has_quit){extract_declarations_from_unreachable_code(compressor,stat,a)}else{if(stat instanceof AST_LoopControl){var lct=compressor.loopcontrol_target(stat.label);if(stat instanceof AST_Break&&lct instanceof AST_BlockStatement&&loop_body(lct)===self||stat instanceof AST_Continue&&loop_body(lct)===self){if(stat.label){remove(stat.label.thedef.references,stat)}}else{a.push(stat)}}else{a.push(stat)}if(aborts(stat))has_quit=true}return a},[]);CHANGED=statements.length!=orig;return statements}function sequencesize(statements,compressor){if(statements.length<2)return statements;var seq=[],ret=[];function push_seq(){seq=AST_Seq.from_array(seq);if(seq)ret.push(make_node(AST_SimpleStatement,seq,{body:seq}));seq=[]}statements.forEach(function(stat){if(stat instanceof AST_SimpleStatement&&seqLength(seq)<compressor.sequences_limit){seq.push(stat.body)}else{push_seq();ret.push(stat)}});push_seq();ret=sequencesize_2(ret,compressor);CHANGED=ret.length!=statements.length;return ret}function seqLength(a){for(var len=0,i=0;i<a.length;++i){var stat=a[i];if(stat instanceof AST_Seq){len+=stat.len()}else{len++}}return len}function sequencesize_2(statements,compressor){function cons_seq(right){ret.pop();var left=prev.body;if(left instanceof AST_Seq){left.add(right)}else{left=AST_Seq.cons(left,right)}return left.transform(compressor)}var ret=[],prev=null;statements.forEach(function(stat){if(prev){if(stat instanceof AST_For){var opera={};try{prev.body.walk(new TreeWalker(function(node){if(node instanceof AST_Binary&&node.operator=="in")throw opera}));if(stat.init&&!(stat.init instanceof AST_Definitions)){stat.init=cons_seq(stat.init)}else if(!stat.init){stat.init=prev.body;ret.pop()}}catch(ex){if(ex!==opera)throw ex}}else if(stat instanceof AST_If){stat.condition=cons_seq(stat.condition)}else if(stat instanceof AST_With){stat.expression=cons_seq(stat.expression)}else if(stat instanceof AST_Exit&&stat.value){stat.value=cons_seq(stat.value)}else if(stat instanceof AST_Exit){stat.value=cons_seq(make_node(AST_Undefined,stat))}else if(stat instanceof AST_Switch){stat.expression=cons_seq(stat.expression)}}ret.push(stat);prev=stat instanceof AST_SimpleStatement?stat:null});return ret}function join_consecutive_vars(statements,compressor){var prev=null;return statements.reduce(function(a,stat){if(stat instanceof AST_Definitions&&prev&&prev.TYPE==stat.TYPE){prev.definitions=prev.definitions.concat(stat.definitions);CHANGED=true}else if(stat instanceof AST_For&&prev instanceof AST_Var&&(!stat.init||stat.init.TYPE==prev.TYPE)){CHANGED=true;a.pop();if(stat.init){stat.init.definitions=prev.definitions.concat(stat.init.definitions)}else{stat.init=prev}a.push(stat);prev=stat}else{prev=stat;a.push(stat)}return a},[])}function negate_iifes(statements,compressor){function is_iife_call(node){if(node instanceof AST_Call){return node.expression instanceof AST_Function||is_iife_call(node.expression)}return false}statements.forEach(function(stat){if(stat instanceof AST_SimpleStatement){stat.body=function transform(thing){return thing.transform(new TreeTransformer(function(node){if(node instanceof AST_New){return node}if(is_iife_call(node)){return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node})}else if(node instanceof AST_Call){node.expression=transform(node.expression)}else if(node instanceof AST_Seq){node.car=transform(node.car)}else if(node instanceof AST_Conditional){var expr=transform(node.condition);if(expr!==node.condition){node.condition=expr;var tmp=node.consequent;node.consequent=node.alternative;node.alternative=tmp}}return node}))}(stat.body)}})}}function extract_functions_from_statement_array(statements){var funs=[];for(var i=statements.length-1;i>=0;--i){var stat=statements[i];if(stat instanceof AST_Defun){statements.splice(i,1);funs.unshift(stat)}}return funs}function extract_declarations_from_unreachable_code(compressor,stat,target){if(!(stat instanceof AST_Defun)){compressor.warn("Dropping unreachable code [{file}:{line},{col}]",stat.start)}stat.walk(new TreeWalker(function(node){if(node instanceof AST_Definitions){compressor.warn("Declarations in unreachable code! [{file}:{line},{col}]",node.start);node.remove_initializers();target.push(node);return true}if(node instanceof AST_Defun){target.push(node);return true}if(node instanceof AST_Scope){return true}}))}(function(def){var unary_bool=["!","delete"];var binary_bool=["in","instanceof","==","!=","===","!==","<","<=",">=",">"];def(AST_Node,return_false);def(AST_UnaryPrefix,function(){return member(this.operator,unary_bool)});def(AST_Binary,function(){return member(this.operator,binary_bool)||(this.operator=="&&"||this.operator=="||")&&this.left.is_boolean()&&this.right.is_boolean()});def(AST_Conditional,function(){return this.consequent.is_boolean()&&this.alternative.is_boolean()});def(AST_Assign,function(){return this.operator=="="&&this.right.is_boolean()});def(AST_Seq,function(){return this.cdr.is_boolean()});def(AST_True,return_true);def(AST_False,return_true)})(function(node,func){node.DEFMETHOD("is_boolean",func)});(function(def){def(AST_Node,return_false);def(AST_String,return_true);def(AST_UnaryPrefix,function(){return this.operator=="typeof"});def(AST_Binary,function(compressor){return this.operator=="+"&&(this.left.is_string(compressor)||this.right.is_string(compressor))});def(AST_Assign,function(compressor){return(this.operator=="="||this.operator=="+=")&&this.right.is_string(compressor)});def(AST_Seq,function(compressor){return this.cdr.is_string(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_string(compressor)&&this.alternative.is_string(compressor)});def(AST_Call,function(compressor){return compressor.option("unsafe")&&this.expression instanceof AST_SymbolRef&&this.expression.name=="String"&&this.expression.undeclared()})})(function(node,func){node.DEFMETHOD("is_string",func)});function best_of(ast1,ast2){return ast1.print_to_string().length>ast2.print_to_string().length?ast2:ast1}(function(def){AST_Node.DEFMETHOD("evaluate",function(compressor){if(!compressor.option("evaluate"))return[this];try{var val=this._eval(compressor);return[best_of(make_node_from_constant(compressor,val,this),this),val]}catch(ex){if(ex!==def)throw ex;return[this]}});AST_Node.DEFMETHOD("is_constant",function(compressor){return this instanceof AST_Constant||this instanceof AST_UnaryPrefix&&this.operator=="!"&&this.expression instanceof AST_Constant||this.evaluate(compressor).length>1});AST_Node.DEFMETHOD("constant_value",function(compressor){if(this instanceof AST_Constant)return this.value;if(this instanceof AST_UnaryPrefix&&this.operator=="!"&&this.expression instanceof AST_Constant){return!this.expression.value}var result=this.evaluate(compressor);if(result.length>1){return result[1]}return undefined});def(AST_Statement,function(){throw new Error(string_template("Cannot evaluate a statement [{file}:{line},{col}]",this.start))});def(AST_Function,function(){throw def});function ev(node,compressor){if(!compressor)throw new Error("Compressor must be passed");return node._eval(compressor)}def(AST_Node,function(){throw def});def(AST_Constant,function(){return this.getValue()});def(AST_UnaryPrefix,function(compressor){var e=this.expression;switch(this.operator){case"!":return!ev(e,compressor);case"typeof":if(e instanceof AST_Function)return typeof function(){};e=ev(e,compressor);if(e instanceof RegExp)throw def;return typeof e;case"void":return void ev(e,compressor);case"~":return~ev(e,compressor);case"-":return-ev(e,compressor);case"+":return+ev(e,compressor)}throw def});def(AST_Binary,function(c){var left=this.left,right=this.right,result;switch(this.operator){case"&&":result=ev(left,c)&&ev(right,c);break;case"||":result=ev(left,c)||ev(right,c);break;case"|":result=ev(left,c)|ev(right,c);break;case"&":result=ev(left,c)&ev(right,c);break;case"^":result=ev(left,c)^ev(right,c);break;case"+":result=ev(left,c)+ev(right,c);break;case"*":result=ev(left,c)*ev(right,c);break;case"/":result=ev(left,c)/ev(right,c);break;case"%":result=ev(left,c)%ev(right,c);break;case"-":result=ev(left,c)-ev(right,c);break;case"<<":result=ev(left,c)<<ev(right,c);break;case">>":result=ev(left,c)>>ev(right,c);break;case">>>":result=ev(left,c)>>>ev(right,c);break;case"==":result=ev(left,c)==ev(right,c);break;case"===":result=ev(left,c)===ev(right,c);break;case"!=":result=ev(left,c)!=ev(right,c);break;case"!==":result=ev(left,c)!==ev(right,c);break;case"<":result=ev(left,c)<ev(right,c);break;case"<=":result=ev(left,c)<=ev(right,c);break;case">":result=ev(left,c)>ev(right,c);break;case">=":result=ev(left,c)>=ev(right,c);break;default:throw def}if(isNaN(result)&&c.find_parent(AST_With)){throw def}return result});def(AST_Conditional,function(compressor){return ev(this.condition,compressor)?ev(this.consequent,compressor):ev(this.alternative,compressor)});def(AST_SymbolRef,function(compressor){if(this._evaluating)throw def;this._evaluating=true;try{var d=this.definition();if(d&&(d.constant||compressor.option("reduce_vars")&&!d.modified)&&d.init){return ev(d.init,compressor)}}finally{this._evaluating=false}throw def});def(AST_Dot,function(compressor){if(compressor.option("unsafe")&&this.property=="length"){var str=ev(this.expression,compressor);if(typeof str=="string")return str.length}throw def})})(function(node,func){node.DEFMETHOD("_eval",func)});(function(def){function basic_negation(exp){return make_node(AST_UnaryPrefix,exp,{operator:"!",expression:exp})}def(AST_Node,function(){return basic_negation(this)});def(AST_Statement,function(){throw new Error("Cannot negate a statement")});def(AST_Function,function(){return basic_negation(this)});def(AST_UnaryPrefix,function(){if(this.operator=="!")return this.expression;return basic_negation(this)});def(AST_Seq,function(compressor){var self=this.clone();self.cdr=self.cdr.negate(compressor);return self});def(AST_Conditional,function(compressor){var self=this.clone();self.consequent=self.consequent.negate(compressor);self.alternative=self.alternative.negate(compressor);return best_of(basic_negation(this),self)});def(AST_Binary,function(compressor){var self=this.clone(),op=this.operator;if(compressor.option("unsafe_comps")){switch(op){case"<=":self.operator=">";return self;case"<":self.operator=">=";return self;case">=":self.operator="<";return self;case">":self.operator="<=";return self}}switch(op){case"==":self.operator="!=";return self;case"!=":self.operator="==";return self;case"===":self.operator="!==";return self;case"!==":self.operator="===";return self;case"&&":self.operator="||";self.left=self.left.negate(compressor);self.right=self.right.negate(compressor);return best_of(basic_negation(this),self);case"||":self.operator="&&";self.left=self.left.negate(compressor);self.right=self.right.negate(compressor);return best_of(basic_negation(this),self)}return basic_negation(this)})})(function(node,func){node.DEFMETHOD("negate",function(compressor){return func.call(this,compressor)})});(function(def){def(AST_Node,return_true);def(AST_EmptyStatement,return_false);def(AST_Constant,return_false);def(AST_This,return_false);def(AST_Call,function(compressor){var pure=compressor.option("pure_funcs");if(!pure)return true;if(typeof pure=="function")return pure(this);return pure.indexOf(this.expression.print_to_string())<0});def(AST_Block,function(compressor){for(var i=this.body.length;--i>=0;){if(this.body[i].has_side_effects(compressor))return true}return false});def(AST_SimpleStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_Defun,return_true);def(AST_Function,return_false);def(AST_Binary,function(compressor){return this.left.has_side_effects(compressor)||this.right.has_side_effects(compressor)});def(AST_Assign,return_true);def(AST_Conditional,function(compressor){return this.condition.has_side_effects(compressor)||this.consequent.has_side_effects(compressor)||this.alternative.has_side_effects(compressor)});def(AST_Unary,function(compressor){return this.operator=="delete"||this.operator=="++"||this.operator=="--"||this.expression.has_side_effects(compressor)});def(AST_SymbolRef,function(compressor){return this.global()&&this.undeclared()});def(AST_Object,function(compressor){for(var i=this.properties.length;--i>=0;)if(this.properties[i].has_side_effects(compressor))return true;return false});def(AST_ObjectProperty,function(compressor){return this.value.has_side_effects(compressor)});def(AST_Array,function(compressor){for(var i=this.elements.length;--i>=0;)if(this.elements[i].has_side_effects(compressor))return true;return false});def(AST_Dot,function(compressor){if(!compressor.option("pure_getters"))return true;return this.expression.has_side_effects(compressor)});def(AST_Sub,function(compressor){if(!compressor.option("pure_getters"))return true;return this.expression.has_side_effects(compressor)||this.property.has_side_effects(compressor)});def(AST_PropAccess,function(compressor){return!compressor.option("pure_getters")});def(AST_Seq,function(compressor){return this.car.has_side_effects(compressor)||this.cdr.has_side_effects(compressor)})})(function(node,func){node.DEFMETHOD("has_side_effects",func)});function aborts(thing){return thing&&thing.aborts()}(function(def){def(AST_Statement,function(){return null});def(AST_Jump,function(){return this});function block_aborts(){var n=this.body.length;return n>0&&aborts(this.body[n-1])}def(AST_BlockStatement,block_aborts);def(AST_SwitchBranch,block_aborts);def(AST_If,function(){return this.alternative&&aborts(this.body)&&aborts(this.alternative)&&this})})(function(node,func){node.DEFMETHOD("aborts",func)});OPT(AST_Directive,function(self,compressor){if(compressor.has_directive(self.value)==="up"){return make_node(AST_EmptyStatement,self)}return self});OPT(AST_Debugger,function(self,compressor){if(compressor.option("drop_debugger"))return make_node(AST_EmptyStatement,self);return self});OPT(AST_LabeledStatement,function(self,compressor){if(self.body instanceof AST_Break&&compressor.loopcontrol_target(self.body.label)===self.body){return make_node(AST_EmptyStatement,self)}return self.label.references.length==0?self.body:self});OPT(AST_Block,function(self,compressor){self.body=tighten_body(self.body,compressor);return self});OPT(AST_BlockStatement,function(self,compressor){self.body=tighten_body(self.body,compressor);switch(self.body.length){case 1:return self.body[0];case 0:return make_node(AST_EmptyStatement,self)}return self});AST_Scope.DEFMETHOD("drop_unused",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;if(compressor.option("unused")&&!(self instanceof AST_Toplevel)&&!self.uses_eval&&!self.uses_with){var in_use=[];var in_use_ids={};var initializations=new Dictionary;var scope=this;var tw=new TreeWalker(function(node,descend){if(node!==self){if(node instanceof AST_Defun){initializations.add(node.name.name,node);return true}if(node instanceof AST_Definitions&&scope===self){node.definitions.forEach(function(def){if(def.value){initializations.add(def.name.name,def.value);if(def.value.has_side_effects(compressor)){def.value.walk(tw)}}});return true}if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}return true}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend();scope=save_scope;return true}}});self.walk(tw);for(var i=0;i<in_use.length;++i){in_use[i].orig.forEach(function(decl){var init=initializations.get(decl.name);if(init)init.forEach(function(init){var tw=new TreeWalker(function(node){if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}});init.walk(tw)})})}var tt=new TreeTransformer(function before(node,descend,in_list){if(node instanceof AST_Lambda&&!(node instanceof AST_Accessor)){if(!compressor.option("keep_fargs")){for(var a=node.argnames,i=a.length;--i>=0;){var sym=a[i];if(sym.unreferenced()){a.pop();compressor.warn("Dropping unused function argument {name} [{file}:{line},{col}]",{name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col})}else break}}}if(node instanceof AST_Defun&&node!==self){if(!(node.name.definition().id in in_use_ids)){compressor.warn("Dropping unused function {name} [{file}:{line},{col}]",{name:node.name.name,file:node.name.start.file,line:node.name.start.line,col:node.name.start.col});return make_node(AST_EmptyStatement,node)}return node}if(node instanceof AST_Definitions&&!(tt.parent()instanceof AST_ForIn)){var def=node.definitions.filter(function(def){if(def.name.definition().id in in_use_ids)return true;var w={name:def.name.name,file:def.name.start.file,line:def.name.start.line,col:def.name.start.col};if(def.value&&def.value.has_side_effects(compressor)){def._unused_side_effects=true;compressor.warn("Side effects in initialization of unused variable {name} [{file}:{line},{col}]",w);return true}compressor.warn("Dropping unused variable {name} [{file}:{line},{col}]",w);return false});def=mergeSort(def,function(a,b){if(!a.value&&b.value)return-1;if(!b.value&&a.value)return 1;return 0});var side_effects=[];for(var i=0;i<def.length;){var x=def[i];if(x._unused_side_effects){side_effects.push(x.value);def.splice(i,1)}else{if(side_effects.length>0){side_effects.push(x.value);x.value=AST_Seq.from_array(side_effects);side_effects=[]}++i}}if(side_effects.length>0){
side_effects=make_node(AST_BlockStatement,node,{body:[make_node(AST_SimpleStatement,node,{body:AST_Seq.from_array(side_effects)})]})}else{side_effects=null}if(def.length==0&&!side_effects){return make_node(AST_EmptyStatement,node)}if(def.length==0){return in_list?MAP.splice(side_effects.body):side_effects}node.definitions=def;if(side_effects){side_effects.body.unshift(node);return in_list?MAP.splice(side_effects.body):side_effects}return node}if(node instanceof AST_For){descend(node,this);if(node.init instanceof AST_BlockStatement){var body=node.init.body.slice(0,-1);node.init=node.init.body.slice(-1)[0].body;body.push(node);return in_list?MAP.splice(body):make_node(AST_BlockStatement,node,{body:body})}}if(node instanceof AST_Scope&&node!==self)return node});self.transform(tt)}});AST_Scope.DEFMETHOD("hoist_declarations",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;var hoist_funs=compressor.option("hoist_funs");var hoist_vars=compressor.option("hoist_vars");if(hoist_funs||hoist_vars){var dirs=[];var hoisted=[];var vars=new Dictionary,vars_found=0,var_decl=0;self.walk(new TreeWalker(function(node){if(node instanceof AST_Scope&&node!==self)return true;if(node instanceof AST_Var){++var_decl;return true}}));hoist_vars=hoist_vars&&var_decl>1;var tt=new TreeTransformer(function before(node){if(node!==self){if(node instanceof AST_Directive){dirs.push(node);return make_node(AST_EmptyStatement,node)}if(node instanceof AST_Defun&&hoist_funs){hoisted.push(node);return make_node(AST_EmptyStatement,node)}if(node instanceof AST_Var&&hoist_vars){node.definitions.forEach(function(def){vars.set(def.name.name,def);++vars_found});var seq=node.to_assignments();var p=tt.parent();if(p instanceof AST_ForIn&&p.init===node){if(seq==null){var def=node.definitions[0].name;return make_node(AST_SymbolRef,def,def)}return seq}if(p instanceof AST_For&&p.init===node){return seq}if(!seq)return make_node(AST_EmptyStatement,node);return make_node(AST_SimpleStatement,node,{body:seq})}if(node instanceof AST_Scope)return node}});self=self.transform(tt);if(vars_found>0){var defs=[];vars.each(function(def,name){if(self instanceof AST_Lambda&&find_if(function(x){return x.name==def.name.name},self.argnames)){vars.del(name)}else{def=def.clone();def.value=null;defs.push(def);vars.set(name,def)}});if(defs.length>0){for(var i=0;i<self.body.length;){if(self.body[i]instanceof AST_SimpleStatement){var expr=self.body[i].body,sym,assign;if(expr instanceof AST_Assign&&expr.operator=="="&&(sym=expr.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=expr.right;remove(defs,def);defs.push(def);self.body.splice(i,1);continue}if(expr instanceof AST_Seq&&(assign=expr.car)instanceof AST_Assign&&assign.operator=="="&&(sym=assign.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=assign.right;remove(defs,def);defs.push(def);self.body[i].body=expr.cdr;continue}}if(self.body[i]instanceof AST_EmptyStatement){self.body.splice(i,1);continue}if(self.body[i]instanceof AST_BlockStatement){var tmp=[i,1].concat(self.body[i].body);self.body.splice.apply(self.body,tmp);continue}break}defs=make_node(AST_Var,self,{definitions:defs});hoisted.push(defs)}}self.body=dirs.concat(hoisted,self.body)}return self});OPT(AST_SimpleStatement,function(self,compressor){if(compressor.option("side_effects")){if(!self.body.has_side_effects(compressor)){compressor.warn("Dropping side-effect-free statement [{file}:{line},{col}]",self.start);return make_node(AST_EmptyStatement,self)}}return self});OPT(AST_DWLoop,function(self,compressor){var cond=self.condition.evaluate(compressor);self.condition=cond[0];if(!compressor.option("loops"))return self;if(cond.length>1){if(cond[1]){return make_node(AST_For,self,{body:self.body})}else if(self instanceof AST_While){if(compressor.option("dead_code")){var a=[];extract_declarations_from_unreachable_code(compressor,self.body,a);return make_node(AST_BlockStatement,self,{body:a})}}}return self});function if_break_in_loop(self,compressor){function drop_it(rest){rest=as_statement_array(rest);if(self.body instanceof AST_BlockStatement){self.body=self.body.clone();self.body.body=rest.concat(self.body.body.slice(1));self.body=self.body.transform(compressor)}else{self.body=make_node(AST_BlockStatement,self.body,{body:rest}).transform(compressor)}if_break_in_loop(self,compressor)}var first=self.body instanceof AST_BlockStatement?self.body.body[0]:self.body;if(first instanceof AST_If){if(first.body instanceof AST_Break&&compressor.loopcontrol_target(first.body.label)===self){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition.negate(compressor)})}else{self.condition=first.condition.negate(compressor)}drop_it(first.alternative)}else if(first.alternative instanceof AST_Break&&compressor.loopcontrol_target(first.alternative.label)===self){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition})}else{self.condition=first.condition}drop_it(first.body)}}}OPT(AST_While,function(self,compressor){if(!compressor.option("loops"))return self;self=AST_DWLoop.prototype.optimize.call(self,compressor);if(self instanceof AST_While){if_break_in_loop(self,compressor);self=make_node(AST_For,self,self).transform(compressor)}return self});OPT(AST_For,function(self,compressor){var cond=self.condition;if(cond){cond=cond.evaluate(compressor);self.condition=cond[0]}if(!compressor.option("loops"))return self;if(cond){if(cond.length>1&&!cond[1]){if(compressor.option("dead_code")){var a=[];if(self.init instanceof AST_Statement){a.push(self.init)}else if(self.init){a.push(make_node(AST_SimpleStatement,self.init,{body:self.init}))}extract_declarations_from_unreachable_code(compressor,self.body,a);return make_node(AST_BlockStatement,self,{body:a})}}}if_break_in_loop(self,compressor);return self});OPT(AST_If,function(self,compressor){if(!compressor.option("conditionals"))return self;var cond=self.condition.evaluate(compressor);self.condition=cond[0];if(cond.length>1){if(cond[1]){compressor.warn("Condition always true [{file}:{line},{col}]",self.condition.start);if(compressor.option("dead_code")){var a=[];if(self.alternative){extract_declarations_from_unreachable_code(compressor,self.alternative,a)}a.push(self.body);return make_node(AST_BlockStatement,self,{body:a}).transform(compressor)}}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.condition.start);if(compressor.option("dead_code")){var a=[];extract_declarations_from_unreachable_code(compressor,self.body,a);if(self.alternative)a.push(self.alternative);return make_node(AST_BlockStatement,self,{body:a}).transform(compressor)}}}if(is_empty(self.alternative))self.alternative=null;var negated=self.condition.negate(compressor);var self_condition_length=self.condition.print_to_string().length;var negated_length=negated.print_to_string().length;var negated_is_best=negated_length<self_condition_length;if(self.alternative&&negated_is_best){negated_is_best=false;self.condition=negated;var tmp=self.body;self.body=self.alternative||make_node(AST_EmptyStatement);self.alternative=tmp}if(is_empty(self.body)&&is_empty(self.alternative)){return make_node(AST_SimpleStatement,self.condition,{body:self.condition}).transform(compressor)}if(self.body instanceof AST_SimpleStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.body,alternative:self.alternative.body})}).transform(compressor)}if(is_empty(self.alternative)&&self.body instanceof AST_SimpleStatement){if(self_condition_length===negated_length&&!negated_is_best&&self.condition instanceof AST_Binary&&self.condition.operator=="||"){negated_is_best=true}if(negated_is_best)return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:negated,right:self.body.body})}).transform(compressor);return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"&&",left:self.condition,right:self.body.body})}).transform(compressor)}if(self.body instanceof AST_EmptyStatement&&self.alternative&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:self.condition,right:self.alternative.body})}).transform(compressor)}if(self.body instanceof AST_Exit&&self.alternative instanceof AST_Exit&&self.body.TYPE==self.alternative.TYPE){return make_node(self.body.CTOR,self,{value:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.value||make_node(AST_Undefined,self.body).optimize(compressor),alternative:self.alternative.value||make_node(AST_Undefined,self.alternative).optimize(compressor)})}).transform(compressor)}if(self.body instanceof AST_If&&!self.body.alternative&&!self.alternative){self.condition=make_node(AST_Binary,self.condition,{operator:"&&",left:self.condition,right:self.body.condition}).transform(compressor);self.body=self.body.body}if(aborts(self.body)){if(self.alternative){var alt=self.alternative;self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,alt]}).transform(compressor)}}if(aborts(self.alternative)){var body=self.body;self.body=self.alternative;self.condition=negated_is_best?negated:self.condition.negate(compressor);self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,body]}).transform(compressor)}return self});OPT(AST_Switch,function(self,compressor){if(self.body.length==0&&compressor.option("conditionals")){return make_node(AST_SimpleStatement,self,{body:self.expression}).transform(compressor)}for(;;){var last_branch=self.body[self.body.length-1];if(last_branch){var stat=last_branch.body[last_branch.body.length-1];if(stat instanceof AST_Break&&loop_body(compressor.loopcontrol_target(stat.label))===self)last_branch.body.pop();if(last_branch instanceof AST_Default&&last_branch.body.length==0){self.body.pop();continue}}break}var exp=self.expression.evaluate(compressor);out:if(exp.length==2)try{self.expression=exp[0];if(!compressor.option("dead_code"))break out;var value=exp[1];var in_if=false;var in_block=false;var started=false;var stopped=false;var ruined=false;var tt=new TreeTransformer(function(node,descend,in_list){if(node instanceof AST_Lambda||node instanceof AST_SimpleStatement){return node}else if(node instanceof AST_Switch&&node===self){node=node.clone();descend(node,this);return ruined?node:make_node(AST_BlockStatement,node,{body:node.body.reduce(function(a,branch){return a.concat(branch.body)},[])}).transform(compressor)}else if(node instanceof AST_If||node instanceof AST_Try){var save=in_if;in_if=!in_block;descend(node,this);in_if=save;return node}else if(node instanceof AST_StatementWithBody||node instanceof AST_Switch){var save=in_block;in_block=true;descend(node,this);in_block=save;return node}else if(node instanceof AST_Break&&this.loopcontrol_target(node.label)===self){if(in_if){ruined=true;return node}if(in_block)return node;stopped=true;return in_list?MAP.skip:make_node(AST_EmptyStatement,node)}else if(node instanceof AST_SwitchBranch&&this.parent()===self){if(stopped)return MAP.skip;if(node instanceof AST_Case){var exp=node.expression.evaluate(compressor);if(exp.length<2){throw self}if(exp[1]===value||started){started=true;if(aborts(node))stopped=true;descend(node,this);return node}return MAP.skip}descend(node,this);return node}});tt.stack=compressor.stack.slice();self=self.transform(tt)}catch(ex){if(ex!==self)throw ex}return self});OPT(AST_Case,function(self,compressor){self.body=tighten_body(self.body,compressor);return self});OPT(AST_Try,function(self,compressor){self.body=tighten_body(self.body,compressor);return self});AST_Definitions.DEFMETHOD("remove_initializers",function(){this.definitions.forEach(function(def){def.value=null})});AST_Definitions.DEFMETHOD("to_assignments",function(){var assignments=this.definitions.reduce(function(a,def){if(def.value){var name=make_node(AST_SymbolRef,def.name,def.name);a.push(make_node(AST_Assign,def,{operator:"=",left:name,right:def.value}))}return a},[]);if(assignments.length==0)return null;return AST_Seq.from_array(assignments)});OPT(AST_Definitions,function(self,compressor){if(self.definitions.length==0)return make_node(AST_EmptyStatement,self);return self});OPT(AST_Function,function(self,compressor){self=AST_Lambda.prototype.optimize.call(self,compressor);if(compressor.option("unused")&&!compressor.option("keep_fnames")){if(self.name&&self.name.unreferenced()){self.name=null}}return self});OPT(AST_Call,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(exp instanceof AST_SymbolRef&&exp.undeclared()){switch(exp.name){case"Array":if(self.args.length!=1){return make_node(AST_Array,self,{elements:self.args}).transform(compressor)}break;case"Object":if(self.args.length==0){return make_node(AST_Object,self,{properties:[]})}break;case"String":if(self.args.length==0)return make_node(AST_String,self,{value:""});if(self.args.length<=1)return make_node(AST_Binary,self,{left:self.args[0],operator:"+",right:make_node(AST_String,self,{value:""})}).transform(compressor);break;case"Number":if(self.args.length==0)return make_node(AST_Number,self,{value:0});if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"+"}).transform(compressor);case"Boolean":if(self.args.length==0)return make_node(AST_False,self);if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:make_node(AST_UnaryPrefix,null,{expression:self.args[0],operator:"!"}),operator:"!"}).transform(compressor);break;case"Function":if(self.args.length==0)return make_node(AST_Function,self,{argnames:[],body:[]});if(all(self.args,function(x){return x instanceof AST_String})){try{var code="(function("+self.args.slice(0,-1).map(function(arg){return arg.value}).join(",")+"){"+self.args[self.args.length-1].value+"})()";var ast=parse(code);ast.figure_out_scope({screw_ie8:compressor.option("screw_ie8")});var comp=new Compressor(compressor.options);ast=ast.transform(comp);ast.figure_out_scope({screw_ie8:compressor.option("screw_ie8")});ast.mangle_names();var fun;try{ast.walk(new TreeWalker(function(node){if(node instanceof AST_Lambda){fun=node;throw ast}}))}catch(ex){if(ex!==ast)throw ex}if(!fun)return self;var args=fun.argnames.map(function(arg,i){return make_node(AST_String,self.args[i],{value:arg.print_to_string()})});var code=OutputStream();AST_BlockStatement.prototype._codegen.call(fun,fun,code);code=code.toString().replace(/^\{|\}$/g,"");args.push(make_node(AST_String,self.args[self.args.length-1],{value:code}));self.args=args;return self}catch(ex){if(ex instanceof JS_Parse_Error){compressor.warn("Error parsing code passed to new Function [{file}:{line},{col}]",self.args[self.args.length-1].start);compressor.warn(ex.toString())}else{console.log(ex);throw ex}}}break}}else if(exp instanceof AST_Dot&&exp.property=="toString"&&self.args.length==0){return make_node(AST_Binary,self,{left:make_node(AST_String,self,{value:""}),operator:"+",right:exp.expression}).transform(compressor)}else if(exp instanceof AST_Dot&&exp.expression instanceof AST_Array&&exp.property=="join")EXIT:{var separator=self.args.length==0?",":self.args[0].evaluate(compressor)[1];if(separator==null)break EXIT;var elements=exp.expression.elements.reduce(function(a,el){el=el.evaluate(compressor);if(a.length==0||el.length==1){a.push(el)}else{var last=a[a.length-1];if(last.length==2){var val=""+last[1]+separator+el[1];a[a.length-1]=[make_node_from_constant(compressor,val,last[0]),val]}else{a.push(el)}}return a},[]);if(elements.length==0)return make_node(AST_String,self,{value:""});if(elements.length==1)return elements[0][0];if(separator==""){var first;if(elements[0][0]instanceof AST_String||elements[1][0]instanceof AST_String){first=elements.shift()[0]}else{first=make_node(AST_String,self,{value:""})}return elements.reduce(function(prev,el){return make_node(AST_Binary,el[0],{operator:"+",left:prev,right:el[0]})},first).transform(compressor)}var node=self.clone();node.expression=node.expression.clone();node.expression.expression=node.expression.expression.clone();node.expression.expression.elements=elements.map(function(el){return el[0]});return best_of(self,node)}}if(compressor.option("side_effects")){if(self.expression instanceof AST_Function&&self.args.length==0&&!AST_Block.prototype.has_side_effects.call(self.expression,compressor)){return make_node(AST_Undefined,self).transform(compressor)}}if(compressor.option("drop_console")){if(self.expression instanceof AST_PropAccess){var name=self.expression.expression;while(name.expression){name=name.expression}if(name instanceof AST_SymbolRef&&name.name=="console"&&name.undeclared()){return make_node(AST_Undefined,self).transform(compressor)}}}return self.evaluate(compressor)[0]});OPT(AST_New,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(exp instanceof AST_SymbolRef&&exp.undeclared()){switch(exp.name){case"Object":case"RegExp":case"Function":case"Error":case"Array":return make_node(AST_Call,self,self).transform(compressor)}}}return self});OPT(AST_Seq,function(self,compressor){if(!compressor.option("side_effects"))return self;if(!self.car.has_side_effects(compressor)){return maintain_this_binding(compressor.parent(),self,self.cdr)}if(compressor.option("cascade")){if(self.car instanceof AST_Assign&&!self.car.left.has_side_effects(compressor)){if(self.car.left.equivalent_to(self.cdr)){return self.car}if(self.cdr instanceof AST_Call&&self.cdr.expression.equivalent_to(self.car.left)){self.cdr.expression=self.car;return self.cdr}}if(!self.car.has_side_effects(compressor)&&!self.cdr.has_side_effects(compressor)&&self.car.equivalent_to(self.cdr)){return self.car}}if(self.cdr instanceof AST_UnaryPrefix&&self.cdr.operator=="void"&&!self.cdr.expression.has_side_effects(compressor)){self.cdr.expression=self.car;return self.cdr}if(self.cdr instanceof AST_Undefined){return make_node(AST_UnaryPrefix,self,{operator:"void",expression:self.car})}return self});AST_Unary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.expression instanceof AST_Seq){var seq=this.expression;var x=seq.to_array();this.expression=x.pop();x.push(this);seq=AST_Seq.from_array(x).transform(compressor);return seq}}return this});OPT(AST_UnaryPostfix,function(self,compressor){return self.lift_sequences(compressor)});OPT(AST_UnaryPrefix,function(self,compressor){self=self.lift_sequences(compressor);var e=self.expression;if(compressor.option("booleans")&&compressor.in_boolean_context()){switch(self.operator){case"!":if(e instanceof AST_UnaryPrefix&&e.operator=="!"){return e.expression}break;case"typeof":compressor.warn("Boolean expression always true [{file}:{line},{col}]",self.start);if(self.expression.has_side_effects(compressor)){return make_node(AST_Seq,self,{car:self.expression,cdr:make_node(AST_True,self)})}return make_node(AST_True,self)}if(e instanceof AST_Binary&&self.operator=="!"){self=best_of(self,e.negate(compressor))}}return self.evaluate(compressor)[0]});function has_side_effects_or_prop_access(node,compressor){var save_pure_getters=compressor.option("pure_getters");compressor.options.pure_getters=false;var ret=node.has_side_effects(compressor);compressor.options.pure_getters=save_pure_getters;return ret}AST_Binary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.left instanceof AST_Seq){var seq=this.left;var x=seq.to_array();this.left=x.pop();x.push(this);seq=AST_Seq.from_array(x).transform(compressor);return seq}if(this.right instanceof AST_Seq&&this instanceof AST_Assign&&!has_side_effects_or_prop_access(this.left,compressor)){var seq=this.right;var x=seq.to_array();this.right=x.pop();x.push(this);seq=AST_Seq.from_array(x).transform(compressor);return seq}}return this});var commutativeOperators=makePredicate("== === != !== * & | ^");OPT(AST_Binary,function(self,compressor){function reverse(op,force){if(force||!(self.left.has_side_effects(compressor)||self.right.has_side_effects(compressor))){if(op)self.operator=op;var tmp=self.left;self.left=self.right;self.right=tmp}}if(commutativeOperators(self.operator)){if(self.right instanceof AST_Constant&&!(self.left instanceof AST_Constant)){if(!(self.left instanceof AST_Binary&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){reverse(null,true)}}if(/^[!=]==?$/.test(self.operator)){if(self.left instanceof AST_SymbolRef&&self.right instanceof AST_Conditional){if(self.right.consequent instanceof AST_SymbolRef&&self.right.consequent.definition()===self.left.definition()){if(/^==/.test(self.operator))return self.right.condition;if(/^!=/.test(self.operator))return self.right.condition.negate(compressor)}if(self.right.alternative instanceof AST_SymbolRef&&self.right.alternative.definition()===self.left.definition()){if(/^==/.test(self.operator))return self.right.condition.negate(compressor);if(/^!=/.test(self.operator))return self.right.condition}}if(self.right instanceof AST_SymbolRef&&self.left instanceof AST_Conditional){if(self.left.consequent instanceof AST_SymbolRef&&self.left.consequent.definition()===self.right.definition()){if(/^==/.test(self.operator))return self.left.condition;if(/^!=/.test(self.operator))return self.left.condition.negate(compressor)}if(self.left.alternative instanceof AST_SymbolRef&&self.left.alternative.definition()===self.right.definition()){if(/^==/.test(self.operator))return self.left.condition.negate(compressor);if(/^!=/.test(self.operator))return self.left.condition}}}}self=self.lift_sequences(compressor);if(compressor.option("comparisons"))switch(self.operator){case"===":case"!==":if(self.left.is_string(compressor)&&self.right.is_string(compressor)||self.left.is_boolean()&&self.right.is_boolean()){self.operator=self.operator.substr(0,2)}case"==":case"!=":if(self.left instanceof AST_String&&self.left.value=="undefined"&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="typeof"&&compressor.option("unsafe")){if(!(self.right.expression instanceof AST_SymbolRef)||!self.right.expression.undeclared()){self.right=self.right.expression;self.left=make_node(AST_Undefined,self.left).optimize(compressor);if(self.operator.length==2)self.operator+="="}}break}if(compressor.option("conditionals")){if(self.operator=="&&"){var ll=self.left.evaluate(compressor);if(ll.length>1){if(ll[1]){compressor.warn("Condition left of && always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,self.right.evaluate(compressor)[0])}else{compressor.warn("Condition left of && always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,ll[0])}}}else if(self.operator=="||"){var ll=self.left.evaluate(compressor);if(ll.length>1){if(ll[1]){compressor.warn("Condition left of || always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,ll[0])}else{compressor.warn("Condition left of || always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,self.right.evaluate(compressor)[0])}}}}if(compressor.option("booleans")&&compressor.in_boolean_context())switch(self.operator){case"&&":var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll.length>1&&!ll[1]||rr.length>1&&!rr[1]){compressor.warn("Boolean && always false [{file}:{line},{col}]",self.start);if(self.left.has_side_effects(compressor)){return make_node(AST_Seq,self,{car:self.left,cdr:make_node(AST_False)}).optimize(compressor)}return make_node(AST_False,self)}if(ll.length>1&&ll[1]){return rr[0]}if(rr.length>1&&rr[1]){return ll[0]}break;case"||":var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll.length>1&&ll[1]||rr.length>1&&rr[1]){compressor.warn("Boolean || always true [{file}:{line},{col}]",self.start);if(self.left.has_side_effects(compressor)){return make_node(AST_Seq,self,{car:self.left,cdr:make_node(AST_True)}).optimize(compressor)}return make_node(AST_True,self)}if(ll.length>1&&!ll[1]){return rr[0]}if(rr.length>1&&!rr[1]){return ll[0]}break;case"+":var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll.length>1&&ll[0]instanceof AST_String&&ll[1]&&!self.right.has_side_effects(compressor)||rr.length>1&&rr[0]instanceof AST_String&&rr[1]&&!self.left.has_side_effects(compressor)){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_node(AST_True,self)}break}if(compressor.option("comparisons")&&self.is_boolean()){if(!(compressor.parent()instanceof AST_Binary)||compressor.parent()instanceof AST_Assign){var negated=make_node(AST_UnaryPrefix,self,{operator:"!",expression:self.negate(compressor)});self=best_of(self,negated)}if(compressor.option("unsafe_comps")){switch(self.operator){case"<":reverse(">");break;case"<=":reverse(">=");break}}}if(self.operator=="+"&&self.right instanceof AST_String&&self.right.getValue()===""&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)){return self.left}if(compressor.option("evaluate")){if(self.operator=="+"){if(self.left instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_String,null,{value:""+self.left.getValue()+self.right.left.getValue(),start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.right instanceof AST_Constant&&self.left.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:self.left.left,right:make_node(AST_String,null,{value:""+self.left.right.getValue()+self.right.getValue(),start:self.left.right.start,end:self.right.end})})}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_Binary,self.left,{operator:"+",left:self.left.left,right:make_node(AST_String,null,{value:""+self.left.right.getValue()+self.right.left.getValue(),start:self.left.right.start,end:self.right.left.end})}),right:self.right.right})}}}if(self.right instanceof AST_Binary&&self.right.operator==self.operator&&(self.operator=="&&"||self.operator=="||")){self.left=make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left});self.right=self.right.right;return self.transform(compressor)}return self.evaluate(compressor)[0]});OPT(AST_SymbolRef,function(self,compressor){function isLHS(symbol,parent){return parent instanceof AST_Binary&&parent.operator==="="&&parent.left===symbol}if(self.undeclared()&&!isLHS(self,compressor.parent())){var defines=compressor.option("global_defs");if(defines&&HOP(defines,self.name)){return make_node_from_constant(compressor,defines[self.name],self)}if(!self.scope.uses_with||!compressor.find_parent(AST_With)){switch(self.name){case"undefined":return make_node(AST_Undefined,self);case"NaN":return make_node(AST_NaN,self).transform(compressor);case"Infinity":return make_node(AST_Infinity,self).transform(compressor)}}}return self});OPT(AST_Infinity,function(self,compressor){return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:1}),right:make_node(AST_Number,self,{value:0})})});OPT(AST_Undefined,function(self,compressor){if(compressor.option("unsafe")){var scope=compressor.find_parent(AST_Scope);var undef=scope.find_variable("undefined");if(undef){var ref=make_node(AST_SymbolRef,self,{name:"undefined",scope:scope,thedef:undef});ref.reference();return ref}}return self});var ASSIGN_OPS=["+","-","/","*","%",">>","<<",">>>","|","^","&"];var ASSIGN_OPS_COMMUTATIVE=["*","|","^","&"];OPT(AST_Assign,function(self,compressor){self=self.lift_sequences(compressor);if(self.operator=="="&&self.left instanceof AST_SymbolRef&&self.right instanceof AST_Binary){if(self.right.left instanceof AST_SymbolRef&&self.right.left.name==self.left.name&&member(self.right.operator,ASSIGN_OPS)){self.operator=self.right.operator+"=";self.right=self.right.right}else if(self.right.right instanceof AST_SymbolRef&&self.right.right.name==self.left.name&&member(self.right.operator,ASSIGN_OPS_COMMUTATIVE)&&!self.right.left.has_side_effects(compressor)){self.operator=self.right.operator+"=";self.right=self.right.left}}return self});OPT(AST_Conditional,function(self,compressor){if(!compressor.option("conditionals"))return self;if(self.condition instanceof AST_Seq){var car=self.condition.car;self.condition=self.condition.cdr;return AST_Seq.cons(car,self)}var cond=self.condition.evaluate(compressor);if(cond.length>1){if(cond[1]){compressor.warn("Condition always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,self.consequent)}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),self,self.alternative)}}var negated=cond[0].negate(compressor);if(best_of(cond[0],negated)===negated){self=make_node(AST_Conditional,self,{condition:negated,consequent:self.alternative,alternative:self.consequent})}var consequent=self.consequent;var alternative=self.alternative;if(consequent instanceof AST_Assign&&alternative instanceof AST_Assign&&consequent.operator==alternative.operator&&consequent.left.equivalent_to(alternative.left)&&!consequent.left.has_side_effects(compressor)){return make_node(AST_Assign,self,{operator:consequent.operator,left:consequent.left,right:make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.right,alternative:alternative.right})})}if(consequent instanceof AST_Call&&alternative.TYPE===consequent.TYPE&&consequent.args.length==alternative.args.length&&!consequent.expression.has_side_effects(compressor)&&consequent.expression.equivalent_to(alternative.expression)){if(consequent.args.length==0){return make_node(AST_Seq,self,{car:self.condition,cdr:consequent})}if(consequent.args.length==1){consequent.args[0]=make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.args[0],alternative:alternative.args[0]});return consequent}}if(consequent instanceof AST_Conditional&&consequent.alternative.equivalent_to(alternative)){return make_node(AST_Conditional,self,{condition:make_node(AST_Binary,self,{left:self.condition,operator:"&&",right:consequent.condition}),consequent:consequent.consequent,alternative:alternative})}if(consequent.is_constant(compressor)&&alternative.is_constant(compressor)&&consequent.equivalent_to(alternative)){var consequent_value=consequent.constant_value(compressor);if(self.condition.has_side_effects(compressor)){return AST_Seq.from_array([self.condition,make_node_from_constant(compressor,consequent_value,self)])}else{return make_node_from_constant(compressor,consequent_value,self)}}if(is_true(self.consequent)){if(is_false(self.alternative)){return booleanize(self.condition)}return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition),right:self.alternative})}if(is_false(self.consequent)){if(is_true(self.alternative)){return booleanize(self.condition.negate(compressor))}return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition.negate(compressor)),right:self.alternative})}if(is_true(self.alternative)){return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition.negate(compressor)),right:self.consequent})}if(is_false(self.alternative)){return make_node(AST_Binary,self,{
operator:"&&",left:booleanize(self.condition),right:self.consequent})}return self;function booleanize(node){if(node.is_boolean())return node;return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node.negate(compressor)})}function is_true(node){return node instanceof AST_True||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!node.expression.value}function is_false(node){return node instanceof AST_False||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!!node.expression.value}});OPT(AST_Boolean,function(self,compressor){if(compressor.option("booleans")){var p=compressor.parent();if(p instanceof AST_Binary&&(p.operator=="=="||p.operator=="!=")){compressor.warn("Non-strict equality against boolean: {operator} {value} [{file}:{line},{col}]",{operator:p.operator,value:self.value,file:p.start.file,line:p.start.line,col:p.start.col});return make_node(AST_Number,self,{value:+self.value})}return make_node(AST_UnaryPrefix,self,{operator:"!",expression:make_node(AST_Number,self,{value:1-self.value})})}return self});OPT(AST_Sub,function(self,compressor){var prop=self.property;if(prop instanceof AST_String&&compressor.option("properties")){prop=prop.getValue();if(RESERVED_WORDS(prop)?compressor.option("screw_ie8"):is_identifier_string(prop)){return make_node(AST_Dot,self,{expression:self.expression,property:prop}).optimize(compressor)}var v=parseFloat(prop);if(!isNaN(v)&&v.toString()==prop){self.property=make_node(AST_Number,self.property,{value:v})}}return self});OPT(AST_Dot,function(self,compressor){var prop=self.property;if(RESERVED_WORDS(prop)&&!compressor.option("screw_ie8")){return make_node(AST_Sub,self,{expression:self.expression,property:make_node(AST_String,self,{value:prop})}).optimize(compressor)}return self.evaluate(compressor)[0]});function literals_in_boolean_context(self,compressor){if(compressor.option("booleans")&&compressor.in_boolean_context()&&!self.has_side_effects(compressor)){return make_node(AST_True,self)}return self}OPT(AST_Array,literals_in_boolean_context);OPT(AST_Object,literals_in_boolean_context);OPT(AST_RegExp,literals_in_boolean_context);OPT(AST_Return,function(self,compressor){if(self.value instanceof AST_Undefined){self.value=null}return self})})();/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function SourceMap(options){options=defaults(options,{file:null,root:null,orig:null,orig_line_diff:0,dest_line_diff:0});var generator=new MOZ_SourceMap.SourceMapGenerator({file:options.file,sourceRoot:options.root});var orig_map=options.orig&&new MOZ_SourceMap.SourceMapConsumer(options.orig);if(orig_map&&Array.isArray(options.orig.sources)){orig_map._sources.toArray().forEach(function(source){var sourceContent=orig_map.sourceContentFor(source,true);if(sourceContent){generator.setSourceContent(source,sourceContent)}})}function add(source,gen_line,gen_col,orig_line,orig_col,name){if(orig_map){var info=orig_map.originalPositionFor({line:orig_line,column:orig_col});if(info.source===null){return}source=info.source;orig_line=info.line;orig_col=info.column;name=info.name||name}generator.addMapping({generated:{line:gen_line+options.dest_line_diff,column:gen_col},original:{line:orig_line+options.orig_line_diff,column:orig_col},source:source,name:name})}return{add:add,get:function(){return generator},toString:function(){return JSON.stringify(generator.toJSON())}}}/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";(function(){var normalize_directives=function(body){var in_directive=true;for(var i=0;i<body.length;i++){if(in_directive&&body[i]instanceof AST_Statement&&body[i].body instanceof AST_String){body[i]=new AST_Directive({start:body[i].start,end:body[i].end,value:body[i].body.value})}else if(in_directive&&!(body[i]instanceof AST_Statement&&body[i].body instanceof AST_String)){in_directive=false}}return body};var MOZ_TO_ME={Program:function(M){return new AST_Toplevel({start:my_start_token(M),end:my_end_token(M),body:normalize_directives(M.body.map(from_moz))})},FunctionDeclaration:function(M){return new AST_Defun({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},FunctionExpression:function(M){return new AST_Function({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},ExpressionStatement:function(M){return new AST_SimpleStatement({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.expression)})},TryStatement:function(M){var handlers=M.handlers||[M.handler];if(handlers.length>1||M.guardedHandlers&&M.guardedHandlers.length){throw new Error("Multiple catch clauses are not supported.")}return new AST_Try({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.block).body,bcatch:from_moz(handlers[0]),bfinally:M.finalizer?new AST_Finally(from_moz(M.finalizer)):null})},Property:function(M){var key=M.key;var name=key.type=="Identifier"?key.name:key.value;var args={start:my_start_token(key),end:my_end_token(M.value),key:name,value:from_moz(M.value)};switch(M.kind){case"init":return new AST_ObjectKeyVal(args);case"set":args.value.name=from_moz(key);return new AST_ObjectSetter(args);case"get":args.value.name=from_moz(key);return new AST_ObjectGetter(args)}},ArrayExpression:function(M){return new AST_Array({start:my_start_token(M),end:my_end_token(M),elements:M.elements.map(function(elem){return elem===null?new AST_Hole:from_moz(elem)})})},ObjectExpression:function(M){return new AST_Object({start:my_start_token(M),end:my_end_token(M),properties:M.properties.map(function(prop){prop.type="Property";return from_moz(prop)})})},SequenceExpression:function(M){return AST_Seq.from_array(M.expressions.map(from_moz))},MemberExpression:function(M){return new(M.computed?AST_Sub:AST_Dot)({start:my_start_token(M),end:my_end_token(M),property:M.computed?from_moz(M.property):M.property.name,expression:from_moz(M.object)})},SwitchCase:function(M){return new(M.test?AST_Case:AST_Default)({start:my_start_token(M),end:my_end_token(M),expression:from_moz(M.test),body:M.consequent.map(from_moz)})},VariableDeclaration:function(M){return new(M.kind==="const"?AST_Const:AST_Var)({start:my_start_token(M),end:my_end_token(M),definitions:M.declarations.map(from_moz)})},Literal:function(M){var val=M.value,args={start:my_start_token(M),end:my_end_token(M)};if(val===null)return new AST_Null(args);switch(typeof val){case"string":args.value=val;return new AST_String(args);case"number":args.value=val;return new AST_Number(args);case"boolean":return new(val?AST_True:AST_False)(args);default:var rx=M.regex;if(rx&&rx.pattern){args.value=new RegExp(rx.pattern,rx.flags).toString()}else{args.value=M.regex&&M.raw?M.raw:val}return new AST_RegExp(args)}},Identifier:function(M){var p=FROM_MOZ_STACK[FROM_MOZ_STACK.length-2];return new(p.type=="LabeledStatement"?AST_Label:p.type=="VariableDeclarator"&&p.id===M?p.kind=="const"?AST_SymbolConst:AST_SymbolVar:p.type=="FunctionExpression"?p.id===M?AST_SymbolLambda:AST_SymbolFunarg:p.type=="FunctionDeclaration"?p.id===M?AST_SymbolDefun:AST_SymbolFunarg:p.type=="CatchClause"?AST_SymbolCatch:p.type=="BreakStatement"||p.type=="ContinueStatement"?AST_LabelRef:AST_SymbolRef)({start:my_start_token(M),end:my_end_token(M),name:M.name})}};MOZ_TO_ME.UpdateExpression=MOZ_TO_ME.UnaryExpression=function To_Moz_Unary(M){var prefix="prefix"in M?M.prefix:M.type=="UnaryExpression"?true:false;return new(prefix?AST_UnaryPrefix:AST_UnaryPostfix)({start:my_start_token(M),end:my_end_token(M),operator:M.operator,expression:from_moz(M.argument)})};map("EmptyStatement",AST_EmptyStatement);map("BlockStatement",AST_BlockStatement,"body@body");map("IfStatement",AST_If,"test>condition, consequent>body, alternate>alternative");map("LabeledStatement",AST_LabeledStatement,"label>label, body>body");map("BreakStatement",AST_Break,"label>label");map("ContinueStatement",AST_Continue,"label>label");map("WithStatement",AST_With,"object>expression, body>body");map("SwitchStatement",AST_Switch,"discriminant>expression, cases@body");map("ReturnStatement",AST_Return,"argument>value");map("ThrowStatement",AST_Throw,"argument>value");map("WhileStatement",AST_While,"test>condition, body>body");map("DoWhileStatement",AST_Do,"test>condition, body>body");map("ForStatement",AST_For,"init>init, test>condition, update>step, body>body");map("ForInStatement",AST_ForIn,"left>init, right>object, body>body");map("DebuggerStatement",AST_Debugger);map("VariableDeclarator",AST_VarDef,"id>name, init>value");map("CatchClause",AST_Catch,"param>argname, body%body");map("ThisExpression",AST_This);map("BinaryExpression",AST_Binary,"operator=operator, left>left, right>right");map("LogicalExpression",AST_Binary,"operator=operator, left>left, right>right");map("AssignmentExpression",AST_Assign,"operator=operator, left>left, right>right");map("ConditionalExpression",AST_Conditional,"test>condition, consequent>consequent, alternate>alternative");map("NewExpression",AST_New,"callee>expression, arguments@args");map("CallExpression",AST_Call,"callee>expression, arguments@args");def_to_moz(AST_Toplevel,function To_Moz_Program(M){return{type:"Program",body:M.body.map(to_moz)}});def_to_moz(AST_Defun,function To_Moz_FunctionDeclaration(M){return{type:"FunctionDeclaration",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_block(M)}});def_to_moz(AST_Function,function To_Moz_FunctionExpression(M){return{type:"FunctionExpression",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_block(M)}});def_to_moz(AST_Directive,function To_Moz_Directive(M){return{type:"ExpressionStatement",expression:{type:"Literal",value:M.value}}});def_to_moz(AST_SimpleStatement,function To_Moz_ExpressionStatement(M){return{type:"ExpressionStatement",expression:to_moz(M.body)}});def_to_moz(AST_SwitchBranch,function To_Moz_SwitchCase(M){return{type:"SwitchCase",test:to_moz(M.expression),consequent:M.body.map(to_moz)}});def_to_moz(AST_Try,function To_Moz_TryStatement(M){return{type:"TryStatement",block:to_moz_block(M),handler:to_moz(M.bcatch),guardedHandlers:[],finalizer:to_moz(M.bfinally)}});def_to_moz(AST_Catch,function To_Moz_CatchClause(M){return{type:"CatchClause",param:to_moz(M.argname),guard:null,body:to_moz_block(M)}});def_to_moz(AST_Definitions,function To_Moz_VariableDeclaration(M){return{type:"VariableDeclaration",kind:M instanceof AST_Const?"const":"var",declarations:M.definitions.map(to_moz)}});def_to_moz(AST_Seq,function To_Moz_SequenceExpression(M){return{type:"SequenceExpression",expressions:M.to_array().map(to_moz)}});def_to_moz(AST_PropAccess,function To_Moz_MemberExpression(M){var isComputed=M instanceof AST_Sub;return{type:"MemberExpression",object:to_moz(M.expression),computed:isComputed,property:isComputed?to_moz(M.property):{type:"Identifier",name:M.property}}});def_to_moz(AST_Unary,function To_Moz_Unary(M){return{type:M.operator=="++"||M.operator=="--"?"UpdateExpression":"UnaryExpression",operator:M.operator,prefix:M instanceof AST_UnaryPrefix,argument:to_moz(M.expression)}});def_to_moz(AST_Binary,function To_Moz_BinaryExpression(M){return{type:M.operator=="&&"||M.operator=="||"?"LogicalExpression":"BinaryExpression",left:to_moz(M.left),operator:M.operator,right:to_moz(M.right)}});def_to_moz(AST_Array,function To_Moz_ArrayExpression(M){return{type:"ArrayExpression",elements:M.elements.map(to_moz)}});def_to_moz(AST_Object,function To_Moz_ObjectExpression(M){return{type:"ObjectExpression",properties:M.properties.map(to_moz)}});def_to_moz(AST_ObjectProperty,function To_Moz_Property(M){var key=is_identifier(M.key)?{type:"Identifier",name:M.key}:{type:"Literal",value:M.key};var kind;if(M instanceof AST_ObjectKeyVal){kind="init"}else if(M instanceof AST_ObjectGetter){kind="get"}else if(M instanceof AST_ObjectSetter){kind="set"}return{type:"Property",kind:kind,key:key,value:to_moz(M.value)}});def_to_moz(AST_Symbol,function To_Moz_Identifier(M){var def=M.definition();return{type:"Identifier",name:def?def.mangled_name||def.name:M.name}});def_to_moz(AST_RegExp,function To_Moz_RegExpLiteral(M){var value=M.value;return{type:"Literal",value:value,raw:value.toString(),regex:{pattern:value.source,flags:value.toString().match(/[gimuy]*$/)[0]}}});def_to_moz(AST_Constant,function To_Moz_Literal(M){var value=M.value;if(typeof value==="number"&&(value<0||value===0&&1/value<0)){return{type:"UnaryExpression",operator:"-",prefix:true,argument:{type:"Literal",value:-value,raw:M.start.raw}}}return{type:"Literal",value:value,raw:M.start.raw}});def_to_moz(AST_Atom,function To_Moz_Atom(M){return{type:"Identifier",name:String(M.value)}});AST_Boolean.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Null.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Hole.DEFMETHOD("to_mozilla_ast",function To_Moz_ArrayHole(){return null});AST_Block.DEFMETHOD("to_mozilla_ast",AST_BlockStatement.prototype.to_mozilla_ast);AST_Lambda.DEFMETHOD("to_mozilla_ast",AST_Function.prototype.to_mozilla_ast);function raw_token(moznode){if(moznode.type=="Literal"){return moznode.raw!=null?moznode.raw:moznode.value+""}}function my_start_token(moznode){var loc=moznode.loc,start=loc&&loc.start;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:start&&start.line,col:start&&start.column,pos:range?range[0]:moznode.start,endline:start&&start.line,endcol:start&&start.column,endpos:range?range[0]:moznode.start,raw:raw_token(moznode)})}function my_end_token(moznode){var loc=moznode.loc,end=loc&&loc.end;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:end&&end.line,col:end&&end.column,pos:range?range[1]:moznode.end,endline:end&&end.line,endcol:end&&end.column,endpos:range?range[1]:moznode.end,raw:raw_token(moznode)})}function map(moztype,mytype,propmap){var moz_to_me="function From_Moz_"+moztype+"(M){\n";moz_to_me+="return new U2."+mytype.name+"({\n"+"start: my_start_token(M),\n"+"end: my_end_token(M)";var me_to_moz="function To_Moz_"+moztype+"(M){\n";me_to_moz+="return {\n"+"type: "+JSON.stringify(moztype);if(propmap)propmap.split(/\s*,\s*/).forEach(function(prop){var m=/([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);if(!m)throw new Error("Can't understand property map: "+prop);var moz=m[1],how=m[2],my=m[3];moz_to_me+=",\n"+my+": ";me_to_moz+=",\n"+moz+": ";switch(how){case"@":moz_to_me+="M."+moz+".map(from_moz)";me_to_moz+="M."+my+".map(to_moz)";break;case">":moz_to_me+="from_moz(M."+moz+")";me_to_moz+="to_moz(M."+my+")";break;case"=":moz_to_me+="M."+moz;me_to_moz+="M."+my;break;case"%":moz_to_me+="from_moz(M."+moz+").body";me_to_moz+="to_moz_block(M)";break;default:throw new Error("Can't understand operator in propmap: "+prop)}});moz_to_me+="\n})\n}";me_to_moz+="\n}\n}";moz_to_me=new Function("U2","my_start_token","my_end_token","from_moz","return("+moz_to_me+")")(exports,my_start_token,my_end_token,from_moz);me_to_moz=new Function("to_moz","to_moz_block","return("+me_to_moz+")")(to_moz,to_moz_block);MOZ_TO_ME[moztype]=moz_to_me;def_to_moz(mytype,me_to_moz)}var FROM_MOZ_STACK=null;function from_moz(node){FROM_MOZ_STACK.push(node);var ret=node!=null?MOZ_TO_ME[node.type](node):null;FROM_MOZ_STACK.pop();return ret}AST_Node.from_mozilla_ast=function(node){var save_stack=FROM_MOZ_STACK;FROM_MOZ_STACK=[];var ast=from_moz(node);FROM_MOZ_STACK=save_stack;return ast};function set_moz_loc(mynode,moznode,myparent){var start=mynode.start;var end=mynode.end;if(start.pos!=null&&end.endpos!=null){moznode.range=[start.pos,end.endpos]}if(start.line){moznode.loc={start:{line:start.line,column:start.col},end:end.endline?{line:end.endline,column:end.endcol}:null};if(start.file){moznode.loc.source=start.file}}return moznode}function def_to_moz(mytype,handler){mytype.DEFMETHOD("to_mozilla_ast",function(){return set_moz_loc(this,handler(this))})}function to_moz(node){return node!=null?node.to_mozilla_ast():null}function to_moz_block(node){return{type:"BlockStatement",body:node.body.map(to_moz)}}})();/***********************************************************************
A JavaScript tokenizer / parser / beautifier / compressor.
https://github.com/mishoo/UglifyJS2
-------------------------------- (C) ---------------------------------
Author: Mihai Bazon
<mihai.bazon@gmail.com>
http://mihai.bazon.net/blog
Distributed under the BSD license:
Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials
provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “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 HOLDER 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.
***********************************************************************/
"use strict";function find_builtins(){var a=[];[Object,Array,Function,Number,String,Boolean,Error,Math,Date,RegExp].forEach(function(ctor){Object.getOwnPropertyNames(ctor).map(add);if(ctor.prototype){Object.getOwnPropertyNames(ctor.prototype).map(add)}});function add(name){push_uniq(a,name)}return a}function mangle_properties(ast,options){options=defaults(options,{reserved:null,cache:null,only_cache:false,regex:null,ignore_quoted:false,debug:false});var reserved=options.reserved;if(reserved==null)reserved=find_builtins();var cache=options.cache;if(cache==null){cache={cname:-1,props:new Dictionary}}var regex=options.regex;var ignore_quoted=options.ignore_quoted;var debug=options.debug!==false;var debug_name_suffix;if(debug){debug_name_suffix=options.debug===true?"":options.debug}var names_to_mangle=[];var unmangleable=[];var ignored={};ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal){add(node.key,ignore_quoted&&node.quote)}else if(node instanceof AST_ObjectProperty){add(node.key.name)}else if(node instanceof AST_Dot){add(node.property)}else if(node instanceof AST_Sub){addStrings(node.property,ignore_quoted)}}));return ast.transform(new TreeTransformer(function(node){if(node instanceof AST_ObjectKeyVal){if(!(ignore_quoted&&node.quote))node.key=mangle(node.key)}else if(node instanceof AST_ObjectProperty){node.key.name=mangle(node.key.name)}else if(node instanceof AST_Dot){node.property=mangle(node.property)}else if(node instanceof AST_Sub){if(!ignore_quoted)node.property=mangleStrings(node.property)}}));function can_mangle(name){if(unmangleable.indexOf(name)>=0)return false;if(reserved.indexOf(name)>=0)return false;if(options.only_cache){return cache.props.has(name)}if(/^[0-9.]+$/.test(name))return false;return true}function should_mangle(name){if(ignore_quoted&&name in ignored)return false;if(regex&&!regex.test(name))return false;if(reserved.indexOf(name)>=0)return false;return cache.props.has(name)||names_to_mangle.indexOf(name)>=0}function add(name,ignore){if(ignore){ignored[name]=true;return}if(can_mangle(name))push_uniq(names_to_mangle,name);if(!should_mangle(name)){push_uniq(unmangleable,name)}}function mangle(name){if(!should_mangle(name)){return name}var mangled=cache.props.get(name);if(!mangled){if(debug){var debug_mangled="_$"+name+"$"+debug_name_suffix+"_";if(can_mangle(debug_mangled)&&!(ignore_quoted&&debug_mangled in ignored)){mangled=debug_mangled}}if(!mangled){do{mangled=base54(++cache.cname)}while(!can_mangle(mangled)||ignore_quoted&&mangled in ignored)}cache.props.set(name,mangled)}return mangled}function addStrings(node,ignore){var out={};try{(function walk(node){node.walk(new TreeWalker(function(node){if(node instanceof AST_Seq){walk(node.cdr);return true}if(node instanceof AST_String){add(node.value,ignore);return true}if(node instanceof AST_Conditional){walk(node.consequent);walk(node.alternative);return true}throw out}))})(node)}catch(ex){if(ex!==out)throw ex}}function mangleStrings(node){return node.transform(new TreeTransformer(function(node){if(node instanceof AST_Seq){node.cdr=mangleStrings(node.cdr)}else if(node instanceof AST_String){node.value=mangle(node.value)}else if(node instanceof AST_Conditional){node.consequent=mangleStrings(node.consequent);node.alternative=mangleStrings(node.alternative)}return node}))}}exports["Compressor"]=Compressor;exports["DefaultsError"]=DefaultsError;exports["Dictionary"]=Dictionary;exports["JS_Parse_Error"]=JS_Parse_Error;exports["MAP"]=MAP;exports["OutputStream"]=OutputStream;exports["SourceMap"]=SourceMap;exports["TreeTransformer"]=TreeTransformer;exports["TreeWalker"]=TreeWalker;exports["base54"]=base54;exports["defaults"]=defaults;exports["mangle_properties"]=mangle_properties;exports["merge"]=merge;exports["parse"]=parse;exports["push_uniq"]=push_uniq;exports["string_template"]=string_template;exports["tokenizer"]=tokenizer;exports["is_identifier"]=is_identifier;exports["SymbolDef"]=SymbolDef;if(typeof DEBUG!=="undefined"&&DEBUG){exports["EXPECT_DIRECTIVE"]=EXPECT_DIRECTIVE}global["UglifyJS"]=exports})({},function(){return this}());
// Set source-map.js sourceMap to uglify.js MOZ_SourceMap
MOZ_SourceMap = sourceMap;
function comments(option) {
if (Object.prototype.toString.call(option) === '[object Array]') {
return new RegExp(option[0], option[1]);
} else if (option == "jsdoc") {
return function(node, comment) {
if (comment.type == "comment2") {
return /@preserve|@license|@cc_on/i.test(comment.value);
} else {
return false;
}
};
} else {
return option;
}
}
function readNameCache(key) {
return UglifyJS.readNameCache(null, key);
}
function writeNameCache(key, cache) {
return UglifyJS.writeNameCache(null, key, cache);
}
function regexOption(options) {
if (typeof options === 'object' && options.regex) {
return new RegExp(options.regex[0], options.regex[1]);
} else {
return null;
}
}
function parse(source, options) {
var ast = UglifyJS.parse(source, options.parse_options);
ast.figure_out_scope();
if (options.compress) {
var compressor = UglifyJS.Compressor(options.compress);
ast = ast.transform(compressor);
ast.figure_out_scope();
}
if (options.mangle) {
ast.compute_char_frequency();
ast.mangle_names(options.mangle);
}
if (options.mangle_properties) {
var regex = regexOption(options.mangle_properties);
UglifyJS.mangle_properties(ast, {
reserved: [],
only_cache: false,
regex: regex,
debug: options.mangle_properties.debug,
ignore_quoted: options.mangle_properties.ignore_quoted
});
}
if (options.enclose) {
ast = ast.wrap_enclose(options.enclose);
}
return ast;
}
function copySourcesContent(sourceMap, options) {
sourceMap.get().setSourceContent(options.parse_options.filename, options.source);
var original = options.source_map_options.orig;
if (original && original.sources && original.sourcesContent) {
for(var i = 0; i < original.sources.length; i++) {
sourceMap.get().setSourceContent(original.sources[i], original.sourcesContent[i]);
}
}
}
function uglifier(options) {
var source = options.source;
var ast = parse(source, options);
var source_map;
var gen_code_options = options.output;
gen_code_options.comments = comments(options.output.comments);
if (options.generate_map) {
source_map = UglifyJS.SourceMap(options.source_map_options);
gen_code_options.source_map = source_map;
if (options.source_map_options.sources_content) {
copySourcesContent(source_map, options);
}
}
var stream = UglifyJS.OutputStream(gen_code_options);
ast.print(stream);
if (options.source_map_options.map_url) {
stream += "\n//# sourceMappingURL=" + options.source_map_options.map_url;
}
if (options.source_map_options.url) {
stream += "\n//# sourceURL=" + options.source_map_options.url;
}
if (options.generate_map) {
if (options.source_map_options.sources_content) {
source_map.get().setSourceContent(options.parse_options.filename, options.source);
}
return [stream.toString(), source_map.toString()];
} else {
return stream.toString();
}
}
}, function(program) {
var __process__ = process;
var printFinal = function(string) {
process.stdout.write('' + string, function() {
__process__.exit(0);
});
};
try {
delete this.process;
delete this.console;
delete this.setTimeout;
delete this.setInterval;
delete this.clearTimeout;
delete this.clearInterval;
delete this.setImmediate;
delete this.clearImmediate;
result = program();
this.process = __process__;
if (typeof result == 'undefined' && result !== null) {
printFinal('["ok"]');
} else {
try {
printFinal(JSON.stringify(['ok', result]));
} catch (err) {
printFinal(JSON.stringify(['err', '' + err, err.stack]));
}
}
} catch (err) {
this.process = __process__;
printFinal(JSON.stringify(['err', '' + err, err.stack]));
}
});
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