/******/ (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__) { var EventEmitter = __webpack_require__(1); var util = __webpack_require__(2); function VirtualMachine () { if (!window.Worker) { console.error('WebWorkers not supported in this environment.' + ' Please use the non-worker version (vm.js or vm.min.js).'); return; } var instance = this; EventEmitter.call(instance); instance.vmWorker = new Worker('../vm.js'); // onmessage calls are converted into emitted events. instance.vmWorker.onmessage = function (e) { instance.emit(e.data.method, e.data); }; instance.blockListener = function (e) { // Messages from Blockly are not serializable by default. // Pull out the necessary, serializable components to pass across. var serializableE = { blockId: e.blockId, element: e.element, type: e.type, name: e.name, newValue: e.newValue, oldParentId: e.oldParentId, oldInputName: e.oldInputName, newParentId: e.newParentId, newInputName: e.newInputName, xml: { outerHTML: (e.xml) ? e.xml.outerHTML : null } }; instance.vmWorker.postMessage({ method: 'blockListener', args: serializableE }); }; } /** * Inherit from EventEmitter */ util.inherits(VirtualMachine, EventEmitter); // For documentation, please see index.js. // These mirror the functionality provided there, with the worker wrapper. VirtualMachine.prototype.getPlaygroundData = function () { this.vmWorker.postMessage({method: 'getPlaygroundData'}); }; VirtualMachine.prototype.postIOData = function (device, data) { this.vmWorker.postMessage({ method: 'postIOData', device: device, data: data }); }; VirtualMachine.prototype.start = function () { this.vmWorker.postMessage({method: 'start'}); }; VirtualMachine.prototype.greenFlag = function () { this.vmWorker.postMessage({method: 'greenFlag'}); }; VirtualMachine.prototype.stopAll = function () { this.vmWorker.postMessage({method: 'stopAll'}); }; VirtualMachine.prototype.animationFrame = function () { this.vmWorker.postMessage({method: 'animationFrame'}); }; /** * Export and bind to `window` */ module.exports = VirtualMachine; if (typeof window !== 'undefined') window.VirtualMachine = module.exports; /***/ }, /* 1 */ /***/ function(module, exports) { // Copyright Joyent, Inc. and other Node contributors. // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to permit // persons to whom the Software is furnished to do so, subject to the // following conditions: // // The above copyright notice and this permission notice shall be included // in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // USE OR OTHER DEALINGS IN THE SOFTWARE. function EventEmitter() { this._events = this._events || {}; this._maxListeners = this._maxListeners || undefined; } module.exports = EventEmitter; // Backwards-compat with node 0.10.x EventEmitter.EventEmitter = EventEmitter; EventEmitter.prototype._events = undefined; EventEmitter.prototype._maxListeners = undefined; // By default EventEmitters will print a warning if more than 10 listeners are // added to it. This is a useful default which helps finding memory leaks. EventEmitter.defaultMaxListeners = 10; // Obviously not all Emitters should be limited to 10. This function allows // that to be increased. Set to zero for unlimited. EventEmitter.prototype.setMaxListeners = function(n) { if (!isNumber(n) || n < 0 || isNaN(n)) throw TypeError('n must be a positive number'); this._maxListeners = n; return this; }; EventEmitter.prototype.emit = function(type) { var er, handler, len, args, i, listeners; if (!this._events) this._events = {}; // If there is no 'error' event listener then throw. if (type === 'error') { if (!this._events.error || (isObject(this._events.error) && !this._events.error.length)) { er = arguments[1]; if (er instanceof Error) { throw er; // Unhandled 'error' event } throw TypeError('Uncaught, unspecified "error" event.'); } } handler = this._events[type]; if (isUndefined(handler)) return false; if (isFunction(handler)) { switch (arguments.length) { // fast cases case 1: handler.call(this); break; case 2: handler.call(this, arguments[1]); break; case 3: handler.call(this, arguments[1], arguments[2]); break; // slower default: args = Array.prototype.slice.call(arguments, 1); handler.apply(this, args); } } else if (isObject(handler)) { args = Array.prototype.slice.call(arguments, 1); listeners = handler.slice(); len = listeners.length; for (i = 0; i < len; i++) listeners[i].apply(this, args); } return true; }; EventEmitter.prototype.addListener = function(type, listener) { var m; if (!isFunction(listener)) throw TypeError('listener must be a function'); if (!this._events) this._events = {}; // To avoid recursion in the case that type === "newListener"! Before // adding it to the listeners, first emit "newListener". if (this._events.newListener) this.emit('newListener', type, isFunction(listener.listener) ? listener.listener : listener); if (!this._events[type]) // Optimize the case of one listener. Don't need the extra array object. this._events[type] = listener; else if (isObject(this._events[type])) // If we've already got an array, just append. this._events[type].push(listener); else // Adding the second element, need to change to array. this._events[type] = [this._events[type], listener]; // Check for listener leak if (isObject(this._events[type]) && !this._events[type].warned) { if (!isUndefined(this._maxListeners)) { m = this._maxListeners; } else { m = EventEmitter.defaultMaxListeners; } if (m && m > 0 && this._events[type].length > m) { this._events[type].warned = true; console.error('(node) warning: possible EventEmitter memory ' + 'leak detected. %d listeners added. ' + 'Use emitter.setMaxListeners() to increase limit.', this._events[type].length); if (typeof console.trace === 'function') { // not supported in IE 10 console.trace(); } } } return this; }; EventEmitter.prototype.on = EventEmitter.prototype.addListener; EventEmitter.prototype.once = function(type, listener) { if (!isFunction(listener)) throw TypeError('listener must be a function'); var fired = false; function g() { this.removeListener(type, g); if (!fired) { fired = true; listener.apply(this, arguments); } } g.listener = listener; this.on(type, g); return this; }; // emits a 'removeListener' event iff the listener was removed EventEmitter.prototype.removeListener = function(type, listener) { var list, position, length, i; if (!isFunction(listener)) throw TypeError('listener must be a function'); if (!this._events || !this._events[type]) return this; list = this._events[type]; length = list.length; position = -1; if (list === listener || (isFunction(list.listener) && list.listener === listener)) { delete this._events[type]; if (this._events.removeListener) this.emit('removeListener', type, listener); } else if (isObject(list)) { for (i = length; i-- > 0;) { if (list[i] === listener || (list[i].listener && list[i].listener === listener)) { position = i; break; } } if (position < 0) return this; if (list.length === 1) { list.length = 0; delete this._events[type]; } else { list.splice(position, 1); } if (this._events.removeListener) this.emit('removeListener', type, listener); } return this; }; EventEmitter.prototype.removeAllListeners = function(type) { var key, listeners; if (!this._events) return this; // not listening for removeListener, no need to emit if (!this._events.removeListener) { if (arguments.length === 0) this._events = {}; else if (this._events[type]) delete this._events[type]; return this; } // emit removeListener for all listeners on all events if (arguments.length === 0) { for (key in this._events) { if (key === 'removeListener') continue; this.removeAllListeners(key); } this.removeAllListeners('removeListener'); this._events = {}; return this; } listeners = this._events[type]; if (isFunction(listeners)) { this.removeListener(type, listeners); } else if (listeners) { // LIFO order while (listeners.length) this.removeListener(type, listeners[listeners.length - 1]); } delete this._events[type]; return this; }; EventEmitter.prototype.listeners = function(type) { var ret; if (!this._events || !this._events[type]) ret = []; else if (isFunction(this._events[type])) ret = [this._events[type]]; else ret = this._events[type].slice(); return ret; }; EventEmitter.prototype.listenerCount = function(type) { if (this._events) { var evlistener = this._events[type]; if (isFunction(evlistener)) return 1; else if (evlistener) return evlistener.length; } return 0; }; EventEmitter.listenerCount = function(emitter, type) { return emitter.listenerCount(type); }; function isFunction(arg) { return typeof arg === 'function'; } function isNumber(arg) { return typeof arg === 'number'; } function isObject(arg) { return typeof arg === 'object' && arg !== null; } function isUndefined(arg) { return arg === void 0; } /***/ }, /* 2 */ /***/ function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(global, process) {// Copyright Joyent, Inc. and other Node contributors. // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to permit // persons to whom the Software is furnished to do so, subject to the // following conditions: // // The above copyright notice and this permission notice shall be included // in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // USE OR OTHER DEALINGS IN THE SOFTWARE. var formatRegExp = /%[sdj%]/g; exports.format = function(f) { if (!isString(f)) { var objects = []; for (var i = 0; i < arguments.length; i++) { objects.push(inspect(arguments[i])); } return objects.join(' '); } var i = 1; var args = arguments; var len = args.length; var str = String(f).replace(formatRegExp, function(x) { if (x === '%%') return '%'; if (i >= len) return x; switch (x) { case '%s': return String(args[i++]); case '%d': return Number(args[i++]); case '%j': try { return JSON.stringify(args[i++]); } catch (_) { return '[Circular]'; } default: return x; } }); for (var x = args[i]; i < len; x = args[++i]) { if (isNull(x) || !isObject(x)) { str += ' ' + x; } else { str += ' ' + inspect(x); } } return str; }; // Mark that a method should not be used. // Returns a modified function which warns once by default. // If --no-deprecation is set, then it is a no-op. exports.deprecate = function(fn, msg) { // Allow for deprecating things in the process of starting up. if (isUndefined(global.process)) { return function() { return exports.deprecate(fn, msg).apply(this, arguments); }; } if (process.noDeprecation === true) { return fn; } var warned = false; function deprecated() { if (!warned) { if (process.throwDeprecation) { throw new Error(msg); } else if (process.traceDeprecation) { console.trace(msg); } else { console.error(msg); } warned = true; } return fn.apply(this, arguments); } return deprecated; }; var debugs = {}; var debugEnviron; exports.debuglog = function(set) { if (isUndefined(debugEnviron)) debugEnviron = process.env.NODE_DEBUG || ''; set = set.toUpperCase(); if (!debugs[set]) { if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) { var pid = process.pid; debugs[set] = function() { var msg = exports.format.apply(exports, arguments); console.error('%s %d: %s', set, pid, msg); }; } else { debugs[set] = function() {}; } } return debugs[set]; }; /** * Echos the value of a value. Trys to print the value out * in the best way possible given the different types. * * @param {Object} obj The object to print out. * @param {Object} opts Optional options object that alters the output. */ /* legacy: obj, showHidden, depth, colors*/ function inspect(obj, opts) { // default options var ctx = { seen: [], stylize: stylizeNoColor }; // legacy... if (arguments.length >= 3) ctx.depth = arguments[2]; if (arguments.length >= 4) ctx.colors = arguments[3]; if (isBoolean(opts)) { // legacy... ctx.showHidden = opts; } else if (opts) { // got an "options" object exports._extend(ctx, opts); } // set default options if (isUndefined(ctx.showHidden)) ctx.showHidden = false; if (isUndefined(ctx.depth)) ctx.depth = 2; if (isUndefined(ctx.colors)) ctx.colors = false; if (isUndefined(ctx.customInspect)) ctx.customInspect = true; if (ctx.colors) ctx.stylize = stylizeWithColor; return formatValue(ctx, obj, ctx.depth); } exports.inspect = inspect; // http://en.wikipedia.org/wiki/ANSI_escape_code#graphics inspect.colors = { 'bold' : [1, 22], 'italic' : [3, 23], 'underline' : [4, 24], 'inverse' : [7, 27], 'white' : [37, 39], 'grey' : [90, 39], 'black' : [30, 39], 'blue' : [34, 39], 'cyan' : [36, 39], 'green' : [32, 39], 'magenta' : [35, 39], 'red' : [31, 39], 'yellow' : [33, 39] }; // Don't use 'blue' not visible on cmd.exe inspect.styles = { 'special': 'cyan', 'number': 'yellow', 'boolean': 'yellow', 'undefined': 'grey', 'null': 'bold', 'string': 'green', 'date': 'magenta', // "name": intentionally not styling 'regexp': 'red' }; function stylizeWithColor(str, styleType) { var style = inspect.styles[styleType]; if (style) { return '\u001b[' + inspect.colors[style][0] + 'm' + str + '\u001b[' + inspect.colors[style][1] + 'm'; } else { return str; } } function stylizeNoColor(str, styleType) { return str; } function arrayToHash(array) { var hash = {}; array.forEach(function(val, idx) { hash[val] = true; }); return hash; } function formatValue(ctx, value, recurseTimes) { // Provide a hook for user-specified inspect functions. // Check that value is an object with an inspect function on it if (ctx.customInspect && value && isFunction(value.inspect) && // Filter out the util module, it's inspect function is special value.inspect !== exports.inspect && // Also filter out any prototype objects using the circular check. !(value.constructor && value.constructor.prototype === value)) { var ret = value.inspect(recurseTimes, ctx); if (!isString(ret)) { ret = formatValue(ctx, ret, recurseTimes); } return ret; } // Primitive types cannot have properties var primitive = formatPrimitive(ctx, value); if (primitive) { return primitive; } // Look up the keys of the object. var keys = Object.keys(value); var visibleKeys = arrayToHash(keys); if (ctx.showHidden) { keys = Object.getOwnPropertyNames(value); } // IE doesn't make error fields non-enumerable // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx if (isError(value) && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) { return formatError(value); } // Some type of object without properties can be shortcutted. if (keys.length === 0) { if (isFunction(value)) { var name = value.name ? ': ' + value.name : ''; return ctx.stylize('[Function' + name + ']', 'special'); } if (isRegExp(value)) { return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); } if (isDate(value)) { return ctx.stylize(Date.prototype.toString.call(value), 'date'); } if (isError(value)) { return formatError(value); } } var base = '', array = false, braces = ['{', '}']; // Make Array say that they are Array if (isArray(value)) { array = true; braces = ['[', ']']; } // Make functions say that they are functions if (isFunction(value)) { var n = value.name ? ': ' + value.name : ''; base = ' [Function' + n + ']'; } // Make RegExps say that they are RegExps if (isRegExp(value)) { base = ' ' + RegExp.prototype.toString.call(value); } // Make dates with properties first say the date if (isDate(value)) { base = ' ' + Date.prototype.toUTCString.call(value); } // Make error with message first say the error if (isError(value)) { base = ' ' + formatError(value); } if (keys.length === 0 && (!array || value.length == 0)) { return braces[0] + base + braces[1]; } if (recurseTimes < 0) { if (isRegExp(value)) { return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp'); } else { return ctx.stylize('[Object]', 'special'); } } ctx.seen.push(value); var output; if (array) { output = formatArray(ctx, value, recurseTimes, visibleKeys, keys); } else { output = keys.map(function(key) { return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array); }); } ctx.seen.pop(); return reduceToSingleString(output, base, braces); } function formatPrimitive(ctx, value) { if (isUndefined(value)) return ctx.stylize('undefined', 'undefined'); if (isString(value)) { var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '') .replace(/'/g, "\\'") .replace(/\\"/g, '"') + '\''; return ctx.stylize(simple, 'string'); } if (isNumber(value)) return ctx.stylize('' + value, 'number'); if (isBoolean(value)) return ctx.stylize('' + value, 'boolean'); // For some reason typeof null is "object", so special case here. if (isNull(value)) return ctx.stylize('null', 'null'); } function formatError(value) { return '[' + Error.prototype.toString.call(value) + ']'; } function formatArray(ctx, value, recurseTimes, visibleKeys, keys) { var output = []; for (var i = 0, l = value.length; i < l; ++i) { if (hasOwnProperty(value, String(i))) { output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, String(i), true)); } else { output.push(''); } } keys.forEach(function(key) { if (!key.match(/^\d+$/)) { output.push(formatProperty(ctx, value, recurseTimes, visibleKeys, key, true)); } }); return output; } function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) { var name, str, desc; desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] }; if (desc.get) { if (desc.set) { str = ctx.stylize('[Getter/Setter]', 'special'); } else { str = ctx.stylize('[Getter]', 'special'); } } else { if (desc.set) { str = ctx.stylize('[Setter]', 'special'); } } if (!hasOwnProperty(visibleKeys, key)) { name = '[' + key + ']'; } if (!str) { if (ctx.seen.indexOf(desc.value) < 0) { if (isNull(recurseTimes)) { str = formatValue(ctx, desc.value, null); } else { str = formatValue(ctx, desc.value, recurseTimes - 1); } if (str.indexOf('\n') > -1) { if (array) { str = str.split('\n').map(function(line) { return ' ' + line; }).join('\n').substr(2); } else { str = '\n' + str.split('\n').map(function(line) { return ' ' + line; }).join('\n'); } } } else { str = ctx.stylize('[Circular]', 'special'); } } if (isUndefined(name)) { if (array && key.match(/^\d+$/)) { return str; } name = JSON.stringify('' + key); if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) { name = name.substr(1, name.length - 2); name = ctx.stylize(name, 'name'); } else { name = name.replace(/'/g, "\\'") .replace(/\\"/g, '"') .replace(/(^"|"$)/g, "'"); name = ctx.stylize(name, 'string'); } } return name + ': ' + str; } function reduceToSingleString(output, base, braces) { var numLinesEst = 0; var length = output.reduce(function(prev, cur) { numLinesEst++; if (cur.indexOf('\n') >= 0) numLinesEst++; return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1; }, 0); if (length > 60) { return braces[0] + (base === '' ? '' : base + '\n ') + ' ' + output.join(',\n ') + ' ' + braces[1]; } return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1]; } // NOTE: These type checking functions intentionally don't use `instanceof` // because it is fragile and can be easily faked with `Object.create()`. function isArray(ar) { return Array.isArray(ar); } exports.isArray = isArray; function isBoolean(arg) { return typeof arg === 'boolean'; } exports.isBoolean = isBoolean; function isNull(arg) { return arg === null; } exports.isNull = isNull; function isNullOrUndefined(arg) { return arg == null; } exports.isNullOrUndefined = isNullOrUndefined; function isNumber(arg) { return typeof arg === 'number'; } exports.isNumber = isNumber; function isString(arg) { return typeof arg === 'string'; } exports.isString = isString; function isSymbol(arg) { return typeof arg === 'symbol'; } exports.isSymbol = isSymbol; function isUndefined(arg) { return arg === void 0; } exports.isUndefined = isUndefined; function isRegExp(re) { return isObject(re) && objectToString(re) === '[object RegExp]'; } exports.isRegExp = isRegExp; function isObject(arg) { return typeof arg === 'object' && arg !== null; } exports.isObject = isObject; function isDate(d) { return isObject(d) && objectToString(d) === '[object Date]'; } exports.isDate = isDate; function isError(e) { return isObject(e) && (objectToString(e) === '[object Error]' || e instanceof Error); } exports.isError = isError; function isFunction(arg) { return typeof arg === 'function'; } exports.isFunction = isFunction; function isPrimitive(arg) { return arg === null || typeof arg === 'boolean' || typeof arg === 'number' || typeof arg === 'string' || typeof arg === 'symbol' || // ES6 symbol typeof arg === 'undefined'; } exports.isPrimitive = isPrimitive; exports.isBuffer = __webpack_require__(4); function objectToString(o) { return Object.prototype.toString.call(o); } function pad(n) { return n < 10 ? '0' + n.toString(10) : n.toString(10); } var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; // 26 Feb 16:19:34 function timestamp() { var d = new Date(); var time = [pad(d.getHours()), pad(d.getMinutes()), pad(d.getSeconds())].join(':'); return [d.getDate(), months[d.getMonth()], time].join(' '); } // log is just a thin wrapper to console.log that prepends a timestamp exports.log = function() { console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments)); }; /** * Inherit the prototype methods from one constructor into another. * * The Function.prototype.inherits from lang.js rewritten as a standalone * function (not on Function.prototype). NOTE: If this file is to be loaded * during bootstrapping this function needs to be rewritten using some native * functions as prototype setup using normal JavaScript does not work as * expected during bootstrapping (see mirror.js in r114903). * * @param {function} ctor Constructor function which needs to inherit the * prototype. * @param {function} superCtor Constructor function to inherit prototype from. */ exports.inherits = __webpack_require__(5); exports._extend = function(origin, add) { // Don't do anything if add isn't an object if (!add || !isObject(add)) return origin; var keys = Object.keys(add); var i = keys.length; while (i--) { origin[keys[i]] = add[keys[i]]; } return origin; }; function hasOwnProperty(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); } /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()), __webpack_require__(3))) /***/ }, /* 3 */ /***/ function(module, exports) { // shim for using process in browser var process = module.exports = {}; var queue = []; var draining = false; var currentQueue; var queueIndex = -1; function cleanUpNextTick() { if (!draining || !currentQueue) { return; } draining = false; if (currentQueue.length) { queue = currentQueue.concat(queue); } else { queueIndex = -1; } if (queue.length) { drainQueue(); } } function drainQueue() { if (draining) { return; } var timeout = setTimeout(cleanUpNextTick); draining = true; var len = queue.length; while(len) { currentQueue = queue; queue = []; while (++queueIndex < len) { if (currentQueue) { currentQueue[queueIndex].run(); } } queueIndex = -1; len = queue.length; } currentQueue = null; draining = false; clearTimeout(timeout); } process.nextTick = function (fun) { var args = new Array(arguments.length - 1); if (arguments.length > 1) { for (var i = 1; i < arguments.length; i++) { args[i - 1] = arguments[i]; } } queue.push(new Item(fun, args)); if (queue.length === 1 && !draining) { setTimeout(drainQueue, 0); } }; // v8 likes predictible objects function Item(fun, array) { this.fun = fun; this.array = array; } Item.prototype.run = function () { this.fun.apply(null, this.array); }; process.title = 'browser'; process.browser = true; process.env = {}; process.argv = []; process.version = ''; // empty string to avoid regexp issues process.versions = {}; function noop() {} process.on = noop; process.addListener = noop; process.once = noop; process.off = noop; process.removeListener = noop; process.removeAllListeners = noop; process.emit = noop; process.binding = function (name) { throw new Error('process.binding is not supported'); }; process.cwd = function () { return '/' }; process.chdir = function (dir) { throw new Error('process.chdir is not supported'); }; process.umask = function() { return 0; }; /***/ }, /* 4 */ /***/ function(module, exports) { module.exports = function isBuffer(arg) { return arg && typeof arg === 'object' && typeof arg.copy === 'function' && typeof arg.fill === 'function' && typeof arg.readUInt8 === 'function'; } /***/ }, /* 5 */ /***/ function(module, exports) { if (typeof Object.create === 'function') { // implementation from standard node.js 'util' module module.exports = function inherits(ctor, superCtor) { ctor.super_ = superCtor ctor.prototype = Object.create(superCtor.prototype, { constructor: { value: ctor, enumerable: false, writable: true, configurable: true } }); }; } else { // old school shim for old browsers module.exports = function inherits(ctor, superCtor) { ctor.super_ = superCtor var TempCtor = function () {} TempCtor.prototype = superCtor.prototype ctor.prototype = new TempCtor() ctor.prototype.constructor = ctor } } /***/ } /******/ ]);