!function(e){"object"==typeof exports?module.exports=e():"function"==typeof define&&define.amd?define(e):"undefined"!=typeof window?window.Promise=e():"undefined"!=typeof global?global.Promise=e():"undefined"!=typeof self&&(self.Promise=e())}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o= 0) { reported.splice(i, 1); logInfo('Handled previous rejection [' + r.id + '] ' + format.formatObject(r.value)); } } function enqueue(f, x) { tasks.push(f, x); if(running === null) { running = setTimer(flush, 0); } } function flush() { running = null; while(tasks.length > 0) { tasks.shift()(tasks.shift()); } } return Promise; }; function throwit(e) { throw e; } function noop() {} }); }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); })); },{"../env":5,"../format":6}],5:[function(require,module,exports){ /** @license MIT License (c) copyright 2010-2014 original author or authors */ /** @author Brian Cavalier */ /** @author John Hann */ /*global process,document,setTimeout,clearTimeout,MutationObserver,WebKitMutationObserver*/ (function(define) { 'use strict'; define(function(require) { /*jshint maxcomplexity:6*/ // Sniff "best" async scheduling option // Prefer process.nextTick or MutationObserver, then check for // setTimeout, and finally vertx, since its the only env that doesn't // have setTimeout var MutationObs; var capturedSetTimeout = typeof setTimeout !== 'undefined' && setTimeout; // Default env var setTimer = function(f, ms) { return setTimeout(f, ms); }; var clearTimer = function(t) { return clearTimeout(t); }; var asap = function (f) { return capturedSetTimeout(f, 0); }; // Detect specific env if (isNode()) { // Node asap = function (f) { return process.nextTick(f); }; } else if (MutationObs = hasMutationObserver()) { // Modern browser asap = initMutationObserver(MutationObs); } else if (!capturedSetTimeout) { // vert.x var vertxRequire = require; var vertx = vertxRequire('vertx'); setTimer = function (f, ms) { return vertx.setTimer(ms, f); }; clearTimer = vertx.cancelTimer; asap = vertx.runOnLoop || vertx.runOnContext; } return { setTimer: setTimer, clearTimer: clearTimer, asap: asap }; function isNode () { return typeof process !== 'undefined' && process !== null && typeof process.nextTick === 'function'; } function hasMutationObserver () { return (typeof MutationObserver === 'function' && MutationObserver) || (typeof WebKitMutationObserver === 'function' && WebKitMutationObserver); } function initMutationObserver(MutationObserver) { var scheduled; var node = document.createTextNode(''); var o = new MutationObserver(run); o.observe(node, { characterData: true }); function run() { var f = scheduled; scheduled = void 0; f(); } var i = 0; return function (f) { scheduled = f; node.data = (i ^= 1); }; } }); }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); })); },{}],6:[function(require,module,exports){ /** @license MIT License (c) copyright 2010-2014 original author or authors */ /** @author Brian Cavalier */ /** @author John Hann */ (function(define) { 'use strict'; define(function() { return { formatError: formatError, formatObject: formatObject, tryStringify: tryStringify }; /** * Format an error into a string. If e is an Error and has a stack property, * it's returned. Otherwise, e is formatted using formatObject, with a * warning added about e not being a proper Error. * @param {*} e * @returns {String} formatted string, suitable for output to developers */ function formatError(e) { var s = typeof e === 'object' && e !== null && e.stack ? e.stack : formatObject(e); return e instanceof Error ? s : s + ' (WARNING: non-Error used)'; } /** * Format an object, detecting "plain" objects and running them through * JSON.stringify if possible. * @param {Object} o * @returns {string} */ function formatObject(o) { var s = String(o); if(s === '[object Object]' && typeof JSON !== 'undefined') { s = tryStringify(o, s); } return s; } /** * Try to return the result of JSON.stringify(x). If that fails, return * defaultValue * @param {*} x * @param {*} defaultValue * @returns {String|*} JSON.stringify(x) or defaultValue */ function tryStringify(x, defaultValue) { try { return JSON.stringify(x); } catch(e) { return defaultValue; } } }); }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); })); },{}],7:[function(require,module,exports){ /** @license MIT License (c) copyright 2010-2014 original author or authors */ /** @author Brian Cavalier */ /** @author John Hann */ (function(define) { 'use strict'; define(function() { return function makePromise(environment) { var tasks = environment.scheduler; var emitRejection = initEmitRejection(); var objectCreate = Object.create || function(proto) { function Child() {} Child.prototype = proto; return new Child(); }; /** * Create a promise whose fate is determined by resolver * @constructor * @returns {Promise} promise * @name Promise */ function Promise(resolver, handler) { this._handler = resolver === Handler ? handler : init(resolver); } /** * Run the supplied resolver * @param resolver * @returns {Pending} */ function init(resolver) { var handler = new Pending(); try { resolver(promiseResolve, promiseReject, promiseNotify); } catch (e) { promiseReject(e); } return handler; /** * Transition from pre-resolution state to post-resolution state, notifying * all listeners of the ultimate fulfillment or rejection * @param {*} x resolution value */ function promiseResolve (x) { handler.resolve(x); } /** * Reject this promise with reason, which will be used verbatim * @param {Error|*} reason rejection reason, strongly suggested * to be an Error type */ function promiseReject (reason) { handler.reject(reason); } /** * @deprecated * Issue a progress event, notifying all progress listeners * @param {*} x progress event payload to pass to all listeners */ function promiseNotify (x) { handler.notify(x); } } // Creation Promise.resolve = resolve; Promise.reject = reject; Promise.never = never; Promise._defer = defer; Promise._handler = getHandler; /** * Returns a trusted promise. If x is already a trusted promise, it is * returned, otherwise returns a new trusted Promise which follows x. * @param {*} x * @return {Promise} promise */ function resolve(x) { return isPromise(x) ? x : new Promise(Handler, new Async(getHandler(x))); } /** * Return a reject promise with x as its reason (x is used verbatim) * @param {*} x * @returns {Promise} rejected promise */ function reject(x) { return new Promise(Handler, new Async(new Rejected(x))); } /** * Return a promise that remains pending forever * @returns {Promise} forever-pending promise. */ function never() { return foreverPendingPromise; // Should be frozen } /** * Creates an internal {promise, resolver} pair * @private * @returns {Promise} */ function defer() { return new Promise(Handler, new Pending()); } // Transformation and flow control /** * Transform this promise's fulfillment value, returning a new Promise * for the transformed result. If the promise cannot be fulfilled, onRejected * is called with the reason. onProgress *may* be called with updates toward * this promise's fulfillment. * @param {function=} onFulfilled fulfillment handler * @param {function=} onRejected rejection handler * @param {function=} onProgress @deprecated progress handler * @return {Promise} new promise */ Promise.prototype.then = function(onFulfilled, onRejected, onProgress) { var parent = this._handler; var state = parent.join().state(); if ((typeof onFulfilled !== 'function' && state > 0) || (typeof onRejected !== 'function' && state < 0)) { // Short circuit: value will not change, simply share handler return new this.constructor(Handler, parent); } var p = this._beget(); var child = p._handler; parent.chain(child, parent.receiver, onFulfilled, onRejected, onProgress); return p; }; /** * If this promise cannot be fulfilled due to an error, call onRejected to * handle the error. Shortcut for .then(undefined, onRejected) * @param {function?} onRejected * @return {Promise} */ Promise.prototype['catch'] = function(onRejected) { return this.then(void 0, onRejected); }; /** * Creates a new, pending promise of the same type as this promise * @private * @returns {Promise} */ Promise.prototype._beget = function() { return begetFrom(this._handler, this.constructor); }; function begetFrom(parent, Promise) { var child = new Pending(parent.receiver, parent.join().context); return new Promise(Handler, child); } // Array combinators Promise.all = all; Promise.race = race; Promise._traverse = traverse; /** * Return a promise that will fulfill when all promises in the * input array have fulfilled, or will reject when one of the * promises rejects. * @param {array} promises array of promises * @returns {Promise} promise for array of fulfillment values */ function all(promises) { return traverseWith(snd, null, promises); } /** * Array> -> Promise> * @private * @param {function} f function to apply to each promise's value * @param {Array} promises array of promises * @returns {Promise} promise for transformed values */ function traverse(f, promises) { return traverseWith(tryCatch2, f, promises); } function traverseWith(tryMap, f, promises) { var handler = typeof f === 'function' ? mapAt : settleAt; var resolver = new Pending(); var pending = promises.length >>> 0; var results = new Array(pending); for (var i = 0, x; i < promises.length && !resolver.resolved; ++i) { x = promises[i]; if (x === void 0 && !(i in promises)) { --pending; continue; } traverseAt(promises, handler, i, x, resolver); } if(pending === 0) { resolver.become(new Fulfilled(results)); } return new Promise(Handler, resolver); function mapAt(i, x, resolver) { if(!resolver.resolved) { traverseAt(promises, settleAt, i, tryMap(f, x, i), resolver); } } function settleAt(i, x, resolver) { results[i] = x; if(--pending === 0) { resolver.become(new Fulfilled(results)); } } } function traverseAt(promises, handler, i, x, resolver) { if (maybeThenable(x)) { var h = getHandlerMaybeThenable(x); var s = h.state(); if (s === 0) { h.fold(handler, i, void 0, resolver); } else if (s > 0) { handler(i, h.value, resolver); } else { resolver.become(h); visitRemaining(promises, i+1, h); } } else { handler(i, x, resolver); } } Promise._visitRemaining = visitRemaining; function visitRemaining(promises, start, handler) { for(var i=start; i load contains linkSet'); if (load.linkSets.indexOf(linkSet) != -1) console.assert(linkSet.loads.indexOf(load) != -1, 'load contains linkSet -> linkSet contains load'); } } for (var i = 0; i < linkSets.length; i++) { var linkSet = linkSets[i]; for (var j = 0; j < linkSet.loads.length; j++) { var load = linkSet.loads[j]; for (var k = 0; k < load.dependencies.length; k++) { var depName = load.dependencies[k].value; var depLoad; for (var l = 0; l < loads.length; l++) { if (loads[l].name != depName) continue; depLoad = loads[l]; break; } // loading records are allowed not to have their dependencies yet // if (load.status != 'loading') // console.assert(depLoad, 'depLoad found'); // console.assert(linkSet.loads.indexOf(depLoad) != -1, 'linkset contains all dependencies'); } } } } */ (function() { var Promise = __global.Promise || require('when/es6-shim/Promise'); if (__global.console) console.assert = console.assert || function() {}; // IE8 support var indexOf = Array.prototype.indexOf || function(item) { for (var i = 0, thisLen = this.length; i < thisLen; i++) { if (this[i] === item) { return i; } } return -1; }; var defineProperty = $__Object$defineProperty; // 15.2.3 - Runtime Semantics: Loader State // 15.2.3.11 function createLoaderLoad(object) { return { // modules is an object for ES5 implementation modules: {}, loads: [], loaderObj: object }; } // 15.2.3.2 Load Records and LoadRequest Objects // 15.2.3.2.1 function createLoad(name) { return { status: 'loading', name: name, linkSets: [], dependencies: [], metadata: {} }; } // 15.2.3.2.2 createLoadRequestObject, absorbed into calling functions // 15.2.4 // 15.2.4.1 function loadModule(loader, name, options) { return new Promise(asyncStartLoadPartwayThrough({ step: options.address ? 'fetch' : 'locate', loader: loader, moduleName: name, // allow metadata for import https://bugs.ecmascript.org/show_bug.cgi?id=3091 moduleMetadata: options && options.metadata || {}, moduleSource: options.source, moduleAddress: options.address })); } // 15.2.4.2 function requestLoad(loader, request, refererName, refererAddress) { // 15.2.4.2.1 CallNormalize return new Promise(function(resolve, reject) { resolve(loader.loaderObj.normalize(request, refererName, refererAddress)); }) // 15.2.4.2.2 GetOrCreateLoad .then(function(name) { var load; if (loader.modules[name]) { load = createLoad(name); load.status = 'linked'; // https://bugs.ecmascript.org/show_bug.cgi?id=2795 load.module = loader.modules[name]; return load; } for (var i = 0, l = loader.loads.length; i < l; i++) { load = loader.loads[i]; if (load.name != name) continue; console.assert(load.status == 'loading' || load.status == 'loaded', 'loading or loaded'); return load; } load = createLoad(name); loader.loads.push(load); proceedToLocate(loader, load); return load; }); } // 15.2.4.3 function proceedToLocate(loader, load) { proceedToFetch(loader, load, Promise.resolve() // 15.2.4.3.1 CallLocate .then(function() { return loader.loaderObj.locate({ name: load.name, metadata: load.metadata }); }) ); } // 15.2.4.4 function proceedToFetch(loader, load, p) { proceedToTranslate(loader, load, p // 15.2.4.4.1 CallFetch .then(function(address) { // adjusted, see https://bugs.ecmascript.org/show_bug.cgi?id=2602 if (load.status != 'loading') return; load.address = address; return loader.loaderObj.fetch({ name: load.name, metadata: load.metadata, address: address }); }) ); } var anonCnt = 0; // 15.2.4.5 function proceedToTranslate(loader, load, p) { p // 15.2.4.5.1 CallTranslate .then(function(source) { if (load.status != 'loading') return; return Promise.resolve(loader.loaderObj.translate({ name: load.name, metadata: load.metadata, address: load.address, source: source })) // 15.2.4.5.2 CallInstantiate .then(function(source) { load.source = source; return loader.loaderObj.instantiate({ name: load.name, metadata: load.metadata, address: load.address, source: source }); }) // 15.2.4.5.3 InstantiateSucceeded .then(function(instantiateResult) { if (instantiateResult === undefined) { load.address = load.address || ''; // instead of load.kind, use load.isDeclarative load.isDeclarative = true; return loader.loaderObj.transpile(load) .then(function(transpiled) { // Hijack System.register to set declare function var curSystem = __global.System; var curRegister = curSystem.register; curSystem.register = function(name, deps, declare) { if (typeof name != 'string') { declare = deps; deps = name; } // store the registered declaration as load.declare // store the deps as load.deps load.declare = declare; load.depsList = deps; } __eval(transpiled, __global, load); curSystem.register = curRegister; }); } else if (typeof instantiateResult == 'object') { load.depsList = instantiateResult.deps || []; load.execute = instantiateResult.execute; load.isDeclarative = false; } else throw TypeError('Invalid instantiate return value'); }) // 15.2.4.6 ProcessLoadDependencies .then(function() { load.dependencies = []; var depsList = load.depsList; var loadPromises = []; for (var i = 0, l = depsList.length; i < l; i++) (function(request, index) { loadPromises.push( requestLoad(loader, request, load.name, load.address) // 15.2.4.6.1 AddDependencyLoad (load is parentLoad) .then(function(depLoad) { // adjusted from spec to maintain dependency order // this is due to the System.register internal implementation needs load.dependencies[index] = { key: request, value: depLoad.name }; if (depLoad.status != 'linked') { var linkSets = load.linkSets.concat([]); for (var i = 0, l = linkSets.length; i < l; i++) addLoadToLinkSet(linkSets[i], depLoad); } // console.log('AddDependencyLoad ' + depLoad.name + ' for ' + load.name); // snapshot(loader); }) ); })(depsList[i], i); return Promise.all(loadPromises); }) // 15.2.4.6.2 LoadSucceeded .then(function() { // console.log('LoadSucceeded ' + load.name); // snapshot(loader); console.assert(load.status == 'loading', 'is loading'); load.status = 'loaded'; var linkSets = load.linkSets.concat([]); for (var i = 0, l = linkSets.length; i < l; i++) updateLinkSetOnLoad(linkSets[i], load); }); }) // 15.2.4.5.4 LoadFailed ['catch'](function(exc) { load.status = 'failed'; load.exception = exc; var linkSets = load.linkSets.concat([]); for (var i = 0, l = linkSets.length; i < l; i++) { linkSetFailed(linkSets[i], load, exc); } console.assert(load.linkSets.length == 0, 'linkSets not removed'); }); } // 15.2.4.7 PromiseOfStartLoadPartwayThrough absorbed into calling functions // 15.2.4.7.1 function asyncStartLoadPartwayThrough(stepState) { return function(resolve, reject) { var loader = stepState.loader; var name = stepState.moduleName; var step = stepState.step; if (loader.modules[name]) throw new TypeError('"' + name + '" already exists in the module table'); // adjusted to pick up existing loads var existingLoad; for (var i = 0, l = loader.loads.length; i < l; i++) { if (loader.loads[i].name == name) { existingLoad = loader.loads[i]; if(step == 'translate' && !existingLoad.source) { existingLoad.address = stepState.moduleAddress; proceedToTranslate(loader, existingLoad, Promise.resolve(stepState.moduleSource)); } return existingLoad.linkSets[0].done.then(function() { resolve(existingLoad); }); } } var load = createLoad(name); load.metadata = stepState.moduleMetadata; var linkSet = createLinkSet(loader, load); loader.loads.push(load); resolve(linkSet.done); if (step == 'locate') proceedToLocate(loader, load); else if (step == 'fetch') proceedToFetch(loader, load, Promise.resolve(stepState.moduleAddress)); else { console.assert(step == 'translate', 'translate step'); load.address = stepState.moduleAddress; proceedToTranslate(loader, load, Promise.resolve(stepState.moduleSource)); } } } // Declarative linking functions run through alternative implementation: // 15.2.5.1.1 CreateModuleLinkageRecord not implemented // 15.2.5.1.2 LookupExport not implemented // 15.2.5.1.3 LookupModuleDependency not implemented // 15.2.5.2.1 function createLinkSet(loader, startingLoad) { var linkSet = { loader: loader, loads: [], startingLoad: startingLoad, // added see spec bug https://bugs.ecmascript.org/show_bug.cgi?id=2995 loadingCount: 0 }; linkSet.done = new Promise(function(resolve, reject) { linkSet.resolve = resolve; linkSet.reject = reject; }); addLoadToLinkSet(linkSet, startingLoad); return linkSet; } // 15.2.5.2.2 function addLoadToLinkSet(linkSet, load) { console.assert(load.status == 'loading' || load.status == 'loaded', 'loading or loaded on link set'); for (var i = 0, l = linkSet.loads.length; i < l; i++) if (linkSet.loads[i] == load) return; linkSet.loads.push(load); load.linkSets.push(linkSet); // adjustment, see https://bugs.ecmascript.org/show_bug.cgi?id=2603 if (load.status != 'loaded') { linkSet.loadingCount++; } var loader = linkSet.loader; for (var i = 0, l = load.dependencies.length; i < l; i++) { var name = load.dependencies[i].value; if (loader.modules[name]) continue; for (var j = 0, d = loader.loads.length; j < d; j++) { if (loader.loads[j].name != name) continue; addLoadToLinkSet(linkSet, loader.loads[j]); break; } } // console.log('add to linkset ' + load.name); // snapshot(linkSet.loader); } // linking errors can be generic or load-specific // this is necessary for debugging info function doLink(linkSet) { var error = false; try { link(linkSet, function(load, exc) { linkSetFailed(linkSet, load, exc); error = true; }); } catch(e) { linkSetFailed(linkSet, null, e); error = true; } return error; } // 15.2.5.2.3 function updateLinkSetOnLoad(linkSet, load) { // console.log('update linkset on load ' + load.name); // snapshot(linkSet.loader); console.assert(load.status == 'loaded' || load.status == 'linked', 'loaded or linked'); linkSet.loadingCount--; if (linkSet.loadingCount > 0) return; // adjusted for spec bug https://bugs.ecmascript.org/show_bug.cgi?id=2995 var startingLoad = linkSet.startingLoad; // non-executing link variation for loader tracing // on the server. Not in spec. /***/ if (linkSet.loader.loaderObj.execute === false) { var loads = [].concat(linkSet.loads); for (var i = 0, l = loads.length; i < l; i++) { var load = loads[i]; load.module = !load.isDeclarative ? { module: _newModule({}) } : { name: load.name, module: _newModule({}), evaluated: true }; load.status = 'linked'; finishLoad(linkSet.loader, load); } return linkSet.resolve(startingLoad); } /***/ var abrupt = doLink(linkSet); if (abrupt) return; console.assert(linkSet.loads.length == 0, 'loads cleared'); linkSet.resolve(startingLoad); } // 15.2.5.2.4 function linkSetFailed(linkSet, load, exc) { var loader = linkSet.loader; if (load && linkSet.loads[0].name != load.name) exc = addToError(exc, 'Error loading "' + load.name + '" from "' + linkSet.loads[0].name + '" at ' + (linkSet.loads[0].address || '') + '\n'); if (load) exc = addToError(exc, 'Error loading "' + load.name + '" at ' + (load.address || '') + '\n'); var loads = linkSet.loads.concat([]); for (var i = 0, l = loads.length; i < l; i++) { var load = loads[i]; // store all failed load records loader.loaderObj.failed = loader.loaderObj.failed || []; if (indexOf.call(loader.loaderObj.failed, load) == -1) loader.loaderObj.failed.push(load); var linkIndex = indexOf.call(load.linkSets, linkSet); console.assert(linkIndex != -1, 'link not present'); load.linkSets.splice(linkIndex, 1); if (load.linkSets.length == 0) { var globalLoadsIndex = indexOf.call(linkSet.loader.loads, load); if (globalLoadsIndex != -1) linkSet.loader.loads.splice(globalLoadsIndex, 1); } } linkSet.reject(exc); } // 15.2.5.2.5 function finishLoad(loader, load) { // add to global trace if tracing if (loader.loaderObj.trace) { if (!loader.loaderObj.loads) loader.loaderObj.loads = {}; var depMap = {}; load.dependencies.forEach(function(dep) { depMap[dep.key] = dep.value; }); loader.loaderObj.loads[load.name] = { name: load.name, deps: load.dependencies.map(function(dep){ return dep.key }), depMap: depMap, address: load.address, metadata: load.metadata, source: load.source, kind: load.isDeclarative ? 'declarative' : 'dynamic' }; } // if not anonymous, add to the module table if (load.name) { console.assert(!loader.modules[load.name], 'load not in module table'); loader.modules[load.name] = load.module; } var loadIndex = indexOf.call(loader.loads, load); if (loadIndex != -1) loader.loads.splice(loadIndex, 1); for (var i = 0, l = load.linkSets.length; i < l; i++) { loadIndex = indexOf.call(load.linkSets[i].loads, load); if (loadIndex != -1) load.linkSets[i].loads.splice(loadIndex, 1); } load.linkSets.splice(0, load.linkSets.length); } // 15.2.5.3 Module Linking Groups // 15.2.5.3.2 BuildLinkageGroups alternative implementation // Adjustments (also see https://bugs.ecmascript.org/show_bug.cgi?id=2755) // 1. groups is an already-interleaved array of group kinds // 2. load.groupIndex is set when this function runs // 3. load.groupIndex is the interleaved index ie 0 declarative, 1 dynamic, 2 declarative, ... (or starting with dynamic) function buildLinkageGroups(load, loads, groups) { groups[load.groupIndex] = groups[load.groupIndex] || []; // if the load already has a group index and its in its group, its already been done // this logic naturally handles cycles if (indexOf.call(groups[load.groupIndex], load) != -1) return; // now add it to the group to indicate its been seen groups[load.groupIndex].push(load); for (var i = 0, l = loads.length; i < l; i++) { var loadDep = loads[i]; // dependencies not found are already linked for (var j = 0; j < load.dependencies.length; j++) { if (loadDep.name == load.dependencies[j].value) { // by definition all loads in linkset are loaded, not linked console.assert(loadDep.status == 'loaded', 'Load in linkSet not loaded!'); // if it is a group transition, the index of the dependency has gone up // otherwise it is the same as the parent var loadDepGroupIndex = load.groupIndex + (loadDep.isDeclarative != load.isDeclarative); // the group index of an entry is always the maximum if (loadDep.groupIndex === undefined || loadDep.groupIndex < loadDepGroupIndex) { // if already in a group, remove from the old group if (loadDep.groupIndex !== undefined) { groups[loadDep.groupIndex].splice(indexOf.call(groups[loadDep.groupIndex], loadDep), 1); // if the old group is empty, then we have a mixed depndency cycle if (groups[loadDep.groupIndex].length == 0) throw new TypeError("Mixed dependency cycle detected"); } loadDep.groupIndex = loadDepGroupIndex; } buildLinkageGroups(loadDep, loads, groups); } } } } function doDynamicExecute(linkSet, load, linkError) { try { var module = load.execute(); } catch(e) { linkError(load, e); return; } if (!module || !(module instanceof Module)) linkError(load, new TypeError('Execution must define a Module instance')); else return module; } // 15.2.5.4 function link(linkSet, linkError) { var loader = linkSet.loader; if (!linkSet.loads.length) return; // console.log('linking {' + logloads(linkSet.loads) + '}'); // snapshot(loader); // 15.2.5.3.1 LinkageGroups alternative implementation // build all the groups // because the first load represents the top of the tree // for a given linkset, we can work down from there var groups = []; var startingLoad = linkSet.loads[0]; startingLoad.groupIndex = 0; buildLinkageGroups(startingLoad, linkSet.loads, groups); // determine the kind of the bottom group var curGroupDeclarative = startingLoad.isDeclarative == groups.length % 2; // run through the groups from bottom to top for (var i = groups.length - 1; i >= 0; i--) { var group = groups[i]; for (var j = 0; j < group.length; j++) { var load = group[j]; // 15.2.5.5 LinkDeclarativeModules adjusted if (curGroupDeclarative) { linkDeclarativeModule(load, linkSet.loads, loader); } // 15.2.5.6 LinkDynamicModules adjusted else { var module = doDynamicExecute(linkSet, load, linkError); if (!module) return; load.module = { name: load.name, module: module }; load.status = 'linked'; } finishLoad(loader, load); } // alternative current kind for next loop curGroupDeclarative = !curGroupDeclarative; } } // custom module records for binding graph // store linking module records in a separate table function getOrCreateModuleRecord(name, loader) { var moduleRecords = loader.moduleRecords; return moduleRecords[name] || (moduleRecords[name] = { name: name, dependencies: [], module: new Module(), // start from an empty module and extend importers: [] }); } // custom declarative linking function function linkDeclarativeModule(load, loads, loader) { if (load.module) return; var module = load.module = getOrCreateModuleRecord(load.name, loader); var moduleObj = load.module.module; var registryEntry = load.declare.call(__global, function(name, value) { // NB This should be an Object.defineProperty, but that is very slow. // By disaling this module write-protection we gain performance. // It could be useful to allow an option to enable or disable this. module.locked = true; moduleObj[name] = value; for (var i = 0, l = module.importers.length; i < l; i++) { var importerModule = module.importers[i]; if (!importerModule.locked) { var importerIndex = indexOf.call(importerModule.dependencies, module); importerModule.setters[importerIndex](moduleObj); } } module.locked = false; return value; }); // setup our setters and execution function module.setters = registryEntry.setters; module.execute = registryEntry.execute; // now link all the module dependencies // amending the depMap as we go for (var i = 0, l = load.dependencies.length; i < l; i++) { var depName = load.dependencies[i].value; var depModule = loader.modules[depName]; // if dependency not already in the module registry // then try and link it now if (!depModule) { // get the dependency load record for (var j = 0; j < loads.length; j++) { if (loads[j].name != depName) continue; // only link if already not already started linking (stops at circular / dynamic) if (!loads[j].module) { linkDeclarativeModule(loads[j], loads, loader); depModule = loads[j].module; } // if circular, create the module record else { depModule = getOrCreateModuleRecord(depName, loader); } } } // only declarative modules have dynamic bindings if (depModule.importers) { module.dependencies.push(depModule); depModule.importers.push(module); } else { // track dynamic records as null module records as already linked module.dependencies.push(null); } // run the setter for this dependency if (module.setters[i]) module.setters[i](depModule.module); } load.status = 'linked'; } // 15.2.5.5.1 LinkImports not implemented // 15.2.5.7 ResolveExportEntries not implemented // 15.2.5.8 ResolveExports not implemented // 15.2.5.9 ResolveExport not implemented // 15.2.5.10 ResolveImportEntries not implemented // 15.2.6.1 function evaluateLoadedModule(loader, load) { console.assert(load.status == 'linked', 'is linked ' + load.name); doEnsureEvaluated(load.module, [], loader); return load.module.module; } /* * Module Object non-exotic for ES5: * * module.module bound module object * module.execute execution function for module * module.dependencies list of module objects for dependencies * See getOrCreateModuleRecord for all properties * */ function doExecute(module) { try { module.execute.call(__global); } catch(e) { return e; } } // propogate execution errors // see https://bugs.ecmascript.org/show_bug.cgi?id=2993 function doEnsureEvaluated(module, seen, loader) { var err = ensureEvaluated(module, seen, loader); if (err) throw err; } // 15.2.6.2 EnsureEvaluated adjusted function ensureEvaluated(module, seen, loader) { if (module.evaluated || !module.dependencies) return; seen.push(module); var deps = module.dependencies; var err; for (var i = 0, l = deps.length; i < l; i++) { var dep = deps[i]; // dynamic dependencies are empty in module.dependencies // as they are already linked if (!dep) continue; if (indexOf.call(seen, dep) == -1) { err = ensureEvaluated(dep, seen, loader); // stop on error, see https://bugs.ecmascript.org/show_bug.cgi?id=2996 if (err) { err = addToError(err, 'Error evaluating ' + dep.name + '\n'); return err; } } } if (module.failed) return new Error('Module failed execution.'); if (module.evaluated) return; module.evaluated = true; err = doExecute(module); if (err) { module.failed = true; } else if (Object.preventExtensions) { // spec variation // we don't create a new module here because it was created and ammended // we just disable further extensions instead Object.preventExtensions(module.module); } module.execute = undefined; return err; } function addToError(err, msg) { if (err instanceof Error) err.message = msg + err.message; else err = msg + err; return err; } // 26.3 Loader // 26.3.1.1 function Loader(options) { if (typeof options != 'object') throw new TypeError('Options must be an object'); if (options.normalize) this.normalize = options.normalize; if (options.locate) this.locate = options.locate; if (options.fetch) this.fetch = options.fetch; if (options.translate) this.translate = options.translate; if (options.instantiate) this.instantiate = options.instantiate; this._loader = { loaderObj: this, loads: [], modules: {}, importPromises: {}, moduleRecords: {} }; // 26.3.3.6 defineProperty(this, 'global', { get: function() { return __global; } }); // 26.3.3.13 realm not implemented } function Module() {} // importPromises adds ability to import a module twice without error - https://bugs.ecmascript.org/show_bug.cgi?id=2601 function createImportPromise(loader, name, promise) { var importPromises = loader._loader.importPromises; return importPromises[name] = promise.then(function(m) { importPromises[name] = undefined; return m; }, function(e) { importPromises[name] = undefined; throw e; }); } Loader.prototype = { // 26.3.3.1 constructor: Loader, // 26.3.3.2 define: function(name, source, options) { // check if already defined if (this._loader.importPromises[name]) throw new TypeError('Module is already loading.'); return createImportPromise(this, name, new Promise(asyncStartLoadPartwayThrough({ step: 'translate', loader: this._loader, moduleName: name, moduleMetadata: options && options.metadata || {}, moduleSource: source, moduleAddress: options && options.address }))); }, // 26.3.3.3 'delete': function(name) { var loader = this._loader; delete loader.importPromises[name]; delete loader.moduleRecords[name]; return loader.modules[name] ? delete loader.modules[name] : false; }, // 26.3.3.4 entries not implemented // 26.3.3.5 get: function(key) { if (!this._loader.modules[key]) return; doEnsureEvaluated(this._loader.modules[key], [], this); return this._loader.modules[key].module; }, // 26.3.3.7 has: function(name) { return !!this._loader.modules[name]; }, // 26.3.3.8 'import': function(name, options) { // run normalize first var loaderObj = this; // added, see https://bugs.ecmascript.org/show_bug.cgi?id=2659 return Promise.resolve(loaderObj.normalize(name, options && options.name, options && options.address)) .then(function(name) { var loader = loaderObj._loader; if (loader.modules[name]) { doEnsureEvaluated(loader.modules[name], [], loader._loader); return loader.modules[name].module; } return loader.importPromises[name] || createImportPromise(loaderObj, name, loadModule(loader, name, options || {}) .then(function(load) { delete loader.importPromises[name]; return evaluateLoadedModule(loader, load); })); }); }, // 26.3.3.9 keys not implemented // 26.3.3.10 load: function(name, options) { if (this._loader.modules[name]) { doEnsureEvaluated(this._loader.modules[name], [], this._loader); return Promise.resolve(this._loader.modules[name].module); } return this._loader.importPromises[name] || createImportPromise(this, name, loadModule(this._loader, name, {})); }, // 26.3.3.11 module: function(source, options) { var load = createLoad(); load.address = options && options.address; var linkSet = createLinkSet(this._loader, load); var sourcePromise = Promise.resolve(source); var loader = this._loader; var p = linkSet.done.then(function() { return evaluateLoadedModule(loader, load); }); proceedToTranslate(loader, load, sourcePromise); return p; }, // 26.3.3.12 newModule: function (obj) { if (typeof obj != 'object') throw new TypeError('Expected object'); // we do this to be able to tell if a module is a module privately in ES5 // by doing m instanceof Module var m = new Module(); var pNames; if (Object.getOwnPropertyNames && obj != null) { pNames = Object.getOwnPropertyNames(obj); } else { pNames = []; for (var key in obj) pNames.push(key); } for (var i = 0; i < pNames.length; i++) (function(key) { defineProperty(m, key, { configurable: false, enumerable: true, get: function () { return obj[key]; } }); })(pNames[i]); if (Object.preventExtensions) Object.preventExtensions(m); return m; }, // 26.3.3.14 set: function(name, module) { if (!(module instanceof Module)) throw new TypeError('Loader.set(' + name + ', module) must be a module'); this._loader.modules[name] = { module: module }; }, // 26.3.3.15 values not implemented // 26.3.3.16 @@iterator not implemented // 26.3.3.17 @@toStringTag not implemented // 26.3.3.18.1 normalize: function(name, referrerName, referrerAddress) { return name; }, // 26.3.3.18.2 locate: function(load) { return load.name; }, // 26.3.3.18.3 fetch: function(load) { throw new TypeError('Fetch not implemented'); }, // 26.3.3.18.4 translate: function(load) { return load.source; }, // 26.3.3.18.5 instantiate: function(load) { } }; var _newModule = Loader.prototype.newModule; if (typeof exports === 'object') module.exports = Loader; __global.Reflect = __global.Reflect || {}; __global.Reflect.Loader = __global.Reflect.Loader || Loader; __global.Reflect.global = __global.Reflect.global || __global; __global.LoaderPolyfill = Loader; })(); /* * Traceur and Babel transpile hook for Loader */ (function(Loader) { var g = __global; function getTranspilerModule(loader, globalName) { return loader.newModule({ 'default': g[globalName], __useDefault: true }); } // use Traceur by default Loader.prototype.transpiler = 'traceur'; Loader.prototype.transpile = function(load) { var self = this; // pick up Transpiler modules from existing globals on first run if set if (!self.transpilerHasRun) { if (g.traceur && !self.has('traceur')) self.set('traceur', getTranspilerModule(self, 'traceur')); if (g.babel && !self.has('babel')) self.set('babel', getTranspilerModule(self, 'babel')); self.transpilerHasRun = true; } return self['import'](self.transpiler).then(function(transpiler) { if (transpiler.__useDefault) transpiler = transpiler['default']; return 'var __moduleAddress = "' + load.address + '";' + (transpiler.Compiler ? traceurTranspile : babelTranspile).call(self, load, transpiler); }); }; Loader.prototype.instantiate = function(load) { var self = this; return Promise.resolve(self.normalize(self.transpiler)) .then(function(transpilerNormalized) { // load transpiler as a global (avoiding System clobbering) if (load.name === transpilerNormalized) { return { deps: [], execute: function() { var curSystem = g.System; var curLoader = g.Reflect.Loader; // ensure not detected as CommonJS __eval('(function(require,exports,module){' + load.source + '})();', g, load); g.System = curSystem; g.Reflect.Loader = curLoader; return getTranspilerModule(self, load.name); } }; } }); }; function traceurTranspile(load, traceur) { var options = this.traceurOptions || {}; options.modules = 'instantiate'; options.script = false; options.sourceMaps = 'inline'; options.filename = load.address; options.inputSourceMap = load.metadata.sourceMap; options.moduleName = false; var compiler = new traceur.Compiler(options); var source = doTraceurCompile(load.source, compiler, options.filename); // add "!eval" to end of Traceur sourceURL // I believe this does something? return source + '\n//# sourceURL=' + load.address + '!eval'; } function doTraceurCompile(source, compiler, filename) { try { return compiler.compile(source, filename); } catch(e) { // traceur throws an error array throw e[0]; } } function babelTranspile(load, babel) { var options = this.babelOptions || {}; options.modules = 'system'; options.sourceMap = 'inline'; options.filename = load.address; options.code = true; options.ast = false; if (!options.blacklist) options.blacklist = ['react']; var source = babel.transform(load.source, options).code; // add "!eval" to end of Babel sourceURL // I believe this does something? return source + '\n//# sourceURL=' + load.address + '!eval'; } })(__global.LoaderPolyfill); /* ********************************************************************************************* System Loader Implementation - Implemented to https://github.com/jorendorff/js-loaders/blob/master/browser-loader.js -