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// vim:ts=4:sts=4:sw=4: /*! * * Copyright 2009-2016 Kris Kowal under the terms of the MIT * license found at https://github.com/kriskowal/q/blob/v1/LICENSE * * With parts by Tyler Close * Copyright 2007-2009 Tyler Close under the terms of the MIT X license found * at http://www.opensource.org/licenses/mit-license.html * Forked at ref_send.js version: 2009-05-11 * * With parts by Mark Miller * Copyright (C) 2011 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ (function (definition) { "use strict"; // This file will function properly as a <script> tag, or a module // using CommonJS and NodeJS or RequireJS module formats. In // Common/Node/RequireJS, the module exports the Q API and when // executed as a simple <script>, it creates a Q global instead. // Montage Require if (typeof bootstrap === "function") { bootstrap("promise", definition); // CommonJS } else if (typeof exports === "object" && typeof module === "object") { module.exports = definition(); // RequireJS } else if (typeof define === "function" && define.amd) { define(definition); // SES (Secure EcmaScript) } else if (typeof ses !== "undefined") { if (!ses.ok()) { return; } else { ses.makeQ = definition; } // <script> } else if (typeof window !== "undefined" || typeof self !== "undefined") { // Prefer window over self for add-on scripts. Use self for // non-windowed contexts. var global = typeof window !== "undefined" ? window : self; // Get the `window` object, save the previous Q global // and initialize Q as a global. var previousQ = global.Q; global.Q = definition(); // Add a noConflict function so Q can be removed from the // global namespace. global.Q.noConflict = function () { global.Q = previousQ; return this; }; } else { throw new Error("This environment was not anticipated by Q. Please file a bug."); } })(function () { "use strict"; var hasStacks = false; try { throw new Error(); } catch (e) { hasStacks = !!e.stack; } // All code after this point will be filtered from stack traces reported // by Q. var qStartingLine = captureLine(); var qFileName; // shims // used for fallback in "allResolved" var noop = function () {}; // Use the fastest possible means to execute a task in a future turn // of the event loop. var nextTick =(function () { // linked list of tasks (single, with head node) var head = {task: void 0, next: null}; var tail = head; var flushing = false; var requestTick = void 0; var isNodeJS = false; // queue for late tasks, used by unhandled rejection tracking var laterQueue = []; function flush() { /* jshint loopfunc: true */ var task, domain; while (head.next) { head = head.next; task = head.task; head.task = void 0; domain = head.domain; if (domain) { head.domain = void 0; domain.enter(); } runSingle(task, domain); } while (laterQueue.length) { task = laterQueue.pop(); runSingle(task); } flushing = false; } // runs a single function in the async queue function runSingle(task, domain) { try { task(); } catch (e) { if (isNodeJS) { // In node, uncaught exceptions are considered fatal errors. // Re-throw them synchronously to interrupt flushing! // Ensure continuation if the uncaught exception is suppressed // listening "uncaughtException" events (as domains does). // Continue in next event to avoid tick recursion. if (domain) { domain.exit(); } setTimeout(flush, 0); if (domain) { domain.enter(); } throw e; } else { // In browsers, uncaught exceptions are not fatal. // Re-throw them asynchronously to avoid slow-downs. setTimeout(function () { throw e; }, 0); } } if (domain) { domain.exit(); } } nextTick = function (task) { tail = tail.next = { task: task, domain: isNodeJS && process.domain, next: null }; if (!flushing) { flushing = true; requestTick(); } }; if (typeof process === "object" && process.toString() === "[object process]" && process.nextTick) { // Ensure Q is in a real Node environment, with a `process.nextTick`. // To see through fake Node environments: // * Mocha test runner - exposes a `process` global without a `nextTick` // * Browserify - exposes a `process.nexTick` function that uses // `setTimeout`. In this case `setImmediate` is preferred because // it is faster. Browserify's `process.toString()` yields // "[object Object]", while in a real Node environment // `process.nextTick()` yields "[object process]". isNodeJS = true; requestTick = function () { process.nextTick(flush); }; } else if (typeof setImmediate === "function") { // In IE10, Node.js 0.9+, or https://github.com/NobleJS/setImmediate if (typeof window !== "undefined") { requestTick = setImmediate.bind(window, flush); } else { requestTick = function () { setImmediate(flush); }; } } else if (typeof MessageChannel !== "undefined") { // modern browsers // http://www.nonblocking.io/2011/06/windownexttick.html var channel = new MessageChannel(); // At least Safari Version 6.0.5 (8536.30.1) intermittently cannot create // working message ports the first time a page loads. channel.port1.onmessage = function () { requestTick = requestPortTick; channel.port1.onmessage = flush; flush(); }; var requestPortTick = function () { // Opera requires us to provide a message payload, regardless of // whether we use it. channel.port2.postMessage(0); }; requestTick = function () { setTimeout(flush, 0); requestPortTick(); }; } else { // old browsers requestTick = function () { setTimeout(flush, 0); }; } // runs a task after all other tasks have been run // this is useful for unhandled rejection tracking that needs to happen // after all `then`d tasks have been run. nextTick.runAfter = function (task) { laterQueue.push(task); if (!flushing) { flushing = true; requestTick(); } }; return nextTick; })(); // Attempt to make generics safe in the face of downstream // modifications. // There is no situation where this is necessary. // If you need a security guarantee, these primordials need to be // deeply frozen anyway, and if you don’t need a security guarante