From abd94a7f5a50f43c797a11b53549ae48fff667c3 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 10 Oct 2016 03:43:44 +0200
Subject: add node_modules to address #4364

---
 node_modules/when/when.js | 228 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 228 insertions(+)
 create mode 100644 node_modules/when/when.js

(limited to 'node_modules/when/when.js')

diff --git a/node_modules/when/when.js b/node_modules/when/when.js
new file mode 100644
index 000000000..65f8e4305
--- /dev/null
+++ b/node_modules/when/when.js
@@ -0,0 +1,228 @@
+/** @license MIT License (c) copyright 2010-2014 original author or authors */
+
+/**
+ * Promises/A+ and when() implementation
+ * when is part of the cujoJS family of libraries (http://cujojs.com/)
+ * @author Brian Cavalier
+ * @author John Hann
+ */
+(function(define) { 'use strict';
+define(function (require) {
+
+	var timed = require('./lib/decorators/timed');
+	var array = require('./lib/decorators/array');
+	var flow = require('./lib/decorators/flow');
+	var fold = require('./lib/decorators/fold');
+	var inspect = require('./lib/decorators/inspect');
+	var generate = require('./lib/decorators/iterate');
+	var progress = require('./lib/decorators/progress');
+	var withThis = require('./lib/decorators/with');
+	var unhandledRejection = require('./lib/decorators/unhandledRejection');
+	var TimeoutError = require('./lib/TimeoutError');
+
+	var Promise = [array, flow, fold, generate, progress,
+		inspect, withThis, timed, unhandledRejection]
+		.reduce(function(Promise, feature) {
+			return feature(Promise);
+		}, require('./lib/Promise'));
+
+	var apply = require('./lib/apply')(Promise);
+
+	// Public API
+
+	when.promise     = promise;              // Create a pending promise
+	when.resolve     = Promise.resolve;      // Create a resolved promise
+	when.reject      = Promise.reject;       // Create a rejected promise
+
+	when.lift        = lift;                 // lift a function to return promises
+	when['try']      = attempt;              // call a function and return a promise
+	when.attempt     = attempt;              // alias for when.try
+
+	when.iterate     = Promise.iterate;      // DEPRECATED (use cujojs/most streams) Generate a stream of promises
+	when.unfold      = Promise.unfold;       // DEPRECATED (use cujojs/most streams) Generate a stream of promises
+
+	when.join        = join;                 // Join 2 or more promises
+
+	when.all         = all;                  // Resolve a list of promises
+	when.settle      = settle;               // Settle a list of promises
+
+	when.any         = lift(Promise.any);    // One-winner race
+	when.some        = lift(Promise.some);   // Multi-winner race
+	when.race        = lift(Promise.race);   // First-to-settle race
+
+	when.map         = map;                  // Array.map() for promises
+	when.filter      = filter;               // Array.filter() for promises
+	when.reduce      = lift(Promise.reduce);       // Array.reduce() for promises
+	when.reduceRight = lift(Promise.reduceRight);  // Array.reduceRight() for promises
+
+	when.isPromiseLike = isPromiseLike;      // Is something promise-like, aka thenable
+
+	when.Promise     = Promise;              // Promise constructor
+	when.defer       = defer;                // Create a {promise, resolve, reject} tuple
+
+	// Error types
+
+	when.TimeoutError = TimeoutError;
+
+	/**
+	 * Get a trusted promise for x, or by transforming x with onFulfilled
+	 *
+	 * @param {*} x
+	 * @param {function?} onFulfilled callback to be called when x is
+	 *   successfully fulfilled.  If promiseOrValue is an immediate value, callback
+	 *   will be invoked immediately.
+	 * @param {function?} onRejected callback to be called when x is
+	 *   rejected.
+	 * @param {function?} onProgress callback to be called when progress updates
+	 *   are issued for x. @deprecated
+	 * @returns {Promise} a new promise that will fulfill with the return
+	 *   value of callback or errback or the completion value of promiseOrValue if
+	 *   callback and/or errback is not supplied.
+	 */
+	function when(x, onFulfilled, onRejected, onProgress) {
+		var p = Promise.resolve(x);
+		if (arguments.length < 2) {
+			return p;
+		}
+
+		return p.then(onFulfilled, onRejected, onProgress);
+	}
+
+	/**
+	 * Creates a new promise whose fate is determined by resolver.
+	 * @param {function} resolver function(resolve, reject, notify)
+	 * @returns {Promise} promise whose fate is determine by resolver
+	 */
+	function promise(resolver) {
+		return new Promise(resolver);
+	}
+
+	/**
+	 * Lift the supplied function, creating a version of f that returns
+	 * promises, and accepts promises as arguments.
+	 * @param {function} f
+	 * @returns {Function} version of f that returns promises
+	 */
+	function lift(f) {
+		return function() {
+			for(var i=0, l=arguments.length, a=new Array(l); i<l; ++i) {
+				a[i] = arguments[i];
+			}
+			return apply(f, this, a);
+		};
+	}
+
+	/**
+	 * Call f in a future turn, with the supplied args, and return a promise
+	 * for the result.
+	 * @param {function} f
+	 * @returns {Promise}
+	 */
+	function attempt(f /*, args... */) {
+		/*jshint validthis:true */
+		for(var i=0, l=arguments.length-1, a=new Array(l); i<l; ++i) {
+			a[i] = arguments[i+1];
+		}
+		return apply(f, this, a);
+	}
+
+	/**
+	 * Creates a {promise, resolver} pair, either or both of which
+	 * may be given out safely to consumers.
+	 * @return {{promise: Promise, resolve: function, reject: function, notify: function}}
+	 */
+	function defer() {
+		return new Deferred();
+	}
+
+	function Deferred() {
+		var p = Promise._defer();
+
+		function resolve(x) { p._handler.resolve(x); }
+		function reject(x) { p._handler.reject(x); }
+		function notify(x) { p._handler.notify(x); }
+
+		this.promise = p;
+		this.resolve = resolve;
+		this.reject = reject;
+		this.notify = notify;
+		this.resolver = { resolve: resolve, reject: reject, notify: notify };
+	}
+
+	/**
+	 * Determines if x is promise-like, i.e. a thenable object
+	 * NOTE: Will return true for *any thenable object*, and isn't truly
+	 * safe, since it may attempt to access the `then` property of x (i.e.
+	 *  clever/malicious getters may do weird things)
+	 * @param {*} x anything
+	 * @returns {boolean} true if x is promise-like
+	 */
+	function isPromiseLike(x) {
+		return x && typeof x.then === 'function';
+	}
+
+	/**
+	 * Return a promise that will resolve only once all the supplied arguments
+	 * have resolved. The resolution value of the returned promise will be an array
+	 * containing the resolution values of each of the arguments.
+	 * @param {...*} arguments may be a mix of promises and values
+	 * @returns {Promise}
+	 */
+	function join(/* ...promises */) {
+		return Promise.all(arguments);
+	}
+
+	/**
+	 * Return a promise that will fulfill once all input promises have
+	 * fulfilled, or reject when any one input promise rejects.
+	 * @param {array|Promise} promises array (or promise for an array) of promises
+	 * @returns {Promise}
+	 */
+	function all(promises) {
+		return when(promises, Promise.all);
+	}
+
+	/**
+	 * Return a promise that will always fulfill with an array containing
+	 * the outcome states of all input promises.  The returned promise
+	 * will only reject if `promises` itself is a rejected promise.
+	 * @param {array|Promise} promises array (or promise for an array) of promises
+	 * @returns {Promise} promise for array of settled state descriptors
+	 */
+	function settle(promises) {
+		return when(promises, Promise.settle);
+	}
+
+	/**
+	 * Promise-aware array map function, similar to `Array.prototype.map()`,
+	 * but input array may contain promises or values.
+	 * @param {Array|Promise} promises array of anything, may contain promises and values
+	 * @param {function(x:*, index:Number):*} mapFunc map function which may
+	 *  return a promise or value
+	 * @returns {Promise} promise that will fulfill with an array of mapped values
+	 *  or reject if any input promise rejects.
+	 */
+	function map(promises, mapFunc) {
+		return when(promises, function(promises) {
+			return Promise.map(promises, mapFunc);
+		});
+	}
+
+	/**
+	 * Filter the provided array of promises using the provided predicate.  Input may
+	 * contain promises and values
+	 * @param {Array|Promise} promises array of promises and values
+	 * @param {function(x:*, index:Number):boolean} predicate filtering predicate.
+	 *  Must return truthy (or promise for truthy) for items to retain.
+	 * @returns {Promise} promise that will fulfill with an array containing all items
+	 *  for which predicate returned truthy.
+	 */
+	function filter(promises, predicate) {
+		return when(promises, function(promises) {
+			return Promise.filter(promises, predicate);
+		});
+	}
+
+	return when;
+});
+})(typeof define === 'function' && define.amd ? define : function (factory) { module.exports = factory(require); });
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