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					820 lines
				
				26 KiB
			
		
		
			
		
	
	
					820 lines
				
				26 KiB
			| 
											3 years ago
										 | "use strict"; | ||
|  | module.exports = function() { | ||
|  | var makeSelfResolutionError = function () { | ||
|  |     return new TypeError("circular promise resolution chain\u000a\u000a    See http://goo.gl/MqrFmX\u000a"); | ||
|  | }; | ||
|  | var reflectHandler = function() { | ||
|  |     return new Promise.PromiseInspection(this._target()); | ||
|  | }; | ||
|  | var apiRejection = function(msg) { | ||
|  |     return Promise.reject(new TypeError(msg)); | ||
|  | }; | ||
|  | function Proxyable() {} | ||
|  | var UNDEFINED_BINDING = {}; | ||
|  | var util = require("./util"); | ||
|  | util.setReflectHandler(reflectHandler); | ||
|  | 
 | ||
|  | var getDomain = function() { | ||
|  |     var domain = process.domain; | ||
|  |     if (domain === undefined) { | ||
|  |         return null; | ||
|  |     } | ||
|  |     return domain; | ||
|  | }; | ||
|  | var getContextDefault = function() { | ||
|  |     return null; | ||
|  | }; | ||
|  | var getContextDomain = function() { | ||
|  |     return { | ||
|  |         domain: getDomain(), | ||
|  |         async: null | ||
|  |     }; | ||
|  | }; | ||
|  | var AsyncResource = util.isNode && util.nodeSupportsAsyncResource ? | ||
|  |     require("async_hooks").AsyncResource : null; | ||
|  | var getContextAsyncHooks = function() { | ||
|  |     return { | ||
|  |         domain: getDomain(), | ||
|  |         async: new AsyncResource("Bluebird::Promise") | ||
|  |     }; | ||
|  | }; | ||
|  | var getContext = util.isNode ? getContextDomain : getContextDefault; | ||
|  | util.notEnumerableProp(Promise, "_getContext", getContext); | ||
|  | var enableAsyncHooks = function() { | ||
|  |     getContext = getContextAsyncHooks; | ||
|  |     util.notEnumerableProp(Promise, "_getContext", getContextAsyncHooks); | ||
|  | }; | ||
|  | var disableAsyncHooks = function() { | ||
|  |     getContext = getContextDomain; | ||
|  |     util.notEnumerableProp(Promise, "_getContext", getContextDomain); | ||
|  | }; | ||
|  | 
 | ||
|  | var es5 = require("./es5"); | ||
|  | var Async = require("./async"); | ||
|  | var async = new Async(); | ||
|  | es5.defineProperty(Promise, "_async", {value: async}); | ||
|  | var errors = require("./errors"); | ||
|  | var TypeError = Promise.TypeError = errors.TypeError; | ||
|  | Promise.RangeError = errors.RangeError; | ||
|  | var CancellationError = Promise.CancellationError = errors.CancellationError; | ||
|  | Promise.TimeoutError = errors.TimeoutError; | ||
|  | Promise.OperationalError = errors.OperationalError; | ||
|  | Promise.RejectionError = errors.OperationalError; | ||
|  | Promise.AggregateError = errors.AggregateError; | ||
|  | var INTERNAL = function(){}; | ||
|  | var APPLY = {}; | ||
|  | var NEXT_FILTER = {}; | ||
|  | var tryConvertToPromise = require("./thenables")(Promise, INTERNAL); | ||
|  | var PromiseArray = | ||
|  |     require("./promise_array")(Promise, INTERNAL, | ||
|  |                                tryConvertToPromise, apiRejection, Proxyable); | ||
|  | var Context = require("./context")(Promise); | ||
|  |  /*jshint unused:false*/ | ||
|  | var createContext = Context.create; | ||
|  | 
 | ||
|  | var debug = require("./debuggability")(Promise, Context, | ||
|  |     enableAsyncHooks, disableAsyncHooks); | ||
|  | var CapturedTrace = debug.CapturedTrace; | ||
|  | var PassThroughHandlerContext = | ||
|  |     require("./finally")(Promise, tryConvertToPromise, NEXT_FILTER); | ||
|  | var catchFilter = require("./catch_filter")(NEXT_FILTER); | ||
|  | var nodebackForPromise = require("./nodeback"); | ||
|  | var errorObj = util.errorObj; | ||
|  | var tryCatch = util.tryCatch; | ||
|  | function check(self, executor) { | ||
|  |     if (self == null || self.constructor !== Promise) { | ||
|  |         throw new TypeError("the promise constructor cannot be invoked directly\u000a\u000a    See http://goo.gl/MqrFmX\u000a"); | ||
|  |     } | ||
|  |     if (typeof executor !== "function") { | ||
|  |         throw new TypeError("expecting a function but got " + util.classString(executor)); | ||
|  |     } | ||
|  | 
 | ||
|  | } | ||
|  | 
 | ||
|  | function Promise(executor) { | ||
|  |     if (executor !== INTERNAL) { | ||
|  |         check(this, executor); | ||
|  |     } | ||
|  |     this._bitField = 0; | ||
|  |     this._fulfillmentHandler0 = undefined; | ||
|  |     this._rejectionHandler0 = undefined; | ||
|  |     this._promise0 = undefined; | ||
|  |     this._receiver0 = undefined; | ||
|  |     this._resolveFromExecutor(executor); | ||
|  |     this._promiseCreated(); | ||
|  |     this._fireEvent("promiseCreated", this); | ||
|  | } | ||
|  | 
 | ||
|  | Promise.prototype.toString = function () { | ||
|  |     return "[object Promise]"; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.caught = Promise.prototype["catch"] = function (fn) { | ||
|  |     var len = arguments.length; | ||
|  |     if (len > 1) { | ||
|  |         var catchInstances = new Array(len - 1), | ||
|  |             j = 0, i; | ||
|  |         for (i = 0; i < len - 1; ++i) { | ||
|  |             var item = arguments[i]; | ||
|  |             if (util.isObject(item)) { | ||
|  |                 catchInstances[j++] = item; | ||
|  |             } else { | ||
|  |                 return apiRejection("Catch statement predicate: " + | ||
|  |                     "expecting an object but got " + util.classString(item)); | ||
|  |             } | ||
|  |         } | ||
|  |         catchInstances.length = j; | ||
|  |         fn = arguments[i]; | ||
|  | 
 | ||
|  |         if (typeof fn !== "function") { | ||
|  |             throw new TypeError("The last argument to .catch() " + | ||
|  |                 "must be a function, got " + util.toString(fn)); | ||
|  |         } | ||
|  |         return this.then(undefined, catchFilter(catchInstances, fn, this)); | ||
|  |     } | ||
|  |     return this.then(undefined, fn); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.reflect = function () { | ||
|  |     return this._then(reflectHandler, | ||
|  |         reflectHandler, undefined, this, undefined); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.then = function (didFulfill, didReject) { | ||
|  |     if (debug.warnings() && arguments.length > 0 && | ||
|  |         typeof didFulfill !== "function" && | ||
|  |         typeof didReject !== "function") { | ||
|  |         var msg = ".then() only accepts functions but was passed: " + | ||
|  |                 util.classString(didFulfill); | ||
|  |         if (arguments.length > 1) { | ||
|  |             msg += ", " + util.classString(didReject); | ||
|  |         } | ||
|  |         this._warn(msg); | ||
|  |     } | ||
|  |     return this._then(didFulfill, didReject, undefined, undefined, undefined); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.done = function (didFulfill, didReject) { | ||
|  |     var promise = | ||
|  |         this._then(didFulfill, didReject, undefined, undefined, undefined); | ||
|  |     promise._setIsFinal(); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.spread = function (fn) { | ||
|  |     if (typeof fn !== "function") { | ||
|  |         return apiRejection("expecting a function but got " + util.classString(fn)); | ||
|  |     } | ||
|  |     return this.all()._then(fn, undefined, undefined, APPLY, undefined); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.toJSON = function () { | ||
|  |     var ret = { | ||
|  |         isFulfilled: false, | ||
|  |         isRejected: false, | ||
|  |         fulfillmentValue: undefined, | ||
|  |         rejectionReason: undefined | ||
|  |     }; | ||
|  |     if (this.isFulfilled()) { | ||
|  |         ret.fulfillmentValue = this.value(); | ||
|  |         ret.isFulfilled = true; | ||
|  |     } else if (this.isRejected()) { | ||
|  |         ret.rejectionReason = this.reason(); | ||
|  |         ret.isRejected = true; | ||
|  |     } | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.all = function () { | ||
|  |     if (arguments.length > 0) { | ||
|  |         this._warn(".all() was passed arguments but it does not take any"); | ||
|  |     } | ||
|  |     return new PromiseArray(this).promise(); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype.error = function (fn) { | ||
|  |     return this.caught(util.originatesFromRejection, fn); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.getNewLibraryCopy = module.exports; | ||
|  | 
 | ||
|  | Promise.is = function (val) { | ||
|  |     return val instanceof Promise; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.fromNode = Promise.fromCallback = function(fn) { | ||
|  |     var ret = new Promise(INTERNAL); | ||
|  |     ret._captureStackTrace(); | ||
|  |     var multiArgs = arguments.length > 1 ? !!Object(arguments[1]).multiArgs | ||
|  |                                          : false; | ||
|  |     var result = tryCatch(fn)(nodebackForPromise(ret, multiArgs)); | ||
|  |     if (result === errorObj) { | ||
|  |         ret._rejectCallback(result.e, true); | ||
|  |     } | ||
|  |     if (!ret._isFateSealed()) ret._setAsyncGuaranteed(); | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.all = function (promises) { | ||
|  |     return new PromiseArray(promises).promise(); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.cast = function (obj) { | ||
|  |     var ret = tryConvertToPromise(obj); | ||
|  |     if (!(ret instanceof Promise)) { | ||
|  |         ret = new Promise(INTERNAL); | ||
|  |         ret._captureStackTrace(); | ||
|  |         ret._setFulfilled(); | ||
|  |         ret._rejectionHandler0 = obj; | ||
|  |     } | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.resolve = Promise.fulfilled = Promise.cast; | ||
|  | 
 | ||
|  | Promise.reject = Promise.rejected = function (reason) { | ||
|  |     var ret = new Promise(INTERNAL); | ||
|  |     ret._captureStackTrace(); | ||
|  |     ret._rejectCallback(reason, true); | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.setScheduler = function(fn) { | ||
|  |     if (typeof fn !== "function") { | ||
|  |         throw new TypeError("expecting a function but got " + util.classString(fn)); | ||
|  |     } | ||
|  |     return async.setScheduler(fn); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._then = function ( | ||
|  |     didFulfill, | ||
|  |     didReject, | ||
|  |     _,    receiver, | ||
|  |     internalData | ||
|  | ) { | ||
|  |     var haveInternalData = internalData !== undefined; | ||
|  |     var promise = haveInternalData ? internalData : new Promise(INTERNAL); | ||
|  |     var target = this._target(); | ||
|  |     var bitField = target._bitField; | ||
|  | 
 | ||
|  |     if (!haveInternalData) { | ||
|  |         promise._propagateFrom(this, 3); | ||
|  |         promise._captureStackTrace(); | ||
|  |         if (receiver === undefined && | ||
|  |             ((this._bitField & 2097152) !== 0)) { | ||
|  |             if (!((bitField & 50397184) === 0)) { | ||
|  |                 receiver = this._boundValue(); | ||
|  |             } else { | ||
|  |                 receiver = target === this ? undefined : this._boundTo; | ||
|  |             } | ||
|  |         } | ||
|  |         this._fireEvent("promiseChained", this, promise); | ||
|  |     } | ||
|  | 
 | ||
|  |     var context = getContext(); | ||
|  |     if (!((bitField & 50397184) === 0)) { | ||
|  |         var handler, value, settler = target._settlePromiseCtx; | ||
|  |         if (((bitField & 33554432) !== 0)) { | ||
|  |             value = target._rejectionHandler0; | ||
|  |             handler = didFulfill; | ||
|  |         } else if (((bitField & 16777216) !== 0)) { | ||
|  |             value = target._fulfillmentHandler0; | ||
|  |             handler = didReject; | ||
|  |             target._unsetRejectionIsUnhandled(); | ||
|  |         } else { | ||
|  |             settler = target._settlePromiseLateCancellationObserver; | ||
|  |             value = new CancellationError("late cancellation observer"); | ||
|  |             target._attachExtraTrace(value); | ||
|  |             handler = didReject; | ||
|  |         } | ||
|  | 
 | ||
|  |         async.invoke(settler, target, { | ||
|  |             handler: util.contextBind(context, handler), | ||
|  |             promise: promise, | ||
|  |             receiver: receiver, | ||
|  |             value: value | ||
|  |         }); | ||
|  |     } else { | ||
|  |         target._addCallbacks(didFulfill, didReject, promise, | ||
|  |                 receiver, context); | ||
|  |     } | ||
|  | 
 | ||
|  |     return promise; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._length = function () { | ||
|  |     return this._bitField & 65535; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._isFateSealed = function () { | ||
|  |     return (this._bitField & 117506048) !== 0; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._isFollowing = function () { | ||
|  |     return (this._bitField & 67108864) === 67108864; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setLength = function (len) { | ||
|  |     this._bitField = (this._bitField & -65536) | | ||
|  |         (len & 65535); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setFulfilled = function () { | ||
|  |     this._bitField = this._bitField | 33554432; | ||
|  |     this._fireEvent("promiseFulfilled", this); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setRejected = function () { | ||
|  |     this._bitField = this._bitField | 16777216; | ||
|  |     this._fireEvent("promiseRejected", this); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setFollowing = function () { | ||
|  |     this._bitField = this._bitField | 67108864; | ||
|  |     this._fireEvent("promiseResolved", this); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setIsFinal = function () { | ||
|  |     this._bitField = this._bitField | 4194304; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._isFinal = function () { | ||
|  |     return (this._bitField & 4194304) > 0; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._unsetCancelled = function() { | ||
|  |     this._bitField = this._bitField & (~65536); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setCancelled = function() { | ||
|  |     this._bitField = this._bitField | 65536; | ||
|  |     this._fireEvent("promiseCancelled", this); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setWillBeCancelled = function() { | ||
|  |     this._bitField = this._bitField | 8388608; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setAsyncGuaranteed = function() { | ||
|  |     if (async.hasCustomScheduler()) return; | ||
|  |     var bitField = this._bitField; | ||
|  |     this._bitField = bitField | | ||
|  |         (((bitField & 536870912) >> 2) ^ | ||
|  |         134217728); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setNoAsyncGuarantee = function() { | ||
|  |     this._bitField = (this._bitField | 536870912) & | ||
|  |         (~134217728); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._receiverAt = function (index) { | ||
|  |     var ret = index === 0 ? this._receiver0 : this[ | ||
|  |             index * 4 - 4 + 3]; | ||
|  |     if (ret === UNDEFINED_BINDING) { | ||
|  |         return undefined; | ||
|  |     } else if (ret === undefined && this._isBound()) { | ||
|  |         return this._boundValue(); | ||
|  |     } | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._promiseAt = function (index) { | ||
|  |     return this[ | ||
|  |             index * 4 - 4 + 2]; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._fulfillmentHandlerAt = function (index) { | ||
|  |     return this[ | ||
|  |             index * 4 - 4 + 0]; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._rejectionHandlerAt = function (index) { | ||
|  |     return this[ | ||
|  |             index * 4 - 4 + 1]; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._boundValue = function() {}; | ||
|  | 
 | ||
|  | Promise.prototype._migrateCallback0 = function (follower) { | ||
|  |     var bitField = follower._bitField; | ||
|  |     var fulfill = follower._fulfillmentHandler0; | ||
|  |     var reject = follower._rejectionHandler0; | ||
|  |     var promise = follower._promise0; | ||
|  |     var receiver = follower._receiverAt(0); | ||
|  |     if (receiver === undefined) receiver = UNDEFINED_BINDING; | ||
|  |     this._addCallbacks(fulfill, reject, promise, receiver, null); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._migrateCallbackAt = function (follower, index) { | ||
|  |     var fulfill = follower._fulfillmentHandlerAt(index); | ||
|  |     var reject = follower._rejectionHandlerAt(index); | ||
|  |     var promise = follower._promiseAt(index); | ||
|  |     var receiver = follower._receiverAt(index); | ||
|  |     if (receiver === undefined) receiver = UNDEFINED_BINDING; | ||
|  |     this._addCallbacks(fulfill, reject, promise, receiver, null); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._addCallbacks = function ( | ||
|  |     fulfill, | ||
|  |     reject, | ||
|  |     promise, | ||
|  |     receiver, | ||
|  |     context | ||
|  | ) { | ||
|  |     var index = this._length(); | ||
|  | 
 | ||
|  |     if (index >= 65535 - 4) { | ||
|  |         index = 0; | ||
|  |         this._setLength(0); | ||
|  |     } | ||
|  | 
 | ||
|  |     if (index === 0) { | ||
|  |         this._promise0 = promise; | ||
|  |         this._receiver0 = receiver; | ||
|  |         if (typeof fulfill === "function") { | ||
|  |             this._fulfillmentHandler0 = util.contextBind(context, fulfill); | ||
|  |         } | ||
|  |         if (typeof reject === "function") { | ||
|  |             this._rejectionHandler0 = util.contextBind(context, reject); | ||
|  |         } | ||
|  |     } else { | ||
|  |         var base = index * 4 - 4; | ||
|  |         this[base + 2] = promise; | ||
|  |         this[base + 3] = receiver; | ||
|  |         if (typeof fulfill === "function") { | ||
|  |             this[base + 0] = | ||
|  |                 util.contextBind(context, fulfill); | ||
|  |         } | ||
|  |         if (typeof reject === "function") { | ||
|  |             this[base + 1] = | ||
|  |                 util.contextBind(context, reject); | ||
|  |         } | ||
|  |     } | ||
|  |     this._setLength(index + 1); | ||
|  |     return index; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._proxy = function (proxyable, arg) { | ||
|  |     this._addCallbacks(undefined, undefined, arg, proxyable, null); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._resolveCallback = function(value, shouldBind) { | ||
|  |     if (((this._bitField & 117506048) !== 0)) return; | ||
|  |     if (value === this) | ||
|  |         return this._rejectCallback(makeSelfResolutionError(), false); | ||
|  |     var maybePromise = tryConvertToPromise(value, this); | ||
|  |     if (!(maybePromise instanceof Promise)) return this._fulfill(value); | ||
|  | 
 | ||
|  |     if (shouldBind) this._propagateFrom(maybePromise, 2); | ||
|  | 
 | ||
|  | 
 | ||
|  |     var promise = maybePromise._target(); | ||
|  | 
 | ||
|  |     if (promise === this) { | ||
|  |         this._reject(makeSelfResolutionError()); | ||
|  |         return; | ||
|  |     } | ||
|  | 
 | ||
|  |     var bitField = promise._bitField; | ||
|  |     if (((bitField & 50397184) === 0)) { | ||
|  |         var len = this._length(); | ||
|  |         if (len > 0) promise._migrateCallback0(this); | ||
|  |         for (var i = 1; i < len; ++i) { | ||
|  |             promise._migrateCallbackAt(this, i); | ||
|  |         } | ||
|  |         this._setFollowing(); | ||
|  |         this._setLength(0); | ||
|  |         this._setFollowee(maybePromise); | ||
|  |     } else if (((bitField & 33554432) !== 0)) { | ||
|  |         this._fulfill(promise._value()); | ||
|  |     } else if (((bitField & 16777216) !== 0)) { | ||
|  |         this._reject(promise._reason()); | ||
|  |     } else { | ||
|  |         var reason = new CancellationError("late cancellation observer"); | ||
|  |         promise._attachExtraTrace(reason); | ||
|  |         this._reject(reason); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._rejectCallback = | ||
|  | function(reason, synchronous, ignoreNonErrorWarnings) { | ||
|  |     var trace = util.ensureErrorObject(reason); | ||
|  |     var hasStack = trace === reason; | ||
|  |     if (!hasStack && !ignoreNonErrorWarnings && debug.warnings()) { | ||
|  |         var message = "a promise was rejected with a non-error: " + | ||
|  |             util.classString(reason); | ||
|  |         this._warn(message, true); | ||
|  |     } | ||
|  |     this._attachExtraTrace(trace, synchronous ? hasStack : false); | ||
|  |     this._reject(reason); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._resolveFromExecutor = function (executor) { | ||
|  |     if (executor === INTERNAL) return; | ||
|  |     var promise = this; | ||
|  |     this._captureStackTrace(); | ||
|  |     this._pushContext(); | ||
|  |     var synchronous = true; | ||
|  |     var r = this._execute(executor, function(value) { | ||
|  |         promise._resolveCallback(value); | ||
|  |     }, function (reason) { | ||
|  |         promise._rejectCallback(reason, synchronous); | ||
|  |     }); | ||
|  |     synchronous = false; | ||
|  |     this._popContext(); | ||
|  | 
 | ||
|  |     if (r !== undefined) { | ||
|  |         promise._rejectCallback(r, true); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromiseFromHandler = function ( | ||
|  |     handler, receiver, value, promise | ||
|  | ) { | ||
|  |     var bitField = promise._bitField; | ||
|  |     if (((bitField & 65536) !== 0)) return; | ||
|  |     promise._pushContext(); | ||
|  |     var x; | ||
|  |     if (receiver === APPLY) { | ||
|  |         if (!value || typeof value.length !== "number") { | ||
|  |             x = errorObj; | ||
|  |             x.e = new TypeError("cannot .spread() a non-array: " + | ||
|  |                                     util.classString(value)); | ||
|  |         } else { | ||
|  |             x = tryCatch(handler).apply(this._boundValue(), value); | ||
|  |         } | ||
|  |     } else { | ||
|  |         x = tryCatch(handler).call(receiver, value); | ||
|  |     } | ||
|  |     var promiseCreated = promise._popContext(); | ||
|  |     bitField = promise._bitField; | ||
|  |     if (((bitField & 65536) !== 0)) return; | ||
|  | 
 | ||
|  |     if (x === NEXT_FILTER) { | ||
|  |         promise._reject(value); | ||
|  |     } else if (x === errorObj) { | ||
|  |         promise._rejectCallback(x.e, false); | ||
|  |     } else { | ||
|  |         debug.checkForgottenReturns(x, promiseCreated, "",  promise, this); | ||
|  |         promise._resolveCallback(x); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._target = function() { | ||
|  |     var ret = this; | ||
|  |     while (ret._isFollowing()) ret = ret._followee(); | ||
|  |     return ret; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._followee = function() { | ||
|  |     return this._rejectionHandler0; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._setFollowee = function(promise) { | ||
|  |     this._rejectionHandler0 = promise; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromise = function(promise, handler, receiver, value) { | ||
|  |     var isPromise = promise instanceof Promise; | ||
|  |     var bitField = this._bitField; | ||
|  |     var asyncGuaranteed = ((bitField & 134217728) !== 0); | ||
|  |     if (((bitField & 65536) !== 0)) { | ||
|  |         if (isPromise) promise._invokeInternalOnCancel(); | ||
|  | 
 | ||
|  |         if (receiver instanceof PassThroughHandlerContext && | ||
|  |             receiver.isFinallyHandler()) { | ||
|  |             receiver.cancelPromise = promise; | ||
|  |             if (tryCatch(handler).call(receiver, value) === errorObj) { | ||
|  |                 promise._reject(errorObj.e); | ||
|  |             } | ||
|  |         } else if (handler === reflectHandler) { | ||
|  |             promise._fulfill(reflectHandler.call(receiver)); | ||
|  |         } else if (receiver instanceof Proxyable) { | ||
|  |             receiver._promiseCancelled(promise); | ||
|  |         } else if (isPromise || promise instanceof PromiseArray) { | ||
|  |             promise._cancel(); | ||
|  |         } else { | ||
|  |             receiver.cancel(); | ||
|  |         } | ||
|  |     } else if (typeof handler === "function") { | ||
|  |         if (!isPromise) { | ||
|  |             handler.call(receiver, value, promise); | ||
|  |         } else { | ||
|  |             if (asyncGuaranteed) promise._setAsyncGuaranteed(); | ||
|  |             this._settlePromiseFromHandler(handler, receiver, value, promise); | ||
|  |         } | ||
|  |     } else if (receiver instanceof Proxyable) { | ||
|  |         if (!receiver._isResolved()) { | ||
|  |             if (((bitField & 33554432) !== 0)) { | ||
|  |                 receiver._promiseFulfilled(value, promise); | ||
|  |             } else { | ||
|  |                 receiver._promiseRejected(value, promise); | ||
|  |             } | ||
|  |         } | ||
|  |     } else if (isPromise) { | ||
|  |         if (asyncGuaranteed) promise._setAsyncGuaranteed(); | ||
|  |         if (((bitField & 33554432) !== 0)) { | ||
|  |             promise._fulfill(value); | ||
|  |         } else { | ||
|  |             promise._reject(value); | ||
|  |         } | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromiseLateCancellationObserver = function(ctx) { | ||
|  |     var handler = ctx.handler; | ||
|  |     var promise = ctx.promise; | ||
|  |     var receiver = ctx.receiver; | ||
|  |     var value = ctx.value; | ||
|  |     if (typeof handler === "function") { | ||
|  |         if (!(promise instanceof Promise)) { | ||
|  |             handler.call(receiver, value, promise); | ||
|  |         } else { | ||
|  |             this._settlePromiseFromHandler(handler, receiver, value, promise); | ||
|  |         } | ||
|  |     } else if (promise instanceof Promise) { | ||
|  |         promise._reject(value); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromiseCtx = function(ctx) { | ||
|  |     this._settlePromise(ctx.promise, ctx.handler, ctx.receiver, ctx.value); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromise0 = function(handler, value, bitField) { | ||
|  |     var promise = this._promise0; | ||
|  |     var receiver = this._receiverAt(0); | ||
|  |     this._promise0 = undefined; | ||
|  |     this._receiver0 = undefined; | ||
|  |     this._settlePromise(promise, handler, receiver, value); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._clearCallbackDataAtIndex = function(index) { | ||
|  |     var base = index * 4 - 4; | ||
|  |     this[base + 2] = | ||
|  |     this[base + 3] = | ||
|  |     this[base + 0] = | ||
|  |     this[base + 1] = undefined; | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._fulfill = function (value) { | ||
|  |     var bitField = this._bitField; | ||
|  |     if (((bitField & 117506048) >>> 16)) return; | ||
|  |     if (value === this) { | ||
|  |         var err = makeSelfResolutionError(); | ||
|  |         this._attachExtraTrace(err); | ||
|  |         return this._reject(err); | ||
|  |     } | ||
|  |     this._setFulfilled(); | ||
|  |     this._rejectionHandler0 = value; | ||
|  | 
 | ||
|  |     if ((bitField & 65535) > 0) { | ||
|  |         if (((bitField & 134217728) !== 0)) { | ||
|  |             this._settlePromises(); | ||
|  |         } else { | ||
|  |             async.settlePromises(this); | ||
|  |         } | ||
|  |         this._dereferenceTrace(); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._reject = function (reason) { | ||
|  |     var bitField = this._bitField; | ||
|  |     if (((bitField & 117506048) >>> 16)) return; | ||
|  |     this._setRejected(); | ||
|  |     this._fulfillmentHandler0 = reason; | ||
|  | 
 | ||
|  |     if (this._isFinal()) { | ||
|  |         return async.fatalError(reason, util.isNode); | ||
|  |     } | ||
|  | 
 | ||
|  |     if ((bitField & 65535) > 0) { | ||
|  |         async.settlePromises(this); | ||
|  |     } else { | ||
|  |         this._ensurePossibleRejectionHandled(); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._fulfillPromises = function (len, value) { | ||
|  |     for (var i = 1; i < len; i++) { | ||
|  |         var handler = this._fulfillmentHandlerAt(i); | ||
|  |         var promise = this._promiseAt(i); | ||
|  |         var receiver = this._receiverAt(i); | ||
|  |         this._clearCallbackDataAtIndex(i); | ||
|  |         this._settlePromise(promise, handler, receiver, value); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._rejectPromises = function (len, reason) { | ||
|  |     for (var i = 1; i < len; i++) { | ||
|  |         var handler = this._rejectionHandlerAt(i); | ||
|  |         var promise = this._promiseAt(i); | ||
|  |         var receiver = this._receiverAt(i); | ||
|  |         this._clearCallbackDataAtIndex(i); | ||
|  |         this._settlePromise(promise, handler, receiver, reason); | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settlePromises = function () { | ||
|  |     var bitField = this._bitField; | ||
|  |     var len = (bitField & 65535); | ||
|  | 
 | ||
|  |     if (len > 0) { | ||
|  |         if (((bitField & 16842752) !== 0)) { | ||
|  |             var reason = this._fulfillmentHandler0; | ||
|  |             this._settlePromise0(this._rejectionHandler0, reason, bitField); | ||
|  |             this._rejectPromises(len, reason); | ||
|  |         } else { | ||
|  |             var value = this._rejectionHandler0; | ||
|  |             this._settlePromise0(this._fulfillmentHandler0, value, bitField); | ||
|  |             this._fulfillPromises(len, value); | ||
|  |         } | ||
|  |         this._setLength(0); | ||
|  |     } | ||
|  |     this._clearCancellationData(); | ||
|  | }; | ||
|  | 
 | ||
|  | Promise.prototype._settledValue = function() { | ||
|  |     var bitField = this._bitField; | ||
|  |     if (((bitField & 33554432) !== 0)) { | ||
|  |         return this._rejectionHandler0; | ||
|  |     } else if (((bitField & 16777216) !== 0)) { | ||
|  |         return this._fulfillmentHandler0; | ||
|  |     } | ||
|  | }; | ||
|  | 
 | ||
|  | if (typeof Symbol !== "undefined" && Symbol.toStringTag) { | ||
|  |     es5.defineProperty(Promise.prototype, Symbol.toStringTag, { | ||
|  |         get: function () { | ||
|  |             return "Object"; | ||
|  |         } | ||
|  |     }); | ||
|  | } | ||
|  | 
 | ||
|  | function deferResolve(v) {this.promise._resolveCallback(v);} | ||
|  | function deferReject(v) {this.promise._rejectCallback(v, false);} | ||
|  | 
 | ||
|  | Promise.defer = Promise.pending = function() { | ||
|  |     debug.deprecated("Promise.defer", "new Promise"); | ||
|  |     var promise = new Promise(INTERNAL); | ||
|  |     return { | ||
|  |         promise: promise, | ||
|  |         resolve: deferResolve, | ||
|  |         reject: deferReject | ||
|  |     }; | ||
|  | }; | ||
|  | 
 | ||
|  | util.notEnumerableProp(Promise, | ||
|  |                        "_makeSelfResolutionError", | ||
|  |                        makeSelfResolutionError); | ||
|  | 
 | ||
|  | require("./method")(Promise, INTERNAL, tryConvertToPromise, apiRejection, | ||
|  |     debug); | ||
|  | require("./bind")(Promise, INTERNAL, tryConvertToPromise, debug); | ||
|  | require("./cancel")(Promise, PromiseArray, apiRejection, debug); | ||
|  | require("./direct_resolve")(Promise); | ||
|  | require("./synchronous_inspection")(Promise); | ||
|  | require("./join")( | ||
|  |     Promise, PromiseArray, tryConvertToPromise, INTERNAL, async); | ||
|  | Promise.Promise = Promise; | ||
|  | Promise.version = "3.7.2"; | ||
|  | require('./call_get.js')(Promise); | ||
|  | require('./generators.js')(Promise, apiRejection, INTERNAL, tryConvertToPromise, Proxyable, debug); | ||
|  | require('./map.js')(Promise, PromiseArray, apiRejection, tryConvertToPromise, INTERNAL, debug); | ||
|  | require('./nodeify.js')(Promise); | ||
|  | require('./promisify.js')(Promise, INTERNAL); | ||
|  | require('./props.js')(Promise, PromiseArray, tryConvertToPromise, apiRejection); | ||
|  | require('./race.js')(Promise, INTERNAL, tryConvertToPromise, apiRejection); | ||
|  | require('./reduce.js')(Promise, PromiseArray, apiRejection, tryConvertToPromise, INTERNAL, debug); | ||
|  | require('./settle.js')(Promise, PromiseArray, debug); | ||
|  | require('./some.js')(Promise, PromiseArray, apiRejection); | ||
|  | require('./timers.js')(Promise, INTERNAL, debug); | ||
|  | require('./using.js')(Promise, apiRejection, tryConvertToPromise, createContext, INTERNAL, debug); | ||
|  | require('./any.js')(Promise); | ||
|  | require('./each.js')(Promise, INTERNAL); | ||
|  | require('./filter.js')(Promise, INTERNAL); | ||
|  |                                                           | ||
|  |     util.toFastProperties(Promise);                                           | ||
|  |     util.toFastProperties(Promise.prototype);                                 | ||
|  |     function fillTypes(value) {                                               | ||
|  |         var p = new Promise(INTERNAL);                                        | ||
|  |         p._fulfillmentHandler0 = value;                                       | ||
|  |         p._rejectionHandler0 = value;                                         | ||
|  |         p._promise0 = value;                                                  | ||
|  |         p._receiver0 = value;                                                 | ||
|  |     }                                                                         | ||
|  |     // Complete slack tracking, opt out of field-type tracking and           
 | ||
|  |     // stabilize map                                                         
 | ||
|  |     fillTypes({a: 1});                                                        | ||
|  |     fillTypes({b: 2});                                                        | ||
|  |     fillTypes({c: 3});                                                        | ||
|  |     fillTypes(1);                                                             | ||
|  |     fillTypes(function(){});                                                  | ||
|  |     fillTypes(undefined);                                                     | ||
|  |     fillTypes(false);                                                         | ||
|  |     fillTypes(new Promise(INTERNAL));                                         | ||
|  |     debug.setBounds(Async.firstLineError, util.lastLineError);                | ||
|  |     return Promise;                                                           | ||
|  | 
 | ||
|  | }; |