X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=node_modules%2Fbluebird%2Fjs%2Frelease%2Fpromise.js;fp=node_modules%2Fbluebird%2Fjs%2Frelease%2Fpromise.js;h=eb79c71595e95705e6d4dcc45987f748445ffae6;hp=0000000000000000000000000000000000000000;hb=a2bd1bf0c2c1f1a17d188f4dc0726a45494cefae;hpb=57c063afa3f66b07c4bbddc2d6129a96d90f0aad diff --git a/node_modules/bluebird/js/release/promise.js b/node_modules/bluebird/js/release/promise.js new file mode 100644 index 000000000..eb79c7159 --- /dev/null +++ b/node_modules/bluebird/js/release/promise.js @@ -0,0 +1,757 @@ +"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"); + +var getDomain; +if (util.isNode) { + getDomain = function() { + var ret = process.domain; + if (ret === undefined) ret = null; + return ret; + }; +} else { + getDomain = function() { + return null; + }; +} +util.notEnumerableProp(Promise, "_getDomain", getDomain); + +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); +var CapturedTrace = debug.CapturedTrace; +var PassThroughHandlerContext = + require("./finally")(Promise, tryConvertToPromise); +var catchFilter = require("./catch_filter")(NEXT_FILTER); +var nodebackForPromise = require("./nodeback"); +var errorObj = util.errorObj; +var tryCatch = util.tryCatch; +function check(self, executor) { + if (typeof executor !== "function") { + throw new TypeError("expecting a function but got " + util.classString(executor)); + } + if (self.constructor !== Promise) { + throw new TypeError("the promise constructor cannot be invoked directly\u000a\u000a See http://goo.gl/MqrFmX\u000a"); + } +} + +function Promise(executor) { + this._bitField = 0; + this._fulfillmentHandler0 = undefined; + this._rejectionHandler0 = undefined; + this._promise0 = undefined; + this._receiver0 = undefined; + if (executor !== INTERNAL) { + check(this, executor); + this._resolveFromExecutor(executor); + } + this._promiseCreated(); +} + +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("expecting an object but got " + util.classString(item)); + } + } + catchInstances.length = j; + fn = arguments[i]; + 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.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)); + } + var prev = async._schedule; + async._schedule = fn; + return prev; +}; + +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; + } + } + } + + var domain = getDomain(); + 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: domain === null ? handler + : (typeof handler === "function" && domain.bind(handler)), + promise: promise, + receiver: receiver, + value: value + }); + } else { + target._addCallbacks(didFulfill, didReject, promise, receiver, domain); + } + + 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; +}; + +Promise.prototype._setRejected = function () { + this._bitField = this._bitField | 16777216; +}; + +Promise.prototype._setFollowing = function () { + this._bitField = this._bitField | 67108864; +}; + +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; +}; + +Promise.prototype._setAsyncGuaranteed = function() { + this._bitField = this._bitField | 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, + domain +) { + 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 = + domain === null ? fulfill : domain.bind(fulfill); + } + if (typeof reject === "function") { + this._rejectionHandler0 = + domain === null ? reject : domain.bind(reject); + } + } else { + var base = index * 4 - 4; + this[base + 2] = promise; + this[base + 3] = receiver; + if (typeof fulfill === "function") { + this[base + 0] = + domain === null ? fulfill : domain.bind(fulfill); + } + if (typeof reject === "function") { + this[base + 1] = + domain === null ? reject : domain.bind(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(); + 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(promise); + } 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) { + 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 || x === promise) { + var err = x === promise ? makeSelfResolutionError() : x.e; + promise._rejectCallback(err, 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.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); + } + } +}; + +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) { + if (((bitField & 134217728) !== 0)) { + this._settlePromises(); + } else { + 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; + } +}; + +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, debug); +Promise.Promise = Promise; +require('./map.js')(Promise, PromiseArray, apiRejection, tryConvertToPromise, INTERNAL, debug); +require('./using.js')(Promise, apiRejection, tryConvertToPromise, createContext, INTERNAL, debug); +require('./timers.js')(Promise, INTERNAL, debug); +require('./generators.js')(Promise, apiRejection, INTERNAL, tryConvertToPromise, Proxyable, debug); +require('./nodeify.js')(Promise); +require('./call_get.js')(Promise); +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('./promisify.js')(Promise, INTERNAL); +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; + +};