| 1 | "use strict";
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| 2 | module.exports = function() {
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| 3 | var makeSelfResolutionError = function () {
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| 4 | return new TypeError("circular promise resolution chain\u000a\u000a See http://goo.gl/MqrFmX\u000a");
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| 5 | };
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| 6 | var reflectHandler = function() {
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| 7 | return new Promise.PromiseInspection(this._target());
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| 8 | };
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| 9 | var apiRejection = function(msg) {
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| 10 | return Promise.reject(new TypeError(msg));
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| 11 | };
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| 12 | function Proxyable() {}
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| 13 | var UNDEFINED_BINDING = {};
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| 14 | var util = require("./util");
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| 15 | util.setReflectHandler(reflectHandler);
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| 16 |
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| 17 | var getDomain = function() {
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| 18 | var domain = process.domain;
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| 19 | if (domain === undefined) {
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| 20 | return null;
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| 21 | }
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| 22 | return domain;
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| 23 | };
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| 24 | var getContextDefault = function() {
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| 25 | return null;
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| 26 | };
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| 27 | var getContextDomain = function() {
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| 28 | return {
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| 29 | domain: getDomain(),
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| 30 | async: null
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| 31 | };
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| 32 | };
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| 33 | var AsyncResource = util.isNode && util.nodeSupportsAsyncResource ?
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| 34 | require("async_hooks").AsyncResource : null;
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| 35 | var getContextAsyncHooks = function() {
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| 36 | return {
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| 37 | domain: getDomain(),
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| 38 | async: new AsyncResource("Bluebird::Promise")
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| 39 | };
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| 40 | };
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| 41 | var getContext = util.isNode ? getContextDomain : getContextDefault;
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| 42 | util.notEnumerableProp(Promise, "_getContext", getContext);
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| 43 | var enableAsyncHooks = function() {
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| 44 | getContext = getContextAsyncHooks;
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| 45 | util.notEnumerableProp(Promise, "_getContext", getContextAsyncHooks);
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| 46 | };
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| 47 | var disableAsyncHooks = function() {
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| 48 | getContext = getContextDomain;
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| 49 | util.notEnumerableProp(Promise, "_getContext", getContextDomain);
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| 50 | };
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| 51 |
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| 52 | var es5 = require("./es5");
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| 53 | var Async = require("./async");
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| 54 | var async = new Async();
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| 55 | es5.defineProperty(Promise, "_async", {value: async});
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| 56 | var errors = require("./errors");
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| 57 | var TypeError = Promise.TypeError = errors.TypeError;
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| 58 | Promise.RangeError = errors.RangeError;
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| 59 | var CancellationError = Promise.CancellationError = errors.CancellationError;
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| 60 | Promise.TimeoutError = errors.TimeoutError;
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| 61 | Promise.OperationalError = errors.OperationalError;
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| 62 | Promise.RejectionError = errors.OperationalError;
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| 63 | Promise.AggregateError = errors.AggregateError;
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| 64 | var INTERNAL = function(){};
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| 65 | var APPLY = {};
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| 66 | var NEXT_FILTER = {};
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| 67 | var tryConvertToPromise = require("./thenables")(Promise, INTERNAL);
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| 68 | var PromiseArray =
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| 69 | require("./promise_array")(Promise, INTERNAL,
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| 70 | tryConvertToPromise, apiRejection, Proxyable);
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| 71 | var Context = require("./context")(Promise);
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| 72 | /*jshint unused:false*/
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| 73 | var createContext = Context.create;
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| 74 |
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| 75 | var debug = require("./debuggability")(Promise, Context,
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| 76 | enableAsyncHooks, disableAsyncHooks);
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| 77 | var CapturedTrace = debug.CapturedTrace;
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| 78 | var PassThroughHandlerContext =
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| 79 | require("./finally")(Promise, tryConvertToPromise, NEXT_FILTER);
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| 80 | var catchFilter = require("./catch_filter")(NEXT_FILTER);
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| 81 | var nodebackForPromise = require("./nodeback");
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| 82 | var errorObj = util.errorObj;
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| 83 | var tryCatch = util.tryCatch;
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| 84 | function check(self, executor) {
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| 85 | if (self == null || self.constructor !== Promise) {
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| 86 | throw new TypeError("the promise constructor cannot be invoked directly\u000a\u000a See http://goo.gl/MqrFmX\u000a");
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| 87 | }
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| 88 | if (typeof executor !== "function") {
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| 89 | throw new TypeError("expecting a function but got " + util.classString(executor));
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| 90 | }
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| 91 |
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| 92 | }
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| 93 |
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| 94 | function Promise(executor) {
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| 95 | if (executor !== INTERNAL) {
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| 96 | check(this, executor);
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| 97 | }
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| 98 | this._bitField = 0;
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| 99 | this._fulfillmentHandler0 = undefined;
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| 100 | this._rejectionHandler0 = undefined;
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| 101 | this._promise0 = undefined;
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| 102 | this._receiver0 = undefined;
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| 103 | this._resolveFromExecutor(executor);
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| 104 | this._promiseCreated();
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| 105 | this._fireEvent("promiseCreated", this);
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| 106 | }
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| 107 |
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| 108 | Promise.prototype.toString = function () {
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| 109 | return "[object Promise]";
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| 110 | };
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| 111 |
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| 112 | Promise.prototype.caught = Promise.prototype["catch"] = function (fn) {
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| 113 | var len = arguments.length;
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| 114 | if (len > 1) {
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| 115 | var catchInstances = new Array(len - 1),
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| 116 | j = 0, i;
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| 117 | for (i = 0; i < len - 1; ++i) {
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| 118 | var item = arguments[i];
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| 119 | if (util.isObject(item)) {
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| 120 | catchInstances[j++] = item;
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| 121 | } else {
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| 122 | return apiRejection("Catch statement predicate: " +
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| 123 | "expecting an object but got " + util.classString(item));
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| 124 | }
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| 125 | }
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| 126 | catchInstances.length = j;
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| 127 | fn = arguments[i];
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| 128 |
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| 129 | if (typeof fn !== "function") {
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| 130 | throw new TypeError("The last argument to .catch() " +
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| 131 | "must be a function, got " + util.toString(fn));
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| 132 | }
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| 133 | return this.then(undefined, catchFilter(catchInstances, fn, this));
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| 134 | }
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| 135 | return this.then(undefined, fn);
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| 136 | };
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| 137 |
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| 138 | Promise.prototype.reflect = function () {
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| 139 | return this._then(reflectHandler,
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| 140 | reflectHandler, undefined, this, undefined);
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| 141 | };
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| 142 |
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| 143 | Promise.prototype.then = function (didFulfill, didReject) {
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| 144 | if (debug.warnings() && arguments.length > 0 &&
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| 145 | typeof didFulfill !== "function" &&
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| 146 | typeof didReject !== "function") {
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| 147 | var msg = ".then() only accepts functions but was passed: " +
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| 148 | util.classString(didFulfill);
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| 149 | if (arguments.length > 1) {
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| 150 | msg += ", " + util.classString(didReject);
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| 151 | }
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| 152 | this._warn(msg);
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| 153 | }
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| 154 | return this._then(didFulfill, didReject, undefined, undefined, undefined);
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| 155 | };
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| 156 |
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| 157 | Promise.prototype.done = function (didFulfill, didReject) {
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| 158 | var promise =
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| 159 | this._then(didFulfill, didReject, undefined, undefined, undefined);
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| 160 | promise._setIsFinal();
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| 161 | };
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| 162 |
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| 163 | Promise.prototype.spread = function (fn) {
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| 164 | if (typeof fn !== "function") {
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| 165 | return apiRejection("expecting a function but got " + util.classString(fn));
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| 166 | }
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| 167 | return this.all()._then(fn, undefined, undefined, APPLY, undefined);
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| 168 | };
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| 169 |
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| 170 | Promise.prototype.toJSON = function () {
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| 171 | var ret = {
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| 172 | isFulfilled: false,
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| 173 | isRejected: false,
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| 174 | fulfillmentValue: undefined,
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| 175 | rejectionReason: undefined
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| 176 | };
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| 177 | if (this.isFulfilled()) {
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| 178 | ret.fulfillmentValue = this.value();
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| 179 | ret.isFulfilled = true;
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| 180 | } else if (this.isRejected()) {
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| 181 | ret.rejectionReason = this.reason();
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| 182 | ret.isRejected = true;
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| 183 | }
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| 184 | return ret;
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| 185 | };
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| 186 |
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| 187 | Promise.prototype.all = function () {
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| 188 | if (arguments.length > 0) {
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| 189 | this._warn(".all() was passed arguments but it does not take any");
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| 190 | }
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| 191 | return new PromiseArray(this).promise();
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| 192 | };
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| 193 |
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| 194 | Promise.prototype.error = function (fn) {
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| 195 | return this.caught(util.originatesFromRejection, fn);
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| 196 | };
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| 197 |
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| 198 | Promise.getNewLibraryCopy = module.exports;
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| 199 |
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| 200 | Promise.is = function (val) {
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| 201 | return val instanceof Promise;
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| 202 | };
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| 203 |
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| 204 | Promise.fromNode = Promise.fromCallback = function(fn) {
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| 205 | var ret = new Promise(INTERNAL);
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| 206 | ret._captureStackTrace();
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| 207 | var multiArgs = arguments.length > 1 ? !!Object(arguments[1]).multiArgs
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| 208 | : false;
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| 209 | var result = tryCatch(fn)(nodebackForPromise(ret, multiArgs));
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| 210 | if (result === errorObj) {
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| 211 | ret._rejectCallback(result.e, true);
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| 212 | }
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| 213 | if (!ret._isFateSealed()) ret._setAsyncGuaranteed();
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| 214 | return ret;
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| 215 | };
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| 216 |
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| 217 | Promise.all = function (promises) {
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| 218 | return new PromiseArray(promises).promise();
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| 219 | };
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| 220 |
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| 221 | Promise.cast = function (obj) {
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| 222 | var ret = tryConvertToPromise(obj);
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| 223 | if (!(ret instanceof Promise)) {
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| 224 | ret = new Promise(INTERNAL);
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| 225 | ret._captureStackTrace();
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| 226 | ret._setFulfilled();
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| 227 | ret._rejectionHandler0 = obj;
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| 228 | }
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| 229 | return ret;
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| 230 | };
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| 231 |
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| 232 | Promise.resolve = Promise.fulfilled = Promise.cast;
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| 233 |
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| 234 | Promise.reject = Promise.rejected = function (reason) {
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| 235 | var ret = new Promise(INTERNAL);
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| 236 | ret._captureStackTrace();
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| 237 | ret._rejectCallback(reason, true);
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| 238 | return ret;
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| 239 | };
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| 240 |
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| 241 | Promise.setScheduler = function(fn) {
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| 242 | if (typeof fn !== "function") {
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| 243 | throw new TypeError("expecting a function but got " + util.classString(fn));
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| 244 | }
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| 245 | return async.setScheduler(fn);
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| 246 | };
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| 247 |
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| 248 | Promise.prototype._then = function (
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| 249 | didFulfill,
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| 250 | didReject,
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| 251 | _, receiver,
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| 252 | internalData
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| 253 | ) {
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| 254 | var haveInternalData = internalData !== undefined;
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| 255 | var promise = haveInternalData ? internalData : new Promise(INTERNAL);
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| 256 | var target = this._target();
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| 257 | var bitField = target._bitField;
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| 258 |
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| 259 | if (!haveInternalData) {
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| 260 | promise._propagateFrom(this, 3);
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| 261 | promise._captureStackTrace();
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| 262 | if (receiver === undefined &&
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| 263 | ((this._bitField & 2097152) !== 0)) {
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| 264 | if (!((bitField & 50397184) === 0)) {
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| 265 | receiver = this._boundValue();
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| 266 | } else {
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| 267 | receiver = target === this ? undefined : this._boundTo;
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| 268 | }
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| 269 | }
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| 270 | this._fireEvent("promiseChained", this, promise);
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| 271 | }
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| 272 |
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| 273 | var context = getContext();
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| 274 | if (!((bitField & 50397184) === 0)) {
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| 275 | var handler, value, settler = target._settlePromiseCtx;
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| 276 | if (((bitField & 33554432) !== 0)) {
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| 277 | value = target._rejectionHandler0;
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| 278 | handler = didFulfill;
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| 279 | } else if (((bitField & 16777216) !== 0)) {
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| 280 | value = target._fulfillmentHandler0;
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| 281 | handler = didReject;
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| 282 | target._unsetRejectionIsUnhandled();
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| 283 | } else {
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| 284 | settler = target._settlePromiseLateCancellationObserver;
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| 285 | value = new CancellationError("late cancellation observer");
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| 286 | target._attachExtraTrace(value);
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| 287 | handler = didReject;
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| 288 | }
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| 289 |
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| 290 | async.invoke(settler, target, {
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| 291 | handler: util.contextBind(context, handler),
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| 292 | promise: promise,
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| 293 | receiver: receiver,
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| 294 | value: value
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| 295 | });
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| 296 | } else {
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| 297 | target._addCallbacks(didFulfill, didReject, promise,
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| 298 | receiver, context);
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| 299 | }
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| 300 |
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| 301 | return promise;
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| 302 | };
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| 303 |
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| 304 | Promise.prototype._length = function () {
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| 305 | return this._bitField & 65535;
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| 306 | };
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| 307 |
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| 308 | Promise.prototype._isFateSealed = function () {
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| 309 | return (this._bitField & 117506048) !== 0;
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| 310 | };
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| 311 |
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| 312 | Promise.prototype._isFollowing = function () {
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| 313 | return (this._bitField & 67108864) === 67108864;
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| 314 | };
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| 315 |
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| 316 | Promise.prototype._setLength = function (len) {
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| 317 | this._bitField = (this._bitField & -65536) |
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| 318 | (len & 65535);
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| 319 | };
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| 320 |
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| 321 | Promise.prototype._setFulfilled = function () {
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| 322 | this._bitField = this._bitField | 33554432;
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| 323 | this._fireEvent("promiseFulfilled", this);
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| 324 | };
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| 325 |
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| 326 | Promise.prototype._setRejected = function () {
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| 327 | this._bitField = this._bitField | 16777216;
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| 328 | this._fireEvent("promiseRejected", this);
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| 329 | };
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| 330 |
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| 331 | Promise.prototype._setFollowing = function () {
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| 332 | this._bitField = this._bitField | 67108864;
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| 333 | this._fireEvent("promiseResolved", this);
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| 334 | };
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| 335 |
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| 336 | Promise.prototype._setIsFinal = function () {
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| 337 | this._bitField = this._bitField | 4194304;
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| 338 | };
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| 339 |
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| 340 | Promise.prototype._isFinal = function () {
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| 341 | return (this._bitField & 4194304) > 0;
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| 342 | };
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| 343 |
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| 344 | Promise.prototype._unsetCancelled = function() {
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| 345 | this._bitField = this._bitField & (~65536);
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| 346 | };
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| 347 |
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| 348 | Promise.prototype._setCancelled = function() {
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| 349 | this._bitField = this._bitField | 65536;
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| 350 | this._fireEvent("promiseCancelled", this);
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| 351 | };
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| 352 |
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| 353 | Promise.prototype._setWillBeCancelled = function() {
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| 354 | this._bitField = this._bitField | 8388608;
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| 355 | };
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| 356 |
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| 357 | Promise.prototype._setAsyncGuaranteed = function() {
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| 358 | if (async.hasCustomScheduler()) return;
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| 359 | var bitField = this._bitField;
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| 360 | this._bitField = bitField |
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| 361 | (((bitField & 536870912) >> 2) ^
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| 362 | 134217728);
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| 363 | };
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| 364 |
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| 365 | Promise.prototype._setNoAsyncGuarantee = function() {
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| 366 | this._bitField = (this._bitField | 536870912) &
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| 367 | (~134217728);
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| 368 | };
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| 369 |
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| 370 | Promise.prototype._receiverAt = function (index) {
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| 371 | var ret = index === 0 ? this._receiver0 : this[
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| 372 | index * 4 - 4 + 3];
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| 373 | if (ret === UNDEFINED_BINDING) {
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| 374 | return undefined;
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| 375 | } else if (ret === undefined && this._isBound()) {
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| 376 | return this._boundValue();
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| 377 | }
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| 378 | return ret;
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| 379 | };
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| 380 |
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| 381 | Promise.prototype._promiseAt = function (index) {
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| 382 | return this[
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| 383 | index * 4 - 4 + 2];
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| 384 | };
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| 385 |
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| 386 | Promise.prototype._fulfillmentHandlerAt = function (index) {
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| 387 | return this[
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| 388 | index * 4 - 4 + 0];
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| 389 | };
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| 390 |
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| 391 | Promise.prototype._rejectionHandlerAt = function (index) {
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| 392 | return this[
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| 393 | index * 4 - 4 + 1];
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| 394 | };
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| 395 |
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| 396 | Promise.prototype._boundValue = function() {};
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| 397 |
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| 398 | Promise.prototype._migrateCallback0 = function (follower) {
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| 399 | var bitField = follower._bitField;
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| 400 | var fulfill = follower._fulfillmentHandler0;
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| 401 | var reject = follower._rejectionHandler0;
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| 402 | var promise = follower._promise0;
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| 403 | var receiver = follower._receiverAt(0);
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| 404 | if (receiver === undefined) receiver = UNDEFINED_BINDING;
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| 405 | this._addCallbacks(fulfill, reject, promise, receiver, null);
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| 406 | };
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| 407 |
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| 408 | Promise.prototype._migrateCallbackAt = function (follower, index) {
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| 409 | var fulfill = follower._fulfillmentHandlerAt(index);
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| 410 | var reject = follower._rejectionHandlerAt(index);
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| 411 | var promise = follower._promiseAt(index);
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| 412 | var receiver = follower._receiverAt(index);
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| 413 | if (receiver === undefined) receiver = UNDEFINED_BINDING;
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| 414 | this._addCallbacks(fulfill, reject, promise, receiver, null);
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| 415 | };
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| 416 |
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| 417 | Promise.prototype._addCallbacks = function (
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| 418 | fulfill,
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| 419 | reject,
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| 420 | promise,
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| 421 | receiver,
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| 422 | context
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| 423 | ) {
|
|---|
| 424 | var index = this._length();
|
|---|
| 425 |
|
|---|
| 426 | if (index >= 65535 - 4) {
|
|---|
| 427 | index = 0;
|
|---|
| 428 | this._setLength(0);
|
|---|
| 429 | }
|
|---|
| 430 |
|
|---|
| 431 | if (index === 0) {
|
|---|
| 432 | this._promise0 = promise;
|
|---|
| 433 | this._receiver0 = receiver;
|
|---|
| 434 | if (typeof fulfill === "function") {
|
|---|
| 435 | this._fulfillmentHandler0 = util.contextBind(context, fulfill);
|
|---|
| 436 | }
|
|---|
| 437 | if (typeof reject === "function") {
|
|---|
| 438 | this._rejectionHandler0 = util.contextBind(context, reject);
|
|---|
| 439 | }
|
|---|
| 440 | } else {
|
|---|
| 441 | var base = index * 4 - 4;
|
|---|
| 442 | this[base + 2] = promise;
|
|---|
| 443 | this[base + 3] = receiver;
|
|---|
| 444 | if (typeof fulfill === "function") {
|
|---|
| 445 | this[base + 0] =
|
|---|
| 446 | util.contextBind(context, fulfill);
|
|---|
| 447 | }
|
|---|
| 448 | if (typeof reject === "function") {
|
|---|
| 449 | this[base + 1] =
|
|---|
| 450 | util.contextBind(context, reject);
|
|---|
| 451 | }
|
|---|
| 452 | }
|
|---|
| 453 | this._setLength(index + 1);
|
|---|
| 454 | return index;
|
|---|
| 455 | };
|
|---|
| 456 |
|
|---|
| 457 | Promise.prototype._proxy = function (proxyable, arg) {
|
|---|
| 458 | this._addCallbacks(undefined, undefined, arg, proxyable, null);
|
|---|
| 459 | };
|
|---|
| 460 |
|
|---|
| 461 | Promise.prototype._resolveCallback = function(value, shouldBind) {
|
|---|
| 462 | if (((this._bitField & 117506048) !== 0)) return;
|
|---|
| 463 | if (value === this)
|
|---|
| 464 | return this._rejectCallback(makeSelfResolutionError(), false);
|
|---|
| 465 | var maybePromise = tryConvertToPromise(value, this);
|
|---|
| 466 | if (!(maybePromise instanceof Promise)) return this._fulfill(value);
|
|---|
| 467 |
|
|---|
| 468 | if (shouldBind) this._propagateFrom(maybePromise, 2);
|
|---|
| 469 |
|
|---|
| 470 |
|
|---|
| 471 | var promise = maybePromise._target();
|
|---|
| 472 |
|
|---|
| 473 | if (promise === this) {
|
|---|
| 474 | this._reject(makeSelfResolutionError());
|
|---|
| 475 | return;
|
|---|
| 476 | }
|
|---|
| 477 |
|
|---|
| 478 | var bitField = promise._bitField;
|
|---|
| 479 | if (((bitField & 50397184) === 0)) {
|
|---|
| 480 | var len = this._length();
|
|---|
| 481 | if (len > 0) promise._migrateCallback0(this);
|
|---|
| 482 | for (var i = 1; i < len; ++i) {
|
|---|
| 483 | promise._migrateCallbackAt(this, i);
|
|---|
| 484 | }
|
|---|
| 485 | this._setFollowing();
|
|---|
| 486 | this._setLength(0);
|
|---|
| 487 | this._setFollowee(maybePromise);
|
|---|
| 488 | } else if (((bitField & 33554432) !== 0)) {
|
|---|
| 489 | this._fulfill(promise._value());
|
|---|
| 490 | } else if (((bitField & 16777216) !== 0)) {
|
|---|
| 491 | this._reject(promise._reason());
|
|---|
| 492 | } else {
|
|---|
| 493 | var reason = new CancellationError("late cancellation observer");
|
|---|
| 494 | promise._attachExtraTrace(reason);
|
|---|
| 495 | this._reject(reason);
|
|---|
| 496 | }
|
|---|
| 497 | };
|
|---|
| 498 |
|
|---|
| 499 | Promise.prototype._rejectCallback =
|
|---|
| 500 | function(reason, synchronous, ignoreNonErrorWarnings) {
|
|---|
| 501 | var trace = util.ensureErrorObject(reason);
|
|---|
| 502 | var hasStack = trace === reason;
|
|---|
| 503 | if (!hasStack && !ignoreNonErrorWarnings && debug.warnings()) {
|
|---|
| 504 | var message = "a promise was rejected with a non-error: " +
|
|---|
| 505 | util.classString(reason);
|
|---|
| 506 | this._warn(message, true);
|
|---|
| 507 | }
|
|---|
| 508 | this._attachExtraTrace(trace, synchronous ? hasStack : false);
|
|---|
| 509 | this._reject(reason);
|
|---|
| 510 | };
|
|---|
| 511 |
|
|---|
| 512 | Promise.prototype._resolveFromExecutor = function (executor) {
|
|---|
| 513 | if (executor === INTERNAL) return;
|
|---|
| 514 | var promise = this;
|
|---|
| 515 | this._captureStackTrace();
|
|---|
| 516 | this._pushContext();
|
|---|
| 517 | var synchronous = true;
|
|---|
| 518 | var r = this._execute(executor, function(value) {
|
|---|
| 519 | promise._resolveCallback(value);
|
|---|
| 520 | }, function (reason) {
|
|---|
| 521 | promise._rejectCallback(reason, synchronous);
|
|---|
| 522 | });
|
|---|
| 523 | synchronous = false;
|
|---|
| 524 | this._popContext();
|
|---|
| 525 |
|
|---|
| 526 | if (r !== undefined) {
|
|---|
| 527 | promise._rejectCallback(r, true);
|
|---|
| 528 | }
|
|---|
| 529 | };
|
|---|
| 530 |
|
|---|
| 531 | Promise.prototype._settlePromiseFromHandler = function (
|
|---|
| 532 | handler, receiver, value, promise
|
|---|
| 533 | ) {
|
|---|
| 534 | var bitField = promise._bitField;
|
|---|
| 535 | if (((bitField & 65536) !== 0)) return;
|
|---|
| 536 | promise._pushContext();
|
|---|
| 537 | var x;
|
|---|
| 538 | if (receiver === APPLY) {
|
|---|
| 539 | if (!value || typeof value.length !== "number") {
|
|---|
| 540 | x = errorObj;
|
|---|
| 541 | x.e = new TypeError("cannot .spread() a non-array: " +
|
|---|
| 542 | util.classString(value));
|
|---|
| 543 | } else {
|
|---|
| 544 | x = tryCatch(handler).apply(this._boundValue(), value);
|
|---|
| 545 | }
|
|---|
| 546 | } else {
|
|---|
| 547 | x = tryCatch(handler).call(receiver, value);
|
|---|
| 548 | }
|
|---|
| 549 | var promiseCreated = promise._popContext();
|
|---|
| 550 | bitField = promise._bitField;
|
|---|
| 551 | if (((bitField & 65536) !== 0)) return;
|
|---|
| 552 |
|
|---|
| 553 | if (x === NEXT_FILTER) {
|
|---|
| 554 | promise._reject(value);
|
|---|
| 555 | } else if (x === errorObj) {
|
|---|
| 556 | promise._rejectCallback(x.e, false);
|
|---|
| 557 | } else {
|
|---|
| 558 | debug.checkForgottenReturns(x, promiseCreated, "", promise, this);
|
|---|
| 559 | promise._resolveCallback(x);
|
|---|
| 560 | }
|
|---|
| 561 | };
|
|---|
| 562 |
|
|---|
| 563 | Promise.prototype._target = function() {
|
|---|
| 564 | var ret = this;
|
|---|
| 565 | while (ret._isFollowing()) ret = ret._followee();
|
|---|
| 566 | return ret;
|
|---|
| 567 | };
|
|---|
| 568 |
|
|---|
| 569 | Promise.prototype._followee = function() {
|
|---|
| 570 | return this._rejectionHandler0;
|
|---|
| 571 | };
|
|---|
| 572 |
|
|---|
| 573 | Promise.prototype._setFollowee = function(promise) {
|
|---|
| 574 | this._rejectionHandler0 = promise;
|
|---|
| 575 | };
|
|---|
| 576 |
|
|---|
| 577 | Promise.prototype._settlePromise = function(promise, handler, receiver, value) {
|
|---|
| 578 | var isPromise = promise instanceof Promise;
|
|---|
| 579 | var bitField = this._bitField;
|
|---|
| 580 | var asyncGuaranteed = ((bitField & 134217728) !== 0);
|
|---|
| 581 | if (((bitField & 65536) !== 0)) {
|
|---|
| 582 | if (isPromise) promise._invokeInternalOnCancel();
|
|---|
| 583 |
|
|---|
| 584 | if (receiver instanceof PassThroughHandlerContext &&
|
|---|
| 585 | receiver.isFinallyHandler()) {
|
|---|
| 586 | receiver.cancelPromise = promise;
|
|---|
| 587 | if (tryCatch(handler).call(receiver, value) === errorObj) {
|
|---|
| 588 | promise._reject(errorObj.e);
|
|---|
| 589 | }
|
|---|
| 590 | } else if (handler === reflectHandler) {
|
|---|
| 591 | promise._fulfill(reflectHandler.call(receiver));
|
|---|
| 592 | } else if (receiver instanceof Proxyable) {
|
|---|
| 593 | receiver._promiseCancelled(promise);
|
|---|
| 594 | } else if (isPromise || promise instanceof PromiseArray) {
|
|---|
| 595 | promise._cancel();
|
|---|
| 596 | } else {
|
|---|
| 597 | receiver.cancel();
|
|---|
| 598 | }
|
|---|
| 599 | } else if (typeof handler === "function") {
|
|---|
| 600 | if (!isPromise) {
|
|---|
| 601 | handler.call(receiver, value, promise);
|
|---|
| 602 | } else {
|
|---|
| 603 | if (asyncGuaranteed) promise._setAsyncGuaranteed();
|
|---|
| 604 | this._settlePromiseFromHandler(handler, receiver, value, promise);
|
|---|
| 605 | }
|
|---|
| 606 | } else if (receiver instanceof Proxyable) {
|
|---|
| 607 | if (!receiver._isResolved()) {
|
|---|
| 608 | if (((bitField & 33554432) !== 0)) {
|
|---|
| 609 | receiver._promiseFulfilled(value, promise);
|
|---|
| 610 | } else {
|
|---|
| 611 | receiver._promiseRejected(value, promise);
|
|---|
| 612 | }
|
|---|
| 613 | }
|
|---|
| 614 | } else if (isPromise) {
|
|---|
| 615 | if (asyncGuaranteed) promise._setAsyncGuaranteed();
|
|---|
| 616 | if (((bitField & 33554432) !== 0)) {
|
|---|
| 617 | promise._fulfill(value);
|
|---|
| 618 | } else {
|
|---|
| 619 | promise._reject(value);
|
|---|
| 620 | }
|
|---|
| 621 | }
|
|---|
| 622 | };
|
|---|
| 623 |
|
|---|
| 624 | Promise.prototype._settlePromiseLateCancellationObserver = function(ctx) {
|
|---|
| 625 | var handler = ctx.handler;
|
|---|
| 626 | var promise = ctx.promise;
|
|---|
| 627 | var receiver = ctx.receiver;
|
|---|
| 628 | var value = ctx.value;
|
|---|
| 629 | if (typeof handler === "function") {
|
|---|
| 630 | if (!(promise instanceof Promise)) {
|
|---|
| 631 | handler.call(receiver, value, promise);
|
|---|
| 632 | } else {
|
|---|
| 633 | this._settlePromiseFromHandler(handler, receiver, value, promise);
|
|---|
| 634 | }
|
|---|
| 635 | } else if (promise instanceof Promise) {
|
|---|
| 636 | promise._reject(value);
|
|---|
| 637 | }
|
|---|
| 638 | };
|
|---|
| 639 |
|
|---|
| 640 | Promise.prototype._settlePromiseCtx = function(ctx) {
|
|---|
| 641 | this._settlePromise(ctx.promise, ctx.handler, ctx.receiver, ctx.value);
|
|---|
| 642 | };
|
|---|
| 643 |
|
|---|
| 644 | Promise.prototype._settlePromise0 = function(handler, value, bitField) {
|
|---|
| 645 | var promise = this._promise0;
|
|---|
| 646 | var receiver = this._receiverAt(0);
|
|---|
| 647 | this._promise0 = undefined;
|
|---|
| 648 | this._receiver0 = undefined;
|
|---|
| 649 | this._settlePromise(promise, handler, receiver, value);
|
|---|
| 650 | };
|
|---|
| 651 |
|
|---|
| 652 | Promise.prototype._clearCallbackDataAtIndex = function(index) {
|
|---|
| 653 | var base = index * 4 - 4;
|
|---|
| 654 | this[base + 2] =
|
|---|
| 655 | this[base + 3] =
|
|---|
| 656 | this[base + 0] =
|
|---|
| 657 | this[base + 1] = undefined;
|
|---|
| 658 | };
|
|---|
| 659 |
|
|---|
| 660 | Promise.prototype._fulfill = function (value) {
|
|---|
| 661 | var bitField = this._bitField;
|
|---|
| 662 | if (((bitField & 117506048) >>> 16)) return;
|
|---|
| 663 | if (value === this) {
|
|---|
| 664 | var err = makeSelfResolutionError();
|
|---|
| 665 | this._attachExtraTrace(err);
|
|---|
| 666 | return this._reject(err);
|
|---|
| 667 | }
|
|---|
| 668 | this._setFulfilled();
|
|---|
| 669 | this._rejectionHandler0 = value;
|
|---|
| 670 |
|
|---|
| 671 | if ((bitField & 65535) > 0) {
|
|---|
| 672 | if (((bitField & 134217728) !== 0)) {
|
|---|
| 673 | this._settlePromises();
|
|---|
| 674 | } else {
|
|---|
| 675 | async.settlePromises(this);
|
|---|
| 676 | }
|
|---|
| 677 | this._dereferenceTrace();
|
|---|
| 678 | }
|
|---|
| 679 | };
|
|---|
| 680 |
|
|---|
| 681 | Promise.prototype._reject = function (reason) {
|
|---|
| 682 | var bitField = this._bitField;
|
|---|
| 683 | if (((bitField & 117506048) >>> 16)) return;
|
|---|
| 684 | this._setRejected();
|
|---|
| 685 | this._fulfillmentHandler0 = reason;
|
|---|
| 686 |
|
|---|
| 687 | if (this._isFinal()) {
|
|---|
| 688 | return async.fatalError(reason, util.isNode);
|
|---|
| 689 | }
|
|---|
| 690 |
|
|---|
| 691 | if ((bitField & 65535) > 0) {
|
|---|
| 692 | async.settlePromises(this);
|
|---|
| 693 | } else {
|
|---|
| 694 | this._ensurePossibleRejectionHandled();
|
|---|
| 695 | }
|
|---|
| 696 | };
|
|---|
| 697 |
|
|---|
| 698 | Promise.prototype._fulfillPromises = function (len, value) {
|
|---|
| 699 | for (var i = 1; i < len; i++) {
|
|---|
| 700 | var handler = this._fulfillmentHandlerAt(i);
|
|---|
| 701 | var promise = this._promiseAt(i);
|
|---|
| 702 | var receiver = this._receiverAt(i);
|
|---|
| 703 | this._clearCallbackDataAtIndex(i);
|
|---|
| 704 | this._settlePromise(promise, handler, receiver, value);
|
|---|
| 705 | }
|
|---|
| 706 | };
|
|---|
| 707 |
|
|---|
| 708 | Promise.prototype._rejectPromises = function (len, reason) {
|
|---|
| 709 | for (var i = 1; i < len; i++) {
|
|---|
| 710 | var handler = this._rejectionHandlerAt(i);
|
|---|
| 711 | var promise = this._promiseAt(i);
|
|---|
| 712 | var receiver = this._receiverAt(i);
|
|---|
| 713 | this._clearCallbackDataAtIndex(i);
|
|---|
| 714 | this._settlePromise(promise, handler, receiver, reason);
|
|---|
| 715 | }
|
|---|
| 716 | };
|
|---|
| 717 |
|
|---|
| 718 | Promise.prototype._settlePromises = function () {
|
|---|
| 719 | var bitField = this._bitField;
|
|---|
| 720 | var len = (bitField & 65535);
|
|---|
| 721 |
|
|---|
| 722 | if (len > 0) {
|
|---|
| 723 | if (((bitField & 16842752) !== 0)) {
|
|---|
| 724 | var reason = this._fulfillmentHandler0;
|
|---|
| 725 | this._settlePromise0(this._rejectionHandler0, reason, bitField);
|
|---|
| 726 | this._rejectPromises(len, reason);
|
|---|
| 727 | } else {
|
|---|
| 728 | var value = this._rejectionHandler0;
|
|---|
| 729 | this._settlePromise0(this._fulfillmentHandler0, value, bitField);
|
|---|
| 730 | this._fulfillPromises(len, value);
|
|---|
| 731 | }
|
|---|
| 732 | this._setLength(0);
|
|---|
| 733 | }
|
|---|
| 734 | this._clearCancellationData();
|
|---|
| 735 | };
|
|---|
| 736 |
|
|---|
| 737 | Promise.prototype._settledValue = function() {
|
|---|
| 738 | var bitField = this._bitField;
|
|---|
| 739 | if (((bitField & 33554432) !== 0)) {
|
|---|
| 740 | return this._rejectionHandler0;
|
|---|
| 741 | } else if (((bitField & 16777216) !== 0)) {
|
|---|
| 742 | return this._fulfillmentHandler0;
|
|---|
| 743 | }
|
|---|
| 744 | };
|
|---|
| 745 |
|
|---|
| 746 | if (typeof Symbol !== "undefined" && Symbol.toStringTag) {
|
|---|
| 747 | es5.defineProperty(Promise.prototype, Symbol.toStringTag, {
|
|---|
| 748 | get: function () {
|
|---|
| 749 | return "Object";
|
|---|
| 750 | }
|
|---|
| 751 | });
|
|---|
| 752 | }
|
|---|
| 753 |
|
|---|
| 754 | function deferResolve(v) {this.promise._resolveCallback(v);}
|
|---|
| 755 | function deferReject(v) {this.promise._rejectCallback(v, false);}
|
|---|
| 756 |
|
|---|
| 757 | Promise.defer = Promise.pending = function() {
|
|---|
| 758 | debug.deprecated("Promise.defer", "new Promise");
|
|---|
| 759 | var promise = new Promise(INTERNAL);
|
|---|
| 760 | return {
|
|---|
| 761 | promise: promise,
|
|---|
| 762 | resolve: deferResolve,
|
|---|
| 763 | reject: deferReject
|
|---|
| 764 | };
|
|---|
| 765 | };
|
|---|
| 766 |
|
|---|
| 767 | util.notEnumerableProp(Promise,
|
|---|
| 768 | "_makeSelfResolutionError",
|
|---|
| 769 | makeSelfResolutionError);
|
|---|
| 770 |
|
|---|
| 771 | require("./method")(Promise, INTERNAL, tryConvertToPromise, apiRejection,
|
|---|
| 772 | debug);
|
|---|
| 773 | require("./bind")(Promise, INTERNAL, tryConvertToPromise, debug);
|
|---|
| 774 | require("./cancel")(Promise, PromiseArray, apiRejection, debug);
|
|---|
| 775 | require("./direct_resolve")(Promise);
|
|---|
| 776 | require("./synchronous_inspection")(Promise);
|
|---|
| 777 | require("./join")(
|
|---|
| 778 | Promise, PromiseArray, tryConvertToPromise, INTERNAL, async);
|
|---|
| 779 | Promise.Promise = Promise;
|
|---|
| 780 | Promise.version = "3.7.2";
|
|---|
| 781 | require('./call_get.js')(Promise);
|
|---|
| 782 | require('./generators.js')(Promise, apiRejection, INTERNAL, tryConvertToPromise, Proxyable, debug);
|
|---|
| 783 | require('./map.js')(Promise, PromiseArray, apiRejection, tryConvertToPromise, INTERNAL, debug);
|
|---|
| 784 | require('./nodeify.js')(Promise);
|
|---|
| 785 | require('./promisify.js')(Promise, INTERNAL);
|
|---|
| 786 | require('./props.js')(Promise, PromiseArray, tryConvertToPromise, apiRejection);
|
|---|
| 787 | require('./race.js')(Promise, INTERNAL, tryConvertToPromise, apiRejection);
|
|---|
| 788 | require('./reduce.js')(Promise, PromiseArray, apiRejection, tryConvertToPromise, INTERNAL, debug);
|
|---|
| 789 | require('./settle.js')(Promise, PromiseArray, debug);
|
|---|
| 790 | require('./some.js')(Promise, PromiseArray, apiRejection);
|
|---|
| 791 | require('./timers.js')(Promise, INTERNAL, debug);
|
|---|
| 792 | require('./using.js')(Promise, apiRejection, tryConvertToPromise, createContext, INTERNAL, debug);
|
|---|
| 793 | require('./any.js')(Promise);
|
|---|
| 794 | require('./each.js')(Promise, INTERNAL);
|
|---|
| 795 | require('./filter.js')(Promise, INTERNAL);
|
|---|
| 796 |
|
|---|
| 797 | util.toFastProperties(Promise);
|
|---|
| 798 | util.toFastProperties(Promise.prototype);
|
|---|
| 799 | function fillTypes(value) {
|
|---|
| 800 | var p = new Promise(INTERNAL);
|
|---|
| 801 | p._fulfillmentHandler0 = value;
|
|---|
| 802 | p._rejectionHandler0 = value;
|
|---|
| 803 | p._promise0 = value;
|
|---|
| 804 | p._receiver0 = value;
|
|---|
| 805 | }
|
|---|
| 806 | // Complete slack tracking, opt out of field-type tracking and
|
|---|
| 807 | // stabilize map
|
|---|
| 808 | fillTypes({a: 1});
|
|---|
| 809 | fillTypes({b: 2});
|
|---|
| 810 | fillTypes({c: 3});
|
|---|
| 811 | fillTypes(1);
|
|---|
| 812 | fillTypes(function(){});
|
|---|
| 813 | fillTypes(undefined);
|
|---|
| 814 | fillTypes(false);
|
|---|
| 815 | fillTypes(new Promise(INTERNAL));
|
|---|
| 816 | debug.setBounds(Async.firstLineError, util.lastLineError);
|
|---|
| 817 | return Promise;
|
|---|
| 818 |
|
|---|
| 819 | };
|
|---|