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- 'use strict';
- var $ = require('../internals/export');
- var call = require('../internals/function-call');
- var aCallable = require('../internals/a-callable');
- var getBuiltIn = require('../internals/get-built-in');
- var newPromiseCapabilityModule = require('../internals/new-promise-capability');
- var perform = require('../internals/perform');
- var iterate = require('../internals/iterate');
- var PROMISE_STATICS_INCORRECT_ITERATION = require('../internals/promise-statics-incorrect-iteration');
-
- var PROMISE_ANY_ERROR = 'No one promise resolved';
-
- // `Promise.any` method
- // https://tc39.es/ecma262/#sec-promise.any
- $({ target: 'Promise', stat: true, forced: PROMISE_STATICS_INCORRECT_ITERATION }, {
- any: function any(iterable) {
- var C = this;
- var AggregateError = getBuiltIn('AggregateError');
- var capability = newPromiseCapabilityModule.f(C);
- var resolve = capability.resolve;
- var reject = capability.reject;
- var result = perform(function () {
- var promiseResolve = aCallable(C.resolve);
- var errors = [];
- var counter = 0;
- var remaining = 1;
- var alreadyResolved = false;
- iterate(iterable, function (promise) {
- var index = counter++;
- var alreadyRejected = false;
- remaining++;
- call(promiseResolve, C, promise).then(function (value) {
- if (alreadyRejected || alreadyResolved) return;
- alreadyResolved = true;
- resolve(value);
- }, function (error) {
- if (alreadyRejected || alreadyResolved) return;
- alreadyRejected = true;
- errors[index] = error;
- --remaining || reject(new AggregateError(errors, PROMISE_ANY_ERROR));
- });
- });
- --remaining || reject(new AggregateError(errors, PROMISE_ANY_ERROR));
- });
- if (result.error) reject(result.value);
- return capability.promise;
- }
- });
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