mirror of https://github.com/tc39/test262.git
70 lines
3.1 KiB
JavaScript
70 lines
3.1 KiB
JavaScript
// Copyright (C) 2019 Leo Balter. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.allsettled
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description: >
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Resolution is a collection of all the settled values (all fulfilled)
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info: |
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Runtime Semantics: PerformPromiseAllSettled
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6. Repeat,
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...
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j. Let steps be the algorithm steps defined in Promise.allSettled Resolve Element Functions.
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k. Let resolveElement be ! CreateBuiltinFunction(steps, « [[AlreadyCalled]], [[Index]], [[Values]], [[Capability]], [[RemainingElements]] »).
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...
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r. Let rejectSteps be the algorithm steps defined in Promise.allSettled Reject Element Functions.
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s. Let rejectElement be ! CreateBuiltinFunction(rejectSteps, « [[AlreadyCalled]], [[Index]], [[Values]], [[Capability]], [[RemainingElements]] »).
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...
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z. Perform ? Invoke(nextPromise, "then", « resolveElement, rejectElement »).
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Promise.allSettled Resolve Element Functions
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9. Let obj be ! ObjectCreate(%ObjectPrototype%).
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10. Perform ! CreateDataProperty(obj, "status", "fulfilled").
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11. Perform ! CreateDataProperty(obj, "value", x).
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12. Set values[index] to be obj.
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13. Set remainingElementsCount.[[Value]] to remainingElementsCount.[[Value]] - 1.
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14. If remainingElementsCount.[[Value]] is 0, then
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a. Let valuesArray be ! CreateArrayFromList(values).
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b. Return ? Call(promiseCapability.[[Resolve]], undefined, « valuesArray »).
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Promise.allSettled Reject Element Functions
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9. Let obj be ! ObjectCreate(%ObjectPrototype%).
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10. Perform ! CreateDataProperty(obj, "status", "rejected").
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11. Perform ! CreateDataProperty(obj, "reason", x).
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12. Set values[index] to be obj.
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13. Set remainingElementsCount.[[Value]] to remainingElementsCount.[[Value]] - 1.
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14. If remainingElementsCount.[[Value]] is 0, then
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a. Let valuesArray be CreateArrayFromList(values).
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b. Return ? Call(promiseCapability.[[Resolve]], undefined, « valuesArray »).
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flags: [async]
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includes: [promiseHelper.js]
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features: [Promise.allSettled]
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---*/
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var p0 = Promise.resolve(2).then(v => v + 1);
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var p1 = Promise.reject(21).catch(v => v * 2);
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var p2 = Promise.resolve('nope').then(() => { throw 'foo' });
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var p3 = Promise.reject('yes').then(() => { throw 'nope'; });
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var p4 = Promise.resolve('here').finally(() => 'nope');
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var p5 = Promise.reject('here too').finally(() => 'nope');
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var p6 = Promise.resolve('nope').finally(() => { throw 'finally'; });
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var p7 = Promise.reject('nope').finally(() => { throw 'finally after rejected'; });
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var p8 = Promise.reject(1).then(() => 'nope', () => 0);
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Promise.allSettled([p0, p1, p2, p3, p4, p5, p6, p7, p8]).then(function(settled) {
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checkSettledPromises(settled, [
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{ status: 'fulfilled', value: 3 },
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{ status: 'fulfilled', value: 42 },
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{ status: 'rejected', reason: 'foo' },
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{ status: 'rejected', reason: 'yes' },
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{ status: 'fulfilled', value: 'here' },
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{ status: 'rejected', reason: 'here too' },
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{ status: 'rejected', reason: 'finally' },
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{ status: 'rejected', reason: 'finally after rejected' },
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{ status: 'fulfilled', value: 0 },
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], 'settled');
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}).then($DONE, $DONE);
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