Strict mode Failing
Expected no error, got SyntaxError: async generators are unsupported
non-Strict mode Failing
Expected no error, got SyntaxError: async generators are unsupported
Features:
- async-iteration
Expected no error, got SyntaxError: async generators are unsupported
Expected no error, got SyntaxError: async generators are unsupported
// Copyright (C) 2018 Valerie Young. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-asyncgenerator-prototype-next description: queue info: > AsyncGenerator.prototype.next ( value ) 1. Let generator be the this value. 2. Let completion be NormalCompletion(value). 3. Return ! AsyncGeneratorEnqueue(generator, completion). AsyncGeneratorEnqueue ( generator, completion ) ... 4. Let queue be generator.[[AsyncGeneratorQueue]]. 5. Let request be AsyncGeneratorRequest{[[Completion]]: completion, [[Capability]]: promiseCapability}. 6. Append request to the end of queue. ... AsyncGeneratorResolve ( generator, value, done ) ... 2. Let queue be generator.[[AsyncGeneratorQueue]]. 3. Assert: queue is not an empty List. 4. Remove the first element from queue and let next be the value of that element. ... flags: [async] features: [async-iteration] ---*/ var order = 0; async function* g() { yield 'first'; yield 'second'; } var iter = g(); var item1 = iter.next(); var item2 = iter.next(); var item3 = iter.next(); var resolvedorder = 0; Promise.all([ item3.then(function(result) { resolvedorder++; assert.sameValue(resolvedorder, 3); assert.sameValue(result.value, undefined); assert.sameValue(result.done, true); }), item2.then(function(result) { resolvedorder++; assert.sameValue(resolvedorder, 2); assert.sameValue(result.value, "second"); assert.sameValue(result.done, false); }), item1.then(function(result) { resolvedorder++; assert.sameValue(resolvedorder, 1); assert.sameValue(result.value, "first"); assert.sameValue(result.done, false); }) ]).then(function() { $DONE(); }, $DONE);