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b3092c61b6
* Add missing generators feature flags * Generate files * Add generators flags * fixup! Add generators flags
46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
// Copyright (C) 2013 the V8 project authors. 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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description: >
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`yield` is a valid statement within generator function bodies.
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es6id: 14.4
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features: [generators]
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---*/
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var iter, result;
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var g1 = function*() { yield; };
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var g2 = function*() { yield 1; };
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iter = g1();
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result = iter.next();
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assert.sameValue(
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result.value, undefined, 'Without right-hand-side: first result `value`'
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);
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assert.sameValue(
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result.done, false, 'Without right-hand-side: first result `done` flag'
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);
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result = iter.next();
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assert.sameValue(
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result.value, undefined, 'Without right-hand-side: second result `value`'
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);
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assert.sameValue(
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result.done, true, 'Without right-hand-eside: second result `done` flag'
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);
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iter = g2();
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result = iter.next();
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assert.sameValue(
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result.value, 1, 'With right-hand-side: first result `value`'
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);
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assert.sameValue(
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result.done, false, 'With right-hand-side: first result `done` flag'
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);
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result = iter.next();
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assert.sameValue(
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result.value, undefined, 'With right-hand-side: second result `value`'
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);
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assert.sameValue(
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result.done, true, 'With right-hand-eside: second result `done` flag'
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);
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