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31 lines
987 B
JavaScript
31 lines
987 B
JavaScript
// Copyright 2017 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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esid: sec-generatorfunction
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description: The instance created by GeneratorFunction is not a constructor
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info: |
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25.2.1.1 GeneratorFunction ( p1, p2, … , pn, body )
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...
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3. Return ? CreateDynamicFunction(C, NewTarget, "generator", args).
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19.2.1.1.1 Runtime Semantics: CreateDynamicFunction( constructor, newTarget, kind, args )
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...
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34. If kind is "generator", then
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a. Let prototype be ObjectCreate(%GeneratorPrototype%).
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b. Perform DefinePropertyOrThrow(F, "prototype", PropertyDescriptor{[[Value]]: prototype,
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[[Writable]]: true, [[Enumerable]]: false, [[Configurable]]: false}).
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...
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features: [generators]
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---*/
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var GeneratorFunction = Object.getPrototypeOf(function*() {}).constructor;
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var instance = GeneratorFunction();
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assert.throws(TypeError, function() {
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new instance();
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})
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