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33 lines
864 B
JavaScript
33 lines
864 B
JavaScript
// Copyright (C) 2016 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-regexp-pattern-flags
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description: Initial state of the `lastIndex` property
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info: |
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[...]
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7. Let O be ? RegExpAlloc(newTarget).
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8. Return ? RegExpInitialize(O, P, F).
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21.2.3.2.2 Runtime Semantics: RegExpInitialize
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[...]
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12. Perform ? Set(obj, "lastIndex", 0, true).
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[...]
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21.2.3.2.1 Runtime Semantics: RegExpAlloc
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[...]
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2. Perform ! DefinePropertyOrThrow(obj, "lastIndex", PropertyDescriptor
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{[[Writable]]: true, [[Enumerable]]: false, [[Configurable]]: false}).
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[...]
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includes: [propertyHelper.js]
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---*/
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var re = new RegExp('');
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assert.sameValue(re.lastIndex, 0);
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verifyNotEnumerable(re, 'lastIndex');
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verifyWritable(re, 'lastIndex');
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verifyNotConfigurable(re, 'lastIndex');
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