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23 lines
893 B
JavaScript
23 lines
893 B
JavaScript
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var DESCRIPTORS = require('../internals/descriptors');
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var UNSUPPORTED_DOT_ALL = require('../internals/regexp-unsupported-dot-all');
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var defineProperty = require('../internals/object-define-property').f;
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var getInternalState = require('../internals/internal-state').get;
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var RegExpPrototype = RegExp.prototype;
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// `RegExp.prototype.dotAll` getter
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// https://tc39.es/ecma262/#sec-get-regexp.prototype.dotall
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if (DESCRIPTORS && UNSUPPORTED_DOT_ALL) {
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defineProperty(RegExpPrototype, 'dotAll', {
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configurable: true,
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get: function () {
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if (this === RegExpPrototype) return undefined;
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// We can't use InternalStateModule.getterFor because
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// we don't add metadata for regexps created by a literal.
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if (this instanceof RegExp) {
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return !!getInternalState(this).dotAll;
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}
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throw TypeError('Incompatible receiver, RegExp required');
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}
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});
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}
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