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R=jacktfranklin@chromium.org No-Presubmit: True Bug: none Change-Id: I52dc24b12e350787085c5e3d131cface7ea87142 Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3060705 Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org> Reviewed-by: Paul Lewis <aerotwist@chromium.org>
25 lines
545 B
JavaScript
25 lines
545 B
JavaScript
'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var $match = GetIntrinsic('%Symbol.match%', true);
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var hasRegExpMatcher = require('is-regex');
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var ToBoolean = require('./ToBoolean');
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// https://ecma-international.org/ecma-262/6.0/#sec-isregexp
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module.exports = function IsRegExp(argument) {
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if (!argument || typeof argument !== 'object') {
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return false;
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}
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if ($match) {
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var isRegExp = argument[$match];
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if (typeof isRegExp !== 'undefined') {
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return ToBoolean(isRegExp);
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}
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}
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return hasRegExpMatcher(argument);
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};
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