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on this file was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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1 | var isObject = require('../internals/is-object');
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2 | var classof = require('../internals/classof-raw');
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3 | var wellKnownSymbol = require('../internals/well-known-symbol');
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4 |
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5 | var MATCH = wellKnownSymbol('match');
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6 |
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7 | // `IsRegExp` abstract operation
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8 | // https://tc39.es/ecma262/#sec-isregexp
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9 | module.exports = function (it) {
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10 | var isRegExp;
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11 | return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) == 'RegExp');
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12 | };
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