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17 行
439 B
17 行
439 B
/** Used to match `RegExp` flags from their coerced string values. */
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var reFlags = /\w*$/;
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/**
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* Creates a clone of `regexp`.
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*
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* @private
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* @param {Object} regexp The regexp to clone.
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* @returns {Object} Returns the cloned regexp.
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*/
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function cloneRegExp(regexp) {
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var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));
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result.lastIndex = regexp.lastIndex;
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return result;
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}
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module.exports = cloneRegExp;
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