15 lines
350 B
TypeScript
15 lines
350 B
TypeScript
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const 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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export function cloneRegExp(regexp: any) {
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const 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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