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