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'use strict';
var hide = require('./_hide');
var redefine = require('./_redefine');
var fails = require('./_fails');
var defined = require('./_defined');
var wks = require('./_wks');
module.exports = function (KEY, length, exec) {
var SYMBOL = wks(KEY);
var fns = exec(defined, SYMBOL, ''[KEY]);
var strfn = fns[0];
var rxfn = fns[1];
if (fails(function () {
var O = {};
O[SYMBOL] = function () { return 7; };
return ''[KEY](O) != 7;
})) {
redefine(String.prototype, KEY, strfn);
hide(RegExp.prototype, SYMBOL, length == 2
// 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)
// 21.2.5.11 RegExp.prototype[@@split](string, limit)
? function (string, arg) { return rxfn.call(string, this, arg); }
// 21.2.5.6 RegExp.prototype[@@match](string)
// 21.2.5.9 RegExp.prototype[@@search](string)
: function (string) { return rxfn.call(string, this); }
);
}
};
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