blob: 47c936d76208de1ca2d2ebca073e12ff95d4b808 [file] [log] [blame]
'use strict';
var $isNaN = require('../helpers/isNaN');
// http://www.ecma-international.org/ecma-262/5.1/#sec-9.12
module.exports = function SameValue(x, y) {
if (x === y) { // 0 === -0, but they are not identical.
if (x === 0) { return 1 / x === 1 / y; }
return true;
}
return $isNaN(x) && $isNaN(y);
};