| 'use strict'; |
| |
| var GetIntrinsic = require('get-intrinsic'); |
| var isNegativeZero = require('is-negative-zero'); |
| |
| var $TypeError = GetIntrinsic('%TypeError%'); |
| |
| var Type = require('../Type'); |
| var NumberSameValueZero = require('./sameValueZero'); |
| |
| // https://262.ecma-international.org/11.0/#sec-numeric-types-number-sameValue |
| |
| module.exports = function NumberSameValue(x, y) { |
| if (Type(x) !== 'Number' || Type(y) !== 'Number') { |
| throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers'); |
| } |
| if (x === 0 && y === 0) { |
| return !(isNegativeZero(x) ^ isNegativeZero(y)); |
| } |
| return NumberSameValueZero(x, y); |
| }; |