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- 'use strict';
- var isNegativeZero = require('is-negative-zero');
- var $TypeError = require('es-errors/type');
- var NumberSameValueZero = require('./sameValueZero');
- // https://262.ecma-international.org/11.0/#sec-numeric-types-number-sameValue
- module.exports = function NumberSameValue(x, y) {
- if (typeof x !== 'number' || typeof 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);
- };
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