| 1234567891011121314151617 | 'use strict';var $TypeError = require('es-errors/type');var isNaN = require('../../helpers/isNaN');// https://262.ecma-international.org/11.0/#sec-numeric-types-number-unaryMinusmodule.exports = function NumberUnaryMinus(x) {	if (typeof x !== 'number') {		throw new $TypeError('Assertion failed: `x` argument must be a Number');	}	if (isNaN(x)) {		return NaN;	}	return -x;};
 |