Constnium/node_modules/es-abstract/2020/BigInt/unaryMinus.js
2022-06-23 02:27:43 +02:00

24 lines
511 B
JavaScript

'use strict';
var GetIntrinsic = require('get-intrinsic');
var $BigInt = GetIntrinsic('%BigInt%', true);
var $TypeError = GetIntrinsic('%TypeError%');
var Type = require('../Type');
var zero = $BigInt && $BigInt(0);
// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-unaryMinus
module.exports = function BigIntUnaryMinus(x) {
if (Type(x) !== 'BigInt') {
throw new $TypeError('Assertion failed: `x` argument must be a BigInt');
}
if (x === zero) {
return zero;
}
return -x;
};