main
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Last change
on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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100644
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File size:
478 bytes
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| [d565449] | 1 | 'use strict';
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| 2 |
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| 3 | var GetIntrinsic = require('get-intrinsic');
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| 4 |
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| 5 | var $BigInt = GetIntrinsic('%BigInt%', true);
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| 6 | var $TypeError = require('es-errors/type');
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| 7 |
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| 8 | var zero = $BigInt && $BigInt(0);
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| 9 |
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| 10 | // https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-unaryMinus
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| 11 |
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| 12 | module.exports = function BigIntUnaryMinus(x) {
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| 13 | if (typeof x !== 'bigint') {
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| 14 | throw new $TypeError('Assertion failed: `x` argument must be a BigInt');
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| 15 | }
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| 16 |
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| 17 | if (x === zero) {
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| 18 | return zero;
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| 19 | }
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| 20 |
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| 21 | return -x;
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| 22 | };
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