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