27 lines
835 B
JavaScript
27 lines
835 B
JavaScript
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'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 $RangeError = GetIntrinsic('%RangeError%');
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var $SyntaxError = GetIntrinsic('%SyntaxError%');
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var $TypeError = GetIntrinsic('%TypeError%');
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var IsIntegralNumber = require('./IsIntegralNumber');
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var Type = require('./Type');
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// https://262.ecma-international.org/12.0/#sec-numbertobigint
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module.exports = function NumberToBigInt(number) {
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if (Type(number) !== 'Number') {
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throw new $TypeError('Assertion failed: `number` must be a String');
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}
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if (!IsIntegralNumber(number)) {
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throw new $RangeError('The number ' + number + ' cannot be converted to a BigInt because it is not an integer');
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}
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if (!$BigInt) {
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throw new $SyntaxError('BigInts are not supported in this environment');
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}
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return $BigInt(number);
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};
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