24 lines
581 B
JavaScript
24 lines
581 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 $TypeError = GetIntrinsic('%TypeError%');
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var $SyntaxError = GetIntrinsic('%SyntaxError%');
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// https://262.ecma-international.org/11.0/#sec-stringtobigint
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module.exports = function StringToBigInt(argument) {
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if (typeof argument !== 'string') {
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throw new $TypeError('`argument` must be a string');
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}
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if (!$BigInt) {
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throw new $SyntaxError('BigInts are not supported in this environment');
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}
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try {
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return $BigInt(argument);
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} catch (e) {
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return NaN;
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}
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};
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