18 lines
453 B
JavaScript
18 lines
453 B
JavaScript
'use strict';
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var callBound = require('call-bound');
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var $SyntaxError = require('es-errors/syntax');
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var $bigIntValueOf = callBound('BigInt.prototype.valueOf', true);
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// https://262.ecma-international.org/11.0/#sec-thisbigintvalue
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module.exports = function thisBigIntValue(value) {
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if (typeof value === 'bigint') {
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return value;
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}
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if (!$bigIntValueOf) {
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throw new $SyntaxError('BigInt is not supported');
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}
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return $bigIntValueOf(value);
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};
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