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26 lines
782 B
26 lines
782 B
'use strict'; |
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var $SyntaxError = require('es-errors/syntax'); |
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var $TypeError = require('es-errors/type'); |
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var callBound = require('call-bound'); |
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var isInteger = require('math-intrinsics/isInteger'); |
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var $BigIntToString = callBound('BigInt.prototype.toString', true); |
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// https://262.ecma-international.org/14.0/#sec-numeric-types-bigint-tostring |
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module.exports = function BigIntToString(x, radix) { |
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if (typeof x !== 'bigint') { |
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throw new $TypeError('Assertion failed: `x` must be a BigInt'); |
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} |
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if (!isInteger(radix) || radix < 2 || radix > 36) { |
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throw new $TypeError('Assertion failed: `radix` must be an integer >= 2 and <= 36'); |
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} |
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if (!$BigIntToString) { |
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throw new $SyntaxError('BigInt is not supported'); |
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} |
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return $BigIntToString(x, radix); // steps 1 - 12 |
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};
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