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9 lines
297 B
9 lines
297 B
'use strict';
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var $TypeError = TypeError;
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module.exports = function (options) {
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var alphabet = options && options.alphabet;
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if (alphabet === undefined || alphabet === 'base64' || alphabet === 'base64url') return alphabet || 'base64';
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throw new $TypeError('Incorrect `alphabet` option');
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};
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