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21 lines
531 B
21 lines
531 B
'use strict'; |
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var crypto = require('crypto'); |
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function sha1(bytes) { |
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// support modern Buffer API |
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if (typeof Buffer.from === 'function') { |
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if (Array.isArray(bytes)) bytes = Buffer.from(bytes); |
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else if (typeof bytes === 'string') bytes = Buffer.from(bytes, 'utf8'); |
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} |
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// support pre-v4 Buffer API |
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else { |
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if (Array.isArray(bytes)) bytes = new Buffer(bytes); |
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else if (typeof bytes === 'string') bytes = new Buffer(bytes, 'utf8'); |
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} |
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return crypto.createHash('sha1').update(bytes).digest(); |
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} |
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module.exports = sha1;
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