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