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Kat Marchán
5842366ae8
PR-URL: https://github.com/nodejs/node/pull/21592 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
28 lines
814 B
JavaScript
28 lines
814 B
JavaScript
var fs = require('fs')
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var zlib = require('zlib')
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var strs = require('stringstream')
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var utf8Stream = fs.createReadStream('massiveLogFile.gz')
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.pipe(zlib.createGunzip())
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.pipe(strs('utf8'))
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utf8Stream.pipe(process.stdout)
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// Stream from utf8 to hex to base64... Why not, ay.
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var hex64Stream = fs.createReadStream('myFile')
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.pipe(strs('utf8', 'hex'))
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.pipe(strs('hex', 'base64'))
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hex64Stream.pipe(process.stdout)
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// Deals with base64 correctly by aligning chunks
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var stream = fs.createReadStream('myFile').pipe(strs('base64'))
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var base64Str = ''
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stream.on('data', function(data) { base64Str += data })
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stream.on('end', function() {
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console.log('My base64 encoded file is: ' + base64Str) // Wouldn't work with setEncoding()
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console.log('Original file is: ' + new Buffer(base64Str, 'base64'))
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})
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