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benchmark/streams/writable-uint8array.js
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IlyasShabi
stream: support typed arrays
20 мар 2024, 20:27
Не верифицирован
20 мар 2024, 20:27
7d258db
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'use strict'; const common = require('../common.js'); const { Writable } = require('stream'); const bench = common.createBenchmark(main, { n: [50e6], kind: ['write', 'object-mode', 'writev'], }); const ABC = new Uint8Array([0x41, 0x42, 0x43]); function main({ n, kind }) { switch (kind) { case 'write': { bench.start(); const wr = new Writable({ write(chunk, encoding, cb) { cb(); }, }); for (let i = 0; i < n; ++i) wr.write(ABC); bench.end(n); break; } case 'object-mode': { bench.start(); const wr = new Writable({ objectMode: true, write(chunk, encoding, cb) { cb(); }, }); for (let i = 0; i < n; ++i) wr.write(ABC); bench.end(n); break; } case 'writev': { bench.start(); const wr = new Writable({ writev(chunks, cb) { cb(); }, }); for (let i = 0; i < n; ++i) wr.write(ABC); bench.end(n); break; } default: throw new Error('Invalid kind'); } }