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4bf888d3d2
Use `let` in module, napi, net, os, path, process, querystring, streams and string_decoder. PR-URL: https://github.com/nodejs/node/pull/31592 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
25 lines
472 B
JavaScript
25 lines
472 B
JavaScript
'use strict';
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const common = require('../common');
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const { Readable, Writable } = require('stream');
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const bench = common.createBenchmark(main, {
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n: [5e6]
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});
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function main({ n }) {
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const b = {};
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const r = new Readable({ objectMode: true });
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const w = new Writable({ objectMode: true });
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let i = 0;
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r._read = () => r.push(i++ === n ? null : b);
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w._write = (data, enc, cb) => cb();
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bench.start();
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r.pipe(w);
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w.on('finish', () => bench.end(n));
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}
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