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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>
57 lines
1.0 KiB
JavaScript
57 lines
1.0 KiB
JavaScript
'use strict';
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const common = require('../common.js');
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const {
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Duplex,
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Readable,
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Transform,
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Writable,
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} = require('stream');
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const bench = common.createBenchmark(main, {
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n: [50e6],
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kind: ['duplex', 'readable', 'transform', 'writable']
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});
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function main({ n, kind }) {
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switch (kind) {
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case 'duplex':
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new Duplex({});
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new Duplex();
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bench.start();
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for (let i = 0; i < n; ++i)
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new Duplex();
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bench.end(n);
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break;
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case 'readable':
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new Readable({});
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new Readable();
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bench.start();
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for (let i = 0; i < n; ++i)
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new Readable();
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bench.end(n);
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break;
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case 'writable':
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new Writable({});
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new Writable();
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bench.start();
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for (let i = 0; i < n; ++i)
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new Writable();
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bench.end(n);
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break;
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case 'transform':
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new Transform({});
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new Transform();
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bench.start();
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for (let i = 0; i < n; ++i)
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new Transform();
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bench.end(n);
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break;
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default:
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throw new Error('Invalid kind');
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}
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}
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