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perf: optimize URL serialization (#15663)

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Divy Srivastava 2022-09-10 09:15:16 +05:30 • committed by GitHub
parent 59476ab96d
commit a54d5654a2
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4 changed files with 397 additions and 139 deletions
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cli/bench/url_parse.js Normal file
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
const queueMicrotask = globalThis.queueMicrotask || process.nextTick;
let [total, count] = typeof Deno !== "undefined"
? Deno.args
: [process.argv[2], process.argv[3]];
total = total ? parseInt(total, 0) : 50;
count = count ? parseInt(count, 10) : 10000000;
function bench(fun) {
const start = Date.now();
for (let i = 0; i < count; i++) fun();
const elapsed = Date.now() - start;
const rate = Math.floor(count / (elapsed / 1000));
console.log(`time ${elapsed} ms rate ${rate}`);
if (--total) queueMicrotask(() => bench(fun));
}
bench(() => {
const url = new URL("http://example.com/");
url.pathname;
});