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22 lines
703 B
JavaScript
22 lines
703 B
JavaScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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const queueMicrotask = globalThis.queueMicrotask || process.nextTick;
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let [total, count] = typeof Deno !== "undefined"
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? Deno.args
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: [process.argv[2], process.argv[3]];
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total = total ? parseInt(total, 0) : 50;
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count = count ? parseInt(count, 10) : 10000000;
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function bench(fun) {
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const start = Date.now();
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for (let i = 0; i < count; i++) fun();
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const elapsed = Date.now() - start;
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const rate = Math.floor(count / (elapsed / 1000));
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console.log(`time ${elapsed} ms rate ${rate}`);
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if (--total) queueMicrotask(() => bench(fun));
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}
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bench(() => {
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const url = new URL("http://example.com/");
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url.pathname;
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});
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