- API backward compatible with mitata ✔
- Benchmark latency and throughput ✔
- Support for sync and async benchmark ✔
- Advanced benchmark statistics report: significance, error margin, variance, standard deviation, p-quantiles, ... ✔
- Zero cost abstraction for multiple JS runtime support ✔
- Support for ESM and TypeScript ✔
npm install tatami-ng
npx jsr add @poolifier/tatami-ng
deno add @poolifier/tatami-ng
Deno versions >= 1.40.x are supported.
The --allow-hrtime
permission flag is recommended to allow high-resolution
time measurement.
bun add tatami-ng
bunx jsr add @poolifier/tatami-ng
Bun versions >= 1.x are supported.
<script type="module">
import {
...
} from 'https://cdn.jsdelivr.net/npm/tatami-ng@0.4.15/dist/browser/index.js'
</script>
// adapt import to the targeted JS runtime
import { baseline, bench, clear, group, run } from 'tatami-ng';
bench('noop', () => {});
bench('noop2', () => {});
group('group', () => {
baseline('baseline', () => {});
bench('Date.now()', () => {
Date.now();
});
bench('performance.now()', () => {
performance.now();
});
});
group({ name: 'group2', summary: false }, () => {
bench('new Array(0)', () => {
new Array(0);
});
bench('new Array(1024)', () => {
new Array(1024);
});
});
await run({
units: false, // print units cheatsheet (default: false)
silent: false, // enable/disable stdout output (default: false)
json: false, // enable/disable json output (default: false)
file: 'results.json', // write json output to file (default: undefined)
colors: true, // enable/disable colors (default: true)
samples: 128, // minimum number of benchmark samples (default: 128)
time: 1_000_000_000, // minimum benchmark time in nanoseconds (default: 1_000_000_000)
warmup: true, // enable/disable benchmark warmup (default: true)
avg: true, // enable/disable time (avg) column (default: true)
iter: true, // enable/disable iter/s column (default: true)
rmoe: true, // enable/disable error margin column (default: true)
min_max: true, // enable/disable (min...max) column (default: true)
percentiles: false, // enable/disable percentile columns (default: true)
});
clear();
The JavaScript runtime environment used for development is bun.
MIT © Evan, Jerome Benoit