sbench.js — svelte Source File

Source Code

/** @import { Source } from '../../../packages/svelte/src/internal/client/types.js' */
import { fastest_test } from '../../utils.js';
import * as $ from '../../../packages/svelte/src/internal/client/index.js';

const COUNT = 1e5;

/**
 * @param {number} n
 * @param {any[]} sources
 */
function create_sources(n, sources) {
	for (let i = 0; i < n; i++) {
		sources[i] = $.state(i);
	}

	return sources;
}

/**
 * @param {Source<number>} source
 */
function create_derived(source) {
	$.derived(() => $.get(source));
}

/**
 *
 * @param {string} label
 * @param {(n: number, sources: Array<Source<number>>) => void} fn
 * @param {number} count
 * @param {number} num_sources
 */
function create_sbench_test(label, count, num_sources, fn) {
	return {
		label,
		fn: async () => {
			// Do 3 loops to warm up JIT
			for (let i = 0; i < 3; i++) {
				fn(count, create_sources(num_sources, []));
			}

			return await fastest_test(10, () => {
				const destroy = $.effect_root(() => {
					for (let i = 0; i < 10; i++) {
						fn(count, create_sources(num_sources, []));
					}
				});
				destroy();
			});
		}
	};
}

export const sbench_create_signals = create_sbench_test(
	'sbench_create_signals',
	COUNT,
	COUNT,
	create_sources
);

// ... (125 more lines)