@sv-use/core/dist/whenever/index.svelte.js

A collection of Svelte 5 utilities.

import { normalizeValue, toArray } from '../__internal__/utils.svelte.js';
export function whenever(deps, fn, options = {}) {
    const { runOnMount = true } = options;
    let active = runOnMount;
    $effect(() => {
        // Allows to run even with deeply nested object changes
        const values = $state.snapshot(toArray(deps).map(normalizeValue));
        if (!active) {
            active = true;
            return;
        }
        if (values.every((v) => v)) {
            fn();
        }
    });
}