/** * MIT License * * Copyright (c) 2025 Chris M. Perez * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ import { Array as Arr, Predicate } from 'effect'; import { computed } from '../reactivity/computed.js'; import { isSignal } from '../reactivity/signal.js'; import type { ReadonlySignal } from '../types/index.js'; const trackDependencies = (deps: unknown[] | undefined): void => { if (!Predicate.isNotNullable(deps)) return; Arr.forEach(deps, (d) => { if (isSignal(d)) { void (d as ReadonlySignal).value; } }); }; // eslint-disable-next-line @typescript-eslint/no-explicit-any export function useCallback any>( fn: T, deps?: unknown[] ): T { // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion return computed(() => { trackDependencies(deps); return fn; }).value as T; } export function useMemo(fn: () => T, deps?: unknown[]): () => T { const memoized = computed(() => { trackDependencies(deps); return fn(); }); return () => memoized.value; }