@stateloom/atom

Bottom-up atomic state composition for StateLoom. Familiar to Jotai users.

Install

pnpm add @stateloom/core @stateloom/atom

Quick Start

import { atom, derived } from '@stateloom/atom';

const countAtom = atom(0);
const doubledAtom = derived((get) => get(countAtom) * 2);

countAtom.set(5);
doubledAtom.get(); // 10

Exports

| Export | Description | | --------------------------- | --------------------------------------------- | | atom(initialValue) | Create a base writable atom | | derived(read) | Create a read-only derived atom | | writableAtom(read, write) | Create a derived atom with custom write logic | | atomFamily(factory) | Memoized atom factory for parameterized atoms | | createAtomScope() | Create an isolated atom scope for SSR/testing |

Types

Atom<T>, ReadonlyAtom<T>, WritableAtom<V, A, R>, AnyReadableAtom<T>, AtomGetter, AtomSetter, AtomScope

Size

~0.8 KB gzipped (+ core)

Documentation

• API Reference
• Atom Design (LLD)