Function useBlockAtom

frontend/app/store/global.ts:335–343

(blockId: string, name: string, makeFn: () => Atom<T>)

}

function useBlockAtom<T>(blockId: string, name: string, makeFn: () => Atom<T>): Atom<T> {
    const blockCache = getSingleBlockAtomCache(blockId);
    let atom = blockCache.get(name);
    if (atom == null) {
        atom = makeFn();
        blockCache.set(name, atom);
    }
    return atom as Atom<T>;
}

/**
 * Safely read an atom value, returning null if the atom is null.