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export type MapHookHandle<K, V> = ReturnType<typeof useMap<K, V>>; /** * An ES6 `Map` object that's bound to a React state. * * Mutations on the returned object will cause a rerender. */ export default function useMap<K, V>(initial?: Iterable<[K, V]>): { /** The underlying Map object. **Mutating this won't cause a rerender!** */ raw: Map<K, V>; has: (key: K) => boolean; get: (key: K) => V | undefined; values: () => MapIterator<V>; set: (key: K, value: V) => void; delete: (key: K) => void; };