Interface StoreApi<T>

interface StoreApi<T> {
    getInitialState: () => T;
    getState: () => T;
    setState: {
        (
            partial: T | Partial<T> | ((state: T) => T | Partial<T>),
            replace?: false,
        ): void;
        (state: T | ((state: T) => T), replace: true): void;
    };
    subscribe: (listener: (state: T, prevState: T) => void) => () => void;
}