Maybe
Signature
maybe: (<T>(value: T) => Maybe_F<T>) & {
map: <T, R>(fn: (value: T) => R) => (maybe: Maybe_F<T>) => Maybe_F<R>;
value: <T>(maybe: Maybe_F<T>) => T | null | undefined;
}
maybe: (<T>(value: T) => Maybe_F<T>) & {
map: <T, R>(fn: (value: T) => R) => (maybe: Maybe_F<T>) => Maybe_F<R>;
value: <T>(maybe: Maybe_F<T>) => T | null | undefined;
}