@traversable/schema
    Preparing search index...
    fold: <T>(
        g: (src: Seed.Seed.F<T>, ix: boolean, x: Seed.Seed.F) => T,
    ) => {
        (src: Seed.Seed.F<T>, ix?: boolean): T;
        (src: Seed.Seed.F, ix?: boolean): T;
        (src: Seed.Seed.F<T>, ix?: boolean): T;
    } = ...

    Type declaration