Interface Builder

interface Builder {
    any: anyF;
    array: Seed.array<Seed.Fixpoint>;
    bigint: Seed.bigint;
    boolean: booleanF;
    eq: Seed.eq<Json.Fixpoint>;
    integer: Seed.integer;
    intersect: Seed.intersect<readonly Seed.Fixpoint[]>;
    never: neverF;
    null: nullF;
    number: Seed.number;
    object: Seed.object<[k: string, Seed.Fixpoint][]>;
    optional: Seed.optional<Seed.Fixpoint>;
    record: Seed.record<Seed.Fixpoint>;
    string: Seed.string;
    symbol: symbolF;
    tree:
        | Seed.integer
        | Seed.bigint
        | Seed.number
        | Seed.string
        | Seed.array<Seed.Fixpoint>
        | Seed.record<Seed.Fixpoint>
        | Seed.optional<Seed.Fixpoint>
        | Seed.tuple<readonly Seed.Fixpoint[]>
        | neverF
        | anyF
        | unknownF
        | voidF
        | nullF
        | undefinedF
        | symbolF
        | booleanF
        | Seed.eq<Json.Fixpoint>
        | Seed.union<readonly Seed.Fixpoint[]>
        | Seed.intersect<readonly Seed.Fixpoint[]>
        | Seed.object<[k: string, Seed.Fixpoint][]>;
    tuple: Seed.tuple<readonly Seed.Fixpoint[]>;
    undefined: undefinedF;
    union: Seed.union<readonly Seed.Fixpoint[]>;
    unknown: unknownF;
    void: voidF;
}