asyncVisitor: asyncVisitorFn<unknown> | {
    Alias?: asyncVisitorFn<Alias>;
    Collection?: asyncVisitorFn<YAMLMap | YAMLSeq>;
    Map?: asyncVisitorFn<YAMLMap>;
    Node?: asyncVisitorFn<
        | Alias
        | Scalar
        | YAMLMap
        | YAMLSeq>;
    Pair?: asyncVisitorFn<Pair>;
    Scalar?: asyncVisitorFn<Scalar>;
    Seq?: asyncVisitorFn<YAMLSeq>;
    Value?: asyncVisitorFn<Scalar | YAMLMap | YAMLSeq>;
}