ParentEntryMetadata

type ParentEntryMetadata = T extends NgDocPage
  ? EntryMetadata<NgDocCategory> | undefined
  : T extends NgDocApi
    ? EntryMetadata<NgDocCategory> | undefined
    : T extends DeclarationTabEntry
      ? EntryMetadata<DeclarationEntry>
      : T extends MarkdownEntry
        ? EntryMetadata<NgDocPage>
        : T extends DeclarationEntry
          ? undefined
          : EntryMetadata<NgDocCategory> | undefined;