Function with_post_delete_fetch 

pub fn with_post_delete_fetch<T>(
    renderable: T,
) -> impl TypeRenderable<PostIn = T::PostIn, PostOut = T::PostOut, FetchIn = T::FetchIn, FetchOut = T::FetchOut, Get = (), IPatch = (), Put = ()>
where
    T: PostRenderable + DeleteRenderable + FetchRenderable,