gistfile1.txt

  def create(comment)
    @comment = Comment.new(comment)
    if @comment.save
      @post = Comment.get(comment[:post_id])
      #eager_cache(:create, [Posts, :show], :store => :action_store)  { build_request(build_url(:post, @post)) }
      eager_cache([Posts, :show], :store => :action_store)  { build_request(build_url(:post, @post)) }
      partial "comments/comment", :comment => @comment
    else
      return "There was an error adding your comment"
    end
  end

merb : worker (port 4000) ~ Worker Thread Crashed with Exception:
undefined method `build_url' for #<Comments:0xb74077b8> - (NoMethodError)
/home/justin/merb/entitea_blog/app/controllers/comments.rb:32:in `create'

Or trying to update Post#show from Post#update

  def update(id)
    @post = Post.get(id)
    @post.description = Whistler.white_list(post[:value])
    if @post.save
      eager_cache(:show, :store => :action_store)  { build_request(build_url(:post, @post.to_param)) }  
      redirect url(:post, @post.to_param)
    end
  end

merb : worker (port 4000) ~ Worker Thread Crashed with Exception:
undefined method `build_url' for #<Posts:0xb71bac44> - (NoMethodError)
/home/justin/merb/entitea_blog/app/controllers/posts.rb:159:in `update'