Fantastic filters example 4

posts_controller(14).rb

# /app/controllers/posts_controller.rb
class PostsController < ApplicationController
  def edit
    @post = get_post(params[:id])
    # ...
  end
  
  def update
    @post = get_post(params[:id])
    # ...
  end
  
  def destroy
    @post = get_post(params[:id])
    # ...
  end 
  
  private
  def get_post(post_id)
    @post = Post.find(post_id)
  end
end