Comment (OR) Remove Unused methods

How can we found unused code in Rails?

We can found unused code using rails_best_practices

Installation

Using Bundler:

group :development do
  gem 'rails_best_practices'
end

Steps

1. First install brakeman gem in project

   gem install rails_best_practices

2. Then run the below comments

   rails_best_practices . | grep 'remove unused methods' < output.txt

3. Please check your output.txt file. you will get all unused methods like below

app/controllers/aaaa/xxx_bbb_controller.rb:32 - remove unused methods (Aaa::XxxBbbController#get_yyyy_zzzz_location) app/controllers/aaa/xxx_yyyy_controller.rb:32 - remove unused methods (Aaaa::XxxYyyController#yyyy_zzzz_location)

4. Run My class. Now, go and check your directory. The unwanted methods will comment out.

   CommentUnusedMethod.new.comment('output.txt')