A Ruby code quality reporter 檢查Ruby代碼質量
https://github.com/whitesmith/rubycritic
RubyCritic can be installed with the following command:
gem install rubycritic
# Gemfile
gem "rubycritic", require: false
# shell
rubycritic
Alternatively you can pass rubycritic a list of files and directories to check:
$ rubycritic app lib/foo.rb代碼質量等級：ABCDEF
