Reek
Flay
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For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Reek
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First commits in a Ruby on Rails app
Rubycritic uses reek under the hood so I added a reek config files at .reek.yml with the following content:
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Code Reviewing a Ruby on Rails application.
Reek is a code smell detection tool for Ruby that helps identify potential design issues. It analyzes your codebase and provides feedback on areas that might benefit from refactoring or improvement. Here's an overview of what Reek is and how to use it:
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Improve Code in Your Ruby Application with RubyCritic
$ reek app/controllers/erp/orders_controller.rb Inspecting 1 file(s): S app/controllers/erp/orders_controller.rb -- 1 warning: [91]:UncommunicativeVariableName: Erp::OrdersController#create has the variable name 'e' [https://github.com/troessner/reek/blob/v6.1.1/docs/Uncommunicative-Variable-Name.md]
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Gems that can identify churn, complexity, duplication and smells.
reek
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Security Risks On Rails: Misconfiguration and Unsafe Integrations
Other useful gems you may take a look at are dawnscanner, reek, and hakiri_toolbelt.
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The best way to review my code for code smells?
Beside RuboCop, I found reek very useful. https://github.com/troessner/reek
Flay
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Code Reviewing a Ruby on Rails application.
Flay analyzes ruby code for structural similarities. Differences in literal values, names, whitespace, and programming style are all ignored. Flay helps reduce code duplication and keep your code DRY (Don't Repeat Yourself).
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Improve Code in Your Ruby Application with RubyCritic
Flay identifies structural Ruby code similarities, including:
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Gems that can identify churn, complexity, duplication and smells.
flay
What are some alternatives?
Rubocop - A Ruby static code analyzer and formatter, based on the community Ruby style guide. [Moved to: https://github.com/rubocop/rubocop]
Flog - Flog reports the most tortured code in an easy to read pain report. The higher the score, the more pain the code is in.
rails_best_practices - a code metric tool for rails projects
Rubycritic - A Ruby code quality reporter
Traceroute - A Rake task gem that helps you find the unused routes and controller actions for your Rails 3+ app
Pronto - Quick automated code review of your changes
Brakeman - A static analysis security vulnerability scanner for Ruby on Rails applications
Cane - Code quality threshold checking as part of your build
Coverband - Ruby production code coverage collection and reporting (line of code usage)
MetricFu - A fist full of code metrics