RuboCop

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4. RuboCop

On this page

• "Magic" one-liners
  • RuboCop-ing a set of files

RuboCop is used for running static code analysis on your Ruby code.

"Magic" one-liners

RuboCop-ing a set of files

You can combine the tips about listing files on the Git page with RuboCop.

• To RuboCop the current commit - git diff-tree --no-commit-id --name-only -r HEAD --diff-filter AMT | xargs bundle exec rubocop
• To RuboCop the working tree changes - git diff --name-only --diff-filter AMT | xargs bundle exec rubocop
• To RuboCop all of the changes from the branch - git diff --name-only master --diff-filter AMT | xargs bundle exec rubocop