# rubocop > Lint Ruby files. - Check all files in the current directory (including subdirectories): `rubocop` - Check one or more specific files or directories: `rubocop {{/path/to/file}} {{/path/to/directory}}` - Write output to file: `rubocop --out {{/path/to/file}}` - View list of cops (linter rules): `rubocop --show-cops` - Exclude a cop: `rubocop --except {{cop_1}} {{cop_2}}` - Run only specified cops: `rubocop --only {{cop_1}} {{cop_2}}` - Auto-correct files (experimental): `rubocop --auto-correct`