coder95/rubocop repository overview

$  alias rubocop="docker run -it --rm -v $PWD:/code --name rubocop coder95/rubocop"
 $  rubocop -h```

This shell alias  make it simpler  and you feel no difference from using the gem.

Available options are:
>     Usage: rubocop [options] [file1, file2, ...]
>     -L, --list-target-files          List all files RuboCop will inspect.
>         --except [COP1,COP2,...]     Disable the given cop(s).
>         --only [COP1,COP2,...]       Run only the given cop(s).
>         --only-guide-cops            Run only cops for rules that link to a
>                                      style guide.
>     -c, --config FILE                Specify configuration file.
>         --auto-gen-config            Generate a configuration file acting as a
>                                      TODO list.
>         --exclude-limit COUNT        Used together with --auto-gen-config to
>                                      set the limit for how many Exclude
>                                      properties to generate. Default is 15.
>         --force-exclusion            Force excluding files specified in the
>                                      configuration `Exclude` even if they are
>                                      explicitly passed as arguments.
>         --ignore-parent-exclusion    Prevent from inheriting AllCops/Exclude from
>                                      parent folders.
>         --force-default-config       Use default configuration even if configuration
>                                      files are present in the directory tree.
>         --no-offense-counts          Do not include offense counts in configuration
>                                      file generated by --auto-gen-config.
>     -f, --format FORMATTER           Choose an output formatter. This option
>                                      can be specified multiple times to enable
>                                      multiple formatters at the same time.
>                                        [p]rogress (default)
>                                        [s]imple
>                                        [c]lang
>                                        [d]isabled cops via inline comments
>                                        [fu]ubar
>                                        [e]macs
>                                        [j]son
>                                        [h]tml
>                                        [fi]les
>                                        [o]ffenses
>                                        [w]orst
>                                        [t]ap
>                                        [q]uiet
>                                        custom formatter class name
>     -o, --out FILE                   Write output to a file instead of STDOUT.
>                                      This option applies to the previously
>                                      specified --format, or the default format
>                                      if no format is specified.
>     -r, --require FILE               Require Ruby file.
>         --fail-level SEVERITY        Minimum severity (A/R/C/W/E/F) for exit
>                                      with error code.
>         --show-cops [COP1,COP2,...]  Shows the given cops, or all cops by
>                                      default, and their configurations for the
>                                      current directory.
>     -F, --fail-fast                  Inspect files in order of modification
>                                      time and stop after the first file
>                                      containing offenses.
>     -C, --cache FLAG                 Use result caching (FLAG=true) or don't
>                                      (FLAG=false), default determined by
>                                      configuration parameter AllCops: UseCache.
>     -d, --debug                      Display debug info.
>     -D, --[no-]display-cop-names     Display cop names in offense messages.
>                                      Default is true.
>     -E, --extra-details              Display extra details in offense messages.
>     -S, --display-style-guide        Display style guide URLs in offense messages.
>     -R, --rails                      Run extra Rails cops.
>     -l, --lint                       Run only lint cops.
>     -a, --auto-correct               Auto-correct offenses.
>         --[no-]color                 Force color output on or off.
>     -v, --version                    Display version.
>     -V, --verbose-version            Display verbose version.
>     -P, --parallel                   Use available CPUs to execute inspection in
>                                      parallel.
>     -s, --stdin FILE                 Pipe source from STDIN, using FILE in offense
>                                      reports. This is useful for editor integration.

# Example 1 : 

``` bash
$ cd my/cool/ruby/project
$ docker run -it --rm -v $PWD:/code --name rubocop coder95/rubocop

$ cd my/cool/ruby/project
$ alias rubocop="docker run -it --rm -v $PWD:/code --name rubocop coder95/rubocop"
$ rubocop