cli.rb in bundler-2.5.15

- old
+ new
@@ -548,13 +548,16 @@
     method_option :git, type: :boolean, default: true, desc: "Initialize a git repo inside your library."
     method_option :mit, type: :boolean, desc: "Generate an MIT license file. Set a default with `bundle config set --global gem.mit true`."
     method_option :rubocop, type: :boolean, desc: "Add rubocop to the generated Rakefile and gemspec. Set a default with `bundle config set --global gem.rubocop true`."
     method_option :changelog, type: :boolean, desc: "Generate changelog file. Set a default with `bundle config set --global gem.changelog true`."
     method_option :test, type: :string, lazy_default: Bundler.settings["gem.test"] || "", aliases: "-t", banner: "Use the specified test framework for your library",
+                         enum: %w[rspec minitest test-unit],
                          desc: "Generate a test directory for your library, either rspec, minitest or test-unit. Set a default with `bundle config set --global gem.test (rspec|minitest|test-unit)`."
     method_option :ci, type: :string, lazy_default: Bundler.settings["gem.ci"] || "",
+                       enum: %w[github gitlab circle],
                        desc: "Generate CI configuration, either GitHub Actions, GitLab CI or CircleCI. Set a default with `bundle config set --global gem.ci (github|gitlab|circle)`"
     method_option :linter, type: :string, lazy_default: Bundler.settings["gem.linter"] || "",
+                           enum: %w[rubocop standard],
                            desc: "Add a linter and code formatter, either RuboCop or Standard. Set a default with `bundle config set --global gem.linter (rubocop|standard)`"
     method_option :github_username, type: :string, default: Bundler.settings["gem.github_username"], banner: "Set your username on GitHub", desc: "Fill in GitHub username on README so that you don't have to do it manually. Set a default with `bundle config set --global gem.github_username <your_username>`."
 
     def gem(name)
     end