 
      bundle gem
                    Creates a skeleton for creating a rubygem
                  
                  $ bundle gem GEM [--bin or -b] [--test=TESTFRAMEWORK] [--edit=TEXTEDITOR] [--ext]
Options:
                      --bin or -b: Generate a binary for your library.
                    
                      --edit: Opens generated gemspec with specified or default
                      text editor set BUNDLER_EDITOR, EDITOR or VISUAL env variables.
                    
                      --ext: Generate a skeleton for a C-extension.
                    
                      --test: Generate a test directory for your library:
                      'rspec' is the default, but 'minitest' is also supported.
                    
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