instance method add_general_options!

# File railties/lib/rails_generator/options.rb, line 119
        def add_general_options!(opt)
          opt.separator ''
          opt.separator 'Rails Info:'
          opt.on('-v', '--version', 'Show the Rails version number and quit.')
          opt.on('-h', '--help', 'Show this help message and quit.') { |v| options[:help] = v }

          opt.separator ''
          opt.separator 'General Options:'

          opt.on('-p', '--pretend', 'Run but do not make any changes.') { |v| options[:pretend] = v }
          opt.on('-f', '--force', 'Overwrite files that already exist.') { options[:collision] = :force }
          opt.on('-s', '--skip', 'Skip files that already exist.') { options[:collision] = :skip }
          opt.on('-q', '--quiet', 'Suppress normal output.') { |v| options[:quiet] = v }
          opt.on('-t', '--backtrace', 'Debugging: show backtrace on errors.') { |v| options[:backtrace] = v }
          opt.on('-c', '--svn', 'Modify files with subversion. (Note: svn must be in path)') do
            options[:svn] = {}
            `svn status`.each_line do |line|
              options[:svn][line.chomp[7..-1]] = true
            end
          end
          opt.on('-g', '--git', 'Modify files with git. (Note: git must be in path)') do
            options[:git] = {:new => {}, :modified => {}}
            `git status`.each_line do |line|
              options[:git][:new][line.chomp[14..-1]] = true if line =~ /new file:/
              options[:git][:modified][line.chomp[14..-1]] = true if line =~ /modified:/
            end
          end
        end