# File lib/rubigen/commands.rb, line 64
        def current_migration_number
          Dir.glob("#{RAILS_ROOT}/#{@migration_directory}/[0-9]*_*.rb").inject(0) do |max, file_path|
            n = File.basename(file_path).split('_', 2).first.to_i
            if n > max then n else max end
          end
        end