# File lib/rake.rb, line 2121
2121:     def display_tasks_and_comments
2122:       displayable_tasks = tasks.select { |t|
2123:         t.comment && t.name =~ options.show_task_pattern
2124:       }
2125:       if options.full_description
2126:         displayable_tasks.each do |t|
2127:           puts "#{name} #{t.name_with_args}"
2128:           t.full_comment.split("\n").each do |line|
2129:             puts "    #{line}"
2130:           end
2131:           puts
2132:         end
2133:       else
2134:         width = displayable_tasks.collect { |t| t.name_with_args.length }.max || 10
2135:         max_column = truncate_output? ? terminal_width - name.size - width - 7 : nil
2136:         displayable_tasks.each do |t|
2137:           printf "#{name} %-#{width}s  # %s\n",
2138:             t.name_with_args, max_column ? truncate(t.comment, max_column) : t.comment
2139:         end
2140:       end
2141:     end