# File lib/nanoc3/cli/commands/help.rb, line 19
    def long_desc
      'Show help for the given command, or show general help. When no ' +
      'command is given, a list of available commands is displayed, as ' +
      'well as a list of global commandline options. When a command is ' +
      'given, a command description as well as command-specific ' +
      'commandline options are shown.'
    end