# File lib/chef/knife/help.rb, line 91
      def available_manpages_by_basename
        @available_manpages_by_basename ||= begin
          available_manpages = Dir[File.expand_path("../distro/common/man/man1/*1", CHEF_ROOT)]
          available_manpages.inject({}) do |map, manpath|
            map[::File.basename(manpath, '.1')] = manpath
            map
          end
        end
      end