lib/cl/help/cmd.rb in cl-0.1.3 vs lib/cl/help/cmd.rb in cl-0.1.4

@@ -2,10 +2,12 @@
 require 'cl/help/usage'
 
 class Cl
   class Help
     class Cmd
+      include Regex
+
       attr_reader :cmd
 
       def initialize(cmd)
         @cmd = cmd
       end
@@ -98,11 +100,11 @@
       def format_opt(opt)
         opts = []
         opts << "alias: #{format_aliases(opt)}" if opt.aliases?
         opts << "requires: #{opt.requires.join(', ')}" if opt.requires?
         opts << "default: #{format_default(opt)}" if opt.default?
-        opts << "known values: #{opt.enum.join(', ')}" if opt.enum?
+        opts << "known values: #{format_enum(opt)}" if opt.enum?
         opts << "format: #{opt.format}" if opt.format?
         opts << "downcase: true" if opt.downcase?
         opts << "max: #{opt.max}" if opt.max?
         opts << "e.g.: #{opt.example}" if opt.example?
         opts << "see: #{opt.see}" if opt.see?
@@ -116,9 +118,12 @@
           strs << "(deprecated, please use #{opt.name})" if opt.deprecated[0] == name
           strs.join(' ')
         end.join(', ')
       end
 
+      def format_enum(opt)
+        opt.enum.map { |value| format_regex(value) }.join(', ')
+      end
 
       def format_type(obj)
         return obj.type unless obj.is_a?(Opt) && obj.type == :array
         "array (string, can be given multiple times)"
       end