cmd.rb in cl-1.1.3

- old
+ new

@@ -15,11 +15,11 @@
   class Cmd
     include Registry
     extend Dsl
 
     class << self
-      include Merge, Underscore
+      include Merge, Suggest, Underscore
 
       inherited = ->(const) do
         const.register [registry_key, underscore(const.name.split('::').last)].compact.join(':') if const.name
         const.define_singleton_method(:inherited, &inherited)
       end
@@ -32,9 +32,13 @@
       def parse(ctx, cmd, args)
         parser = Parser.new(cmd, args)
         args, opts = parser.args, parser.opts unless self == Help
         opts = merge(ctx.config[registry_key], opts) if ctx.config[registry_key]
         [args, opts || {}]
+      end
+
+      def suggestions(opt)
+        suggest(opts.map(&:name), opt.sub(/^--/, ''))
       end
     end
 
     opt '--help', 'Get help on this command'
 