lib/scparse.rb in antfarm-0.3.0 vs lib/scparse.rb in antfarm-0.4.0

@@ -64,11 +64,11 @@
       @name = name
       @execute_prerequisites = execute_prerequisites
     end
 
     def add_command(command)
-      @commands = CommandHash.new unless @commands
+      @commands ||= CommandHash.new
       @commands[command.name] = command
       command.parent = self
     end
 
     # Return the uber-parent, which is a ScriptCommandParser object.
@@ -88,10 +88,16 @@
         parents << cmd
       end until cmd.parent.is_a?(ScriptCommandParser)
       return parents
     end
 
+    # Does this command have a given subcommand?
+    # Note: returns the command or nil, not true/false.
+    def has_command?(command)
+      return @commands[command]
+    end
+
     # Does this command have any subcommands it's a parent to?
     def has_commands?
       return @commands.nil? ? false : true
     end
 
@@ -264,9 +270,16 @@
     end
 
     # Adds a subcommand to the main command object.
     def add_command(command)
       @main.add_command(command)
+    end
+
+    # Does this application have a command with
+    # the given name?
+    # Note: returns command or nil, not true/false.
+    def has_command?(command)
+      @main.has_command?(command)
     end
 
     # Returns any options in the main command object.
     def options
       @main.options