lib/irb/command/step.rb in irb-1.12.0 vs lib/irb/command/step.rb in irb-1.13.0

@@ -5,11 +5,11 @@
 module IRB
   # :stopdoc:
 
   module Command
     class Step < DebugCommand
-      def execute(*args)
-        super(do_cmds: ["step", *args].join(" "))
+      def execute(arg)
+        execute_debug_command(do_cmds: "step #{arg}")
       end
     end
   end
 
   # :startdoc: