fix code duplication

lib/parfait/layout.rb

@@ -71,16 +71,7 @@ module Parfait
     end
 
     def inspect
-      ret = "Layout["
-      index = 3
-      while index <= self.get_length
-        item = get(index)
-        ret += item.inspect
-        ret += "," unless index == self.get_length
-        index = index + 1
-      end
-      ret += "]"
-      ret
+      "Layout[#{inspect_from(3)}]"
     end
 
     def sof_reference_name

lib/parfait/list.rb

@@ -164,8 +164,11 @@ module Parfait
     end
 
     def inspect
+      inspect_from 1
+    end
+
+    def inspect_from index
       ret = ""
-      index = 1
       while index <= self.get_length
         item = get(index)
         ret += item.inspect

test/interpreter/test_puts.rb

@@ -55,7 +55,6 @@ class TestPuts < MiniTest::Test
   end
 
   def test_chain
-    show_ticks
     ["Branch","LoadConstant","GetSlot","SetSlot","RegisterTransfer",
    "GetSlot","FunctionCall","SaveReturn","LoadConstant","GetSlot",
    "SetSlot","LoadConstant","SetSlot","RegisterTransfer","GetSlot",