remove positioned copy paste

lib/virtual/parfait_adapter.rb

@@ -22,23 +22,6 @@ module FakeMem
     raise "Layout not set #{vm_name}" unless clazz.object_layout
     self.set_layout clazz.object_layout
   end
-  #TODO, this is copied from module Positioned, maybe avoid duplication ?
-  def position
-    if @position.nil?
-      str = "IN machine #{Virtual.machine.objects.include?(self)}\n"
-      raise str + "position not set for #{self.class} at #{word_length} for #{self.inspect[0...100]}"
-    end
-    @position
-  end
-  def set_position pos
-    raise "Setting of nil not allowed" if pos.nil?
-    # resetting of position used to be error, but since relink and dynamic instruction size it is ok.
-    # in measures (of 32)
-    if @position != nil and ((@position - pos).abs > 32)
-      raise "position set again #{pos}!=#{@position} for #{self.class}"
-    end
-    @position = pos
-  end
 end
 module Virtual
   def self.new_list array
@@ -99,6 +82,7 @@ module Parfait
   class Object
     include FakeMem
     include Padding
+    include Positioned
 
     # these internal functions are _really_ internal
     # they respresent the smallest code needed to build larger functionality

lib/virtual/positioned.rb

@@ -2,12 +2,14 @@ require_relative "type"
 
 module Positioned
   def position
-    if @position == nil
+    if @position.nil?
-      raise "position accessed but not set at #{word_length} for #{self.inspect[0...500]}"
+      str = "IN machine #{Virtual.machine.objects.include?(self)}\n"
+      raise str + "position not set for #{self.class} at #{word_length} for #{self.inspect[0...100]}"
     end
     @position
   end
   def set_position pos
+    raise "Setting of nil not allowed" if pos.nil?
     # resetting of position used to be error, but since relink and dynamic instruction size it is ok.
     # in measures (of 32)
     if @position != nil and ((@position - pos).abs > 32)
@@ -15,5 +17,4 @@ module Positioned
     end
     @position = pos
   end
-
 end