anchor.diff:  
       ENDLOOP.
   
  -* build DDLS edges
  +    " build DDLS edges
       LOOP AT ct_tadir ASSIGNING <ls_tadir_ddls>
                        WHERE object = 'DDLS'.
   
  
positive.code:           WHEN 'DS'
                OR 'DT'.
              <ls_edge>-to-obj_type = 'TABL'.
            WHEN 'DA'.
              <ls_edge>-to-obj_type = 'TTYP'.
            WHEN OTHERS.
  
negative.code:                    <ls_found>           LIKE LINE OF lt_founds,
                     <ls_node>            LIKE LINE OF lt_nodes.
  
      " build nodes
      LOOP AT ct_tadir ASSIGNING <ls_tadir>
          WHERE object = 'TABL'
          OR object = 'VIEW'
          OR object = 'TTYP'.
        APPEND INITIAL LINE TO lt_nodes ASSIGNING <ls_node>.
        <ls_node>-obj_name = <ls_tadir>-obj_name.
  