anchor.diff:  
   
   
  -CLASS zcl_abapgit_gui IMPLEMENTATION.
  +CLASS ZCL_ABAPGIT_GUI IMPLEMENTATION.
   
   
     METHOD back.
  
positive.code:     METHODS go_home
        RAISING
          zcx_abapgit_exception .
      METHODS go_page
        IMPORTING
          !ii_page        TYPE REF TO zif_abapgit_gui_renderable
          !iv_clear_stack TYPE abap_bool DEFAULT abap_true
        RAISING
          zcx_abapgit_exception .
      METHODS back
        IMPORTING
          !iv_to_bookmark TYPE abap_bool DEFAULT abap_false
  
negative.code:       ENDIF.
        render( ).
      ENDIF.
  
    ENDMETHOD.
  
  