Refactor zcx_abapgit_exception

- Replace `split_text_to_symsg` with standard code
- Replace loop + concat with builtin function

src/zcx_abapgit_exception.clas.abap

@@ -104,11 +104,6 @@ CLASS zcx_abapgit_exception DEFINITION
 
     CONSTANTS c_generic_error_msg TYPE string VALUE `An error occurred (ZCX_ABAPGIT_EXCEPTION)`.
 
-    CLASS-METHODS split_text_to_symsg
-      IMPORTING
-        !iv_text      TYPE string
-      RETURNING
-        VALUE(rs_msg) TYPE symsg .
     METHODS save_callstack .
     METHODS itf_to_string
       IMPORTING
@@ -307,32 +302,21 @@ CLASS zcx_abapgit_exception IMPLEMENTATION.
         itf_text     = lt_itf
         text_stream  = lt_stream.
 
-    LOOP AT lt_string INTO lv_string.
-      IF sy-tabix = 1.
-        rv_result = lv_string.
-      ELSE.
-        CONCATENATE rv_result lv_string
-                    INTO rv_result
-                    SEPARATED BY cl_abap_char_utilities=>newline.
-      ENDIF.
-
-    ENDLOOP.
+    rv_result = concat_lines_of(
+      table = lt_string
+      sep   = cl_abap_char_utilities=>newline ).
 
   ENDMETHOD.
 
 
   METHOD raise.
 
-    DATA lv_text TYPE string.
-
     IF iv_text IS INITIAL.
-      lv_text = c_generic_error_msg.
+      cl_message_helper=>set_msg_vars_for_clike( c_generic_error_msg ).
     ELSE.
-      lv_text = iv_text.
+      cl_message_helper=>set_msg_vars_for_clike( iv_text ).
     ENDIF.
 
-    split_text_to_symsg( lv_text ).
-
     raise_t100(
       ii_log      = ii_log
       ix_previous = ix_previous
@@ -439,22 +423,4 @@ CLASS zcx_abapgit_exception IMPLEMENTATION.
     ENDLOOP.
 
   ENDMETHOD.
-
-
-  METHOD split_text_to_symsg.
-
-    DATA ls_msg TYPE symsg.
-
-    cl_message_helper=>set_msg_vars_for_clike( iv_text ).
-    ls_msg-msgv1 = sy-msgv1.
-    ls_msg-msgv2 = sy-msgv2.
-    ls_msg-msgv3 = sy-msgv3.
-    ls_msg-msgv4 = sy-msgv4.
-
-    " Set syst using generic error message
-    MESSAGE e001(00) WITH ls_msg-msgv1 ls_msg-msgv2 ls_msg-msgv3 ls_msg-msgv4 INTO null.
-
-    rs_msg = ls_msg.
-
-  ENDMETHOD.
 ENDCLASS.

src/zcx_abapgit_exception.clas.testclasses.abap

@@ -406,7 +406,7 @@ CLASS ltcl_split_text IMPLEMENTATION.
   ENDMETHOD.
   METHOD test_set_msg_vars.
 
-    zcx_abapgit_exception=>split_text_to_symsg( iv_text ).
+    cl_message_helper=>set_msg_vars_for_clike( iv_text ).
 
     cl_abap_unit_assert=>assert_equals( act = sy-msgv1
                                         exp = is_msg-v1 ).