Snapshot: new training tasks (balanced generation), docs

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

tasks_gen/train/G1940/reference/cx_crane_error.clas.abap

@@ -0,0 +1,33 @@
+CLASS {{p}}cx_crane_error DEFINITION
+  PUBLIC
+  INHERITING FROM cx_static_check
+  FINAL
+  CREATE PUBLIC.
+
+  PUBLIC SECTION.
+    METHODS constructor
+      IMPORTING
+        iv_msgno TYPE symsgno
+        iv_attr1 TYPE string OPTIONAL
+        iv_attr2 TYPE string OPTIONAL.
+
+    METHODS get_message_text
+      RETURNING
+        VALUE(rv_text) TYPE string.
+
+  PRIVATE SECTION.
+    DATA mv_text TYPE string.
+ENDCLASS.
+
+
+CLASS {{p}}cx_crane_error IMPLEMENTATION.
+  METHOD constructor.
+    super->constructor( ).
+    MESSAGE ID '{{P}}MSG_CRANE' TYPE 'I' NUMBER iv_msgno
+      WITH iv_attr1 iv_attr2 INTO mv_text.
+  ENDMETHOD.
+
+  METHOD get_message_text.
+    rv_text = mv_text.
+  ENDMETHOD.
+ENDCLASS.