Fix coverage with several contract classes; table annotation and file path checks; clean task dir on write

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014aUaQeLnwbb1zTpN7kHeat

tasks_gen/eval/G0116/faulty/m2_departure_planner.clas.abap

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+CLASS {{p}}departure_planner DEFINITION PUBLIC FINAL CREATE PUBLIC.
+  PUBLIC SECTION.
+    TYPES ty_stop  TYPE c LENGTH 4.
+    TYPES ty_line  TYPE c LENGTH 6.
+    TYPES ty_depot TYPE c LENGTH 4.
+    TYPES ty_time  TYPE t.
+    TYPES:
+      BEGIN OF ty_departure,
+        stop   TYPE ty_stop,
+        line   TYPE ty_line,
+        depart TYPE ty_time,
+        depot  TYPE ty_depot,
+      END OF ty_departure,
+      tt_departures TYPE STANDARD TABLE OF ty_departure WITH EMPTY KEY.
+
+    METHODS constructor.
+    METHODS add_depot
+      IMPORTING iv_depot      TYPE ty_depot
+                it_departures TYPE tt_departures.
+    METHODS next_departure
+      IMPORTING iv_stop             TYPE ty_stop
+                iv_from             TYPE ty_time
+      RETURNING VALUE(rs_departure) TYPE ty_departure.
+    METHODS departures_at_stop
+      IMPORTING iv_stop              TYPE ty_stop
+      RETURNING VALUE(rt_departures) TYPE tt_departures.
+    METHODS count
+      RETURNING VALUE(rv_count) TYPE i.
+
+  PRIVATE SECTION.
+    TYPES tt_store TYPE SORTED TABLE OF ty_departure
+                       WITH UNIQUE KEY stop depart line.
+    DATA mt_store TYPE tt_store.
+
+    METHODS first_index_of_stop
+      IMPORTING iv_stop         TYPE ty_stop
+      RETURNING VALUE(rv_index) TYPE i.
+ENDCLASS.
+
+
+CLASS {{p}}departure_planner IMPLEMENTATION.
+  METHOD constructor.
+    CLEAR mt_store.
+  ENDMETHOD.
+
+  METHOD add_depot.
+    LOOP AT it_departures INTO DATA(ls_departure).
+      DATA(ls_store) = ls_departure.
+      ls_store-depot = iv_depot.
+      INSERT ls_store INTO TABLE mt_store.
+    ENDLOOP.
+  ENDMETHOD.
+
+  METHOD next_departure.
+    DATA(lv_start) = first_index_of_stop( iv_stop ).
+    IF lv_start = 0.
+      RETURN.
+    ENDIF.
+    LOOP AT mt_store INTO DATA(ls_departure) FROM lv_start.
+      IF ls_departure-stop <> iv_stop.
+        EXIT.
+      ENDIF.
+      IF ls_departure-depart < iv_from.
+        rs_departure = ls_departure.
+        RETURN.
+      ENDIF.
+    ENDLOOP.
+  ENDMETHOD.
+
+  METHOD departures_at_stop.
+    DATA(lv_start) = first_index_of_stop( iv_stop ).
+    IF lv_start = 0.
+      RETURN.
+    ENDIF.
+    LOOP AT mt_store INTO DATA(ls_departure) FROM lv_start.
+      IF ls_departure-stop <> iv_stop.
+        EXIT.
+      ENDIF.
+      APPEND ls_departure TO rt_departures.
+    ENDLOOP.
+  ENDMETHOD.
+
+  METHOD count.
+    rv_count = lines( mt_store ).
+  ENDMETHOD.
+
+  METHOD first_index_of_stop.
+    READ TABLE mt_store TRANSPORTING NO FIELDS WITH KEY stop = iv_stop.
+    IF sy-subrc = 0.
+      rv_index = sy-tabix.
+    ENDIF.
+  ENDMETHOD.
+ENDCLASS.