Refinement of completion status codes and fatal error handlers.

src/vm/opcodes-native-call.cpp

@@ -128,7 +128,7 @@ opfunc_native_call (opcode_t opdata, /**< operation data */
                                                                      MEM_HEAP_ALLOC_SHORT_TERM);
         if (zt_str_p == NULL)
         {
-          jerry_exit (ERR_OUT_OF_MEMORY);
+          jerry_fatal (ERR_OUT_OF_MEMORY);
         }
 
         ecma_string_to_zt_string (str_p, zt_str_p, zt_str_size);

src/vm/vm.cpp

@@ -345,7 +345,7 @@ init_int (const opcode_t *program_p, /**< pointer to byte-code program */
   __program = program_p;
 } /* init_int */
 
-bool
+jerry_completion_code_t
 run_int (void)
 {
   JERRY_ASSERT (__program != NULL);
@@ -378,20 +378,31 @@ run_int (void)
                                                          is_strict,
                                                          false);
 
+  jerry_completion_code_t ret_code;
+
   if (ecma_is_completion_value_exit (completion))
   {
-    ecma_deref_object (glob_obj_p);
-    ecma_deref_object (lex_env_p);
-    ecma_finalize ();
-
-    return ecma_is_value_true (ecma_get_completion_value_value (completion));
+    if (ecma_is_value_true (ecma_get_completion_value_value (completion)))
+    {
+      ret_code = JERRY_COMPLETION_CODE_OK;
+    }
+    else
+    {
+      ret_code = JERRY_COMPLETION_CODE_FAILED_ASSERTION_IN_SCRIPT;
+    }
   }
-  else if (ecma_is_completion_value_throw (completion))
+  else
   {
-    jerry_exit (ERR_UNHANDLED_EXCEPTION);
+    JERRY_ASSERT (ecma_is_completion_value_throw (completion));
+
+    ret_code = JERRY_COMPLETION_CODE_UNHANDLED_EXCEPTION;
   }
 
-  JERRY_UNREACHABLE ();
+  ecma_deref_object (glob_obj_p);
+  ecma_deref_object (lex_env_p);
+  ecma_finalize ();
+
+  return ret_code;
 }
 
 ecma_completion_value_t

src/vm/vm.h

@@ -21,7 +21,7 @@
 #include "opcodes.h"
 
 void init_int (const opcode_t* program_p, bool dump_mem_stats);
-bool run_int (void);
+jerry_completion_code_t run_int (void);
 ecma_completion_value_t run_int_loop (int_data_t *int_data);
 ecma_completion_value_t run_int_from_pos (opcode_counter_t start_pos,
                                           const ecma_value_t& this_binding_value,