Support subclassing API functions

src/objects.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <sstream>
 
@@ skipping 11830 matching lines @@
   }
 #endif
 }
 
 
 #ifdef DEBUG
 namespace {
 
 bool CanSubclassHaveInobjectProperties(InstanceType instance_type) {
   switch (instance_type) {
+    case JS_API_OBJECT_TYPE:
+    case JS_ARRAY_BUFFER_TYPE:
+    case JS_ARRAY_TYPE:
+    case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
+    case JS_DATA_VIEW_TYPE:
+    case JS_DATE_TYPE:
+    case JS_FUNCTION_TYPE:
+    case JS_GENERATOR_OBJECT_TYPE:
+    case JS_MAP_ITERATOR_TYPE:
+    case JS_MAP_TYPE:
+    case JS_MESSAGE_OBJECT_TYPE:
+    case JS_MODULE_TYPE:
     case JS_OBJECT_TYPE:
-    case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
-    case JS_GENERATOR_OBJECT_TYPE:
-    case JS_MODULE_TYPE:
+    case JS_PROMISE_TYPE:
+    case JS_REGEXP_TYPE:
+    case JS_SET_ITERATOR_TYPE:
+    case JS_SET_TYPE:
+    case JS_SPECIAL_API_OBJECT_TYPE:
+    case JS_TYPED_ARRAY_TYPE:
     case JS_VALUE_TYPE:
-    case JS_DATE_TYPE:
-    case JS_ARRAY_TYPE:
-    case JS_MESSAGE_OBJECT_TYPE:
-    case JS_ARRAY_BUFFER_TYPE:
-    case JS_TYPED_ARRAY_TYPE:
-    case JS_DATA_VIEW_TYPE:
-    case JS_SET_TYPE:
-    case JS_MAP_TYPE:
-    case JS_SET_ITERATOR_TYPE:
-    case JS_MAP_ITERATOR_TYPE:
     case JS_WEAK_MAP_TYPE:
     case JS_WEAK_SET_TYPE:
-    case JS_PROMISE_TYPE:
-    case JS_REGEXP_TYPE:
-    case JS_FUNCTION_TYPE:
       return true;
 
-    case JS_BOUND_FUNCTION_TYPE:
-    case JS_PROXY_TYPE:
-    case JS_GLOBAL_PROXY_TYPE:
-    case JS_GLOBAL_OBJECT_TYPE:
+    case BYTECODE_ARRAY_TYPE:
+    case BYTE_ARRAY_TYPE:
+    case CELL_TYPE:
+    case CODE_TYPE:
+    case FILLER_TYPE:
     case FIXED_ARRAY_TYPE:
     case FIXED_DOUBLE_ARRAY_TYPE:
+    case FOREIGN_TYPE:
+    case FREE_SPACE_TYPE:
+    case HEAP_NUMBER_TYPE:
+    case JS_BOUND_FUNCTION_TYPE:
+    case JS_GLOBAL_OBJECT_TYPE:
+    case JS_GLOBAL_PROXY_TYPE:
+    case JS_PROXY_TYPE:
+    case MAP_TYPE:
+    case MUTABLE_HEAP_NUMBER_TYPE:
     case ODDBALL_TYPE:
-    case FOREIGN_TYPE:
-    case MAP_TYPE:
-    case CODE_TYPE:
-    case CELL_TYPE:
     case PROPERTY_CELL_TYPE:
+    case SHARED_FUNCTION_INFO_TYPE:
+    case SIMD128_VALUE_TYPE:
+    case SYMBOL_TYPE:
     case WEAK_CELL_TYPE:
-    case SYMBOL_TYPE:
-    case BYTECODE_ARRAY_TYPE:
-    case HEAP_NUMBER_TYPE:
-    case MUTABLE_HEAP_NUMBER_TYPE:
-    case SIMD128_VALUE_TYPE:
-    case FILLER_TYPE:
-    case BYTE_ARRAY_TYPE:
-    case FREE_SPACE_TYPE:
-    case SHARED_FUNCTION_INFO_TYPE:
 
 #define TYPED_ARRAY_CASE(Type, type, TYPE, ctype, size) \
   case FIXED_##TYPE##_ARRAY_TYPE:
 #undef TYPED_ARRAY_CASE
 
 #define MAKE_STRUCT_CASE(NAME, Name, name) case NAME##_TYPE:
       STRUCT_LIST(MAKE_STRUCT_CASE)
 #undef MAKE_STRUCT_CASE
       // We must not end up here for these instance types at all.
       UNREACHABLE();
@@ skipping 6353 matching lines @@
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 
 }  // namespace internal
 }  // namespace v8