IDL: object type support for IDL dictionary

Source/bindings/scripts/v8_types.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 381 matching lines @@
 
 def includes_for_interface(interface_name):
     return IdlType(interface_name).includes_for_type
 
 
 def add_includes_for_interface(interface_name):
     includes.update(includes_for_interface(interface_name))
 
 
 def impl_should_use_nullable_container(idl_type):
+    if idl_type.name == 'Object':
+        # We use ScriptValue for Objects in dictionary impls.
+        return False
     return not(idl_type.cpp_type_has_null_value)

[haraken, 2014/09/24 04:08:56]

Can't we make idl_type.cpp_type_has_null_value return true when idl_type.name ==
'Object' (and avoid adding the above if branch)?

[bashi, 2014/09/24 05:28:55]

Done.

 
 IdlTypeBase.impl_should_use_nullable_container = property(
     impl_should_use_nullable_container)
 
 
 def impl_includes_for_type(idl_type, interfaces_info):
     includes_for_type = set()
     if idl_type.impl_should_use_nullable_container:
         includes_for_type.add('bindings/core/v8/Nullable.h')
 
     idl_type = idl_type.preprocessed_type
     native_array_element_type = idl_type.native_array_element_type
     if native_array_element_type:
         includes_for_type.update(impl_includes_for_type(
                 native_array_element_type, interfaces_info))
         includes_for_type.add('wtf/Vector.h')
 
+    base_idl_type = idl_type.base_type
     if idl_type.is_string_type:
         includes_for_type.add('wtf/text/WTFString.h')
-    if idl_type.base_type in interfaces_info:
+    if base_idl_type in interfaces_info:
         interface_info = interfaces_info[idl_type.base_type]
         includes_for_type.add(interface_info['include_path'])
+    if base_idl_type in INCLUDES_FOR_TYPE:
+        includes_for_type.update(INCLUDES_FOR_TYPE[base_idl_type])
     return includes_for_type
 
 IdlTypeBase.impl_includes_for_type = impl_includes_for_type
 
 
 component_dir = {}
 
 
 def set_component_dirs(new_component_dirs):
     component_dir.update(new_component_dirs)
@@ skipping 160 matching lines @@
 
 
 ################################################################################
 # C++ -> V8
 ################################################################################
 
 def preprocess_idl_type(idl_type):
     if idl_type.is_enum:
         # Enumerations are internally DOMStrings
         return IdlType('DOMString')
-    if (idl_type.name == 'Any' or idl_type.is_callback_function):
+    if (idl_type.name in ['Any', 'Object'] or idl_type.is_callback_function):
         return IdlType('ScriptValue')
     return idl_type
 
 IdlTypeBase.preprocessed_type = property(preprocess_idl_type)
 
 
 def preprocess_idl_type_and_value(idl_type, cpp_value, extended_attributes):
     """Returns IDL type and value, with preliminary type conversions applied."""
     idl_type = idl_type.preprocessed_type
     if idl_type.name == 'Promise':
@@ skipping 218 matching lines @@
 
 
 def is_explicit_nullable(idl_type):
     # Nullable type that isn't implicit nullable (see above.) For such types,
     # we use Nullable<T> or similar explicit ways to represent a null value.
     return idl_type.is_nullable and not idl_type.is_implicit_nullable
 
 IdlTypeBase.is_implicit_nullable = property(is_implicit_nullable)
 IdlUnionType.is_implicit_nullable = False
 IdlTypeBase.is_explicit_nullable = property(is_explicit_nullable)