IDL compiler: [ReflectOnly]

Source/bindings/scripts/unstable/v8_attributes.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 104 matching lines @@
             is_setter_raises_exception or has_strict_type_checking or
             v8_types.is_integer_type(idl_type)),
         'is_static': attribute.is_static,
         'is_url': 'URL' in extended_attributes,
         'is_unforgeable': 'Unforgeable' in extended_attributes,
         'measure_as': v8_utilities.measure_as(attribute),  # [MeasureAs]
         'name': attribute.name,
         'per_context_enabled_function': v8_utilities.per_context_enabled_function_name(attribute),  # [PerContextEnabled]
         'property_attributes': property_attributes(attribute),
         'put_forwards': 'PutForwards' in extended_attributes,
+        'reflect_only': extended_attributes['ReflectOnly'].split('|')
+            if 'ReflectOnly' in extended_attributes else None,  # [ReflectOnly]
         'setter_callback': setter_callback_name(interface, attribute),
         'v8_type': v8_types.v8_type(idl_type),
         'runtime_enabled_function': v8_utilities.runtime_enabled_function_name(attribute),  # [RuntimeEnabled]
         'world_suffixes': ['', 'ForMainWorld']
                           if 'PerWorldBindings' in extended_attributes
                           else [''],  # [PerWorldBindings]
     }
 
     if is_constructor_attribute(attribute):
         return contents
@@ skipping 25 matching lines @@
     if (attribute.is_nullable or
         idl_type == 'EventHandler' or
         'CachedAttribute' in extended_attributes or
         contents['is_getter_raises_exception']):
         contents['cpp_value_original'] = cpp_value
         cpp_value = 'jsValue'
         # EventHandler has special handling
         if idl_type != 'EventHandler' and v8_types.is_interface_type(idl_type):
             release = True
 
+    if 'ReflectOnly' in extended_attributes:
+        contents['cpp_value_original'] = cpp_value
+        # FIXME: rename to jsValue
+        cpp_value = 'resultValue'

[Nils Barth (inactive), 2014/02/05 06:11:42]

The local variable is called 'resultValue',
which should be renamed to the usual 'jsValue'.
I'll do that after I've finished with other [Reflect*] extended attributes.

+
     def v8_set_return_value_statement(for_main_world=False):
         if contents['is_keep_alive_for_gc']:
             return 'v8SetReturnValue(info, wrapper)'
         return v8_types.v8_set_return_value(idl_type, cpp_value, extended_attributes=extended_attributes, script_wrappable='imp', release=release, for_main_world=for_main_world)
 
     contents.update({
         'cpp_value': cpp_value,
         'v8_set_return_value_for_main_world': v8_set_return_value_statement(for_main_world=True),
         'v8_set_return_value': v8_set_return_value_statement(),
     })
@@ skipping 196 matching lines @@
         property_attributes_list.append('v8::DontDelete')
     return property_attributes_list or ['v8::None']
 
 
 ################################################################################
 # Constructors
 ################################################################################
 
 def is_constructor_attribute(attribute):
     return attribute.idl_type.endswith('Constructor')