Move IDLs to 39 roll

bindings/scripts/v8_methods.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 16 matching lines @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 """Generate template values for methods.
 
 Extends IdlArgument with property |default_cpp_value|.
 Extends IdlTypeBase and IdlUnionType with property |union_arguments|.
 
 Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
 """
 
-from idl_definitions import IdlArgument
+from idl_definitions import IdlArgument, IdlOperation
 from idl_types import IdlTypeBase, IdlUnionType, inherits_interface
 from v8_globals import includes
 import v8_types
 import v8_utilities
 from v8_utilities import has_extended_attribute_value
 
 
 # Methods with any of these require custom method registration code in the
 # interface's configure*Template() function.
 CUSTOM_REGISTRATION_EXTENDED_ATTRIBUTES = frozenset([
     'DoNotCheckSecurity',
     'DoNotCheckSignature',
     'NotEnumerable',
     'Unforgeable',
 ])
 
 
-def argument_needs_try_catch(argument, return_promise):
-    idl_type = argument.idl_type
-    base_type = idl_type.base_type
-
-    return not (
-        # These cases are handled by separate code paths in the
-        # generate_argument() macro in Source/bindings/templates/methods.cpp.
-        idl_type.is_callback_interface or
-        base_type == 'SerializedScriptValue' or
-        (argument.is_variadic and idl_type.is_wrapper_type) or
-        # String and enumeration arguments converted using one of the
-        # TOSTRING_* macros except for _PROMISE variants in
-        # Source/bindings/core/v8/V8BindingMacros.h don't use a v8::TryCatch.
-        (base_type == 'DOMString' and not argument.is_variadic and
-         not return_promise))
-
-
 def use_local_result(method):
     extended_attributes = method.extended_attributes
     idl_type = method.idl_type
     return (has_extended_attribute_value(method, 'CallWith', 'ScriptState') or
             'ImplementedInPrivateScript' in extended_attributes or
             'RaisesException' in extended_attributes or
             idl_type.is_union_type or
             idl_type.is_explicit_nullable)
 
 
 def method_context(interface, method):
     arguments = method.arguments
     extended_attributes = method.extended_attributes
     idl_type = method.idl_type
     is_static = method.is_static
     name = method.name
-    return_promise = idl_type.name == 'Promise'
 
     idl_type.add_includes_for_type()
     this_cpp_value = cpp_value(interface, method, len(arguments))
 
     def function_template():
         if is_static:
             return 'functionTemplate'
         if 'Unforgeable' in extended_attributes:
             return 'instanceTemplate'
         return 'prototypeTemplate'
@@ skipping 12 matching lines @@
         includes.update(['bindings/core/v8/ScriptCallStackFactory.h',
                          'core/inspector/ScriptArguments.h'])
     is_call_with_script_state = has_extended_attribute_value(method, 'CallWith', 'ScriptState')
     if is_call_with_script_state:
         includes.add('bindings/core/v8/V8ScriptState.h')
     is_check_security_for_node = 'CheckSecurity' in extended_attributes
     if is_check_security_for_node:
         includes.add('bindings/common/BindingSecurity.h')
     is_custom_element_callbacks = 'CustomElementCallbacks' in extended_attributes
     if is_custom_element_callbacks:
-        includes.add('core/dom/custom/CustomElementCallbackDispatcher.h')
+        includes.add('core/dom/custom/CustomElementProcessingStack.h')
+
+    is_do_not_check_security = 'DoNotCheckSecurity' in extended_attributes
 
     is_check_security_for_frame = (
-        'CheckSecurity' in interface.extended_attributes and
-        'DoNotCheckSecurity' not in extended_attributes)
+        has_extended_attribute_value(interface, 'CheckSecurity', 'Frame') and
+        not is_do_not_check_security)
+
+    is_check_security_for_window = (
+        has_extended_attribute_value(interface, 'CheckSecurity', 'Window') and
+        not is_do_not_check_security)
+
     is_raises_exception = 'RaisesException' in extended_attributes
 
-    arguments_need_try_catch = (
-        any(argument_needs_try_catch(argument, return_promise)
-            for argument in arguments))
-
     return {
         'activity_logging_world_list': v8_utilities.activity_logging_world_list(method),  # [ActivityLogging]
         'arguments': [argument_context(interface, method, argument, index)
                       for index, argument in enumerate(arguments)],
         'argument_declarations_for_private_script':
             argument_declarations_for_private_script(interface, method),
-        'arguments_need_try_catch': arguments_need_try_catch,
         'conditional_string': v8_utilities.conditional_string(method),
         'cpp_type': (v8_types.cpp_template_type('Nullable', idl_type.cpp_type)
                      if idl_type.is_explicit_nullable else idl_type.cpp_type),
         'cpp_value': this_cpp_value,
         'cpp_type_initializer': idl_type.cpp_type_initializer,
         'custom_registration_extended_attributes':
             CUSTOM_REGISTRATION_EXTENDED_ATTRIBUTES.intersection(
                 extended_attributes.iterkeys()),
         'deprecate_as': v8_utilities.deprecate_as(method),  # [DeprecateAs]
         'exposed_test': v8_utilities.exposed(method, interface),  # [Exposed]
         'function_template': function_template(),
         'has_custom_registration': is_static or
             v8_utilities.has_extended_attribute(
                 method, CUSTOM_REGISTRATION_EXTENDED_ATTRIBUTES),
         'has_exception_state':
             is_raises_exception or
             is_check_security_for_frame or
-            interface.name == 'EventTarget' or  # FIXME: merge with is_check_security_for_frame http://crbug.com/383699
+            is_check_security_for_window or
             any(argument for argument in arguments
-                if argument.idl_type.name == 'SerializedScriptValue' or
-                   argument.idl_type.may_raise_exception_on_conversion),
+                if (argument.idl_type.name == 'SerializedScriptValue' or
+                    argument_conversion_needs_exception_state(method, argument))),
         'idl_type': idl_type.base_type,
         'is_call_with_execution_context': has_extended_attribute_value(method, 'CallWith', 'ExecutionContext'),
         'is_call_with_script_arguments': is_call_with_script_arguments,
         'is_call_with_script_state': is_call_with_script_state,
         'is_check_security_for_frame': is_check_security_for_frame,
         'is_check_security_for_node': is_check_security_for_node,
+        'is_check_security_for_window': is_check_security_for_window,
         'is_custom': 'Custom' in extended_attributes,
         'is_custom_element_callbacks': is_custom_element_callbacks,
-        'is_do_not_check_security': 'DoNotCheckSecurity' in extended_attributes,
+        'is_do_not_check_security': is_do_not_check_security,
         'is_do_not_check_signature': 'DoNotCheckSignature' in extended_attributes,
         'is_explicit_nullable': idl_type.is_explicit_nullable,
         'is_implemented_in_private_script': is_implemented_in_private_script,
         'is_partial_interface_member':
             'PartialInterfaceImplementedAs' in extended_attributes,
         'is_per_world_bindings': 'PerWorldBindings' in extended_attributes,
         'is_raises_exception': is_raises_exception,
         'is_read_only': 'Unforgeable' in extended_attributes,
         'is_static': is_static,
         'is_variadic': arguments and arguments[-1].is_variadic,
@@ skipping 20 matching lines @@
         'v8_set_return_value_for_main_world': v8_set_return_value(interface.name, method, this_cpp_value, for_main_world=True),
         'world_suffixes': ['', 'ForMainWorld'] if 'PerWorldBindings' in extended_attributes else [''],  # [PerWorldBindings],
     }
 
 
 def argument_context(interface, method, argument, index):
     extended_attributes = argument.extended_attributes
     idl_type = argument.idl_type
     this_cpp_value = cpp_value(interface, method, index)
     is_variadic_wrapper_type = argument.is_variadic and idl_type.is_wrapper_type
-    return_promise = (method.idl_type.name == 'Promise' if method.idl_type
-                                                        else False)
 
     if ('ImplementedInPrivateScript' in extended_attributes and
         not idl_type.is_wrapper_type and
         not idl_type.is_basic_type):
         raise Exception('Private scripts supports only primitive types and DOM wrappers.')
 
+    default_cpp_value = argument.default_cpp_value
     return {
         'cpp_type': idl_type.cpp_type_args(extended_attributes=extended_attributes,
                                            raw_type=True,
                                            used_as_variadic_argument=argument.is_variadic),
-        'cpp_type_initializer': idl_type.cpp_type_initializer,
         'cpp_value': this_cpp_value,
         # FIXME: check that the default value's type is compatible with the argument's
-        'default_value': argument.default_cpp_value,
+        'default_value': default_cpp_value,
         'enum_validation_expression': idl_type.enum_validation_expression,
         'handle': '%sHandle' % argument.name,
         # FIXME: remove once [Default] removed and just use argument.default_value
-        'has_default': 'Default' in extended_attributes or argument.default_value,
+        'has_default': 'Default' in extended_attributes or default_cpp_value,
         'has_type_checking_interface':
             (has_extended_attribute_value(interface, 'TypeChecking', 'Interface') or
              has_extended_attribute_value(method, 'TypeChecking', 'Interface')) and
             idl_type.is_wrapper_type,
         'has_type_checking_unrestricted':
             (has_extended_attribute_value(interface, 'TypeChecking', 'Unrestricted') or
              has_extended_attribute_value(method, 'TypeChecking', 'Unrestricted')) and
             idl_type.name in ('Float', 'Double'),
         # Dictionary is special-cased, but arrays and sequences shouldn't be
         'idl_type': idl_type.base_type,
         'idl_type_object': idl_type,
         'index': index,
-        'is_clamp': 'Clamp' in extended_attributes,
         'is_callback_interface': idl_type.is_callback_interface,
+        # FIXME: Remove generic 'Dictionary' special-casing
+        'is_dictionary': idl_type.is_dictionary or idl_type.base_type == 'Dictionary',
         'is_nullable': idl_type.is_nullable,
         'is_optional': argument.is_optional,
         'is_variadic_wrapper_type': is_variadic_wrapper_type,
         'is_wrapper_type': idl_type.is_wrapper_type,
         'name': argument.name,
         'private_script_cpp_value_to_v8_value': idl_type.cpp_value_to_v8_value(
             argument.name, isolate='scriptState->isolate()',
             creation_context='scriptState->context()->Global()'),
         'v8_set_return_value': v8_set_return_value(interface.name, method, this_cpp_value),
         'v8_set_return_value_for_main_world': v8_set_return_value(interface.name, method, this_cpp_value, for_main_world=True),
-        'v8_value_to_local_cpp_value': v8_value_to_local_cpp_value(argument, index, return_promise=return_promise),
+        'v8_value_to_local_cpp_value': v8_value_to_local_cpp_value(argument, index, return_promise=method.returns_promise),
         'vector_type': v8_types.cpp_ptr_type('Vector', 'HeapVector', idl_type.gc_type),
     }
 
 
 def argument_declarations_for_private_script(interface, method):
     argument_declarations = ['LocalFrame* frame']
     argument_declarations.append('%s* holderImpl' % interface.name)
     argument_declarations.extend(['%s %s' % (argument.idl_type.cpp_type_args(
         used_as_rvalue_type=True), argument.name) for argument in method.arguments])
     if method.idl_type.name != 'void':
         argument_declarations.append('%s* %s' % (method.idl_type.cpp_type, 'result'))
     return argument_declarations
 
 
 ################################################################################
 # Value handling
 ################################################################################
 
 def cpp_value(interface, method, number_of_arguments):
     def cpp_argument(argument):
         idl_type = argument.idl_type
         if idl_type.name == 'EventListener':
             return argument.name
-        if (idl_type.is_callback_interface or
-            idl_type.name in ['NodeFilter', 'NodeFilterOrNull',
+        if idl_type.is_dictionary:
+            return '*%s' % argument.name
+        if (idl_type.name in ['NodeFilter', 'NodeFilterOrNull',
                               'XPathNSResolver', 'XPathNSResolverOrNull']):
             # FIXME: remove this special case
             return '%s.release()' % argument.name
         return argument.name
 
     # Truncate omitted optional arguments
     arguments = method.arguments[:number_of_arguments]
     cpp_arguments = []
     if 'ImplementedInPrivateScript' in method.extended_attributes:
         cpp_arguments.append('toFrameIfNotDetached(info.GetIsolate()->GetCurrentContext())')
@@ skipping 65 matching lines @@
     script_wrappable = 'impl' if inherits_interface(interface_name, 'Node') else ''
     return idl_type.v8_set_return_value(cpp_value, extended_attributes, script_wrappable=script_wrappable, release=release, for_main_world=for_main_world)
 
 
 def v8_value_to_local_cpp_variadic_value(argument, index, return_promise):
     assert argument.is_variadic
     idl_type = argument.idl_type
 
     suffix = ''
 
-    macro = 'TONATIVE_VOID'
+    macro = 'TONATIVE_VOID_EXCEPTIONSTATE'
     macro_args = [
-      argument.name,
-      'toNativeArguments<%s>(info, %s)' % (idl_type.cpp_type, index),
+        argument.name,
+        'toImplArguments<%s>(info, %s, exceptionState)' % (idl_type.cpp_type, index),
+        'exceptionState',
     ]
 
     if return_promise:
         suffix += '_PROMISE'
-        macro_args.append('info')
+        macro_args.extend(['info', 'V8ScriptState::current(info.GetIsolate())'])
 
     suffix += '_INTERNAL'
 
     return '%s%s(%s)' % (macro, suffix, ', '.join(macro_args))
 
 
 def v8_value_to_local_cpp_value(argument, index, return_promise=False):
     extended_attributes = argument.extended_attributes
     idl_type = argument.idl_type
     name = argument.name
@@ skipping 17 matching lines @@
         property_attributes_list.append('v8::ReadOnly')
     if property_attributes_list:
         property_attributes_list.insert(0, 'v8::DontDelete')
     return property_attributes_list
 
 
 def union_member_argument_context(idl_type, index):
     """Returns a context of union member for argument."""
     this_cpp_value = 'result%d' % index
     this_cpp_type = idl_type.cpp_type
+    this_cpp_type_initializer = idl_type.cpp_type_initializer
     cpp_return_value = this_cpp_value
 
     if not idl_type.cpp_type_has_null_value:
         this_cpp_type = v8_types.cpp_template_type('Nullable', this_cpp_type)
+        this_cpp_type_initializer = ''
         cpp_return_value = '%s.get()' % this_cpp_value
 
     if idl_type.is_string_type:
         null_check_value = '!%s.isNull()' % this_cpp_value
     else:
         null_check_value = this_cpp_value
 
     return {
         'cpp_type': this_cpp_type,
+        'cpp_type_initializer': this_cpp_type_initializer,
         'cpp_value': this_cpp_value,
         'null_check_value': null_check_value,
         'v8_set_return_value': idl_type.v8_set_return_value(
             cpp_value=cpp_return_value,
             release=idl_type.release),
     }
 
 
 def union_arguments(idl_type):
     return [union_member_argument_context(member_idl_type, index)
             for index, member_idl_type
             in enumerate(idl_type.member_types)]
 
 
 def argument_default_cpp_value(argument):
+    if argument.idl_type.is_dictionary:
+        # We always create impl objects for IDL dictionaries.
+        return '%s::create()' % argument.idl_type.base_type
     if not argument.default_value:
         return None
     return argument.idl_type.literal_cpp_value(argument.default_value)
 
 IdlTypeBase.union_arguments = None
 IdlUnionType.union_arguments = property(union_arguments)
 IdlArgument.default_cpp_value = property(argument_default_cpp_value)
+
+
+def method_returns_promise(method):
+    return method.idl_type and method.idl_type.name == 'Promise'
+
+IdlOperation.returns_promise = property(method_returns_promise)
+
+
+def argument_conversion_needs_exception_state(method, argument):
+    idl_type = argument.idl_type
+    return (idl_type.v8_conversion_needs_exception_state or
+            argument.is_variadic or
+            (method.returns_promise and (idl_type.is_string_type or
+                                         idl_type.is_enum)))