Updated to Chrome 45 (2454) moved from SVN to git.

bindings/dart/scripts/dart_attributes.py

Index: bindings/dart/scripts/dart_attributes.py
diff --git a/bindings/dart/scripts/dart_attributes.py b/bindings/dart/scripts/dart_attributes.py
deleted file mode 100644
index 4559a66e66e09d01207e647818eef9d11c13202d..0000000000000000000000000000000000000000
--- a/bindings/dart/scripts/dart_attributes.py
+++ /dev/null
@@ -1,300 +0,0 @@
-# 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
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-"""Generate template values for attributes.
-
-Extends IdlType with property |constructor_type_name|.
-
-Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
-"""
-
-import idl_types
-from dart_interface import suppress_getter, suppress_setter
-import dart_types
-from dart_utilities import DartUtilities
-from v8_globals import interfaces
-
-import v8_attributes
-
-
-def attribute_context(interface, attribute):
-    # Call v8's implementation.
-    context = v8_attributes.attribute_context(interface, attribute)
-
-    extended_attributes = attribute.extended_attributes
-
-    # Augment's Dart's information to context.
-    idl_type = attribute.idl_type
-    base_idl_type = idl_type.base_type
-    # TODO(terry): Work around for DOMString[] base should be IDLTypeArray
-    if base_idl_type == None:
-        # Returns Array or Sequence.
-        base_idl_type = idl_type.name
-
-    # [Custom]
-    has_custom_getter = (('Custom' in extended_attributes and
-                          extended_attributes['Custom'] in [None, 'Getter']) or
-                         ('DartCustom' in extended_attributes and
-                          extended_attributes['DartCustom'] in [None, 'Getter', 'New']))
-    has_custom_setter = (not attribute.is_read_only and
-                         (('Custom' in extended_attributes and
-                          extended_attributes['Custom'] in [None, 'Setter']) or
-                         ('DartCustom' in extended_attributes and
-                          extended_attributes['DartCustom'] in [None, 'Setter', 'New'])))
-
-    is_call_with_script_state = DartUtilities.has_extended_attribute_value(attribute, 'CallWith', 'ScriptState')
-
-    is_auto_scope = not 'DartNoAutoScope' in extended_attributes
-
-    context.update({
-      'activity_logging_world_list_for_getter': DartUtilities.activity_logging_world_list(attribute, 'Getter'),  # [ActivityLogging]
-      'activity_logging_world_list_for_setter': DartUtilities.activity_logging_world_list(attribute, 'Setter'),  # [ActivityLogging]
-      'deprecate_as': DartUtilities.deprecate_as(attribute),  # [DeprecateAs]
-      'has_custom_getter': has_custom_getter,
-      'has_custom_setter': has_custom_setter,
-      'is_auto_scope': is_auto_scope,   # Used internally (outside of templates).
-      'is_call_with_script_state': is_call_with_script_state,
-      'auto_scope': DartUtilities.bool_to_cpp(is_auto_scope),
-      'measure_as': DartUtilities.measure_as(attribute),  # [MeasureAs]
-      'v8_type': dart_types.v8_type(base_idl_type),
-    })
-
-    if v8_attributes.is_constructor_attribute(attribute):
-        v8_attributes.constructor_getter_context(interface, attribute, context)
-        return context
-    if not v8_attributes.has_custom_getter(attribute):
-        getter_context(interface, attribute, context)
-    if (not attribute.is_read_only):
-        # FIXME: We did not previously support the PutForwards attribute, so I am
-        # disabling it here for now to get things compiling.
-        # We may wish to revisit this.
-        # if (not has_custom_setter(attribute) and
-        # (not attribute.is_read_only or 'PutForwards' in extended_attributes)):
-        setter_context(interface, attribute, context)
-
-    native_entry_getter = \
-        DartUtilities.generate_native_entry(
-            interface.name, attribute.name, 'Getter', attribute.is_static, 0)
-    native_entry_setter = \
-        DartUtilities.generate_native_entry(
-            interface.name, attribute.name, 'Setter', attribute.is_static, 1)
-    context.update({
-        'native_entry_getter': native_entry_getter,
-        'native_entry_setter': native_entry_setter,
-    })
-
-    return context
-
-
-################################################################################
-# Getter
-################################################################################
-
-def getter_context(interface, attribute, context):
-    v8_attributes.getter_context(interface, attribute, context)
-
-    idl_type = attribute.idl_type
-    base_idl_type = idl_type.base_type
-    extended_attributes = attribute.extended_attributes
-
-    cpp_value = getter_expression(interface, attribute, context)
-    # Normally we can inline the function call into the return statement to
-    # avoid the overhead of using a Ref<> temporary, but for some cases
-    # (nullable types, EventHandler, [CachedAttribute], or if there are
-    # exceptions), we need to use a local variable.
-    # FIXME: check if compilers are smart enough to inline this, and if so,
-    # always use a local variable (for readability and CG simplicity).
-    release = False
-    if (idl_type.is_nullable or
-        base_idl_type == 'EventHandler' or
-        'CachedAttribute' in extended_attributes or
-        'ReflectOnly' in extended_attributes or
-        context['is_getter_raises_exception']):
-        context['cpp_value_original'] = cpp_value
-        cpp_value = 'result'
-        # EventHandler has special handling
-        if base_idl_type != 'EventHandler' and idl_type.is_interface_type:
-            release = True
-
-    dart_set_return_value = \
-        idl_type.dart_set_return_value(cpp_value,
-                                       extended_attributes=extended_attributes,
-                                       script_wrappable='impl',
-                                       release=release,
-                                       for_main_world=False,
-                                       auto_scope=context['is_auto_scope'])
-
-    # TODO(terry): Should be able to eliminate suppress_getter as we move from
-    #              IGNORE_MEMBERS to DartSuppress in the IDL.
-    suppress = (suppress_getter(interface.name, attribute.name) or
-                DartUtilities.has_extended_attribute_value(attribute, 'DartSuppress', 'Getter'))
-
-    context.update({
-        'cpp_value': cpp_value,
-        'dart_set_return_value': dart_set_return_value,
-        'is_getter_suppressed': suppress,
-    })
-
-
-def getter_expression(interface, attribute, context):
-    v8_attributes.getter_expression(interface, attribute, context)
-
-    arguments = []
-    this_getter_base_name = v8_attributes.getter_base_name(interface, attribute, arguments)
-    getter_name = DartUtilities.scoped_name(interface, attribute, this_getter_base_name)
-
-    arguments.extend(DartUtilities.call_with_arguments(
-        attribute.extended_attributes.get('CallWith')))
-    if ('PartialInterfaceImplementedAs' in attribute.extended_attributes and
-        not attribute.is_static):
-        # Pass by reference.
-        arguments.append('*receiver')
-
-    if attribute.idl_type.is_explicit_nullable:
-        arguments.append('isNull')
-    if context['is_getter_raises_exception']:
-        arguments.append('es')
-    return '%s(%s)' % (getter_name, ', '.join(arguments))
-
-
-################################################################################
-# Setter
-################################################################################
-
-def setter_context(interface, attribute, context):
-    v8_attributes.setter_context(interface, attribute, context)
-
-    def target_attribute():
-        target_interface_name = attribute.idl_type.base_type
-        target_attribute_name = extended_attributes['PutForwards']
-        target_interface = interfaces[target_interface_name]
-        try:
-            return next(attribute
-                        for attribute in target_interface.attributes
-                        if attribute.name == target_attribute_name)
-        except StopIteration:
-            raise Exception('[PutForward] target not found:\n'
-                            'Attribute "%s" is not present in interface "%s"' %
-                            (target_attribute_name, target_interface_name))
-
-    extended_attributes = attribute.extended_attributes
-
-    if 'PutForwards' in extended_attributes:
-        # Use target attribute in place of original attribute
-        attribute = target_attribute()
-        this_cpp_type = 'DartStringAdapter'
-    else:
-        this_cpp_type = context['cpp_type']
-
-    idl_type = attribute.idl_type
-
-    # TODO(terry): Should be able to eliminate suppress_setter as we move from
-    #              IGNORE_MEMBERS to DartSuppress in the IDL.
-    suppress = (suppress_setter(interface.name, attribute.name) or
-                DartUtilities.has_extended_attribute_value(attribute, 'DartSuppress', 'Setter'))
-    context.update({
-        'has_setter_exception_state': (
-            context['is_setter_raises_exception'] or context['has_type_checking_interface'] or
-            idl_type.is_integer_type),
-        'is_setter_suppressed':  suppress,
-        'setter_lvalue': dart_types.check_reserved_name(attribute.name),
-        'cpp_type': this_cpp_type,
-        'local_cpp_type': idl_type.cpp_type_args(attribute.extended_attributes, raw_type=True),
-        'dart_value_to_local_cpp_value':
-            attribute.idl_type.dart_value_to_local_cpp_value(
-                extended_attributes, attribute.name, False,
-                context['has_type_checking_interface'], 1,
-                context['is_auto_scope']),
-    })
-
-    # setter_expression() depends on context values we set above.
-    context['cpp_setter'] = setter_expression(interface, attribute, context)
-
-
-def setter_expression(interface, attribute, context):
-    extended_attributes = attribute.extended_attributes
-    arguments = DartUtilities.call_with_arguments(
-        extended_attributes.get('SetterCallWith') or
-        extended_attributes.get('CallWith'))
-
-    this_setter_base_name = v8_attributes.setter_base_name(interface, attribute, arguments)
-    setter_name = DartUtilities.scoped_name(interface, attribute, this_setter_base_name)
-
-    if ('PartialInterfaceImplementedAs' in extended_attributes and
-        not attribute.is_static):
-        arguments.append('*receiver')
-    idl_type = attribute.idl_type
-    if idl_type.base_type == 'EventHandler':
-        getter_name = DartUtilities.scoped_name(interface, attribute, DartUtilities.cpp_name(attribute))
-        context['event_handler_getter_expression'] = '%s(%s)' % (
-            getter_name, ', '.join(arguments))
-        # FIXME(vsm): Do we need to support this? If so, what's our analogue of
-        # V8EventListenerList?
-        arguments.append('nullptr')
-        # if (interface.name in ['Window', 'WorkerGlobalScope'] and
-        #    attribute.name == 'onerror'):
-        #    includes.add('bindings/core/v8/V8ErrorHandler.h')
-        #    arguments.append('V8EventListenerList::findOrCreateWrapper<V8ErrorHandler>(jsValue, true, info.GetIsolate())')
-        # else:
-        #    arguments.append('V8EventListenerList::getEventListener(jsValue, true, ListenerFindOrCreate)')
-    else:
-        attribute_name = dart_types.check_reserved_name(attribute.name)
-        arguments.append(attribute_name)
-    if context['is_setter_raises_exception']:
-        arguments.append('es')
-
-    return '%s(%s)' % (setter_name, ', '.join(arguments))
-
-
-################################################################################
-# Attribute configuration
-################################################################################
-
-# [Replaceable]
-def setter_callback_name(interface, attribute):
-    cpp_class_name = DartUtilities.cpp_name(interface)
-    extended_attributes = attribute.extended_attributes
-    if (('Replaceable' in extended_attributes and
-         'PutForwards' not in extended_attributes) or
-        v8_attributes.is_constructor_attribute(attribute)):
-        # FIXME: rename to ForceSetAttributeOnThisCallback, since also used for Constructors
-        return '{0}V8Internal::{0}ReplaceableAttributeSetterCallback'.format(cpp_class_name)
-    # FIXME:disabling PutForwards for now since we didn't support it before
-    #    if attribute.is_read_only and 'PutForwards' not in extended_attributes:
-    if attribute.is_read_only:
-        return '0'
-    return '%sV8Internal::%sAttributeSetterCallback' % (cpp_class_name, attribute.name)
-
-
-################################################################################
-# Constructors
-################################################################################
-
-idl_types.IdlType.constructor_type_name = property(
-    # FIXME: replace this with a [ConstructorAttribute] extended attribute
-    lambda self: DartUtilities.strip_suffix(self.base_type, 'Constructor'))