mirror of
https://github.com/dart-lang/sdk
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ecceb75d35
BUG= R=vsm@google.com Committed: https://code.google.com/p/dart/source/detail?r=39948 Review URL: https://codereview.chromium.org//444743002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@40026 260f80e4-7a28-3924-810f-c04153c831b5
165 lines
6.7 KiB
Python
165 lines
6.7 KiB
Python
# Copyright (C) 2013 Google Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""Functions shared by various parts of the code generator.
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Extends IdlType and IdlUnion type with |enum_validation_expression| property.
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Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
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"""
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################################################################################
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# Utility function exposed for Dart CodeGenerator. Only 6 methods are special
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# to Dart the rest delegate to the v8_utilities functions.
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################################################################################
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import v8_types # Required
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import v8_utilities
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def _scoped_name(interface, definition, base_name):
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# partial interfaces are implemented as separate classes, with their members
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# implemented as static member functions
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partial_interface_implemented_as = definition.extended_attributes.get('PartialInterfaceImplementedAs')
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if partial_interface_implemented_as:
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return '%s::%s' % (partial_interface_implemented_as, base_name)
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if (definition.is_static or
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definition.name in ('Constructor', 'NamedConstructor')):
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return '%s::%s' % (v8_utilities.cpp_name(interface), base_name)
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return 'receiver->%s' % base_name
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def _bool_to_cpp(tf):
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return "true" if tf else "false"
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# [ActivityLogging]
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def _activity_logging_world_list(member, access_type=None):
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"""Returns a set of world suffixes for which a definition member has activity logging, for specified access type.
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access_type can be 'Getter' or 'Setter' if only checking getting or setting.
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"""
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if 'ActivityLogging' not in member.extended_attributes:
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return set()
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activity_logging = member.extended_attributes['ActivityLogging']
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# [ActivityLogging=For*] (no prefix, starts with the worlds suffix) means
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# "log for all use (method)/access (attribute)", otherwise check that value
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# agrees with specified access_type (Getter/Setter).
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has_logging = (activity_logging.startswith('For') or
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(access_type and activity_logging.startswith(access_type)))
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if not has_logging:
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return set()
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# TODO(terry): Remove Me?
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# includes.add('bindings/v8/V8DOMActivityLogger.h')
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if activity_logging.endswith('ForIsolatedWorlds'):
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return set([''])
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return set(['', 'ForMainWorld']) # endswith('ForAllWorlds')
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# [CallWith]
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_CALL_WITH_ARGUMENTS = {
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'ScriptState': '&state',
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'ExecutionContext': 'context',
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'ScriptArguments': 'scriptArguments.release()',
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'ActiveWindow': 'DartUtilities::callingDomWindowForCurrentIsolate()',
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'FirstWindow': 'DartUtilities::enteredDomWindowForCurrentIsolate()',
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}
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# List because key order matters, as we want arguments in deterministic order
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_CALL_WITH_VALUES = [
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'ScriptState',
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'ExecutionContext',
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'ScriptArguments',
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'ActiveWindow',
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'FirstWindow',
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]
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def _call_with_arguments(member, call_with_values=None):
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# Optional parameter so setter can override with [SetterCallWith]
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call_with_values = call_with_values or member.extended_attributes.get('CallWith')
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if not call_with_values:
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return []
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return [_CALL_WITH_ARGUMENTS[value]
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for value in _CALL_WITH_VALUES
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if v8_utilities.extended_attribute_value_contains(call_with_values, value)]
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# [DeprecateAs]
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def _deprecate_as(member):
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extended_attributes = member.extended_attributes
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if 'DeprecateAs' not in extended_attributes:
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return None
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# TODO(terry): Remove me?
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# includes.add('core/frame/UseCounter.h')
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return extended_attributes['DeprecateAs']
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# [MeasureAs]
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def _measure_as(definition_or_member):
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extended_attributes = definition_or_member.extended_attributes
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if 'MeasureAs' not in extended_attributes:
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return None
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# TODO(terry): Remove Me?
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# includes.add('core/frame/UseCounter.h')
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return extended_attributes['MeasureAs']
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################################################################################
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# This is the monkey patched methods most delegate to v8_utilities but some are
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# overridden in dart_utilities.
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################################################################################
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class dart_utilities_monkey():
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def __init__(self):
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self.base_class_name = 'dart_utilities'
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DartUtilities = dart_utilities_monkey()
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DartUtilities.activity_logging_world_list = _activity_logging_world_list
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DartUtilities.bool_to_cpp = _bool_to_cpp
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DartUtilities.call_with_arguments = _call_with_arguments
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DartUtilities.capitalize = v8_utilities.capitalize
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DartUtilities.conditional_string = v8_utilities.conditional_string
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DartUtilities.cpp_name = v8_utilities.cpp_name
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DartUtilities.deprecate_as = _deprecate_as
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DartUtilities.extended_attribute_value_contains = v8_utilities.extended_attribute_value_contains
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DartUtilities.gc_type = v8_utilities.gc_type
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DartUtilities.has_extended_attribute = v8_utilities.has_extended_attribute
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DartUtilities.has_extended_attribute_value = v8_utilities.has_extended_attribute_value
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DartUtilities.measure_as = _measure_as
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DartUtilities.per_context_enabled_function_name = v8_utilities.per_context_enabled_function_name
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DartUtilities.runtime_enabled_function_name = v8_utilities.runtime_enabled_function_name
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DartUtilities.scoped_name = _scoped_name
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DartUtilities.strip_suffix = v8_utilities.strip_suffix
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DartUtilities.uncapitalize = v8_utilities.uncapitalize
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DartUtilities.v8_class_name = v8_utilities.v8_class_name
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