| # Copyright (C) 2010-2017 Apple 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: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. 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. |
| # |
| # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. |
| |
| import itertools |
| |
| |
| class MessageReceiver(object): |
| def __init__(self, name, superclass, attributes, messages, condition): |
| self.name = name |
| self.superclass = superclass |
| self.attributes = frozenset(attributes or []) |
| self.messages = messages |
| self.condition = condition |
| |
| def iterparameters(self): |
| return itertools.chain((parameter for message in self.messages for parameter in message.parameters), |
| (reply_parameter for message in self.messages if message.reply_parameters for reply_parameter in message.reply_parameters)) |
| |
| def has_attribute(self, attribute): |
| return attribute in self.attributes |
| |
| |
| class Message(object): |
| def __init__(self, name, parameters, reply_parameters, attributes, condition): |
| self.name = name |
| self.parameters = parameters |
| self.reply_parameters = reply_parameters |
| self.attributes = frozenset(attributes or []) |
| self.condition = condition |
| |
| def has_attribute(self, attribute): |
| return attribute in self.attributes |
| |
| |
| class Parameter(object): |
| def __init__(self, kind, type, name, attributes=None, condition=None): |
| self.kind = kind |
| self.type = type |
| self.name = name |
| self.attributes = frozenset(attributes or []) |
| self.condition = condition |
| |
| def has_attribute(self, attribute): |
| return attribute in self.attributes |
