60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
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#!/usr/bin/env python
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#
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# Copyright 2007 Neal Norwitz
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# Portions Copyright 2007 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""C++ keywords and helper utilities for determining keywords."""
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__author__ = 'nnorwitz@google.com (Neal Norwitz)'
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try:
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# Python 3.x
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import builtins
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except ImportError:
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# Python 2.x
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import __builtin__ as builtins
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if not hasattr(builtins, 'set'):
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# Nominal support for Python 2.3.
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from sets import Set as set
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TYPES = set('bool char int long short double float void wchar_t unsigned signed'.split())
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TYPE_MODIFIERS = set('auto register const inline extern static virtual volatile mutable'.split())
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ACCESS = set('public protected private friend'.split())
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CASTS = set('static_cast const_cast dynamic_cast reinterpret_cast'.split())
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OTHERS = set('true false asm class namespace using explicit this operator sizeof'.split())
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OTHER_TYPES = set('new delete typedef struct union enum typeid typename template'.split())
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CONTROL = set('case switch default if else return goto'.split())
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EXCEPTION = set('try catch throw'.split())
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LOOP = set('while do for break continue'.split())
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ALL = TYPES | TYPE_MODIFIERS | ACCESS | CASTS | OTHERS | OTHER_TYPES | CONTROL | EXCEPTION | LOOP
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def IsKeyword(token):
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return token in ALL
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def IsBuiltinType(token):
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if token in ('virtual', 'inline'):
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# These only apply to methods, they can't be types by themselves.
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return False
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return token in TYPES or token in TYPE_MODIFIERS
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