1f92157deSopenharmony_ci#!/usr/bin/env python 2f92157deSopenharmony_ci# 3f92157deSopenharmony_ci# Copyright 2007 Neal Norwitz 4f92157deSopenharmony_ci# Portions Copyright 2007 Google Inc. 5f92157deSopenharmony_ci# 6f92157deSopenharmony_ci# Licensed under the Apache License, Version 2.0 (the "License"); 7f92157deSopenharmony_ci# you may not use this file except in compliance with the License. 8f92157deSopenharmony_ci# You may obtain a copy of the License at 9f92157deSopenharmony_ci# 10f92157deSopenharmony_ci# http://www.apache.org/licenses/LICENSE-2.0 11f92157deSopenharmony_ci# 12f92157deSopenharmony_ci# Unless required by applicable law or agreed to in writing, software 13f92157deSopenharmony_ci# distributed under the License is distributed on an "AS IS" BASIS, 14f92157deSopenharmony_ci# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15f92157deSopenharmony_ci# See the License for the specific language governing permissions and 16f92157deSopenharmony_ci# limitations under the License. 17f92157deSopenharmony_ci 18f92157deSopenharmony_ci"""C++ keywords and helper utilities for determining keywords.""" 19f92157deSopenharmony_ci 20f92157deSopenharmony_citry: 21f92157deSopenharmony_ci # Python 3.x 22f92157deSopenharmony_ci import builtins 23f92157deSopenharmony_ciexcept ImportError: 24f92157deSopenharmony_ci # Python 2.x 25f92157deSopenharmony_ci import __builtin__ as builtins 26f92157deSopenharmony_ci 27f92157deSopenharmony_ci 28f92157deSopenharmony_ciif not hasattr(builtins, 'set'): 29f92157deSopenharmony_ci # Nominal support for Python 2.3. 30f92157deSopenharmony_ci from sets import Set as set 31f92157deSopenharmony_ci 32f92157deSopenharmony_ci 33f92157deSopenharmony_ciTYPES = set('bool char int long short double float void wchar_t unsigned signed'.split()) 34f92157deSopenharmony_ciTYPE_MODIFIERS = set('auto register const inline extern static virtual volatile mutable'.split()) 35f92157deSopenharmony_ciACCESS = set('public protected private friend'.split()) 36f92157deSopenharmony_ci 37f92157deSopenharmony_ciCASTS = set('static_cast const_cast dynamic_cast reinterpret_cast'.split()) 38f92157deSopenharmony_ci 39f92157deSopenharmony_ciOTHERS = set('true false asm class namespace using explicit this operator sizeof'.split()) 40f92157deSopenharmony_ciOTHER_TYPES = set('new delete typedef struct union enum typeid typename template'.split()) 41f92157deSopenharmony_ci 42f92157deSopenharmony_ciCONTROL = set('case switch default if else return goto'.split()) 43f92157deSopenharmony_ciEXCEPTION = set('try catch throw'.split()) 44f92157deSopenharmony_ciLOOP = set('while do for break continue'.split()) 45f92157deSopenharmony_ci 46f92157deSopenharmony_ciALL = TYPES | TYPE_MODIFIERS | ACCESS | CASTS | OTHERS | OTHER_TYPES | CONTROL | EXCEPTION | LOOP 47f92157deSopenharmony_ci 48f92157deSopenharmony_ci 49f92157deSopenharmony_cidef IsKeyword(token): 50f92157deSopenharmony_ci return token in ALL 51f92157deSopenharmony_ci 52f92157deSopenharmony_cidef IsBuiltinType(token): 53f92157deSopenharmony_ci if token in ('virtual', 'inline'): 54f92157deSopenharmony_ci # These only apply to methods, they can't be types by themselves. 55f92157deSopenharmony_ci return False 56f92157deSopenharmony_ci return token in TYPES or token in TYPE_MODIFIERS 57