110 lines
3.6 KiB
C++
110 lines
3.6 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2012 Daniel Marjamäki and Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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//---------------------------------------------------------------------------
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#ifndef templatesimplifierH
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#define templatesimplifierH
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//---------------------------------------------------------------------------
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#include <set>
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#include <list>
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#include <string>
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#include <vector>
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class Token;
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/// @addtogroup Core
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/// @{
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/** @brief Simplify templates from the preprocessed and partially simplified code. */
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class TemplateSimplifier {
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public:
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TemplateSimplifier();
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virtual ~TemplateSimplifier();
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/**
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* Used after simplifyTemplates to perform a little cleanup.
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* Sometimes the simplifyTemplates isn't fully successful and then
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* there are function calls etc with "wrong" syntax.
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*/
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static void cleanupAfterSimplify(Token *tokens);
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/**
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* @return 0 if there are no syntax errors or return token which identifies
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* the location of syntax error.
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*/
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static const Token* hasComplicatedSyntaxErrorsInTemplates(Token *tokens);
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/**
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* is the token pointing at a template parameters block
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* < int , 3 > => yes
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* \param tok start token that must point at "<"
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* \return number of parameters (invalid parameters => 0)
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*/
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static unsigned int templateParameters(const Token *tok);
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/**
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* Remove "template < ..." they can cause false positives because they are not expanded
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*/
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static void removeTemplates(Token *tok);
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/**
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* Expand specialized templates : "template<>.."
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* @return names of expanded templates
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*/
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static std::set<std::string> simplifyTemplatesExpandSpecialized(Token *tokens);
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/**
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* Get template declarations
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* @return list of template declarations
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*/
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static std::list<Token *> simplifyTemplatesGetTemplateDeclarations(Token *tokens, bool &codeWithTemplates);
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/**
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* Get template instantiations
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* @return list of template instantiations
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*/
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static std::list<Token *> simplifyTemplatesGetTemplateInstantiations(Token *tokens);
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/**
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* simplify template instantiations (use default argument values)
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* @param templates list of template declarations
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* @param templateInstantiations list of template instantiations
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*/
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static void simplifyTemplatesUseDefaultArgumentValues(const std::list<Token *> &templates,
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const std::list<Token *> &templateInstantiations);
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/**
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* Match template declaration/instantiation
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* @param instance template instantiation
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* @param name name of template
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* @param numberOfArguments number of template arguments
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* @param patternAfter pattern that must match the tokens after the ">"
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* @return match => true
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*/
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static bool simplifyTemplatesInstantiateMatch(const Token *instance, const std::string &name, size_t numberOfArguments, const char patternAfter[]);
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};
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/// @}
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//---------------------------------------------------------------------------
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#endif
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