cppcheck/lib/checkinternal.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2011 Daniel Marjamäki and Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//---------------------------------------------------------------------------
#ifndef CHECKINTERNAL_H
#define CHECKINTERNAL_H
//---------------------------------------------------------------------------
#include "check.h"
class Token;
/// @addtogroup Checks
/// @{
/** @brief %Check Internal cppcheck API usage */
class CheckInternal : public Check {
public:
/** This constructor is used when registering the CheckClass */
CheckInternal() : Check(myName())
{ }
/** This constructor is used when running checks. */
CheckInternal(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
: Check(myName(), tokenizer, settings, errorLogger)
{ }
/** Simplified checks. The token list is simplified. */
void runSimplifiedChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger) {
if (!settings->isEnabled("internal"))
return;
CheckInternal checkInternal(tokenizer, settings, errorLogger);
checkInternal.checkTokenMatchPatterns();
checkInternal.checkTokenSimpleMatchPatterns();
checkInternal.checkMissingPercentCharacter();
}
/** @brief %Check if a simple pattern is used inside Token::Match or Token::findmatch */
void checkTokenMatchPatterns();
/** @brief %Check if a complex pattern is used inside Token::simpleMatch or Token::findsimplematch */
void checkTokenSimpleMatchPatterns();
/** @brief %Check for missing % end character in Token::Match pattern */
void checkMissingPercentCharacter();
private:
void simplePatternError(const Token *tok, const std::string &pattern, const std::string &funcname);
void complexPatternError(const Token *tok, const std::string &pattern, const std::string &funcname);
void missingPercentCharacterError(const Token *tok, const std::string &pattern, const std::string &funcname);
void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) {
CheckInternal c(0, settings, errorLogger);
c.simplePatternError(0, "class {", "Match");
c.complexPatternError(0, "%type% ( )", "Match");
c.missingPercentCharacterError(0, "%num", "Match");
}
std::string myName() const {
return "cppcheck internal API usage";
}
std::string classInfo() const {
return "Check for wrong or unsuitable internal API usage:\n"
"* Found simple pattern inside Token::Match() call: \"class {\"\n"
"* Found complex pattern inside Token::simpleMatch() call: \"%type%\"\n"
"* Missing percent end character in Token::Match pattern: \"%num\"\n";
}
};
/// @}
//---------------------------------------------------------------------------
#endif