83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/*
|
|
* Cppcheck - A tool for static C/C++ code analysis
|
|
* Copyright (C) 2007-2021 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 checkassertH
|
|
#define checkassertH
|
|
//---------------------------------------------------------------------------
|
|
|
|
#include "check.h"
|
|
#include "config.h"
|
|
|
|
#include <string>
|
|
|
|
class ErrorLogger;
|
|
class Scope;
|
|
class Settings;
|
|
class Token;
|
|
class Tokenizer;
|
|
|
|
/// @addtogroup Checks
|
|
/// @{
|
|
|
|
/**
|
|
* @brief Checking for side effects in assert statements
|
|
*/
|
|
|
|
class CPPCHECKLIB CheckAssert : public Check {
|
|
public:
|
|
CheckAssert() : Check(myName()) {}
|
|
|
|
CheckAssert(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
|
|
: Check(myName(), tokenizer, settings, errorLogger) {}
|
|
|
|
/** run checks, the token list is not simplified */
|
|
void runChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger) override {
|
|
CheckAssert checkAssert(tokenizer, settings, errorLogger);
|
|
checkAssert.assertWithSideEffects();
|
|
}
|
|
|
|
void assertWithSideEffects();
|
|
|
|
protected:
|
|
void checkVariableAssignment(const Token* assignTok, const Scope *assertionScope);
|
|
static bool inSameScope(const Token* returnTok, const Token* assignTok);
|
|
|
|
private:
|
|
void sideEffectInAssertError(const Token *tok, const std::string& functionName);
|
|
void assignmentInAssertError(const Token *tok, const std::string &varname);
|
|
|
|
void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) const override {
|
|
CheckAssert c(nullptr, settings, errorLogger);
|
|
c.sideEffectInAssertError(nullptr, "function");
|
|
c.assignmentInAssertError(nullptr, "var");
|
|
}
|
|
|
|
static std::string myName() {
|
|
return "Assert";
|
|
}
|
|
|
|
std::string classInfo() const override {
|
|
return "Warn if there are side effects in assert statements (since this cause different behaviour in debug/release builds).\n";
|
|
}
|
|
};
|
|
/// @}
|
|
//---------------------------------------------------------------------------
|
|
#endif // checkassertH
|