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/*
This file is part of the clazy static checker.
Copyright (C) 2016 Sergio Martins <smartins@kde.org>
Copyright (C) 2016 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.coms
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "connect-non-signal.h"
#include "ClazyContext.h"
#include "AccessSpecifierManager.h"
#include "Utils.h"
#include "HierarchyUtils.h"
#include "QtUtils.h"
#include "TypeUtils.h"
#include "checkmanager.h"
#include "NormalizedSignatureUtils.h"
#include <clang/AST/AST.h>
using namespace clang;
using namespace std;
ConnectNonSignal::ConnectNonSignal(const std::string &name, ClazyContext *context)
: CheckBase(name, context)
{
context->enableAccessSpecifierManager();
}
void ConnectNonSignal::VisitStmt(clang::Stmt *stmt)
{
auto call = dyn_cast<CallExpr>(stmt);
AccessSpecifierManager *accessSpecifierManager = m_context->accessSpecifierManager;
if (!call || !accessSpecifierManager)
return;
FunctionDecl *func = call->getDirectCallee();
if (!QtUtils::isConnect(func) || !QtUtils::connectHasPMFStyle(func))
return;
CXXMethodDecl *method = QtUtils::pmfFromConnect(call, /*argIndex=*/ 1);
if (!method) {
emitInternalError(func->getLocStart(), "couldn't find method from pmf connect");
return;
}
QtAccessSpecifierType qst = accessSpecifierManager->qtAccessSpecifierType(method);
if (qst != QtAccessSpecifier_Unknown && qst != QtAccessSpecifier_Signal)
emitWarning(call, method->getQualifiedNameAsString() + string(" is not a signal"));
}
REGISTER_CHECK("connect-non-signal", ConnectNonSignal, CheckLevel0)
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