void Qt6FwdFixes::VisitDecl()

in src/checks/manuallevel/qt6-fwd-fixes.cpp [88:148]
54 lines of code
10 McCabe index (conditional complexity)

void Qt6FwdFixes::VisitDecl(clang::Decl *decl)
{
    auto *recDecl = dyn_cast<CXXRecordDecl>(decl);
    if (!recDecl) {
        return;
    }
    auto *parent = recDecl->getParent();
    std::string parentType = parent->getDeclKindName();
    if (parentType != "TranslationUnit") {
        return;
    }
    if (recDecl->hasDefinition()) {
        return;
    }
    if (interestingFwdDecl.find(recDecl->getNameAsString()) == interestingFwdDecl.end()) {
        return;
    }

    const std::string currentFile = m_sm.getFilename(decl->getLocation()).str();
    if (m_currentFile != currentFile) {
        m_currentFile = currentFile;
        m_including_qcontainerfwd = false;
        if (m_qcontainerfwd_included_in_files.find(currentFile) != m_qcontainerfwd_included_in_files.end()) {
            m_including_qcontainerfwd = true;
        }
    }

    SourceLocation endLoc = locForNextSemiColon(recDecl->getBeginLoc(), m_sm, lo());

    SourceLocation beginLoc;
    auto *tempclass = recDecl->getDescribedClassTemplate();
    if (tempclass) {
        beginLoc = tempclass->getBeginLoc();
    } else {
        beginLoc = recDecl->getBeginLoc();
    }

    std::vector<FixItHint> fixits;
    std::string message;
    auto warningLocation = beginLoc;
    SourceRange fixitRange = SourceRange(beginLoc, endLoc);

    CharSourceRange controledFixitRange = CharSourceRange(fixitRange, false);
    if (!m_including_qcontainerfwd) {
        fixits.push_back(FixItHint::CreateReplacement(controledFixitRange, "#include <QtCore/qcontainerfwd.h>\n"));
    } else {
        fixits.push_back(FixItHint::CreateRemoval(controledFixitRange));
    }

    message += "Using forward declaration of ";
    message += recDecl->getNameAsString();
    message += ".";
    if (m_including_qcontainerfwd) {
        message += " (already)";
    }
    message += " Including <QtCore/qcontainerfwd.h> instead.";

    emitWarning(warningLocation, message, fixits);
    m_including_qcontainerfwd = true;
    return;
}