void Qt6DeprecatedAPIFixes::VisitDecl()

in src/checks/manuallevel/qt6-deprecated-api-fixes.cpp [317:371]
49 lines of code
13 McCabe index (conditional complexity)

void Qt6DeprecatedAPIFixes::VisitDecl(clang::Decl *decl)
{
    auto *funcDecl = decl->getAsFunction();
    auto *varDecl = dyn_cast<VarDecl>(decl);
    auto *fieldDecl = dyn_cast<FieldDecl>(decl);

    if (!funcDecl && !varDecl && !fieldDecl) {
        return;
    }

    DeclaratorDecl *declaratorDecl = nullptr;
    QualType qualType;
    if (funcDecl) {
        declaratorDecl = funcDecl;
        qualType = funcDecl->getReturnType();
    } else if (varDecl) {
        declaratorDecl = varDecl;
        qualType = varDecl->getType();
    } else if (fieldDecl) {
        declaratorDecl = fieldDecl;
        qualType = fieldDecl->getType();
    }

    std::string message;
    if (!getMessageForDeclWarning(qualType.getAsString(), message)) {
        return;
    }

    std::vector<FixItHint> fixits;

    const std::string type = qualType.getAsString();
    if (clazy::endsWith(type, "QString::SplitBehavior")) {
        bool isQtNamespaceExplicit = false;
        DeclContext *newcontext = clazy::contextForDecl(m_context->lastDecl);
        while (newcontext) {
            if (clang::isa<NamespaceDecl>(newcontext)) {
                auto *namesdecl = dyn_cast<clang::NamespaceDecl>(newcontext);
                if (namesdecl->getNameAsString() == "Qt") {
                    isQtNamespaceExplicit = true;
                }
            }
            newcontext = newcontext->getParent();
        }
        std::string replacement;
        if (!isQtNamespaceExplicit) {
            replacement = "Qt::";
        }
        replacement += "SplitBehavior";
        SourceRange sourceRange(declaratorDecl->getTypeSpecStartLoc(), declaratorDecl->getTypeSpecEndLoc());
        fixits.push_back(FixItHint::CreateReplacement(sourceRange, replacement));
    }

    emitWarning(decl->getBeginLoc(), message, fixits);
    return;
}