C++ (Cpp) CXXMemberCallExpr::getLocEnd Beispiele

Beispiel #1

Datei: qstringref.cpp Projekt: nimxor/clazy

// Catches cases like: int i = s.mid(1, 1).toInt()
bool StringRefCandidates::processCase1(CXXMemberCallExpr *memberCall)
{
    if (!memberCall)
        return false;

    // In the AST secondMethod() is parent of firstMethod() call, and will be visited first (because at runtime firstMethod() is resolved first().
    // So check for interesting second method first
    CXXMethodDecl *method = memberCall->getMethodDecl();
    if (!isInterestingSecondMethod(method))
        return false;

    vector<CallExpr *> callExprs = Utils::callListForChain(memberCall);
    if (callExprs.size() < 2)
        return false;

    // The list now contains {secondMethod(), firstMethod() }
    CXXMemberCallExpr *firstMemberCall = dyn_cast<CXXMemberCallExpr>(callExprs.at(1));

    if (!firstMemberCall || !isInterestingFirstMethod(firstMemberCall->getMethodDecl()))
        return false;
    const string firstMethodName = firstMemberCall->getMethodDecl()->getNameAsString();

    std::vector<FixItHint> fixits;
    if (isFixitEnabled(FixitUseQStringRef)) {
        fixits = fixit(firstMemberCall);
    }
    emitWarning(firstMemberCall->getLocEnd(), "Use " + firstMethodName + "Ref() instead", fixits);
    return true;
}