Method handleInvokeMethod

generator/qtsupport.cpp:266–292

* Very similar to handleSignalOrSlot, but does not handle the fact that the string might be in a macro * and does the string contains the method name and not the full signature * \a obj is an expression to a type of an QObject (or pointer to) that is the sender or the receiver * \a method is an expression of type char* * * TODO: handle overloads */

 * TODO: handle overloads
 */
void QtSupport::handleInvokeMethod(clang::Expr* obj, clang::Expr* method)
{
    if (!obj || !method) return;
    obj = obj->IgnoreImpCasts();
    method = method->IgnoreImpCasts();
    auto objType = obj->getType().getTypePtrOrNull();
    if (!objType) return;
    const clang::CXXRecordDecl* objClass = objType->getPointeeCXXRecordDecl();
    if (!objClass) return;

    const clang::StringLiteral *methodLiteral = clang::dyn_cast<clang::StringLiteral>(method);
    if (!methodLiteral) return;
    if (methodLiteral->getCharByteWidth() != 1) return;

    auto methodName = methodLiteral->getString();
    if (methodName.empty()) return;

    // Try to find the method which match this name in the given class or bases.
    auto candidates = lookUpCandidates(objClass, methodName);
    if (candidates.size() != 1)
        return;
    // FIXME: overloads resolution using the Q_ARG

    auto used = candidates.front();
    clang::SourceRange range = methodLiteral->getSourceRange();
    annotator.registerUse(used, range, Annotator::Call, currentContext, Annotator::Use_Address);
}

void QtSupport::visitCallExpr(clang::CallExpr* e)
{