Method checkLibraryMatchFunctions

lib/checkfunctions.cpp:628–701

//---------------------------------------------------------------------------

void CheckFunctionsImpl::checkLibraryMatchFunctions()
{
    if (!mSettings.checkLibrary)
        return;

    bool insideNew = false;
    for (const Token *tok = mTokenizer->tokens(); tok; tok = tok->next()) {
        if (!tok->scope() || !tok->scope()->isExecutable())
            continue;

        // skip uninstantiated templates
        if (tok == tok->scope()->bodyStart && tok->scope()->function && tok->scope()->function->templateDef) {
            tok = tok->link();
            continue;
        }

        if (tok->str() == "new")
            insideNew = true;
        else if (tok->str() == ";")
            insideNew = false;
        else if (insideNew)
            continue;

        if (tok->isKeyword() || !Token::Match(tok, "%name% ("))
            continue;

        if (tok->varId() != 0 || tok->type() || tok->isStandardType())
            continue;

        if (tok->linkAt(1)->strAt(1) == "(")
            continue;

        if (tok->function())
            continue;

        if (Token::simpleMatch(tok->astTop(), "throw"))
            continue;

        if (Token::simpleMatch(tok->astParent(), ".")) {
            const Token* contTok = tok->astParent()->astOperand1();
            if (astContainerAction(contTok, mSettings.library) != Library::Container::Action::NO_ACTION)
                continue;
            if (astContainerYield(contTok, mSettings.library) != Library::Container::Yield::NO_YIELD)
                continue;
        }

        if (!mSettings.library.isNotLibraryFunction(tok))
            continue;

        const std::string &functionName = mSettings.library.getFunctionName(tok);
        if (functionName.empty())
            continue;

        if (mSettings.library.functions().find(functionName) != mSettings.library.functions().end())
            continue;

        if (mSettings.library.podtype(tok->expressionString()))
            continue;