Function StringRepeat

engine/Evaluator/express.cpp:788–838

static thread_local GameValue tls_exitWithValue;

static GameValue StringRepeat(const GameState* state, GameValuePar oper1, GameValuePar oper2)
{
    int maxIters = 10000;
    for (int i = 0;; i++)
    {
        if (i >= maxIters)
        {
            RptF("Max iteration count exceeded in while loop");
            state->SetError(EvalGen);
            break;
        }
        // test condition
        {
            GameVarSpace local(state->GetContext());
            state->BeginContext(&local);
            RString expression = oper1;

            GameValue value = state->EvaluateMultiple(expression);
            bool test = false;
            if (value.GetType() & GameBool)
            {
                test = bool(value);
            }
            else
            {
                state->TypeError(GameBool, value.GetType());
            }

            state->EndContext();
            if (!test)
            {
                break;
            }
        }
        // perform loop body
        {
            GameVarSpace local(state->GetContext());
            state->BeginContext(&local);
            RString expression = oper2;
            const_cast<GameState*>(state)->Execute(expression);
            state->EndContext();
        }
        if (state->GetLastError() == EvalBreak)
        {
            GameValue exitVal = tls_exitWithValue;
            const_cast<GameState*>(state)->SetError(EvalOK);
            return exitVal;
        }
    }
    return NOTHING;
}

static GameValue StringElse(const GameState* state, GameValuePar oper1, GameValuePar oper2)
{