sbool dm_bot_execEvalCmd(VF1<S> postMessage, S s, O... _) {
  double timeout = optPar timeout(_, 60.0);
  
  new Matches m;
  bool freshMe = swic_trim(s, "!fresh ", m);
  if (freshMe || eq(s, "!fresh")) {
    dm_refreshTranspiler();
    if (!freshMe) ret true with callF(postMessage, "OK");
  }
      
  if (swic_trim(s, "!eval ", m))
    ret true with callF(postMessage, pcallOrExceptionText(func {
      strOrNull(javaEvalOrInterpret(m.rest()))
    }));
        
  if (freshMe || swic_trim(s, "!real-eval ", m))
    ret true with postMessage(evalWithTimeout_text(timeout, func {
      javaEval(m.rest())
    }));
  false;
}