sclass WordTokReplacer_es1 extends WordTokRule {
  LS tokReplaced;
  O[] outParams;
  S requiredInputType;

  *(S sentence, S _vars, S replaced, O... outParams) {
    super(dropLeadingSquareBracketStuff(sentence), asCISet(javaTokC(_vars)));
    tokReplaced = wordTok_noBrackets(dropLeadingSquareBracketStuff(replaced));
    this.outParams = paramsPlus(outParams, type := leadingSquareBracketStuff(replaced));
    requiredInputType = leadingSquareBracketStuff(sentence);
  }
  
  @Override bool preCheck(DynamicObject o) {
    if (nempty(requiredInputType)) {
      S type = getStringDyn type(o);
      if (neqic(type, requiredInputType)) {
        //printStackTrace("Bad type: " + type + " - " + extToString((Ext) o));
        false;
      }
    }
    true;
  }
  
  run { emitOut(); }
  
  void emitOut {
    emit(makeExt(join(replaceCodeTokensUsingMap_curly(tokReplaced, map)), outParams));
  }
}

Began life as a copy of #1023530