docs: private Expression andOp(Data data) throws TemplateException {
  	Expression expr = notOp(data);
  
  	while (data.srcCode.forwardIfCurrent("&&") || data.srcCode.forwardIfCurrentAndNoWordAfter("and")) {
  	    comments(data);
  	    expr = data.factory.opBool(expr, notOp(data), Factory.OP_BOOL_AND);
  	}
  	return expr;
      }