code: public static QueryLexer lexer(String expression) {
          QueryLexer lexer = new QueryLexer(input(expression));
          lexer.removeErrorListeners();
          lexer.addErrorListener(ERROR_LISTENER);
          return lexer;
      }
docs: <p>lexer.</p>
  
  @param expression a {@link java.lang.String} object.
  @return a {@link ameba.db.dsl.QueryLexer} object.