code: private boolean decodeBulkStringEndOfLine(ByteBuf in, List<Object> out) throws Exception {
          if (in.readableBytes() < RedisConstants.EOL_LENGTH) {
              return false;
          }
          readEndOfLine(in);
          out.add(FullBulkStringRedisMessage.EMPTY_INSTANCE);
          resetDecoder();
          return true;
      }
docs: $0\r\n <here> \r\n