How to use the redis.RedisClient.prototype function in redis

* you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import {RedisClient} from 'redis';
import * as bluebird from 'bluebird';

bluebird.promisifyAll(RedisClient.prototype);
/* Monkey-patch the module. */
declare module 'redis' {
  interface RedisClient {
    lpushAsync(key: String, value: string): Promise;
    rpoplpushAsync(src: string, dest: string): Promise;
    delAsync(src: string): Promise;
  }
}

/**
 * Object can be converted to a string representation in Redis.
 */
export interface RedisSerializable {
  toRedisString(): string;
}
/**

Object.entries(proto).filter(v => typeof v[1] === 'function').forEach(([key, func]) => {
        if (proto['p' + key]) return;

        proto['p' + key] = function(...args) {
            return new Promise((resolve, reject) => {
                func.call(this, ...args, (err, res) => {
                    /* istanbul ignore next */
                    if (err) reject(err);
                    else resolve(res);
                });
            });
        };
    });
}

promisifyRedisClient(RedisClient.prototype);

module.exports = promisifyRedisClient;