async_redis_client.scala

import java.net.URI
import cats.effect._

object Main extends IOApp {
  override def run(args: List[String]): IO[ExitCode] =
    RedisClient.makeWithURI[IO](new URI("http://localhost:6379")).use { cmd =>
      import cmd._

      val result = for {

        _ <- set("key1", "debasish ghosh")
        _ <- set("key2", 100)
        _ <- set("key3", true)
        d <- get("key1")
        p <- incrby("key2", 12)
        a <- mget("key1", "key2", "key3")

      } yield (d, p, a)

      println(result.unsafeRunSync())
      IO(ExitCode.Success)
    }
}