#json-value #redis #serde-json #store #derive #encoded #retrieve

macro derive-redis-json

A derive to store and retrieve JSON values in redis encoded using serde

1 unstable release

0.1.1 Dec 24, 2021

#1955 in Procedural macros

Download history 57/week @ 2023-12-11 24/week @ 2023-12-18 16/week @ 2024-01-22 7/week @ 2024-01-29 6/week @ 2024-02-05 34/week @ 2024-02-12 11/week @ 2024-02-19 27/week @ 2024-02-26 10/week @ 2024-03-04

85 downloads per month

MIT license

5KB

derive-redis-json

License License Cargo Documentation

A derive to store and retrieve JSON values in redis encoded using serde.

Example

Cargo.toml:

[dependencies]
derive-redis-json = "0.1.1"

main.rs:

use std::sync::Arc;

use anyhow::Result;
use deadpool_redis::{redis::cmd, Pool as RedisPool};
use derive_redis_json::RedisJsonValue;
use serde::{Deserialize, Serialize};

#[derive(Serialize, Deserialize, RedisJsonValue)]
pub struct User {
  pub id: u64,
  pub name: String,
}

pub async fn add_user(
  redis_pool: Arc<RedisPool>,
  user: User,
) -> Result<usize> {
  let mut conn = redis_pool.get().await?;
  let res: usize = cmd("SADD")
    .arg("Users")
    .arg(&user)
    .query_async(&mut conn)
    .await?;

  Ok(res)
}

pub async fn get_users(
  redis_pool: Arc<RedisPool>,
) -> Result<Vec<User>> {
  let mut conn = redis_pool.get().await?;
  let res: Vec<User> = cmd("SMEMBERS").arg("Users").query_async(&mut conn).await?;

  Ok(res)
}

Dependencies

~1.5MB
~33K SLoC