Struct RedisAsync 

pub struct RedisAsync;

同步 Redis 工具类，连接在实例 drop 时释放 异步 Redis 工具类，适用于 Tokio 异步运行时 推荐在 Axum 中间件和异步代码中使用 每个方法独立获取和释放连接，避免连接长时间占用

Implementations

impl RedisAsync

pub async fn set<T: ToRedisArgs + Send + Sync>( key: &str, value: &T, ) -> RedisResult<()>

异步设置键值对

pub async fn set_with_expiry<T: ToRedisArgs + Send + Sync>( key: &str, value: &T, expiry_seconds: u64, ) -> RedisResult<()>

异步设置带过期时间的键值对

pub async fn set_nx_ex<T: ToRedisArgs + Send + Sync>( key: &str, value: &T, expiry_seconds: u64, ) -> RedisResult<bool>

异步设置带 NX 和 EX 的键值对（分布式锁）

pub async fn get<T: FromRedisValue + Send>(key: &str) -> RedisResult<Option<T>>

异步获取键对应的值

pub async fn expire(key: &str, expiry_seconds: i64) -> RedisResult<bool>

异步设置过期时间

pub async fn exists(key: &str) -> RedisResult<bool>

异步检查键是否存在

pub async fn del(key: &str) -> RedisResult<i32>

异步删除键

pub async fn del_vec(keys: &[&str]) -> RedisResult<i32>

异步删除多个键

pub async fn ttl(key: &str) -> RedisResult<i64>

异步获取 TTL

pub async fn incr(key: &str) -> RedisResult<i64>

异步自增

pub async fn decr(key: &str) -> RedisResult<i64>

异步自减

pub async fn hset<K: ToRedisArgs + Send + Sync, V: ToRedisArgs + Send + Sync>( key: &str, field: K, value: V, ) -> RedisResult<()>

异步设置哈希字段

pub async fn hget<T: FromRedisValue + Send>( key: &str, field: &str, ) -> RedisResult<Option<T>>

异步获取哈希字段

pub async fn lpush<T: ToRedisArgs + Send + Sync>( key: &str, value: T, ) -> RedisResult<i32>

异步向列表左侧推入元素

pub async fn rpop(key: &str) -> RedisResult<Option<String>>

异步从列表右侧弹出元素

pub async fn xadd_maxlen<K: ToRedisArgs + Send + Sync, V: ToRedisArgs + Send + Sync>( key: &str, maxlen: usize, field: K, value: V, ) -> RedisResult<String>

异步添加 Stream 消息（带自动清理）

pub async fn xdel<ID: ToRedisArgs + Send + Sync>( key: &str, ids: &[&ID], ) -> RedisResult<i32>

异步删除 Stream 消息