ayun_cache/traits/driver.rs
#[async_trait::async_trait]
pub trait CacheDriver: Sync + Send {
async fn has(&self, key: &str) -> super::CacheResult<bool>;
async fn get(&self, key: &str) -> super::CacheResult<Option<String>>;
async fn insert(&self, key: &str, value: &str) -> super::CacheResult<()>;
async fn remove(&self, key: &str) -> super::CacheResult<()>;
async fn clear(&self) -> super::CacheResult<()>;
}