Method get_data

crates/cache/src/lib.rs:161–172

Gets cached data if state matches, otherwise calls `compute`. Data is automatically serialized/deserialized with `bincode`.

(&self, state: T, compute: fn(&T) -> Result<U, E>)

    ///
    /// Data is automatically serialized/deserialized with `bincode`.
    pub fn get_data<T, U, E>(&self, state: T, compute: fn(&T) -> Result<U, E>) -> Result<U, E>
    where
        T: Hash,
        U: Serialize + for<'a> Deserialize<'a>,
    {
        self.get_data_raw(
            &state,
            compute,
            |_state, data| postcard::to_allocvec(data).ok(),
            |_state, data| postcard::from_bytes(&data).ok(),
        )
    }

    /// Gets cached data if state matches, otherwise calls `compute`.
    ///