// Copyright 2018-2019 Mozilla
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
// this file except in compliance with the License. You may obtain a copy of the
// License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.

mod encodables;
mod primitives;

use std::marker::PhantomData;

use crate::error::DataError;

pub use encodables::*;
pub use primitives::*;

pub(crate) struct Key<K> {
    bytes: Vec<u8>,
    phantom: PhantomData<K>,
}

impl<K> AsRef<[u8]> for Key<K>
where
    K: EncodableKey,
{
    fn as_ref(&self) -> &[u8] {
        self.bytes.as_ref()
    }
}

impl<K> Key<K>
where
    K: EncodableKey,
{
    #[allow(clippy::new_ret_no_self)]
    pub fn new(k: &K) -> Result<Key<K>, DataError> {
        Ok(Key {
            bytes: k.to_bytes()?,
            phantom: PhantomData,
        })
    }
}