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// Copyright 2020 MaidSafe.net limited.
//
// This SAFE Network Software is licensed to you under the MIT license <LICENSE-MIT
// http://opensource.org/licenses/MIT> or the Modified BSD license <LICENSE-BSD
// https://opensource.org/licenses/BSD-3-Clause>, at your option. This file may not be copied,
// modified, or distributed except according to those terms. Please review the Licences for the
// specific language governing permissions and limitations relating to use of the SAFE Network
// Software.

use std::hash::Hash;

/// `TreeId` trait. `TreeId` are unique identifiers for each node in a tree.
pub trait TreeId: Eq + Clone + Hash {}
impl<ID: Eq + Clone + Hash> TreeId for ID {}