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// This file is part of Gear.

// Copyright (C) 2022-2024 Gear Technologies Inc.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

//! Gear storage primitives.
//!
//! Contains basic behavior of interaction with globally shared data,
//! which could be used directly for common purposes or be a part of
//! some consistent logic.

// Private modules declaration.
mod callback;
mod counted;
mod double_map;
mod iterable;
mod key;
mod map;
mod triple_map;
mod value;

// Public exports from primitive modules.
pub use callback::{Callback, EmptyCallback, FallibleCallback, GetCallback, TransposeCallback};
pub use counted::{Counted, CountedByKey};
pub use double_map::DoubleMapStorage;
pub use iterable::{
    GetFirstPos, GetSecondPos, GetThirdPos, IterableByKeyMap, IterableMap, IteratorWrap,
    KeyIterableByKeyMap,
};
pub use key::{KeyFor, MailboxKeyGen, QueueKeyGen, WaitlistKeyGen};
pub use map::{AppendMapStorage, MapStorage};
pub use triple_map::TripleMapStorage;
pub use value::ValueStorage;

use sp_runtime::{
    codec::{self, Decode, Encode, MaxEncodedLen},
    scale_info::{self, TypeInfo},
};

/// Type for interval values: e.g. in time `(since, till)`.
#[derive(Clone, Debug, Decode, Encode, MaxEncodedLen, PartialEq, Eq, PartialOrd, Ord, TypeInfo)]
#[codec(crate = codec)]
#[scale_info(crate = scale_info)]
pub struct Interval<T> {
    pub start: T,
    pub finish: T,
}