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// This file is part of Substrate.

// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0

// 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.

//! Types and traits related to chain specifications.

/// The type of a chain.
///
/// This can be used by tools to determine the type of a chain for displaying
/// additional information or enabling additional features.
#[derive(serde::Serialize, serde::Deserialize, Debug, PartialEq, Clone)]
pub enum ChainType {
	/// A development chain that runs mainly on one node.
	Development,
	/// A local chain that runs locally on multiple nodes for testing purposes.
	Local,
	/// A live chain.
	Live,
	/// Some custom chain type.
	Custom(String),
}

impl Default for ChainType {
	fn default() -> Self {
		Self::Live
	}
}

/// Arbitrary properties defined in chain spec as a JSON object
pub type Properties = serde_json::map::Map<String, serde_json::Value>;