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pezkuwi-subxt/substrate/primitives/runtime/src/multiaddress.rs
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Vivek Pandya bc53b9a03a Remove years from copyright notes. (#13415)
* Change copyright year to 2023 from 2022

* Fix incorrect update of copyright year

* Remove years from copy right header

* Fix remaining files

* Fix typo in a header and remove update-copyright.sh
2023-02-21 18:46:41 +00:00

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Rust

// This file is part of Substrate.
// Copyright (C) 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.
//! MultiAddress type is a wrapper for multiple downstream account formats.
use codec::{Decode, Encode};
use sp_std::vec::Vec;
/// A multi-format address wrapper for on-chain accounts.
#[derive(Encode, Decode, PartialEq, Eq, Clone, crate::RuntimeDebug, scale_info::TypeInfo)]
#[cfg_attr(feature = "std", derive(Hash))]
pub enum MultiAddress<AccountId, AccountIndex> {
/// It's an account ID (pubkey).
Id(AccountId),
/// It's an account index.
Index(#[codec(compact)] AccountIndex),
/// It's some arbitrary raw bytes.
Raw(Vec<u8>),
/// It's a 32 byte representation.
Address32([u8; 32]),
/// Its a 20 byte representation.
Address20([u8; 20]),
}
#[cfg(feature = "std")]
impl<AccountId, AccountIndex> std::fmt::Display for MultiAddress<AccountId, AccountIndex>
where
AccountId: std::fmt::Debug,
AccountIndex: std::fmt::Debug,
{
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
use sp_core::hexdisplay::HexDisplay;
match self {
Self::Raw(inner) => write!(f, "MultiAddress::Raw({})", HexDisplay::from(inner)),
Self::Address32(inner) => {
write!(f, "MultiAddress::Address32({})", HexDisplay::from(inner))
},
Self::Address20(inner) => {
write!(f, "MultiAddress::Address20({})", HexDisplay::from(inner))
},
_ => write!(f, "{:?}", self),
}
}
}
impl<AccountId, AccountIndex> From<AccountId> for MultiAddress<AccountId, AccountIndex> {
fn from(a: AccountId) -> Self {
Self::Id(a)
}
}