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// Copyright 2020 Parity Technologies (UK) Ltd.
// This file is part of Cumulus.
// Substrate 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.
// Substrate 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 Cumulus. If not, see <http://www.gnu.org/licenses/>.
//! Cross-Consensus Message format data structures.
use core::result;
use codec::{Encode, Decode};
use super::{MultiLocation, Xcm};
#[derive(Copy, Clone, Encode, Decode, Eq, PartialEq, Ord, PartialOrd, Debug)]
pub enum Error {
Undefined,
Unimplemented,
UnhandledXcmVersion,
UnhandledXcmMessage,
UnhandledEffect,
EscalationOfPrivilege,
UntrustedReserveLocation,
UntrustedTeleportLocation,
DestinationBufferOverflow,
CannotReachDestination,
MultiLocationFull,
FailedToDecode,
BadOrigin,
}
impl From<()> for Error {
fn from(_: ()) -> Self {
Self::Undefined
}
}
pub type Result = result::Result<(), Error>;
pub trait ExecuteXcm {
fn execute_xcm(origin: MultiLocation, msg: Xcm) -> Result;
}
impl ExecuteXcm for () {
fn execute_xcm(_origin: MultiLocation, _msg: Xcm) -> Result {
Err(Error::Unimplemented)
}
}
pub trait SendXcm {
fn send_xcm(dest: MultiLocation, msg: Xcm) -> Result;
}
impl SendXcm for () {
fn send_xcm(_dest: MultiLocation, _msg: Xcm) -> Result {
Err(Error::Unimplemented)
}
}