mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-27 17:28:00 +00:00
Vivek Pandya
bc53b9a03a
* 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
49 lines
1.7 KiB
Rust
49 lines
1.7 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/// State Machine Errors
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use sp_std::fmt;
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/// State Machine Error bound.
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///
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/// This should reflect Wasm error type bound for future compatibility.
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pub trait Error: 'static + fmt::Debug + fmt::Display + Send + Sync {}
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impl<T: 'static + fmt::Debug + fmt::Display + Send + Sync> Error for T {}
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/// Externalities Error.
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///
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/// Externalities are not really allowed to have errors, since it's assumed that dependent code
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/// would not be executed unless externalities were available. This is included for completeness,
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/// and as a transition away from the pre-existing framework.
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#[derive(Debug, Eq, PartialEq)]
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#[allow(missing_docs)]
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#[cfg_attr(feature = "std", derive(thiserror::Error))]
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pub enum ExecutionError {
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#[cfg_attr(feature = "std", error("Backend error {0:?}"))]
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Backend(crate::DefaultError),
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#[cfg_attr(feature = "std", error("`:code` entry does not exist in storage"))]
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CodeEntryDoesNotExist,
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#[cfg_attr(feature = "std", error("Unable to generate proof"))]
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UnableToGenerateProof,
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#[cfg_attr(feature = "std", error("Invalid execution proof"))]
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InvalidProof,
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}
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