1  // Copyright (c) 2019-2025 Alpha-Delta Network Inc.
 2  // This file is part of the deltavm library.
 3  
 4  // Licensed under the Apache License, Version 2.0 (the "License");
 5  // you may not use this file except in compliance with the License.
 6  // You may obtain a copy of the License at:
 7  
 8  // http://www.apache.org/licenses/LICENSE-2.0
 9  
10  // Unless required by applicable law or agreed to in writing, software
11  // distributed under the License is distributed on an "AS IS" BASIS,
12  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  // See the License for the specific language governing permissions and
14  // limitations under the License.
15  
16  #[derive(Error, Debug)]
17  pub enum SerializationError {
18      #[error("{}", _0)]
19      AnyhowError(#[from] anyhow::Error),
20      /// During serialization with bincode, we encountered a serialization issue
21      #[error(transparent)]
22      BincodeError(#[from] bincode::Error),
23      /// During serialization we could not serialize to the right sized int
24      #[error(transparent)]
25      IntError(#[from] std::num::TryFromIntError),
26      /// During serialization, the data was invalid.
27      #[error("the input buffer contained invalid data")]
28      InvalidData,
29      /// During serialization, we countered an I/O error.
30      #[error("IoError: {0}")]
31      IoError(#[from] std::io::Error),
32      /// During serialization, we didn't have enough space to write extra info.
33      #[error("the last byte does not have enough space to encode the extra info bits")]
34      NotEnoughSpace,
35      /// During serialization, non-empty flags were given where none were
36      /// expected.
37      #[error("the call expects empty flags")]
38      UnexpectedFlags,
39      /// During serialization, the target was found to be incompatible
40      #[error("the value was serialized on a target that is incompatible with the current target")]
41      IncompatibleTarget,
42  }
43  
44  impl From<SerializationError> for std::io::Error {
45      fn from(error: SerializationError) -> Self {
46          std::io::Error::other(format!("{error}"))
47      }
48  }