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57 lines
2.2 KiB
57 lines
2.2 KiB
// Copyright 2018-2019 Mozilla
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
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// this file except in compliance with the License. You may obtain a copy of the
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// License at http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed
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// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations under the License.
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use std::{fmt, io, path::PathBuf};
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use crate::{backend::traits::BackendError, error::StoreError};
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#[derive(Debug)]
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pub enum ErrorImpl {
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LmdbError(lmdb::Error),
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UnsuitableEnvironmentPath(PathBuf),
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IoError(io::Error),
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}
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impl BackendError for ErrorImpl {}
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impl fmt::Display for ErrorImpl {
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fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
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match self {
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ErrorImpl::LmdbError(e) => e.fmt(fmt),
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ErrorImpl::UnsuitableEnvironmentPath(_) => write!(fmt, "UnsuitableEnvironmentPath"),
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ErrorImpl::IoError(e) => e.fmt(fmt),
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}
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}
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}
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impl Into<StoreError> for ErrorImpl {
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fn into(self) -> StoreError {
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match self {
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ErrorImpl::LmdbError(lmdb::Error::Corrupted) => StoreError::DatabaseCorrupted,
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ErrorImpl::LmdbError(lmdb::Error::NotFound) => StoreError::KeyValuePairNotFound,
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ErrorImpl::LmdbError(lmdb::Error::BadValSize) => StoreError::KeyValuePairBadSize,
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ErrorImpl::LmdbError(lmdb::Error::Invalid) => StoreError::FileInvalid,
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ErrorImpl::LmdbError(lmdb::Error::MapFull) => StoreError::MapFull,
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ErrorImpl::LmdbError(lmdb::Error::DbsFull) => StoreError::DbsFull,
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ErrorImpl::LmdbError(lmdb::Error::ReadersFull) => StoreError::ReadersFull,
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ErrorImpl::LmdbError(error) => StoreError::LmdbError(error),
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ErrorImpl::UnsuitableEnvironmentPath(path) => {
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StoreError::UnsuitableEnvironmentPath(path)
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}
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ErrorImpl::IoError(error) => StoreError::IoError(error),
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}
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}
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}
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impl From<io::Error> for ErrorImpl {
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fn from(e: io::Error) -> ErrorImpl {
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ErrorImpl::IoError(e)
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}
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}
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