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// Copyright 2019 The Matrix.org Foundation C.I.C. // // 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. use thiserror::Error; /// Result type for seshat operations. pub type Result<T> = std::result::Result<T, Error>; #[allow(clippy::upper_case_acronyms)] #[derive(Error, Debug)] /// Seshat error types. pub enum Error { #[error("Sqlite pool error: {}", _0)] /// Error signaling that there was an error with the Sqlite connection /// pool. PoolError(#[from] r2d2::Error), #[error("Sqlite database error: {}", _0)] /// Error signaling that there was an error with a Sqlite transaction. DatabaseError(#[from] rusqlite::Error), #[error("Index error: {}", _0)] /// Error signaling that there was an error with the event indexer. IndexError(tantivy::TantivyError), #[error("File system error: {}", _0)] /// Error signaling that there was an error while reading from the /// filesystem. FsError(#[from] fs_extra::error::Error), #[error("IO error: {}", _0)] /// Error signaling that there was an error while doing a IO operation. IOError(#[from] std::io::Error), /// Error signaling that the database passphrase was incorrect. #[error("Error unlocking the database: {}", _0)] DatabaseUnlockError(String), /// Error when opening the Seshat database and reading the database version. #[error("Database version missmatch.")] DatabaseVersionError, /// Error when opening the Seshat database and reading the database version. #[error("Error opening the database: {}", _0)] DatabaseOpenError(String), /// Error signaling that sqlcipher support is missing. #[error("Sqlcipher error: {}", _0)] SqlCipherError(String), /// Error indicating that the index needs to be rebuilt. #[error("Error opening the database, the index needs to be rebuilt.")] ReindexError, } impl From<tantivy::TantivyError> for Error { fn from(err: tantivy::TantivyError) -> Self { Error::IndexError(err) } }