rustolio-db 0.1.0

//
// SPDX-License-Identifier: MPL-2.0
//
// Copyright (c) 2026 Tobias Binnewies. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
//

use std::io;

pub type Result<T> = std::result::Result<T, Error>;

#[derive(Debug)]
pub enum Error {
    FileError(io::Error),
    EncodingError(rustolio_utils::Error),
    StoreClosed,
    NotAllowed,
}

impl From<Error> for String {
    fn from(val: Error) -> Self {
        val.to_string()
    }
}

impl std::fmt::Display for Error {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{self:?}")
    }
}

impl std::error::Error for Error {
    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
        match self {
            Self::FileError(e) => Some(e),
            Self::EncodingError(e) => Some(e),
            Self::StoreClosed | Self::NotAllowed => None,
        }
    }
}