/*
*   Copyright (c) 2025 Anton Kundenko <singaraiona@gmail.com>
*   All rights reserved.
*
*   Permission is hereby granted, free of charge, to any person obtaining a copy
*   of this software and associated documentation files (the "Software"), to deal
*   in the Software without restriction, including without limitation the rights
*   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
*   copies of the Software, and to permit persons to whom the Software is
*   furnished to do so, subject to the following conditions:
*
*   The above copyright notice and this permission notice shall be included in all
*   copies or substantial portions of the Software.
*
*   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
*   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
*   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
*   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
*   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
*   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
*   SOFTWARE.
*/

//! Error types for Catalyx runtime.

use thiserror::Error;

/// Result type alias for Catalyx operations.
pub type Result<T> = std::result::Result<T, CatalyxError>;

/// Main error type for Catalyx runtime.
#[derive(Error, Debug)]
pub enum CatalyxError {
    /// Parse error in Catalyx syntax.
    #[error("Parse error: {0}")]
    Parse(String),

    /// Molecule definition error.
    #[error("Molecule error: {0}")]
    Molecule(String),

    /// Reaction definition error.
    #[error("Reaction error: {0}")]
    Reaction(String),

    /// Type mismatch in molecule or reaction.
    #[error("Type error: {0}")]
    Type(String),

    /// Runtime error during reaction execution.
    #[error("Runtime error: {0}")]
    Runtime(String),

    /// Solution (namespace) error.
    #[error("Solution error: {0}")]
    Solution(String),

    /// IO error.
    #[error("IO error: {0}")]
    Io(#[from] std::io::Error),
}
