use std::io;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum AppError {
#[error("I/O error: {0}")]
Io(#[from] io::Error),
#[error("configuration error: {0}")]
Config(String),
#[error("parse error: {0}")]
Parse(String),
#[error("translation error: {0}")]
Translation(String),
#[error("unsupported format: {0}")]
UnsupportedFormat(String),
#[error("external command failed: {0}")]
Command(String),
#[error("database error: {0}")]
Database(#[from] rusqlite::Error),
#[error("HTTP error: {0}")]
Http(#[from] reqwest::Error),
#[error("JSON error: {0}")]
Json(#[from] serde_json::Error),
}
pub type Result<T> = std::result::Result<T, AppError>;