use std::result;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum Error {
#[error("System error, errno: {0}")]
System(i32),
#[error("Input input: {0}")]
InvalidInput(String),
#[error("Internal error: {0}")]
Internal(String),
}
pub type Result<T> = result::Result<T, Error>;