use std::io;
use std::string::FromUtf8Error;

use thiserror::Error;

#[derive(Debug, Error)]
pub enum Error {
    #[error("Invalid op code '{0}'")]
    InvalidOpCode(u16),
    #[error("Invalid error code '{0}'")]
    InvalidErrorCode(u16),
    #[error("Invalid mode '{0}'")]
    InvalidMode(String),
    #[error("String contains invalid characters")]
    InvalidString(#[from] FromUtf8Error),
    #[error("Unterminated string")]
    UnterminatedString,
    #[error("Io error: {0}")]
    Io(#[from] io::Error),
}