use err_derive::Error;

#[derive(Debug, Error)]
pub enum ParseError {
    #[error(display = "error syntax: {:?}", _0)]
    ErrorSyntax(String),
}

#[derive(Debug, Error)]
pub enum RuntimeError {
    #[error(display = "error vm state: {:?}", _0)]
    ErrorVmState(String),

    #[error(display = "end vm")]
    EndVm,

    #[error(display = "not implemented: {:?}", _0)]
    NotImplemented(String),
}