logerr 0.1.0

impl<T> LoggableError<T> for anyhow::Result<T> {
    fn print_error<F: Fn(&str)>(self, fun: F) -> Self {
        if let Err(ref err) = self {
            let mut msg = format!("ERROR: {}", err);
            for cause in err.chain().skip(1) {
                msg = format!("{msg}\nbecause: {cause}");
            }
            fun(&msg);
        }
        self
    }
}