startline.rs

#[derive(PartialEq, Debug)]
pub enum StartLine<'a> {
    RequestLine (RequestLine<'a>),
    StatusLine (StatusLine<'a>),
}

impl <'a> fmt::Display for StartLine<'a> {
    fn fmt(&self, format: &mut fmt::Formatter) -> fmt::Result {
        match self {
            StartLine::RequestLine(rl) => rl.fmt(format),
//          ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected reference, found enum `ast::StartLine`
            StartLine::StatusLine(sl) => sl.fmt(format),
//          ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected reference, found enum `ast::StartLine`          
        }
    }
}