gistfile1.rs

use std::rt::io;

struct HttpResponse<'self> {
    out: &'self mut io::Writer,
}

fn write_http_header(_: &mut &mut io::Writer) {}
// fn write_http_header<W: io::Writer>(_: &mut W) {}

impl<'self> HttpResponse<'self> {
    fn respond(&mut self) {
        write_http_header(&mut self.out);
    }
}

fn main() {}