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[rust.git] / src / test / ui / issues / issue-17121.rs
1 // compile-pass
2 #![allow(dead_code)]
3 // pretty-expanded FIXME #23616
4 // ignore-cloudabi no std::fs
5
6 use std::fs::File;
7 use std::io::{self, BufReader, Read};
8
9 struct Lexer<R: Read>
10 {
11     reader: BufReader<R>,
12 }
13
14 impl<R: Read> Lexer<R>
15 {
16     pub fn new_from_reader(r: R) -> Lexer<R>
17     {
18         Lexer{reader: BufReader::new(r)}
19     }
20
21     pub fn new_from_file(p: &str) -> io::Result<Lexer<File>>
22     {
23         Ok(Lexer::new_from_reader(File::open(p)?))
24     }
25
26     pub fn new_from_str<'a>(s: &'a str) -> Lexer<&'a [u8]>
27     {
28         Lexer::new_from_reader(s.as_bytes())
29     }
30 }
31
32 fn main() {}