1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 use std::io::{Error, ErrorKind, Result};
15 fn foo(it: &mut Iter<u8>) -> Result<u8> {
16 Ok(*it.next().unwrap())
19 fn bar() -> Result<u8> {
20 let data: Vec<u8> = Vec::new();
23 return Err(Error::new(ErrorKind::NotFound, "msg"));
26 let mut it = data.iter();