21 lines
754 B
Rust
21 lines
754 B
Rust
|
// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
|
||
|
|
// file at the top-level directory of this distribution and at
|
||
|
|
// http://rust-lang.org/COPYRIGHT.
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
||
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
||
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
||
|
|
// option. This file may not be copied, modified, or distributed
|
||
|
|
// except according to those terms.
|
||
|
|
|
||
|
|
pub trait LineFormatter<'a> {
|
||
|
|
type Iter: Iterator<Item=&'a str> + 'a;
|
||
|
|
fn iter(&'a self, line: &'a str) -> Self::Iter;
|
||
|
|
|
||
|
|
fn dimensions(&'a self, line: &'a str) {
|
||
|
|
let iter: Self::Iter = self.iter(line);
|
||
|
|
<_ as IntoIterator>::into_iter(iter);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
fn main() {}
|