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[rust.git] / src / test / rustdoc / line-breaks.rs
1 // Copyright 2016 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.
4 //
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.
10
11 #![crate_name = "foo"]
12
13 use std::ops::Add;
14 use std::fmt::Display;
15
16 //@count foo/fn.function_with_a_really_long_name.html //pre/br 2
17 pub fn function_with_a_really_long_name(parameter_one: i32,
18                                         parameter_two: i32)
19                                         -> Option<i32> {
20     Some(parameter_one + parameter_two)
21 }
22
23 //@count foo/fn.short_name.html //pre/br 0
24 pub fn short_name(param: i32) -> i32 { param + 1 }
25
26 //@count foo/fn.where_clause.html //pre/br 4
27 pub fn where_clause<T, U>(param_one: T,
28                           param_two: U)
29     where T: Add<U> + Display + Copy,
30           U: Add<T> + Display + Copy,
31           T::Output: Display + Add<U::Output> + Copy,
32           <T::Output as Add<U::Output>>::Output: Display,
33           U::Output: Display + Copy
34 {
35     let x = param_one + param_two;
36     println!("{} + {} = {}", param_one, param_two, x);
37     let y = param_two + param_one;
38     println!("{} + {} = {}", param_two, param_one, y);
39     println!("{} + {} = {}", x, y, x + y);
40 }