| // Copyright 2016 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. |
| |
| #![crate_name = "foo"] |
| |
| use std::ops::Add; |
| use std::fmt::Display; |
| |
| //@count foo/fn.function_with_a_really_long_name.html //pre/br 2 |
| pub fn function_with_a_really_long_name(parameter_one: i32, |
| parameter_two: i32) |
| -> Option<i32> { |
| Some(parameter_one + parameter_two) |
| } |
| |
| //@count foo/fn.short_name.html //pre/br 0 |
| pub fn short_name(param: i32) -> i32 { param + 1 } |
| |
| //@count foo/fn.where_clause.html //pre/br 4 |
| pub fn where_clause<T, U>(param_one: T, |
| param_two: U) |
| where T: Add<U> + Display + Copy, |
| U: Add<T> + Display + Copy, |
| T::Output: Display + Add<U::Output> + Copy, |
| <T::Output as Add<U::Output>>::Output: Display, |
| U::Output: Display + Copy |
| { |
| let x = param_one + param_two; |
| println!("{} + {} = {}", param_one, param_two, x); |
| let y = param_two + param_one; |
| println!("{} + {} = {}", param_two, param_one, y); |
| println!("{} + {} = {}", x, y, x + y); |
| } |