30 lines
861 B
Rust
30 lines
861 B
Rust
// Copyright 2012 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.
|
|
|
|
// Tests for the new |args| expr lambda syntax
|
|
|
|
fn f(i: int, f: &fn(int) -> int) -> int { f(i) }
|
|
|
|
fn g(_g: &fn()) { }
|
|
|
|
fn ff() -> @fn(int) -> int {
|
|
return |x| x + 1;
|
|
}
|
|
|
|
pub fn main() {
|
|
assert_eq!(f(10, |a| a), 10);
|
|
g(||());
|
|
assert_eq!(do f(10) |a| { a }, 10);
|
|
do g() { }
|
|
let _x: @fn() -> int = || 10;
|
|
let _y: @fn(int) -> int = |a| a;
|
|
assert_eq!(ff()(10), 11);
|
|
}
|