13 lines
286 B
Rust
13 lines
286 B
Rust
//@ run-pass
|
|
|
|
fn ho<F>(f: F) -> isize where F: FnOnce(isize) -> isize { let n: isize = f(3); return n; }
|
|
|
|
fn direct(x: isize) -> isize { return x + 1; }
|
|
|
|
pub fn main() {
|
|
let a: isize = direct(3); // direct
|
|
let b: isize = ho(direct); // indirect unbound
|
|
|
|
assert_eq!(a, b);
|
|
}
|