1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
// run-pass
// aux-build:fn-aux.rs
#![allow(unused)]
#![feature(associated_type_bounds)]
extern crate fn_aux;
use fn_aux::*;
// ATB, Type parameters, Inline bounds:
fn inline_bound<B: Beta<Gamma: Alpha>>(beta: B) -> usize {
desugared_bound(beta)
}
fn inline_bound_region<B: Beta<Gamma: 'static>>(beta: B) -> usize {
desugared_bound_region(beta)
}
fn inline_bound_multi<B: Copy + Beta<Gamma: Alpha + 'static + Delta>>(
beta: B
) -> usize {
desugared_bound_multi(beta)
}
fn inline_bound_region_specific<'a, B: Beta<Gamma: 'a + Epsilon<'a>>>(
gamma: &'a B::Gamma
) -> usize {
desugared_bound_region_specific::<B>(gamma)
}
fn inline_bound_region_forall<B: Beta<Gamma: Copy + for<'a> Epsilon<'a>>>(
beta: B
) -> usize {
desugared_bound_region_forall(beta)
}
fn inline_bound_region_forall2<B: Beta<Gamma: Copy + for<'a> Epsilon<'a, Zeta: Eta>>>(
beta: B
) -> usize {
desugared_bound_region_forall2(beta)
}
fn inline_bound_nested<B: Beta<Gamma: Copy + Alpha + Beta<Gamma: Delta>>>(
beta: B
) -> usize {
desugared_bound_nested(beta)
}
fn main() {
let beta = BetaType;
let gamma = beta.gamma();
assert_eq!(42, inline_bound(beta));
assert_eq!(24, inline_bound_region(beta));
assert_eq!(42 + 24 + 1337, inline_bound_multi(beta));
assert_eq!(7331, inline_bound_region_specific::<BetaType>(&gamma));
assert_eq!(7331 * 2, inline_bound_region_forall(beta));
// FIXME: requires lazy normalization.
// assert_eq!(7331 * 2, inline_bound_region_forall2(beta));
assert_eq!(42 + 1337, inline_bound_nested(beta));
}
|
