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
|
// Unit test for the "user substitutions" that are annotated on each
// node.
trait Bazoom<T>: Sized {
fn method<U>(self, arg: T, arg2: U) { }
}
impl<T, U> Bazoom<U> for T {
}
fn annot_underscore() {
let a = 22;
let b = 44;
let c = 66;
<_ as Bazoom<_>>::method(a, &b, c); // OK
}
fn annot_reference_any_lifetime() {
let a = 22;
let b = 44;
let c = 66;
<_ as Bazoom<&u32>>::method(a, &b, c); // OK
}
fn annot_reference_static_lifetime() {
let a = 22;
let b = 44;
let c = 66;
let x = <&'static u32 as Bazoom<_>>::method;
x(&a, b, c); //~ ERROR
}
fn annot_reference_named_lifetime<'a>(_d: &'a u32) {
let a = 22;
let b = 44;
let c = 66;
<_ as Bazoom<&'a u32>>::method(a, &b, c); //~ ERROR
}
fn annot_reference_named_lifetime_ok<'a>(b: &'a u32) {
let a = 44;
let c = 66;
<_ as Bazoom<&'a u32>>::method(a, &b, c);
}
fn annot_reference_named_lifetime_in_closure<'a>(_: &'a u32) {
let a = 22;
let b = 44;
let _closure = || {
let c = 66;
<_ as Bazoom<&'a u32>>::method(a, &b, c); //~ ERROR
};
}
fn annot_reference_named_lifetime_in_closure_ok<'a>(b: &'a u32) {
let a = 44;
let c = 66;
let _closure = || {
<_ as Bazoom<&'a u32>>::method(a, &b, c);
};
}
fn main() { }
|
