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Commit | Line | Data |
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416331ca | 1 | // run-pass |
476ff2be | 2 | // aux-build:double.rs |
94b46f34 | 3 | // aux-build:external-crate-var.rs |
1a4d82fc | 4 | |
476ff2be SL |
5 | #![allow(unused)] |
6 | ||
7 | #[macro_use] | |
8 | extern crate double; | |
94b46f34 XL |
9 | #[macro_use] |
10 | extern crate external_crate_var; | |
476ff2be SL |
11 | |
12 | struct Foo; | |
13 | ||
94b46f34 XL |
14 | trait Trait { |
15 | const CONST: u32; | |
16 | type Assoc; | |
17 | } | |
18 | ||
19 | impl Trait for Foo { | |
20 | const CONST: u32 = 0; | |
21 | type Assoc = Foo; | |
22 | } | |
23 | ||
24 | macro_rules! local { () => { | |
25 | // derive_Double outputs secondary copies of each definition | |
26 | // to test what the proc_macro sees. | |
27 | mod bar { | |
28 | #[derive(Double)] | |
29 | struct Bar($crate::Foo); | |
30 | } | |
31 | ||
32 | mod qself { | |
33 | #[derive(Double)] | |
34 | struct QSelf(<::Foo as $crate::Trait>::Assoc); | |
35 | } | |
36 | ||
37 | mod qself_recurse { | |
38 | #[derive(Double)] | |
39 | struct QSelfRecurse(<<$crate::Foo as $crate::Trait>::Assoc as $crate::Trait>::Assoc); | |
40 | } | |
41 | ||
42 | mod qself_in_const { | |
43 | #[derive(Double)] | |
44 | #[repr(u32)] | |
45 | enum QSelfInConst { | |
46 | Variant = <::Foo as $crate::Trait>::CONST, | |
47 | } | |
48 | } | |
476ff2be | 49 | } } |
94b46f34 XL |
50 | |
51 | mod local { | |
52 | local!(); | |
53 | } | |
54 | ||
55 | // and now repeat the above tests, using a macro defined in another crate | |
56 | ||
57 | mod external { | |
58 | external!{} | |
59 | } | |
9e0c209e SL |
60 | |
61 | fn main() {} |