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