diff options
| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/macros/macro-interpolation.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/ui/macros/macro-interpolation.rs')
| -rw-r--r-- | tests/ui/macros/macro-interpolation.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-interpolation.rs b/tests/ui/macros/macro-interpolation.rs new file mode 100644 index 00000000000..35003a79ad7 --- /dev/null +++ b/tests/ui/macros/macro-interpolation.rs @@ -0,0 +1,33 @@ +// run-pass + +macro_rules! overly_complicated { + ($fnname:ident, $arg:ident, $ty:ty, $body:block, $val:expr, $pat:pat, $res:path) => + ({ + fn $fnname($arg: $ty) -> Option<$ty> $body + match $fnname($val) { + Some($pat) => { + $res + } + _ => { panic!(); } + } + }) + +} + +macro_rules! qpath { + (path, <$type:ty as $trait:path>::$name:ident) => { + <$type as $trait>::$name + }; + + (ty, <$type:ty as $trait:ty>::$name:ident) => { + <$type as $trait>::$name + }; +} + +pub fn main() { + let _: qpath!(path, <str as ToOwned>::Owned); + let _: qpath!(ty, <str as ToOwned>::Owned); + + assert!(overly_complicated!(f, x, Option<usize>, { return Some(x); }, + Some(8), Some(y), y) == 8) +} |
