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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs')
-rw-r--r-- | src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs b/src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs new file mode 100644 index 000000000..d315f7ee3 --- /dev/null +++ b/src/test/ui/pattern/bindings-after-at/or-patterns-slice-patterns.rs @@ -0,0 +1,54 @@ +// Test bindings-after-at with or-patterns and slice-patterns + +// run-pass + + +#[derive(Debug, PartialEq)] +enum MatchArm { + Arm(usize), + Wild, +} + +#[derive(Debug, PartialEq)] +enum Test { + Foo, + Bar, + Baz, + Qux, +} + +fn test(foo: &[Option<Test>]) -> MatchArm { + match foo { + bar @ [Some(Test::Foo), .., Some(Test::Qux | Test::Foo)] => { + assert_eq!(bar, foo); + + MatchArm::Arm(0) + }, + [.., bar @ Some(Test::Bar | Test::Qux), _] => { + assert!(bar == &Some(Test::Bar) || bar == &Some(Test::Qux)); + + MatchArm::Arm(1) + }, + _ => MatchArm::Wild, + } +} + +fn main() { + let foo = vec![ + Some(Test::Foo), + Some(Test::Bar), + Some(Test::Baz), + Some(Test::Qux), + ]; + + // path 1a + assert_eq!(test(&foo), MatchArm::Arm(0)); + // path 1b + assert_eq!(test(&[Some(Test::Foo), Some(Test::Bar), Some(Test::Foo)]), MatchArm::Arm(0)); + // path 2a + assert_eq!(test(&foo[..3]), MatchArm::Arm(1)); + // path 2b + assert_eq!(test(&[Some(Test::Bar), Some(Test::Qux), Some(Test::Baz)]), MatchArm::Arm(1)); + // path 3 + assert_eq!(test(&foo[1..2]), MatchArm::Wild); +} |