diff options
Diffstat (limited to 'tests/ui/pattern/deref-patterns/branch.rs')
| -rw-r--r-- | tests/ui/pattern/deref-patterns/branch.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/pattern/deref-patterns/branch.rs b/tests/ui/pattern/deref-patterns/branch.rs index 1bac1006d9d..9d72b35fd2f 100644 --- a/tests/ui/pattern/deref-patterns/branch.rs +++ b/tests/ui/pattern/deref-patterns/branch.rs @@ -1,8 +1,10 @@ +//@ revisions: explicit implicit //@ run-pass // Test the execution of deref patterns. #![feature(deref_patterns)] #![allow(incomplete_features)] +#[cfg(explicit)] fn branch(vec: Vec<u32>) -> u32 { match vec { deref!([]) => 0, @@ -12,6 +14,17 @@ fn branch(vec: Vec<u32>) -> u32 { } } +#[cfg(implicit)] +fn branch(vec: Vec<u32>) -> u32 { + match vec { + [] => 0, + [1, _, 3] => 1, + [2, ..] => 2, + _ => 1000, + } +} + +#[cfg(explicit)] fn nested(vec: Vec<Vec<u32>>) -> u32 { match vec { deref!([deref!([]), ..]) => 1, @@ -20,6 +33,15 @@ fn nested(vec: Vec<Vec<u32>>) -> u32 { } } +#[cfg(implicit)] +fn nested(vec: Vec<Vec<u32>>) -> u32 { + match vec { + [[], ..] => 1, + [[0, ..], [1, ..]] => 2, + _ => 1000, + } +} + fn main() { assert!(matches!(Vec::<u32>::new(), deref!([]))); assert!(matches!(vec![1], deref!([1]))); |
