diff options
Diffstat (limited to 'tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures.rs')
-rw-r--r-- | tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures.rs b/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures.rs new file mode 100644 index 000000000..cd619cc41 --- /dev/null +++ b/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures.rs @@ -0,0 +1,32 @@ +fn main() { + struct U; + fn accept_fn_once(_: &impl FnOnce()) {} + fn accept_fn_mut(_: &impl FnMut()) {} + fn accept_fn(_: &impl Fn()) {} + + let mut tup = (U, U, U); + let (ref _x0, _x1, ref mut _x2) = tup; + let c1 = || { + //~^ ERROR expected a closure that implements the `FnMut` + //~| ERROR expected a closure that implements the `Fn` + drop::<&U>(_x0); + drop::<U>(_x1); + drop::<&mut U>(_x2); + }; + accept_fn_once(&c1); + accept_fn_mut(&c1); + accept_fn(&c1); + + let c2 = || { + //~^ ERROR expected a closure that implements the `Fn` + drop::<&U>(_x0); + drop::<&mut U>(_x2); + }; + accept_fn_mut(&c2); + accept_fn(&c2); + + let c3 = || { + drop::<&U>(_x0); + }; + accept_fn(&c3); +} |