diff options
Diffstat (limited to 'tests/ui/suggestions/match-prev-arm-needing-semi.rs')
-rw-r--r-- | tests/ui/suggestions/match-prev-arm-needing-semi.rs | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tests/ui/suggestions/match-prev-arm-needing-semi.rs b/tests/ui/suggestions/match-prev-arm-needing-semi.rs new file mode 100644 index 000000000..8c8abe047 --- /dev/null +++ b/tests/ui/suggestions/match-prev-arm-needing-semi.rs @@ -0,0 +1,66 @@ +// edition:2018 + +fn dummy() -> i32 { 42 } + +fn extra_semicolon() { + let _ = match true { //~ NOTE `match` arms have incompatible types + true => { + dummy(); //~ NOTE this is found to be + //~^ HELP consider removing this semicolon + } + false => dummy(), //~ ERROR `match` arms have incompatible types + //~^ NOTE expected `()`, found `i32` + }; +} + +async fn async_dummy() {} //~ NOTE checked the `Output` of this `async fn`, found opaque type +//~| NOTE while checking the return type of the `async fn` +//~| NOTE in this expansion of desugaring of `async` block or function +//~| NOTE checked the `Output` of this `async fn`, expected opaque type +//~| NOTE while checking the return type of the `async fn` +//~| NOTE in this expansion of desugaring of `async` block or function +async fn async_dummy2() {} //~ NOTE checked the `Output` of this `async fn`, found opaque type +//~| NOTE checked the `Output` of this `async fn`, found opaque type +//~| NOTE while checking the return type of the `async fn` +//~| NOTE in this expansion of desugaring of `async` block or function +//~| NOTE while checking the return type of the `async fn` +//~| NOTE in this expansion of desugaring of `async` block or function + +async fn async_extra_semicolon_same() { + let _ = match true { //~ NOTE `match` arms have incompatible types + true => { + async_dummy(); //~ NOTE this is found to be + //~^ HELP consider removing this semicolon + } + false => async_dummy(), //~ ERROR `match` arms have incompatible types + //~^ NOTE expected `()`, found opaque type + //~| NOTE expected unit type `()` + //~| HELP consider `await`ing on the `Future` + }; +} + +async fn async_extra_semicolon_different() { + let _ = match true { //~ NOTE `match` arms have incompatible types + true => { + async_dummy(); //~ NOTE this is found to be + //~^ HELP consider removing this semicolon + } + false => async_dummy2(), //~ ERROR `match` arms have incompatible types + //~^ NOTE expected `()`, found opaque type + //~| NOTE expected unit type `()` + //~| HELP consider `await`ing on the `Future` + }; +} + +async fn async_different_futures() { + let _ = match true { //~ NOTE `match` arms have incompatible types + true => async_dummy(), //~ NOTE this is found to be + //~| HELP consider `await`ing on both `Future`s + false => async_dummy2(), //~ ERROR `match` arms have incompatible types + //~^ NOTE expected opaque type, found a different opaque type + //~| NOTE expected opaque type `impl Future<Output = ()>` + //~| NOTE distinct uses of `impl Trait` result in different opaque types + }; +} + +fn main() {} |