diff options
Diffstat (limited to 'src/test/ui/unsized/issue-91801.stderr')
| -rw-r--r-- | src/test/ui/unsized/issue-91801.stderr | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/unsized/issue-91801.stderr b/src/test/ui/unsized/issue-91801.stderr new file mode 100644 index 000000000..8795aa168 --- /dev/null +++ b/src/test/ui/unsized/issue-91801.stderr @@ -0,0 +1,15 @@ +error[E0746]: return type cannot have an unboxed trait object + --> $DIR/issue-91801.rs:8:77 + | +LL | fn or<'a>(first: &'static Validator<'a>, second: &'static Validator<'a>) -> Validator<'a> { + | ^^^^^^^^^^^^^ doesn't have a size known at compile-time + | + = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits> +help: use `impl Fn(&'a Something) -> Result<(), ()> + Send + Sync + 'a` as the return type, as all return paths are of type `Box<[closure@$DIR/issue-91801.rs:10:21: 10:70]>`, which implements `Fn(&'a Something) -> Result<(), ()> + Send + Sync + 'a` + | +LL | fn or<'a>(first: &'static Validator<'a>, second: &'static Validator<'a>) -> impl Fn(&'a Something) -> Result<(), ()> + Send + Sync + 'a { + | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0746`. |