rust/tests/ui/suggestions/suggest-boxed-empty-block.stderr
John Bobbo 35985091cc
Fix suggestion for boxing an async closure body, and
also add a suggestion for boxing empty blocks.
2023-05-07 20:30:56 -07:00

34 lines
1.2 KiB
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error[E0308]: mismatched types
--> $DIR/suggest-boxed-empty-block.rs:10:9
|
LL | foo({});
| ^^ expected `Box<_>`, found `()`
|
= note: expected struct `Box<_>`
found unit type `()`
= note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
help: store this in the heap by calling `Box::new`
|
LL - foo({});
LL + foo(Box::new(()));
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error[E0308]: mismatched types
--> $DIR/suggest-boxed-empty-block.rs:11:12
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LL | bar(|| {});
| ^^ expected `Box<_>`, found `()`
|
= note: expected struct `Box<_>`
found unit type `()`
= note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
help: store this in the heap by calling `Box::new`
|
LL - bar(|| {});
LL + bar(|| Box::new(()));
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error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0308`.