mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-19 03:54:40 +00:00
52 lines
2.0 KiB
Plaintext
52 lines
2.0 KiB
Plaintext
error: invalid `?` in type
|
|
--> $DIR/issue-103748-ICE-wrong-braces.rs:3:36
|
|
|
|
|
LL | struct Apple((Apple, Option(Banana ? Citron)));
|
|
| ^ `?` is only allowed on expressions, not types
|
|
|
|
|
help: if you meant to express that the type might not contain a value, use the `Option` wrapper type
|
|
|
|
|
LL | struct Apple((Apple, Option(Option<Banana > Citron)));
|
|
| +++++++ ~
|
|
|
|
error: expected one of `)` or `,`, found `Citron`
|
|
--> $DIR/issue-103748-ICE-wrong-braces.rs:3:38
|
|
|
|
|
LL | struct Apple((Apple, Option(Banana ? Citron)));
|
|
| -^^^^^^ expected one of `)` or `,`
|
|
| |
|
|
| help: missing `,`
|
|
|
|
error[E0412]: cannot find type `Citron` in this scope
|
|
--> $DIR/issue-103748-ICE-wrong-braces.rs:3:38
|
|
|
|
|
LL | struct Apple((Apple, Option(Banana ? Citron)));
|
|
| ^^^^^^ not found in this scope
|
|
|
|
error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
|
|
--> $DIR/issue-103748-ICE-wrong-braces.rs:3:22
|
|
|
|
|
LL | struct Apple((Apple, Option(Banana ? Citron)));
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ only `Fn` traits may use parentheses
|
|
|
|
|
help: use angle brackets instead
|
|
|
|
|
LL | struct Apple((Apple, Option<Banana ? Citron>));
|
|
| ~ ~
|
|
|
|
error[E0072]: recursive type `Apple` has infinite size
|
|
--> $DIR/issue-103748-ICE-wrong-braces.rs:3:1
|
|
|
|
|
LL | struct Apple((Apple, Option(Banana ? Citron)));
|
|
| ^^^^^^^^^^^^ ----- recursive without indirection
|
|
|
|
|
help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle
|
|
|
|
|
LL | struct Apple((Box<Apple>, Option(Banana ? Citron)));
|
|
| ++++ +
|
|
|
|
error: aborting due to 5 previous errors
|
|
|
|
Some errors have detailed explanations: E0072, E0214, E0412.
|
|
For more information about an error, try `rustc --explain E0072`.
|