rust/tests/ui/parser/issue-103748-ICE-wrong-braces.stderr

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2022-11-09 10:05:38 -06:00
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`.