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