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70 lines
4.3 KiB
Rust
70 lines
4.3 KiB
Rust
// A good chunk of these errors aren't shown to the user, but are still
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// required in the test for it to pass.
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fn a() { //~ NOTE this function should return `Result` or `Option` to accept `?`
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let x = 5 > 2 ? true : false;
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//~^ ERROR Rust has no ternary operator
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//~| HELP use an `if-else` expression instead
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//~| ERROR the `?` operator can only be applied to values that implement `Try` [E0277]
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//~| HELP the trait `Try` is not implemented for `{integer}`
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//~| ERROR the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [E0277]
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//~| HELP the trait `FromResidual<_>` is not implemented for `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE the `?` operator cannot be applied to type `{integer}`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE cannot use the `?` operator in a function that returns `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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}
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fn b() { //~ NOTE this function should return `Result` or `Option` to accept `?`
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let x = 5 > 2 ? { true } : { false };
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//~^ ERROR Rust has no ternary operator
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//~| HELP use an `if-else` expression instead
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//~| ERROR the `?` operator can only be applied to values that implement `Try` [E0277]
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//~| HELP the trait `Try` is not implemented for `{integer}`
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//~| ERROR the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [E0277]
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//~| HELP the trait `FromResidual<_>` is not implemented for `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE the `?` operator cannot be applied to type `{integer}`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE cannot use the `?` operator in a function that returns `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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}
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fn c() { //~ NOTE this function should return `Result` or `Option` to accept `?`
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let x = 5 > 2 ? f32::MAX : f32::MIN;
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//~^ ERROR Rust has no ternary operator
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//~| HELP use an `if-else` expression instead
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//~| ERROR the `?` operator can only be applied to values that implement `Try` [E0277]
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//~| HELP the trait `Try` is not implemented for `{integer}`
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//~| ERROR the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [E0277]
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//~| HELP the trait `FromResidual<_>` is not implemented for `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE the `?` operator cannot be applied to type `{integer}`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE cannot use the `?` operator in a function that returns `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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}
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fn main() { //~ NOTE this function should return `Result` or `Option` to accept `?`
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let x = 5 > 2 ? { let x = vec![]: Vec<u16>; x } : { false };
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//~^ ERROR Rust has no ternary operator
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//~| HELP use an `if-else` expression instead
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//~| ERROR expected one of `.`, `;`, `?`, `else`, or an operator, found `:`
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//~| NOTE expected one of `.`, `;`, `?`, `else`, or an operator
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//~| ERROR the `?` operator can only be applied to values that implement `Try` [E0277]
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//~| HELP the trait `Try` is not implemented for `{integer}`
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//~| ERROR the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [E0277]
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//~| HELP the trait `FromResidual<_>` is not implemented for `()`
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//~| NOTE type ascription syntax has been removed, see issue #101728 <https://github.com/rust-lang/rust/issues/101728>
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE the `?` operator cannot be applied to type `{integer}`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE in this expansion of desugaring of operator `?`
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//~| NOTE cannot use the `?` operator in a function that returns `()`
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//~| NOTE in this expansion of desugaring of operator `?`
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}
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