mirror of https://github.com/rust-lang/rust.git
144 lines
5.7 KiB
Plaintext
144 lines
5.7 KiB
Plaintext
error: malformed `rustc_on_unimplemented` attribute input
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--> $DIR/bad-annotation.rs:15:1
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LL | #[rustc_on_unimplemented]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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help: the following are the possible correct uses
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LL | #[rustc_on_unimplemented = "message"]
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| +++++++++++
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LL | #[rustc_on_unimplemented(/*opt*/ message = "...", /*opt*/ label = "...", /*opt*/ note = "...")]
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| ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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error[E0230]: cannot find parameter C on this trait
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--> $DIR/bad-annotation.rs:19:90
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LL | #[rustc_on_unimplemented = "Unimplemented trait error on `{Self}` with params `<{A},{B},{C}>`"]
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| ^
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error[E0231]: positional format arguments are not allowed here
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--> $DIR/bad-annotation.rs:23:90
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LL | #[rustc_on_unimplemented = "Unimplemented trait error on `{Self}` with params `<{A},{B},{}>`"]
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| ^
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:27:26
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LL | #[rustc_on_unimplemented(lorem = "")]
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| ^^^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:33:26
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LL | #[rustc_on_unimplemented(lorem(ipsum(dolor)))]
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| ^^^^^^^^^^^^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:39:41
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LL | #[rustc_on_unimplemented(message = "x", message = "y")]
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| ^^^^^^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:45:41
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LL | #[rustc_on_unimplemented(message = "x", on(desugared, message = "y"))]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: empty `on`-clause in `#[rustc_on_unimplemented]`
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--> $DIR/bad-annotation.rs:51:26
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LL | #[rustc_on_unimplemented(on(), message = "y")]
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| ^^^^ empty `on`-clause here
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:56:26
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LL | #[rustc_on_unimplemented(on = "x", message = "y")]
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| ^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: this attribute must have a value
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--> $DIR/bad-annotation.rs:65:46
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LL | #[rustc_on_unimplemented(on(from_desugaring, on(from_desugaring, message = "x")), message = "y")]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected value here
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= note: e.g. `#[rustc_on_unimplemented(message="foo")]`
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error[E0232]: literals inside `on`-clauses are not supported
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--> $DIR/bad-annotation.rs:71:29
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LL | #[rustc_on_unimplemented(on("y", message = "y"))]
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| ^^^ unexpected literal here
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error[E0232]: literals inside `on`-clauses are not supported
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--> $DIR/bad-annotation.rs:76:29
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LL | #[rustc_on_unimplemented(on(42, message = "y"))]
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| ^^ unexpected literal here
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error[E0232]: expected a single predicate in `not(..)`
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--> $DIR/bad-annotation.rs:81:33
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LL | #[rustc_on_unimplemented(on(not(a, b), message = "y"))]
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| ^^^^ unexpected quantity of predicates here
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error[E0232]: expected a single predicate in `not(..)`
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--> $DIR/bad-annotation.rs:86:29
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LL | #[rustc_on_unimplemented(on(not(), message = "y"))]
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| ^^^^^ unexpected quantity of predicates here
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error[E0232]: expected an identifier inside this `on`-clause
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--> $DIR/bad-annotation.rs:91:29
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LL | #[rustc_on_unimplemented(on(thing::What, message = "y"))]
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| ^^^^^^^^^^^ expected an identifier here, not `thing::What`
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error[E0232]: expected an identifier inside this `on`-clause
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--> $DIR/bad-annotation.rs:96:29
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LL | #[rustc_on_unimplemented(on(thing::What = "value", message = "y"))]
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| ^^^^^^^^^^^ expected an identifier here, not `thing::What`
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error[E0232]: this predicate is invalid
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--> $DIR/bad-annotation.rs:101:29
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LL | #[rustc_on_unimplemented(on(aaaaaaaaaaaaaa(a, b), message = "y"))]
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| ^^^^^^^^^^^^^^ expected one of `any`, `all` or `not` here, not `aaaaaaaaaaaaaa`
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error[E0232]: invalid flag in `on`-clause
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--> $DIR/bad-annotation.rs:106:29
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LL | #[rustc_on_unimplemented(on(something, message = "y"))]
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| ^^^^^^^^^ expected one of the `crate_local`, `direct` or `from_desugaring` flags, not `something`
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error[E0232]: invalid name in `on`-clause
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--> $DIR/bad-annotation.rs:111:29
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LL | #[rustc_on_unimplemented(on(_Self = "y", message = "y"))]
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| ^^^^^ expected one of `cause`, `from_desugaring`, `Self` or any generic parameter of the trait, not `_Self`
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error[E0232]: invalid name in `on`-clause
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--> $DIR/bad-annotation.rs:116:29
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LL | #[rustc_on_unimplemented(on(abc = "y", message = "y"))]
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| ^^^ expected one of `cause`, `from_desugaring`, `Self` or any generic parameter of the trait, not `abc`
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error: aborting due to 20 previous errors
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Some errors have detailed explanations: E0230, E0231, E0232.
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For more information about an error, try `rustc --explain E0230`.
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