294 lines
12 KiB
Plaintext
294 lines
12 KiB
Plaintext
error[E0666]: nested `impl Trait` is not allowed
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--> $DIR/where-allowed.rs:47:51
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LL | fn in_impl_Fn_parameter_in_parameters(_: &impl Fn(impl Debug)) { panic!() }
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| --------^^^^^^^^^^-
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| | |
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| | nested `impl Trait` here
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| outer `impl Trait`
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error[E0666]: nested `impl Trait` is not allowed
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--> $DIR/where-allowed.rs:56:57
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LL | fn in_impl_Fn_parameter_in_return() -> &'static impl Fn(impl Debug) { panic!() }
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| --------^^^^^^^^^^-
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| | |
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| | nested `impl Trait` here
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| outer `impl Trait`
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error[E0658]: `impl Trait` in type aliases is unstable
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--> $DIR/where-allowed.rs:121:16
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LL | type Out = impl Debug;
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| ^^^^^^^^^^
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= note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
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= help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
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error[E0658]: `impl Trait` in type aliases is unstable
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--> $DIR/where-allowed.rs:157:23
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LL | type InTypeAlias<R> = impl Debug;
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| ^^^^^^^^^^
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= note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
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= help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
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error[E0658]: `impl Trait` in type aliases is unstable
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--> $DIR/where-allowed.rs:161:39
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LL | type InReturnInTypeAlias<R> = fn() -> impl Debug;
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| ^^^^^^^^^^
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= note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
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= help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:15:40
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LL | fn in_fn_parameter_in_parameters(_: fn(impl Debug)) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:19:42
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LL | fn in_fn_return_in_parameters(_: fn() -> impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:23:38
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LL | fn in_fn_parameter_in_return() -> fn(impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:27:40
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LL | fn in_fn_return_in_return() -> fn() -> impl Debug { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:31:49
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LL | fn in_dyn_Fn_parameter_in_parameters(_: &dyn Fn(impl Debug)) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:35:51
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LL | fn in_dyn_Fn_return_in_parameters(_: &dyn Fn() -> impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:39:55
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LL | fn in_dyn_Fn_parameter_in_return() -> &'static dyn Fn(impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:43:57
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LL | fn in_dyn_Fn_return_in_return() -> &'static dyn Fn() -> impl Debug { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:47:51
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LL | fn in_impl_Fn_parameter_in_parameters(_: &impl Fn(impl Debug)) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:52:53
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LL | fn in_impl_Fn_return_in_parameters(_: &impl Fn() -> impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:56:57
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LL | fn in_impl_Fn_parameter_in_return() -> &'static impl Fn(impl Debug) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:62:59
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LL | fn in_impl_Fn_return_in_return() -> &'static impl Fn() -> impl Debug { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:67:38
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LL | fn in_Fn_parameter_in_generics<F: Fn(impl Debug)> (_: F) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:71:40
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LL | fn in_Fn_return_in_generics<F: Fn() -> impl Debug> (_: F) { panic!() }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:84:32
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LL | struct InBraceStructField { x: impl Debug }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:88:41
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LL | struct InAdtInBraceStructField { x: Vec<impl Debug> }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:92:27
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LL | struct InTupleStructField(impl Debug);
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:97:25
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LL | InBraceVariant { x: impl Debug },
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:99:20
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LL | InTupleVariant(impl Debug),
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:110:23
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LL | fn in_return() -> impl Debug;
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:128:34
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LL | fn in_trait_impl_return() -> impl Debug { () }
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:141:33
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LL | fn in_foreign_parameters(_: impl Debug);
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:144:31
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LL | fn in_foreign_return() -> impl Debug;
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:161:39
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LL | type InReturnInTypeAlias<R> = fn() -> impl Debug;
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:166:16
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LL | impl PartialEq<impl Debug> for () {
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:171:24
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LL | impl PartialEq<()> for impl Debug {
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:176:6
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LL | impl impl Debug {
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:182:24
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LL | impl InInherentImplAdt<impl Debug> {
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:188:11
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LL | where impl Debug: Debug
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:195:15
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LL | where Vec<impl Debug>: Debug
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:202:24
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LL | where T: PartialEq<impl Debug>
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:209:17
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LL | where T: Fn(impl Debug)
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:216:22
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LL | where T: Fn() -> impl Debug
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| ^^^^^^^^^^
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:222:29
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LL | let _in_local_variable: impl Fn() = || {};
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| ^^^^^^^^^
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= help: add `#![feature(impl_trait_in_bindings)]` to the crate attributes to enable
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error[E0562]: `impl Trait` not allowed outside of function and inherent method return types
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--> $DIR/where-allowed.rs:224:46
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LL | let _in_return_in_local_variable = || -> impl Fn() { || {} };
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| ^^^^^^^^^
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error[E0720]: cannot resolve opaque type
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--> $DIR/where-allowed.rs:56:49
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LL | fn in_impl_Fn_parameter_in_return() -> &'static impl Fn(impl Debug) { panic!() }
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| ^^^^^^^^^^^^^^^^^^^ -------- this returned value is of `!` type
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| |
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| cannot resolve opaque type
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= help: this error will resolve once the item's body returns a concrete type
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error[E0720]: cannot resolve opaque type
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--> $DIR/where-allowed.rs:62:46
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LL | fn in_impl_Fn_return_in_return() -> &'static impl Fn() -> impl Debug { panic!() }
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| ^^^^^^^^^^^^^^^^^^^^^^^ -------- this returned value is of `!` type
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| |
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| cannot resolve opaque type
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= help: this error will resolve once the item's body returns a concrete type
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error: could not find defining uses
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--> $DIR/where-allowed.rs:121:16
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LL | type Out = impl Debug;
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| ^^^^^^^^^^
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error: could not find defining uses
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--> $DIR/where-allowed.rs:157:23
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LL | type InTypeAlias<R> = impl Debug;
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| ^^^^^^^^^^
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error: aborting due to 44 previous errors
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Some errors have detailed explanations: E0562, E0658, E0666, E0720.
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For more information about an error, try `rustc --explain E0562`.
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