async-trait-fn.stderr

error[E0706]: functions in traits cannot be declared `async`
  --> $DIR/async-trait-fn.rs:3:5
   |
LL |     async fn foo() {}
   |     -----^^^^^^^^^
   |     |
   |     `async` because of this
   |
   = note: `async` trait functions are not currently supported
   = note: consider using the `async-trait` crate: https://crates.io/crates/async-trait
   = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
   = help: add `#![feature(async_fn_in_trait)]` to the crate attributes to enable

error[E0706]: functions in traits cannot be declared `async`
  --> $DIR/async-trait-fn.rs:5:5
   |
LL |     async fn bar(&self) {}
   |     -----^^^^^^^^^^^^^^
   |     |
   |     `async` because of this
   |
   = note: `async` trait functions are not currently supported
   = note: consider using the `async-trait` crate: https://crates.io/crates/async-trait
   = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
   = help: add `#![feature(async_fn_in_trait)]` to the crate attributes to enable

error[E0706]: functions in traits cannot be declared `async`
  --> $DIR/async-trait-fn.rs:7:5
   |
LL |     async fn baz() {
   |     -----^^^^^^^^^
   |     |
   |     `async` because of this
   |
   = note: `async` trait functions are not currently supported
   = note: consider using the `async-trait` crate: https://crates.io/crates/async-trait
   = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
   = help: add `#![feature(async_fn_in_trait)]` to the crate attributes to enable

error[E0308]: mismatched types
  --> $DIR/async-trait-fn.rs:3:20
   |
LL |     async fn foo() {}
   |                    ^^ expected associated type, found opaque type
   |
  ::: $SRC_DIR/core/src/future/mod.rs:LL:COL
   |
LL | pub const fn from_generator<T>(gen: T) -> impl Future<Output = T::Return>
   |                                           ------------------------------- the found opaque type
   |
   = note: expected associated type `impl Future<Output = ()>` (trait associated opaque type at <$DIR/async-trait-fn.rs:3:20>)
                  found opaque type `impl Future<Output = ()>` (opaque type at <$SRC_DIR/core/src/future/mod.rs:LL:COL>)

error[E0308]: mismatched types
  --> $DIR/async-trait-fn.rs:5:25
   |
LL |     async fn bar(&self) {}
   |                         ^^ expected associated type, found opaque type
   |
  ::: $SRC_DIR/core/src/future/mod.rs:LL:COL
   |
LL | pub const fn from_generator<T>(gen: T) -> impl Future<Output = T::Return>
   |                                           ------------------------------- the found opaque type
   |
   = note: expected associated type `impl Future<Output = ()>` (trait associated opaque type at <$DIR/async-trait-fn.rs:5:25>)
                  found opaque type `impl Future<Output = ()>` (opaque type at <$SRC_DIR/core/src/future/mod.rs:LL:COL>)

error[E0308]: mismatched types
  --> $DIR/async-trait-fn.rs:7:20
   |
LL |       async fn baz() {
   |  ____________________^
LL | |
LL | |         // Nested item must not ICE.
LL | |         fn a() {}
LL | |     }
   | |_____^ expected associated type, found opaque type
   |
  ::: $SRC_DIR/core/src/future/mod.rs:LL:COL
   |
LL |   pub const fn from_generator<T>(gen: T) -> impl Future<Output = T::Return>
   |                                             ------------------------------- the found opaque type
   |
   = note: expected associated type `impl Future<Output = ()>` (trait associated opaque type at <$DIR/async-trait-fn.rs:7:20>)
                  found opaque type `impl Future<Output = ()>` (opaque type at <$SRC_DIR/core/src/future/mod.rs:LL:COL>)

error: aborting due to 6 previous errors

Some errors have detailed explanations: E0308, E0706.
For more information about an error, try `rustc --explain E0308`.