| error[E0046]: not all trait items implemented, missing: `Output` | |
| --> $DIR/issue-23827.rs:26:1 | |
| | | |
| LL | impl<C: Component> FnOnce<(C,)> for Prototype { | |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Output` in implementation | |
| | | |
| = note: `Output` from trait: `type Output;` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0046`. |