error[E0282]: type annotations needed for `Expr<'_, VAR>` | |
--> $DIR/issue-23046.rs:17:15 | |
| | |
LL | let ex = |x| { | |
| ^ consider giving this closure parameter the explicit type `Expr<'_, VAR>`, where the type parameter `VAR` is specified | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0282`. |