LL | | }
| |_________^
-error: aborting due to 8 previous errors
+error: unnecessary `if let` since only the `Some` variant of the iterator element is used
+ --> $DIR/manual_flatten.rs:116:5
+ |
+LL | / for n in vec![
+LL | | Some(1),
+LL | | Some(2),
+LL | | Some(3)
+... |
+LL | | }
+LL | | }
+ | |_____^
+ |
+help: remove the `if let` statement in the for loop and then...
+ --> $DIR/manual_flatten.rs:121:9
+ |
+LL | / if let Some(n) = n {
+LL | | println!("{:?}", n);
+LL | | }
+ | |_________^
+help: try
+ |
+LL ~ for n in vec![
+LL + Some(1),
+LL + Some(2),
+LL + Some(3)
+LL ~ ].iter().flatten() {
+ |
+
+error: aborting due to 9 previous errors