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error: usage of `Iterator::fold` on a type that implements `Try`
--> $DIR/manual_try_fold.rs:59:10
|
LL | .fold(Some(0i32), |sum, i| sum?.checked_add(*i))
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `try_fold` instead: `try_fold(0i32, |sum, i| ...)`
|
= note: `-D clippy::manual-try-fold` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::manual_try_fold)]`
error: usage of `Iterator::fold` on a type that implements `Try`
--> $DIR/manual_try_fold.rs:63:10
|
LL | .fold(NotOption(0i32, 0i32), |sum, i| NotOption(0i32, 0i32));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `try_fold` instead: `try_fold(..., |sum, i| ...)`
error: usage of `Iterator::fold` on a type that implements `Try`
--> $DIR/manual_try_fold.rs:66:10
|
LL | .fold(NotOptionButWorse(0i32), |sum, i| NotOptionButWorse(0i32));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `try_fold` instead: `try_fold(0i32, |sum, i| ...)`
error: usage of `Iterator::fold` on a type that implements `Try`
--> $DIR/manual_try_fold.rs:96:10
|
LL | .fold(Some(0i32), |sum, i| sum?.checked_add(*i))
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `try_fold` instead: `try_fold(0i32, |sum, i| ...)`
error: aborting due to 4 previous errors
|