rust/tests/ui/map_collect_result_unit.stderr
Samuel E. Moelius III 9c6a0b9c34 Update references
2020-11-08 07:07:49 -05:00

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error: `.map().collect()` can be replaced with `.try_for_each()`
--> $DIR/map_collect_result_unit.rs:6:17
|
LL | let _ = (0..3).map(|t| Err(t + 1)).collect::<Result<(), _>>();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `(0..3).try_for_each(|t| Err(t + 1))`
|
= note: `-D clippy::map-collect-result-unit` implied by `-D warnings`
error: `.map().collect()` can be replaced with `.try_for_each()`
--> $DIR/map_collect_result_unit.rs:7:32
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LL | let _: Result<(), _> = (0..3).map(|t| Err(t + 1)).collect();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `(0..3).try_for_each(|t| Err(t + 1))`
error: non-binding let on a type that implements `Drop`
--> $DIR/map_collect_result_unit.rs:14:5
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LL | let _ = (0..3).map(|t| Err(t + 1)).collect::<Result<Vec<i32>, _>>();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `#[deny(clippy::let_underscore_drop)]` on by default
= help: consider using an underscore-prefixed named binding or dropping explicitly with `std::mem::drop`
error: non-binding let on a type that implements `Drop`
--> $DIR/map_collect_result_unit.rs:15:5
|
LL | let _ = (0..3).map(|t| Err(t + 1)).collect::<Vec<Result<(), _>>>();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider using an underscore-prefixed named binding or dropping explicitly with `std::mem::drop`
error: aborting due to 4 previous errors