rust-clippy/tests/ui/result_map_unwrap_or_else.stderr
2020-01-07 18:38:12 +09:00

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error: called `map(f).unwrap_or_else(g)` on a `Result` value. This can be done more directly by calling `.map_or_else(g, f)` instead
--> $DIR/result_map_unwrap_or_else.rs:15:13
|
LL | let _ = res.map(|x| x + 1).unwrap_or_else(|e| 0); // should lint even though this call is on a separate line
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `-D clippy::result-map-unwrap-or-else` implied by `-D warnings`
= note: replace `map(|x| x + 1).unwrap_or_else(|e| 0)` with `map_or_else(|e| 0, |x| x + 1)`
error: called `map(f).unwrap_or_else(g)` on a `Result` value. This can be done more directly by calling `.map_or_else(g, f)` instead
--> $DIR/result_map_unwrap_or_else.rs:17:13
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LL | let _ = res.map(|x| x + 1).unwrap_or_else(|e| 0);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: replace `map(|x| x + 1).unwrap_or_else(|e| 0)` with `map_or_else(|e| 0, |x| x + 1)`
error: called `map(f).unwrap_or_else(g)` on a `Result` value. This can be done more directly by calling `.map_or_else(g, f)` instead
--> $DIR/result_map_unwrap_or_else.rs:18:13
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LL | let _ = res.map(|x| x + 1).unwrap_or_else(|e| 0);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: replace `map(|x| x + 1).unwrap_or_else(|e| 0)` with `map_or_else(|e| 0, |x| x + 1)`
error: aborting due to 3 previous errors