rust/tests/ui/map_err.stderr

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error: `map_err(|_|...` wildcard pattern discards the original error
--> $DIR/map_err.rs:23:32
|
LL | println!("{:?}", x.map_err(|_| Errors::Ignored));
| ^^^
|
= note: `-D clippy::map-err-ignore` implied by `-D warnings`
= help: Consider storing the original error as a source in the new error, or silence this warning using an ignored identifier (`.map_err(|_foo| ...`)
error: aborting due to previous error