rust-clippy/tests/ui/bind_instead_of_map.stderr
2023-08-11 14:02:28 +00:00

26 lines
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Text

error: using `Option.and_then(Some)`, which is a no-op
--> $DIR/bind_instead_of_map.rs:8:13
|
LL | let _ = x.and_then(Some);
| ^^^^^^^^^^^^^^^^ help: use the expression directly: `x`
|
note: the lint level is defined here
--> $DIR/bind_instead_of_map.rs:1:9
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LL | #![deny(clippy::bind_instead_of_map)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: using `Option.and_then(|x| Some(y))`, which is more succinctly expressed as `map(|x| y)`
--> $DIR/bind_instead_of_map.rs:9:13
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LL | let _ = x.and_then(|o| Some(o + 1));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `x.map(|o| o + 1)`
error: using `Result.and_then(Ok)`, which is a no-op
--> $DIR/bind_instead_of_map.rs:15:13
|
LL | let _ = x.and_then(Ok);
| ^^^^^^^^^^^^^^ help: use the expression directly: `x`
error: aborting due to 3 previous errors