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Use 'span_lint_and_sugg'

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This commit is contained in:
Jeremy Stucki 2019-08-12 21:42:57 +02:00
parent 3a65e4e75a
commit d51136d594
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3 changed files with 21 additions and 11 deletions
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2
tests/ui/unnecessary_flat_map.rs
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@ -1,3 +1,5 @@
// run-rustfix
#![warn(clippy::flat_map_identity)]
use std::convert;

12
tests/ui/unnecessary_flat_map.stderr
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@ -1,16 +1,16 @@
error: called `flat_map(|x| x)` on an `Iterator`. This can be simplified by calling `flatten().`
--> $DIR/unnecessary_flat_map.rs:7:5
error: called `flat_map(|x| x)` on an `Iterator`
--> $DIR/unnecessary_flat_map.rs:9:14
|
LL | iterator.flat_map(|x| x);
| ^^^^^^^^^^^^^^^^^^^^^^^^
| ^^^^^^^^^^^^^^^ help: try: `flatten()`
|
= note: `-D clippy::flat-map-identity` implied by `-D warnings`
error: called `flat_map(std::convert::identity)` on an `Iterator`. This can be simplified by calling `flatten().`
--> $DIR/unnecessary_flat_map.rs:10:23
error: called `flat_map(std::convert::identity)` on an `Iterator`
--> $DIR/unnecessary_flat_map.rs:12:14
|
LL | iterator.flat_map(convert::identity);
| ^^^^^^^^^^^^^^^^^
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `flatten()`
error: aborting due to 2 previous errors