diff options
Diffstat (limited to 'src/tools/clippy/src/docs/filter_map_next.txt')
-rw-r--r-- | src/tools/clippy/src/docs/filter_map_next.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/filter_map_next.txt b/src/tools/clippy/src/docs/filter_map_next.txt new file mode 100644 index 000000000..b38620b56 --- /dev/null +++ b/src/tools/clippy/src/docs/filter_map_next.txt @@ -0,0 +1,16 @@ +### What it does +Checks for usage of `_.filter_map(_).next()`. + +### Why is this bad? +Readability, this can be written more concisely as +`_.find_map(_)`. + +### Example +``` + (0..3).filter_map(|x| if x == 2 { Some(x) } else { None }).next(); +``` +Can be written as + +``` + (0..3).find_map(|x| if x == 2 { Some(x) } else { None }); +```
\ No newline at end of file |