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Diffstat (limited to 'src/tools/clippy/src/docs/bytes_count_to_len.txt')
-rw-r--r-- | src/tools/clippy/src/docs/bytes_count_to_len.txt | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/bytes_count_to_len.txt b/src/tools/clippy/src/docs/bytes_count_to_len.txt new file mode 100644 index 000000000..ca7bf9a38 --- /dev/null +++ b/src/tools/clippy/src/docs/bytes_count_to_len.txt @@ -0,0 +1,18 @@ +### What it does +It checks for `str::bytes().count()` and suggests replacing it with +`str::len()`. + +### Why is this bad? +`str::bytes().count()` is longer and may not be as performant as using +`str::len()`. + +### Example +``` +"hello".bytes().count(); +String::from("hello").bytes().count(); +``` +Use instead: +``` +"hello".len(); +String::from("hello").len(); +```
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