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Diffstat (limited to 'src/tools/clippy/src/docs/option_as_ref_deref.txt')
| -rw-r--r-- | src/tools/clippy/src/docs/option_as_ref_deref.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/option_as_ref_deref.txt b/src/tools/clippy/src/docs/option_as_ref_deref.txt new file mode 100644 index 000000000..ad7411d3d --- /dev/null +++ b/src/tools/clippy/src/docs/option_as_ref_deref.txt @@ -0,0 +1,15 @@ +### What it does +Checks for usage of `_.as_ref().map(Deref::deref)` or it's aliases (such as String::as_str). + +### Why is this bad? +Readability, this can be written more concisely as +`_.as_deref()`. + +### Example +``` +opt.as_ref().map(String::as_str) +``` +Can be written as +``` +opt.as_deref() +```
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