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Diffstat (limited to 'src/tools/clippy/src/docs/to_digit_is_some.txt')
| -rw-r--r-- | src/tools/clippy/src/docs/to_digit_is_some.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/to_digit_is_some.txt b/src/tools/clippy/src/docs/to_digit_is_some.txt new file mode 100644 index 000000000..eee8375ad --- /dev/null +++ b/src/tools/clippy/src/docs/to_digit_is_some.txt @@ -0,0 +1,15 @@ +### What it does +Checks for `.to_digit(..).is_some()` on `char`s. + +### Why is this bad? +This is a convoluted way of checking if a `char` is a digit. It's +more straight forward to use the dedicated `is_digit` method. + +### Example +``` +let is_digit = c.to_digit(radix).is_some(); +``` +can be written as: +``` +let is_digit = c.is_digit(radix); +```
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