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Diffstat (limited to 'src/tools/clippy/src/docs/get_first.txt')
-rw-r--r-- | src/tools/clippy/src/docs/get_first.txt | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/get_first.txt b/src/tools/clippy/src/docs/get_first.txt new file mode 100644 index 000000000..c905a737d --- /dev/null +++ b/src/tools/clippy/src/docs/get_first.txt @@ -0,0 +1,19 @@ +### What it does +Checks for using `x.get(0)` instead of +`x.first()`. + +### Why is this bad? +Using `x.first()` is easier to read and has the same +result. + +### Example +``` +let x = vec![2, 3, 5]; +let first_element = x.get(0); +``` + +Use instead: +``` +let x = vec![2, 3, 5]; +let first_element = x.first(); +```
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