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Diffstat (limited to 'src/tools/clippy/src/docs/implicit_clone.txt')
-rw-r--r-- | src/tools/clippy/src/docs/implicit_clone.txt | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/implicit_clone.txt b/src/tools/clippy/src/docs/implicit_clone.txt new file mode 100644 index 000000000..f5aa112c5 --- /dev/null +++ b/src/tools/clippy/src/docs/implicit_clone.txt @@ -0,0 +1,19 @@ +### What it does +Checks for the usage of `_.to_owned()`, `vec.to_vec()`, or similar when calling `_.clone()` would be clearer. + +### Why is this bad? +These methods do the same thing as `_.clone()` but may be confusing as +to why we are calling `to_vec` on something that is already a `Vec` or calling `to_owned` on something that is already owned. + +### Example +``` +let a = vec![1, 2, 3]; +let b = a.to_vec(); +let c = a.to_owned(); +``` +Use instead: +``` +let a = vec![1, 2, 3]; +let b = a.clone(); +let c = a.clone(); +```
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