diff options
Diffstat (limited to 'src/tools/clippy/src/docs/path_buf_push_overwrite.txt')
-rw-r--r-- | src/tools/clippy/src/docs/path_buf_push_overwrite.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/path_buf_push_overwrite.txt b/src/tools/clippy/src/docs/path_buf_push_overwrite.txt new file mode 100644 index 000000000..34f8901da --- /dev/null +++ b/src/tools/clippy/src/docs/path_buf_push_overwrite.txt @@ -0,0 +1,25 @@ +### What it does +* Checks for [push](https://doc.rust-lang.org/std/path/struct.PathBuf.html#method.push) +calls on `PathBuf` that can cause overwrites. + +### Why is this bad? +Calling `push` with a root path at the start can overwrite the +previous defined path. + +### Example +``` +use std::path::PathBuf; + +let mut x = PathBuf::from("/foo"); +x.push("/bar"); +assert_eq!(x, PathBuf::from("/bar")); +``` +Could be written: + +``` +use std::path::PathBuf; + +let mut x = PathBuf::from("/foo"); +x.push("bar"); +assert_eq!(x, PathBuf::from("/foo/bar")); +```
\ No newline at end of file |