diff options
| -rw-r--r-- | clippy_lints/src/types/mod.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/clippy_lints/src/types/mod.rs b/clippy_lints/src/types/mod.rs index 481e5957435..9d57505e55e 100644 --- a/clippy_lints/src/types/mod.rs +++ b/clippy_lints/src/types/mod.rs @@ -167,8 +167,9 @@ declare_clippy_lint! { /// Check the [Box documentation](https://doc.rust-lang.org/std/boxed/index.html) for more information. /// /// ### Why is this bad? - /// Any `&Box<T>` can also be a `&T`, which is more - /// general. + /// A `&Box<T>` parameter requires the function caller to box `T` first before passing it to a function. + /// Using `&T` defines a concrete type for the parameter and generalizes the function, this would also + /// auto-deref to `&T` at the function call site if passed a `&Box<T>`. /// /// ### Example /// ```rust,ignore |