hybrid-array: simplify From<Array<T, U>> impl for [T; N] (#1011)

If the latter is named specifically as an associated type, then it can simply be moved out of the `Array` newtype.
RustCrypto · Dec 31, 2023 · 6e3a1eb · 6e3a1eb
1 parent fc5d614
commit 6e3a1eb
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/hybrid-array/src/lib.rs b/hybrid-array/src/lib.rs
@@ -351,12 +351,11 @@ where
 impl<T, U, const N: usize> From<Array<T, U>> for [T; N]
 where
     Array<T, U>: ArrayOps<T, N>,
-    U: ArraySize,
+    U: ArraySize<ArrayType<T> = [T; N]>,
 {
     #[inline]
     fn from(arr: Array<T, U>) -> [T; N] {
-        let mut items = arr.0.into_iter();
-        core::array::from_fn(|_| items.next().expect("should always have item"))
+        arr.0
     }
 }