Merge pull request #54 from Nemo157/intoiter-debug

impl Debug for {Tiny,Array}VecIterator

src/arrayvec.rs

@@ -814,6 +814,14 @@ pub struct ArrayVecIterator<A: Array> {
   len: usize,
   data: A,
 }
+
+impl<A: Array> ArrayVecIterator<A> {
+  /// Returns the remaining items of this iterator as a slice.
+  pub fn as_slice(&self) -> &[A::Item] {
+    &self.data.as_slice()[self.base..self.len]
+  }
+}
+
 impl<A: Array> Iterator for ArrayVecIterator<A> {
   type Item = A::Item;
   #[inline]
@@ -853,6 +861,12 @@ impl<A: Array> Iterator for ArrayVecIterator<A> {
   }
 }
 
+impl<A: Array> Debug for ArrayVecIterator<A> where A::Item: Debug {
+  fn fmt(&self, f: &mut Formatter<'_>) -> core::fmt::Result {
+    f.debug_tuple("ArrayVecIterator").field(&self.as_slice()).finish()
+  }
+}
+
 impl<A: Array> IntoIterator for ArrayVec<A> {
   type Item = A::Item;
   type IntoIter = ArrayVecIterator<A>;

src/tinyvec.rs

@@ -715,6 +715,17 @@ pub enum TinyVecIterator<A: Array> {
   #[allow(missing_docs)]
   Heap(alloc::vec::IntoIter<A::Item>),
 }
+
+impl<A: Array> TinyVecIterator<A> {
+  /// Returns the remaining items of this iterator as a slice.
+  pub fn as_slice(&self) -> &[A::Item] {
+    match self {
+      TinyVecIterator::Inline(a) => a.as_slice(),
+      TinyVecIterator::Heap(v) => v.as_slice(),
+    }
+  }
+}
+
 impl<A: Array> Iterator for TinyVecIterator<A> {
   type Item = A::Item;
   #[inline]
@@ -755,6 +766,12 @@ impl<A: Array> Iterator for TinyVecIterator<A> {
   }
 }
 
+impl<A: Array> Debug for TinyVecIterator<A> where A::Item: Debug {
+  fn fmt(&self, f: &mut Formatter<'_>) -> core::fmt::Result {
+    f.debug_tuple("TinyVecIterator").field(&self.as_slice()).finish()
+  }
+}
+
 impl<A: Array> IntoIterator for TinyVec<A> {
   type Item = A::Item;
   type IntoIter = TinyVecIterator<A>;