Implement ExactSizeIterator for object::Iter

macisamuele · macisamuele · commit 42870ce18b4d · 2019-04-23T23:32:20.000+02:00
diff --git a/src/object.rs b/src/object.rs
@@ -588,6 +588,12 @@ impl<'a> DoubleEndedIterator for Iter<'a> {
     }
 }
 
+impl<'a> ExactSizeIterator for Iter<'a> {
+    fn len(&self) -> usize {
+        self.inner.len()
+    }
+}
+
 pub struct IterMut<'a> {
     inner: slice::IterMut<'a, Node>
 }

Original file line number	Diff line number	Diff line change
`@@ -588,6 +588,12 @@ impl<'a> DoubleEndedIterator for Iter<'a> {`
`588`	`588`	`}`
`589`	`589`	`}`
`590`	`590`
	`591`	`+impl<'a> ExactSizeIterator for Iter<'a> {`
	`592`	`+ fn len(&self) -> usize {`
	`593`	`+ self.inner.len()`
	`594`	`+ }`
	`595`	`+}`
	`596`	`+`
`591`	`597`	`pub struct IterMut<'a> {`
`592`	`598`	`inner: slice::IterMut<'a, Node>`
`593`	`599`	`}`