From 456da98bed4182bb4155d2212bed333dd15ecd48 Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Sun, 31 May 2020 14:29:59 -0400
Subject: [PATCH] Added an iter function which I think will let me
 automatically make iterators without having to explicitly take a reference to
 the tree.

---
 src/renderer/breadcrumb_tree.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/renderer/breadcrumb_tree.rs b/src/renderer/breadcrumb_tree.rs
index 414cc96..1faf0c3 100644
--- a/src/renderer/breadcrumb_tree.rs
+++ b/src/renderer/breadcrumb_tree.rs
@@ -17,6 +17,12 @@ enum BreadcrumbTreeNodeElement<'a, C: IntoContextElement> {
     Borrowed(&'a C),
 }
 
+impl<'a, C: IntoContextElement> BreadcrumbTreeNode<'a, C> {
+    pub fn iter(&'a self) -> BreadcrumbTreeIterator<'a> {
+        BreadcrumbTreeIterator(Some(self))
+    }
+}
+
 impl<'a, C: IntoContextElement> Borrow<dyn IntoContextElement + 'a>
     for BreadcrumbTreeNodeElement<'a, C>
 {
@@ -55,6 +61,6 @@ impl<'a, C: IntoContextElement> IntoIterator for &'a BreadcrumbTreeNode<'a, C> {
     type IntoIter = BreadcrumbTreeIterator<'a>;
 
     fn into_iter(self) -> BreadcrumbTreeIterator<'a> {
-        BreadcrumbTreeIterator(Some(self))
+        self.iter()
     }
 }