From ec75d98fc0e496f2131fd5dc5ca1f19cd7534b4b Mon Sep 17 00:00:00 2001
From: William Billingsley <wbilling@une.edu.au>
Date: Mon, 16 Sep 2019 14:50:29 +1000
Subject: [PATCH] Update updateChildren for newer version

---
 veautiful.md | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/veautiful.md b/veautiful.md
index 012a32f..6d3a0c2 100644
--- a/veautiful.md
+++ b/veautiful.md
@@ -216,14 +216,18 @@ trait DiffNode extends DNode with MakeItSo {
 
   def updateChildren(to:Seq[VNode]):Unit = {
     // Use a diff algorithm to work out changes to make to children
-    val diffOps = Differ.seqDiff(children, to)
+    val diffReport = Differ.diffs(children, to)
 
     // implement changes
+    Differ.processDiffs(this, diffReport.ops)
+    children = diffReport.update    
 
     // Recurse down the DiffNode's (new) children, getting them to "make it so"
-    updating.zip(to).collect({ case (x:MakeItSo, y:MakeItSo) => 
-      x.makeItSo(y) 
-    })
+    children.iterator.zip(to.iterator) foreach {
+      case (uu:MakeItSo, tt:MakeItSo) => uu.makeItSo(tt)
+      case (u:Update, _) => u.update()
+      case _ => // nothing to do
+    }
   
 }
 ```
-- 
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