From 29b9841014a3105e42a31c2434850ccaedd773d9 Mon Sep 17 00:00:00 2001
From: Thor Brigsted <thorbrigsted@gmail.com>
Date: Sun, 29 Oct 2017 21:11:39 +0100
Subject: [PATCH] Fixed bug where a null node would stop node drawing

---
 Scripts/Editor/NodeEditorGUI.cs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Scripts/Editor/NodeEditorGUI.cs b/Scripts/Editor/NodeEditorGUI.cs
index 9698df4..4256666 100644
--- a/Scripts/Editor/NodeEditorGUI.cs
+++ b/Scripts/Editor/NodeEditorGUI.cs
@@ -150,14 +150,16 @@ public partial class NodeEditorWindow {
 
         Vector2 mousePos = Event.current.mousePosition;
 
-        
         if (e.type != EventType.Layout) {
             hoveredNode = null;
             hoveredPort = null;
         }
 
-        foreach (Node node in graph.nodes) {
-            if (node == null) return;
+        for (int n = 0; n < graph.nodes.Count; n++) {
+            while (graph.nodes[n] == null) graph.nodes.RemoveAt(n);
+            if (n >= graph.nodes.Count) return;
+            Node node = graph.nodes[n];
+
             NodeEditor nodeEditor = GetNodeEditor(node.GetType());
             nodeEditor.target = node;
 
@@ -213,6 +215,7 @@ public partial class NodeEditorWindow {
 
             GUILayout.EndArea();
         }
+
         EndZoomed(position, zoom);
 
         //If a change in hash is detected in the selected node, call OnValidate method.