From de5bac0a85ec307df731b5d2fd66c90f2f97af87 Mon Sep 17 00:00:00 2001
From: Bryan Housel <bryan@7thposition.com>
Date: Wed, 22 Apr 2015 22:36:55 -0400
Subject: [PATCH] Don't unzorro ways that are overly connected (closes #2598)

---
 js/id/actions/move.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/js/id/actions/move.js b/js/id/actions/move.js
index 7dd39c5b3..35fb53098 100644
--- a/js/id/actions/move.js
+++ b/js/id/actions/move.js
@@ -51,6 +51,9 @@ iD.actions.Move = function(moveIds, tryDelta, projection, cache) {
                         unmoved = _.find(parents, function(way) { return !cache.moving[way.id]; });
                     if (!unmoved) return;
 
+                    // exclude ways that are overly connected..
+                    if (_.intersection(moved.nodes, unmoved.nodes).length > 2) return;
+
                     if (moved.isArea() || unmoved.isArea()) return;
 
                     cache.intersection[node.id] = {