From e055468f77acfb5d5e070dd682d1317aeef79fbe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?KB=20J=C3=B8rgensen?= <kbj@capmon.dk>
Date: Mon, 22 Jan 2018 10:13:43 +0100
Subject: [PATCH] Added comment to explain meaning of a regex.

---
 editor/extensions/ext-connector.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/editor/extensions/ext-connector.js b/editor/extensions/ext-connector.js
index d895e98f..9c6e631c 100644
--- a/editor/extensions/ext-connector.js
+++ b/editor/extensions/ext-connector.js
@@ -598,6 +598,9 @@ svgEditor.addExtension("Connector", function(S) {
 				if('se:connector' in elem.attr) {
 					elem.attr['se:connector'] = elem.attr['se:connector'].split(' ')
 						.map(function(oldID){ return input.changes[oldID] }).join(' ');
+
+					// Check validity - the field would be something like 'svg_21 svg_22', but
+					// if one end is missing, it would be 'svg_21' and therefore fail this test
 					if(!/. ./.test(elem.attr['se:connector']))
 						remove.push(elem.attr.id);
 				}