From 65bea649f4872be03b804a14b15fcfa4f68e6023 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nils=20Norman=20Hauk=C3=A5s?= <nils@thunki.com>
Date: Sun, 22 Nov 2015 18:05:52 +0100
Subject: [PATCH] added better error handling to rangy.js

---
 src/services/webpage.service.ts | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/services/webpage.service.ts b/src/services/webpage.service.ts
index 6885816..ee88fd2 100644
--- a/src/services/webpage.service.ts
+++ b/src/services/webpage.service.ts
@@ -102,10 +102,18 @@ module tagIt {
 
     private readdTagToPage (tagToLoad: ISenseTag) {
       this.$log.debug('addNewTagToPage');
-      var savedRange : Range = rangy.deserializeRange(
-        tagToLoad.serializedSelectionRange,
-        document.getElementById('tagit-body'));
+      var savedRange : Range = undefined
       var selection = window.getSelection();
+      try {
+        savedRange = rangy.deserializeRange(
+          tagToLoad.serializedSelectionRange,
+          document.getElementById('tagit-body'));
+      } catch (e) {
+        this.$log.error('Error in rangy.js: Was not able to deserialize range.');
+        this.$log.error('In other words: The page might have changed. Is not able ');
+        this.$log.error('to determine where this tag should have been placed.');
+        this.$log.error(e);
+      }
 
       //remove any present selections
       selection.removeAllRanges();