From 64d8c34a628d142400abb8f417a1f9d48220e60c Mon Sep 17 00:00:00 2001
From: Stephen Blott
Date: Sat, 2 Apr 2016 06:15:09 +0100
Subject: Wait for docomentReady to generate hints.

If document.documentElement isn't ready, then we can'r generate hints.

Moreover, this would crash -- thereby hanging global link hints.
---
 content_scripts/link_hints.coffee | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'content_scripts')

diff --git a/content_scripts/link_hints.coffee b/content_scripts/link_hints.coffee
index 0295aa3e..af29b435 100644
--- a/content_scripts/link_hints.coffee
+++ b/content_scripts/link_hints.coffee
@@ -119,7 +119,7 @@ class LinkHintsMode
   tabCount: 0
 
   constructor: (hintDescriptors, mode = OPEN_IN_CURRENT_TAB) ->
-    # we need documentElement to be ready in order to append links
+    # We need documentElement to be ready in order to append links.
     return unless document.documentElement
 
     if mode in [COPY_LINK_URL, OPEN_INCOGNITO]
@@ -610,6 +610,8 @@ LocalHints =
   # element.
   #
   getLocalHints: ->
+    # We need documentElement to be ready in order to find links.
+    return [] unless document.documentElement
     elements = document.documentElement.getElementsByTagName "*"
     visibleElements = []
 
-- 
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