Fix exception on top-level annotations, introduced in a0d5b3ac

ef9a34e1 · csillag · faa5e94c · ef9a34e1
Commit ef9a34e1 authored Mar 28, 2014 by csillag
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services.coffee h/js/services.coffee +1 -1

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--- a/h/js/services.coffee
+++ b/h/js/services.coffee
@@ -524,7 +524,7 @@ class Hypothesis extends Annotator
  # Is this annotation a reply?
  isReply: (annotation) ->
    # The presence of references means that this is a reply
-    annotation.references.length
+    annotation.references?.length

  # Discard all drafts, deleting unsaved annotations from the annotator
  discardDrafts: ->