Merge pull request #1367 from atom/cj-error-event

Add error event to atom global

src/atom.coffee

@@ -123,6 +123,10 @@ class Atom extends Model
   # (both spec and application). Call after this instance has been assigned to
   # the `atom` global.
   initialize: ->
+    window.onerror = =>
+      @openDevTools()
+      @emit 'uncaught-error', arguments...
+
     @unsubscribe()
     @setBodyPlatformClass()
 

src/window.coffee

@@ -1,6 +1,3 @@
-window.onerror = ->
-  atom.openDevTools()
-
 # Public: Measure how long a function takes to run.
 #
 # * description: