lib/mixpanel/person.rb in mixpanel-4.0.5 vs lib/mixpanel/person.rb in mixpanel-4.0.6

@@ -49,9 +49,13 @@
 
   def append_increment(property, increment=1)
     append 'people.increment', property, increment
   end
 
+  def append_track_charge(amount)
+    append 'people.track_charge', amount
+  end
+
   def append_register(properties={})
     append 'register', properties_hash(properties, PERSON_PROPERTIES)
   end
 
   def append_register_once(properties={})