Merge pull request #25 from frodsan/adding-event-name

Adding the event name to the callback call

lib/micromachine.rb

@@ -23,7 +23,7 @@ def trigger(event)
     if trigger?(event)
       @state = transitions_for[event][@state]
       callbacks = @callbacks[@state] + @callbacks[:any]
-      callbacks.each { |callback| callback.call }
+      callbacks.each { |callback| callback.call(event) }
       true
     else
       false

test/callbacks.rb

@@ -27,3 +27,18 @@
   machine.trigger(:reset)
   assert_equal "Pending", @current
 end
+
+test "passing the event name to the callbacks" do
+  event_name = nil
+
+  machine = MicroMachine.new(:pending)
+  machine.when(:confirm, pending: :confirmed)
+
+  machine.on(:confirmed) do |event|
+    event_name = event
+  end
+
+  machine.trigger(:confirm)
+
+  assert_equal(:confirm, event_name)
+end