Committing vendored dependencies and generated protos
Change-Id: I349c149b513d9de7d9f60bde2c954a939da2fc54
diff --git a/vendor/github.com/looplab/fsm/event.go b/vendor/github.com/looplab/fsm/event.go
new file mode 100644
index 0000000..fdca2d0
--- /dev/null
+++ b/vendor/github.com/looplab/fsm/event.go
@@ -0,0 +1,62 @@
+// Copyright (c) 2013 - Max Persson <max@looplab.se>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fsm
+
+// Event is the info that get passed as a reference in the callbacks.
+type Event struct {
+ // FSM is a reference to the current FSM.
+ FSM *FSM
+
+ // Event is the event name.
+ Event string
+
+ // Src is the state before the transition.
+ Src string
+
+ // Dst is the state after the transition.
+ Dst string
+
+ // Err is an optional error that can be returned from a callback.
+ Err error
+
+ // Args is a optinal list of arguments passed to the callback.
+ Args []interface{}
+
+ // canceled is an internal flag set if the transition is canceled.
+ canceled bool
+
+ // async is an internal flag set if the transition should be asynchronous
+ async bool
+}
+
+// Cancel can be called in before_<EVENT> or leave_<STATE> to cancel the
+// current transition before it happens. It takes an opitonal error, which will
+// overwrite e.Err if set before.
+func (e *Event) Cancel(err ...error) {
+ e.canceled = true
+
+ if len(err) > 0 {
+ e.Err = err[0]
+ }
+}
+
+// Async can be called in leave_<STATE> to do an asynchronous state transition.
+//
+// The current state transition will be on hold in the old state until a final
+// call to Transition is made. This will comlete the transition and possibly
+// call the other callbacks.
+func (e *Event) Async() {
+ e.async = true
+}