StateMachine

spec.md

• StateMachine
  • #constructor
    • should allow setting initialState
    • should allow registering State's
    • should allow registering Transition's, and a fallback Transition
  • #switchState
    • should allow switch between available State's
    • should perform a transition before calling #onEnter on new state
    • should return a promise, done or fail
    • should emit an event, done or fail
  • [eventHub]
• State
  • #name
  • #can
    • should be called before entering state
    • should be passed the current state's name
    • should return a promise
  • #onEnter
    • should be called on entering state
    • should be passed the previous state's name
    • should return a promise
  • #onExit
    • should be called on exiting state
    • should be passed the next state's name
    • should return a promise
  • #rollBack
    • should allow undoing exit procedure, in case transition failed
    • should be passed the next state's name
    • should return a promise
• Transition
  • #perform
    • should be passed the source and destination state names
    • should return a promise