package views import ( "fmt" "github.com/hashicorp/terraform/command/arguments" ) // The StateLocker view is used to display locking/unlocking status messages // if the state lock process takes longer than expected. type StateLocker interface { Locking() Unlocking() } // NewStateLocker returns an initialized StateLocker implementation for the given ViewType. func NewStateLocker(vt arguments.ViewType, view *View) StateLocker { switch vt { case arguments.ViewHuman: return &StateLockerHuman{View: *view} default: panic(fmt.Sprintf("unknown view type %v", vt)) } } // StateLockerHuman is an implementation of StateLocker which prints status to // a terminal. type StateLockerHuman struct { View } var _ StateLocker = (*StateLockerHuman)(nil) func (v *StateLockerHuman) Locking() { v.streams.Println("Acquiring state lock. This may take a few moments...") } func (v *StateLockerHuman) Unlocking() { v.streams.Println("Releasing state lock. This may take a few moments...") }