terminal

type DockerTerm struct{}

type FdReader interface {
	io.Reader
	Fd() uintptr
}

type PasswordReader interface {
	PromptForPassword(promptText string, args ...interface{}) string
}

type Term interface {
	SaveState(fd uintptr) (*term.State, error)
	RestoreTerminal(fd uintptr, state *term.State) error
	DisableEcho(fd uintptr, state *term.State) error
}

type TermPasswordReader struct {
	Term   Term
	Stdin  FdReader
	Stdout io.Writer
}

type UI interface {
	io.ReadWriter
	PasswordReader

	Prompt(promptText string, args ...interface{}) string
	PromptWithDefault(promptText, defaultValue string, args ...interface{}) string
	Say(format string, args ...interface{})
	SayIncorrectUsage(message string)
	SayLine(format string, args ...interface{})
	SayNewLine()
}