func()

in parser.go [128:151]

• 17 lines of code
• 4 McCabe index (conditional complexity)

func (ap *AnsiParser) changeState(newState state) error {
	ap.logf("ChangeState %s --> %s", ap.currState.Name(), newState.Name())

	// Exit old state
	if err := ap.currState.Exit(); err != nil {
		ap.logf("Exit state '%s' failed with : '%v'", ap.currState.Name(), err)
		return err
	}

	// Perform transition action
	if err := ap.currState.Transition(newState); err != nil {
		ap.logf("Transition from '%s' to '%s' failed with: '%v'", ap.currState.Name(), newState.Name, err)
		return err
	}

	// Enter new state
	if err := newState.Enter(); err != nil {
		ap.logf("Enter state '%s' failed with: '%v'", newState.Name(), err)
		return err
	}

	ap.currState = newState
	return nil
}