public function play(StoryTeller $st, Injectables $injectables)
{
// we are playing this script
$script = new Script($this->scriptFilename);
// we're going to use this to play our setup and teardown phases
$phasesPlayer = new PhaseGroup_Player();
// run the phases
$phasesPlayer->playPhases("Running script", $st, $injectables, $this->scriptPhases, $script);
// all done
}