/**
* To
*
* @param string|State $state
* @param string $type
*
* @return $this
*/
public function to($state, $type = State::TYPE_NORMAL)
{
if (!$state instanceof State) {
$state = $this->definition->getState($state, $type);
}
$this->to = $state;
return $this;
}
/**
* @param array $args
*
* @return Input|false
*/
public function parse($args = null)
{
$fsm = new BacktrackingRunner($this->usageDefinition->getInitialState(), new UsageParserContext());
$symbols = $this->getInputSequence($args);
if (!$symbols) {
return false;
}
$result = $fsm->input($symbols);
return $result === false ? false : new Input($result, $this->optionRepository);
}
private function groupSequences()
{
if (empty($this->sequences) && empty($this->sequence)) {
return null;
}
$group = new Definition('Group');
$choices = array_merge($this->sequences, [$this->sequence]);
foreach ($choices as $choice) {
if (count($choice) == 0) {
continue;
}
$group->getState('start')->addTransition(new ShortcutTransition($choice[0]->getState('start')));
end($choice)->getState('end')->addTransition(new ShortcutTransition($group->getState('end')));
}
return $group;
}
