/**
* @inheritdoc
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$naming = new Naming();
$helper = $this->getHelper('question');
$options = [];
foreach (['block' => 'Block name: ', 'elem' => 'Element name: ', 'modName' => 'Modifier name: ', 'modVal' => 'Modifier value: '] as $name => $q) {
$question = new Question($q);
while (true) {
$value = $helper->ask($input, $output, $question);
if ($value === null || preg_match('/^' . $naming->getWordPattern() . '$/', $value)) {
$options[$name] = $value;
break 1;
} else {
$output->writeln('<error>' . $value . ' is not valid' . '</error>');
}
}
}
if (($str = (new Naming())->stringify($options)) === null) {
throw new \Exception('can\'t create');
}
$output->writeln("<info>{$str}</info>");
}
