--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Command;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * A dumb little command for printing out the current Psy Shell version.
+ */
+class PsyVersionCommand extends Command
+{
+ /**
+ * {@inheritdoc}
+ */
+ protected function configure()
+ {
+ $this
+ ->setName('version')
+ ->setDefinition(array())
+ ->setDescription('Show Psy Shell version.')
+ ->setHelp('Show Psy Shell version.');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function execute(InputInterface $input, OutputInterface $output)
+ {
+ $output->writeln($this->getApplication()->getVersion());
+ }
+}