--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Behat\Definition\Cli;
+
+use Behat\Behat\Definition\DefinitionWriter;
+use Behat\Behat\Definition\Printer\ConsoleDefinitionInformationPrinter;
+use Behat\Behat\Definition\Printer\ConsoleDefinitionListPrinter;
+use Behat\Behat\Definition\Printer\DefinitionPrinter;
+use Behat\Testwork\Cli\Controller;
+use Behat\Testwork\Suite\SuiteRepository;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * Shows all currently available definitions to the user.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class AvailableDefinitionsController implements Controller
+{
+ /**
+ * @var SuiteRepository
+ */
+ private $suiteRepository;
+ /**
+ * @var DefinitionWriter
+ */
+ private $writer;
+ /**
+ * @var ConsoleDefinitionListPrinter
+ */
+ private $listPrinter;
+ /**
+ * @var ConsoleDefinitionInformationPrinter
+ */
+ private $infoPrinter;
+
+ /**
+ * Initializes controller.
+ *
+ * @param SuiteRepository $suiteRepository
+ * @param DefinitionWriter $writer
+ * @param ConsoleDefinitionListPrinter $listPrinter
+ * @param ConsoleDefinitionInformationPrinter $infoPrinter
+ */
+ public function __construct(
+ SuiteRepository $suiteRepository,
+ DefinitionWriter $writer,
+ ConsoleDefinitionListPrinter $listPrinter,
+ ConsoleDefinitionInformationPrinter $infoPrinter
+ ) {
+ $this->suiteRepository = $suiteRepository;
+ $this->writer = $writer;
+ $this->listPrinter = $listPrinter;
+ $this->infoPrinter = $infoPrinter;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function configure(Command $command)
+ {
+ $command->addOption('--definitions', '-d', InputOption::VALUE_REQUIRED,
+ "Print all available step definitions:" . PHP_EOL .
+ "- use <info>--definitions l</info> to just list definition expressions." . PHP_EOL .
+ "- use <info>--definitions i</info> to show definitions with extended info." . PHP_EOL .
+ "- use <info>--definitions 'needle'</info> to find specific definitions." . PHP_EOL .
+ "Use <info>--lang</info> to see definitions in specific language."
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function execute(InputInterface $input, OutputInterface $output)
+ {
+ if (null === $argument = $input->getOption('definitions')) {
+ return null;
+ }
+
+ $printer = $this->getDefinitionPrinter($argument);
+ foreach ($this->suiteRepository->getSuites() as $suite) {
+ $this->writer->printSuiteDefinitions($printer, $suite);
+ }
+
+ return 0;
+ }
+
+ /**
+ * Returns definition printer for provided option argument.
+ *
+ * @param string $argument
+ *
+ * @return DefinitionPrinter
+ */
+ private function getDefinitionPrinter($argument)
+ {
+ if ('l' === $argument) {
+ return $this->listPrinter;
+ }
+
+ if ('i' !== $argument) {
+ $this->infoPrinter->setSearchCriterion($argument);
+ }
+
+ return $this->infoPrinter;
+ }
+}