--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Console\Descriptor;
+
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Helper\Helper;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputDefinition;
+use Symfony\Component\Console\Input\InputOption;
+
+/**
+ * Markdown descriptor.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ *
+ * @internal
+ */
+class MarkdownDescriptor extends Descriptor
+{
+ /**
+ * {@inheritdoc}
+ */
+ protected function describeInputArgument(InputArgument $argument, array $options = array())
+ {
+ $this->write(
+ '**'.$argument->getName().':**'."\n\n"
+ .'* Name: '.($argument->getName() ?: '<none>')."\n"
+ .'* Is required: '.($argument->isRequired() ? 'yes' : 'no')."\n"
+ .'* Is array: '.($argument->isArray() ? 'yes' : 'no')."\n"
+ .'* Description: '.preg_replace('/\s*[\r\n]\s*/', "\n ", $argument->getDescription() ?: '<none>')."\n"
+ .'* Default: `'.str_replace("\n", '', var_export($argument->getDefault(), true)).'`'
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function describeInputOption(InputOption $option, array $options = array())
+ {
+ $this->write(
+ '**'.$option->getName().':**'."\n\n"
+ .'* Name: `--'.$option->getName().'`'."\n"
+ .'* Shortcut: '.($option->getShortcut() ? '`-'.implode('|-', explode('|', $option->getShortcut())).'`' : '<none>')."\n"
+ .'* Accept value: '.($option->acceptValue() ? 'yes' : 'no')."\n"
+ .'* Is value required: '.($option->isValueRequired() ? 'yes' : 'no')."\n"
+ .'* Is multiple: '.($option->isArray() ? 'yes' : 'no')."\n"
+ .'* Description: '.preg_replace('/\s*[\r\n]\s*/', "\n ", $option->getDescription() ?: '<none>')."\n"
+ .'* Default: `'.str_replace("\n", '', var_export($option->getDefault(), true)).'`'
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function describeInputDefinition(InputDefinition $definition, array $options = array())
+ {
+ if ($showArguments = count($definition->getArguments()) > 0) {
+ $this->write('### Arguments:');
+ foreach ($definition->getArguments() as $argument) {
+ $this->write("\n\n");
+ $this->write($this->describeInputArgument($argument));
+ }
+ }
+
+ if (count($definition->getOptions()) > 0) {
+ if ($showArguments) {
+ $this->write("\n\n");
+ }
+
+ $this->write('### Options:');
+ foreach ($definition->getOptions() as $option) {
+ $this->write("\n\n");
+ $this->write($this->describeInputOption($option));
+ }
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function describeCommand(Command $command, array $options = array())
+ {
+ $command->getSynopsis();
+ $command->mergeApplicationDefinition(false);
+
+ $this->write(
+ $command->getName()."\n"
+ .str_repeat('-', Helper::strlen($command->getName()))."\n\n"
+ .'* Description: '.($command->getDescription() ?: '<none>')."\n"
+ .'* Usage:'."\n\n"
+ .array_reduce(array_merge(array($command->getSynopsis()), $command->getAliases(), $command->getUsages()), function ($carry, $usage) {
+ return $carry.' * `'.$usage.'`'."\n";
+ })
+ );
+
+ if ($help = $command->getProcessedHelp()) {
+ $this->write("\n");
+ $this->write($help);
+ }
+
+ if ($command->getNativeDefinition()) {
+ $this->write("\n\n");
+ $this->describeInputDefinition($command->getNativeDefinition());
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function describeApplication(Application $application, array $options = array())
+ {
+ $describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
+ $description = new ApplicationDescription($application, $describedNamespace);
+
+ $this->write($application->getName()."\n".str_repeat('=', Helper::strlen($application->getName())));
+
+ foreach ($description->getNamespaces() as $namespace) {
+ if (ApplicationDescription::GLOBAL_NAMESPACE !== $namespace['id']) {
+ $this->write("\n\n");
+ $this->write('**'.$namespace['id'].':**');
+ }
+
+ $this->write("\n\n");
+ $this->write(implode("\n", array_map(function ($commandName) {
+ return '* '.$commandName;
+ }, $namespace['commands'])));
+ }
+
+ foreach ($description->getCommands() as $command) {
+ $this->write("\n\n");
+ $this->write($this->describeCommand($command));
+ }
+ }
+}