First commit

vendor/symfony/console/Descriptor/ApplicationDescription.php

@@ -0,0 +1,152 @@
+<?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\Exception\CommandNotFoundException;
+
+/**
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+class ApplicationDescription
+{
+    const GLOBAL_NAMESPACE = '_global';
+
+    private $application;
+    private $namespace;
+    private $showHidden;
+
+    /**
+     * @var array
+     */
+    private $namespaces;
+
+    /**
+     * @var Command[]
+     */
+    private $commands;
+
+    /**
+     * @var Command[]
+     */
+    private $aliases;
+
+    /**
+     * @param Application $application
+     * @param string|null $namespace
+     * @param bool        $showHidden
+     */
+    public function __construct(Application $application, $namespace = null, $showHidden = false)
+    {
+        $this->application = $application;
+        $this->namespace = $namespace;
+        $this->showHidden = $showHidden;
+    }
+
+    /**
+     * @return array
+     */
+    public function getNamespaces()
+    {
+        if (null === $this->namespaces) {
+            $this->inspectApplication();
+        }
+
+        return $this->namespaces;
+    }
+
+    /**
+     * @return Command[]
+     */
+    public function getCommands()
+    {
+        if (null === $this->commands) {
+            $this->inspectApplication();
+        }
+
+        return $this->commands;
+    }
+
+    /**
+     * @param string $name
+     *
+     * @return Command
+     *
+     * @throws CommandNotFoundException
+     */
+    public function getCommand($name)
+    {
+        if (!isset($this->commands[$name]) && !isset($this->aliases[$name])) {
+            throw new CommandNotFoundException(sprintf('Command %s does not exist.', $name));
+        }
+
+        return isset($this->commands[$name]) ? $this->commands[$name] : $this->aliases[$name];
+    }
+
+    private function inspectApplication()
+    {
+        $this->commands = array();
+        $this->namespaces = array();
+
+        $all = $this->application->all($this->namespace ? $this->application->findNamespace($this->namespace) : null);
+        foreach ($this->sortCommands($all) as $namespace => $commands) {
+            $names = array();
+
+            /** @var Command $command */
+            foreach ($commands as $name => $command) {
+                if (!$command->getName() || (!$this->showHidden && $command->isHidden())) {
+                    continue;
+                }
+
+                if ($command->getName() === $name) {
+                    $this->commands[$name] = $command;
+                } else {
+                    $this->aliases[$name] = $command;
+                }
+
+                $names[] = $name;
+            }
+
+            $this->namespaces[$namespace] = array('id' => $namespace, 'commands' => $names);
+        }
+    }
+
+    /**
+     * @return array
+     */
+    private function sortCommands(array $commands)
+    {
+        $namespacedCommands = array();
+        $globalCommands = array();
+        foreach ($commands as $name => $command) {
+            $key = $this->application->extractNamespace($name, 1);
+            if (!$key) {
+                $globalCommands['_global'][$name] = $command;
+            } else {
+                $namespacedCommands[$key][$name] = $command;
+            }
+        }
+        ksort($namespacedCommands);
+        $namespacedCommands = array_merge($globalCommands, $namespacedCommands);
+
+        foreach ($namespacedCommands as &$commandsSet) {
+            ksort($commandsSet);
+        }
+        // unset reference to keep scope clear
+        unset($commandsSet);
+
+        return $namespacedCommands;
+    }
+}

vendor/symfony/console/Descriptor/Descriptor.php

@@ -0,0 +1,107 @@
+<?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\Input\InputArgument;
+use Symfony\Component\Console\Input\InputDefinition;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+
+/**
+ * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
+ *
+ * @internal
+ */
+abstract class Descriptor implements DescriptorInterface
+{
+    /**
+     * @var OutputInterface
+     */
+    protected $output;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function describe(OutputInterface $output, $object, array $options = array())
+    {
+        $this->output = $output;
+
+        switch (true) {
+            case $object instanceof InputArgument:
+                $this->describeInputArgument($object, $options);
+                break;
+            case $object instanceof InputOption:
+                $this->describeInputOption($object, $options);
+                break;
+            case $object instanceof InputDefinition:
+                $this->describeInputDefinition($object, $options);
+                break;
+            case $object instanceof Command:
+                $this->describeCommand($object, $options);
+                break;
+            case $object instanceof Application:
+                $this->describeApplication($object, $options);
+                break;
+            default:
+                throw new InvalidArgumentException(sprintf('Object of type "%s" is not describable.', get_class($object)));
+        }
+    }
+
+    /**
+     * Writes content to output.
+     *
+     * @param string $content
+     * @param bool   $decorated
+     */
+    protected function write($content, $decorated = false)
+    {
+        $this->output->write($content, false, $decorated ? OutputInterface::OUTPUT_NORMAL : OutputInterface::OUTPUT_RAW);
+    }
+
+    /**
+     * Describes an InputArgument instance.
+     *
+     * @return string|mixed
+     */
+    abstract protected function describeInputArgument(InputArgument $argument, array $options = array());
+
+    /**
+     * Describes an InputOption instance.
+     *
+     * @return string|mixed
+     */
+    abstract protected function describeInputOption(InputOption $option, array $options = array());
+
+    /**
+     * Describes an InputDefinition instance.
+     *
+     * @return string|mixed
+     */
+    abstract protected function describeInputDefinition(InputDefinition $definition, array $options = array());
+
+    /**
+     * Describes a Command instance.
+     *
+     * @return string|mixed
+     */
+    abstract protected function describeCommand(Command $command, array $options = array());
+
+    /**
+     * Describes an Application instance.
+     *
+     * @return string|mixed
+     */
+    abstract protected function describeApplication(Application $application, array $options = array());
+}

vendor/symfony/console/Descriptor/DescriptorInterface.php

@@ -0,0 +1,31 @@
+<?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\Output\OutputInterface;
+
+/**
+ * Descriptor interface.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ */
+interface DescriptorInterface
+{
+    /**
+     * Describes an InputArgument instance.
+     *
+     * @param OutputInterface $output
+     * @param object          $object
+     * @param array           $options
+     */
+    public function describe(OutputInterface $output, $object, array $options = array());
+}

vendor/symfony/console/Descriptor/JsonDescriptor.php

@@ -0,0 +1,168 @@
+<?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\Input\InputArgument;
+use Symfony\Component\Console\Input\InputDefinition;
+use Symfony\Component\Console\Input\InputOption;
+
+/**
+ * JSON descriptor.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ *
+ * @internal
+ */
+class JsonDescriptor extends Descriptor
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputArgument(InputArgument $argument, array $options = array())
+    {
+        $this->writeData($this->getInputArgumentData($argument), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputOption(InputOption $option, array $options = array())
+    {
+        $this->writeData($this->getInputOptionData($option), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputDefinition(InputDefinition $definition, array $options = array())
+    {
+        $this->writeData($this->getInputDefinitionData($definition), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeCommand(Command $command, array $options = array())
+    {
+        $this->writeData($this->getCommandData($command), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeApplication(Application $application, array $options = array())
+    {
+        $describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
+        $description = new ApplicationDescription($application, $describedNamespace, true);
+        $commands = array();
+
+        foreach ($description->getCommands() as $command) {
+            $commands[] = $this->getCommandData($command);
+        }
+
+        $data = array();
+        if ('UNKNOWN' !== $application->getName()) {
+            $data['application']['name'] = $application->getName();
+            if ('UNKNOWN' !== $application->getVersion()) {
+                $data['application']['version'] = $application->getVersion();
+            }
+        }
+
+        $data['commands'] = $commands;
+
+        if ($describedNamespace) {
+            $data['namespace'] = $describedNamespace;
+        } else {
+            $data['namespaces'] = array_values($description->getNamespaces());
+        }
+
+        $this->writeData($data, $options);
+    }
+
+    /**
+     * Writes data as json.
+     *
+     * @return array|string
+     */
+    private function writeData(array $data, array $options)
+    {
+        $this->write(json_encode($data, isset($options['json_encoding']) ? $options['json_encoding'] : 0));
+    }
+
+    /**
+     * @return array
+     */
+    private function getInputArgumentData(InputArgument $argument)
+    {
+        return array(
+            'name' => $argument->getName(),
+            'is_required' => $argument->isRequired(),
+            'is_array' => $argument->isArray(),
+            'description' => preg_replace('/\s*[\r\n]\s*/', ' ', $argument->getDescription()),
+            'default' => INF === $argument->getDefault() ? 'INF' : $argument->getDefault(),
+        );
+    }
+
+    /**
+     * @return array
+     */
+    private function getInputOptionData(InputOption $option)
+    {
+        return array(
+            'name' => '--'.$option->getName(),
+            'shortcut' => $option->getShortcut() ? '-'.implode('|-', explode('|', $option->getShortcut())) : '',
+            'accept_value' => $option->acceptValue(),
+            'is_value_required' => $option->isValueRequired(),
+            'is_multiple' => $option->isArray(),
+            'description' => preg_replace('/\s*[\r\n]\s*/', ' ', $option->getDescription()),
+            'default' => INF === $option->getDefault() ? 'INF' : $option->getDefault(),
+        );
+    }
+
+    /**
+     * @return array
+     */
+    private function getInputDefinitionData(InputDefinition $definition)
+    {
+        $inputArguments = array();
+        foreach ($definition->getArguments() as $name => $argument) {
+            $inputArguments[$name] = $this->getInputArgumentData($argument);
+        }
+
+        $inputOptions = array();
+        foreach ($definition->getOptions() as $name => $option) {
+            $inputOptions[$name] = $this->getInputOptionData($option);
+        }
+
+        return array('arguments' => $inputArguments, 'options' => $inputOptions);
+    }
+
+    /**
+     * @return array
+     */
+    private function getCommandData(Command $command)
+    {
+        $command->getSynopsis();
+        $command->mergeApplicationDefinition(false);
+
+        return array(
+            'name' => $command->getName(),
+            'usage' => array_merge(array($command->getSynopsis()), $command->getUsages(), $command->getAliases()),
+            'description' => $command->getDescription(),
+            'help' => $command->getProcessedHelp(),
+            'definition' => $this->getInputDefinitionData($command->getNativeDefinition()),
+            'hidden' => $command->isHidden(),
+        );
+    }
+}

vendor/symfony/console/Descriptor/MarkdownDescriptor.php

@@ -0,0 +1,182 @@
+<?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;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * Markdown descriptor.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ *
+ * @internal
+ */
+class MarkdownDescriptor extends Descriptor
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function describe(OutputInterface $output, $object, array $options = array())
+    {
+        $decorated = $output->isDecorated();
+        $output->setDecorated(false);
+
+        parent::describe($output, $object, $options);
+
+        $output->setDecorated($decorated);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function write($content, $decorated = true)
+    {
+        parent::write($content, $decorated);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputArgument(InputArgument $argument, array $options = array())
+    {
+        $this->write(
+            '#### `'.($argument->getName() ?: '<none>')."`\n\n"
+            .($argument->getDescription() ? preg_replace('/\s*[\r\n]\s*/', "\n", $argument->getDescription())."\n\n" : '')
+            .'* Is required: '.($argument->isRequired() ? 'yes' : 'no')."\n"
+            .'* Is array: '.($argument->isArray() ? 'yes' : 'no')."\n"
+            .'* Default: `'.str_replace("\n", '', var_export($argument->getDefault(), true)).'`'
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputOption(InputOption $option, array $options = array())
+    {
+        $name = '--'.$option->getName();
+        if ($option->getShortcut()) {
+            $name .= '|-'.implode('|-', explode('|', $option->getShortcut())).'';
+        }
+
+        $this->write(
+            '#### `'.$name.'`'."\n\n"
+            .($option->getDescription() ? preg_replace('/\s*[\r\n]\s*/', "\n", $option->getDescription())."\n\n" : '')
+            .'* Accept value: '.($option->acceptValue() ? 'yes' : 'no')."\n"
+            .'* Is value required: '.($option->isValueRequired() ? 'yes' : 'no')."\n"
+            .'* Is multiple: '.($option->isArray() ? 'yes' : 'no')."\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($command->getName()) + 2)."\n\n"
+            .($command->getDescription() ? $command->getDescription()."\n\n" : '')
+            .'### Usage'."\n\n"
+            .array_reduce(array_merge(array($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);
+        $title = $this->getApplicationTitle($application);
+
+        $this->write($title."\n".str_repeat('=', Helper::strlen($title)));
+
+        foreach ($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) use ($description) {
+                return sprintf('* [`%s`](#%s)', $commandName, str_replace(':', '', $description->getCommand($commandName)->getName()));
+            }, $namespace['commands'])));
+        }
+
+        foreach ($description->getCommands() as $command) {
+            $this->write("\n\n");
+            $this->write($this->describeCommand($command));
+        }
+    }
+
+    private function getApplicationTitle(Application $application)
+    {
+        if ('UNKNOWN' !== $application->getName()) {
+            if ('UNKNOWN' !== $application->getVersion()) {
+                return sprintf('%s %s', $application->getName(), $application->getVersion());
+            }
+
+            return $application->getName();
+        }
+
+        return 'Console Tool';
+    }
+}

vendor/symfony/console/Descriptor/TextDescriptor.php

@@ -0,0 +1,342 @@
+<?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\Formatter\OutputFormatter;
+use Symfony\Component\Console\Helper\Helper;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputDefinition;
+use Symfony\Component\Console\Input\InputOption;
+
+/**
+ * Text descriptor.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ *
+ * @internal
+ */
+class TextDescriptor extends Descriptor
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputArgument(InputArgument $argument, array $options = array())
+    {
+        if (null !== $argument->getDefault() && (!is_array($argument->getDefault()) || count($argument->getDefault()))) {
+            $default = sprintf('<comment> [default: %s]</comment>', $this->formatDefaultValue($argument->getDefault()));
+        } else {
+            $default = '';
+        }
+
+        $totalWidth = isset($options['total_width']) ? $options['total_width'] : Helper::strlen($argument->getName());
+        $spacingWidth = $totalWidth - strlen($argument->getName());
+
+        $this->writeText(sprintf('  <info>%s</info>  %s%s%s',
+            $argument->getName(),
+            str_repeat(' ', $spacingWidth),
+            // + 4 = 2 spaces before <info>, 2 spaces after </info>
+            preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 4), $argument->getDescription()),
+            $default
+        ), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputOption(InputOption $option, array $options = array())
+    {
+        if ($option->acceptValue() && null !== $option->getDefault() && (!is_array($option->getDefault()) || count($option->getDefault()))) {
+            $default = sprintf('<comment> [default: %s]</comment>', $this->formatDefaultValue($option->getDefault()));
+        } else {
+            $default = '';
+        }
+
+        $value = '';
+        if ($option->acceptValue()) {
+            $value = '='.strtoupper($option->getName());
+
+            if ($option->isValueOptional()) {
+                $value = '['.$value.']';
+            }
+        }
+
+        $totalWidth = isset($options['total_width']) ? $options['total_width'] : $this->calculateTotalWidthForOptions(array($option));
+        $synopsis = sprintf('%s%s',
+            $option->getShortcut() ? sprintf('-%s, ', $option->getShortcut()) : '    ',
+            sprintf('--%s%s', $option->getName(), $value)
+        );
+
+        $spacingWidth = $totalWidth - Helper::strlen($synopsis);
+
+        $this->writeText(sprintf('  <info>%s</info>  %s%s%s%s',
+            $synopsis,
+            str_repeat(' ', $spacingWidth),
+            // + 4 = 2 spaces before <info>, 2 spaces after </info>
+            preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 4), $option->getDescription()),
+            $default,
+            $option->isArray() ? '<comment> (multiple values allowed)</comment>' : ''
+        ), $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputDefinition(InputDefinition $definition, array $options = array())
+    {
+        $totalWidth = $this->calculateTotalWidthForOptions($definition->getOptions());
+        foreach ($definition->getArguments() as $argument) {
+            $totalWidth = max($totalWidth, Helper::strlen($argument->getName()));
+        }
+
+        if ($definition->getArguments()) {
+            $this->writeText('<comment>Arguments:</comment>', $options);
+            $this->writeText("\n");
+            foreach ($definition->getArguments() as $argument) {
+                $this->describeInputArgument($argument, array_merge($options, array('total_width' => $totalWidth)));
+                $this->writeText("\n");
+            }
+        }
+
+        if ($definition->getArguments() && $definition->getOptions()) {
+            $this->writeText("\n");
+        }
+
+        if ($definition->getOptions()) {
+            $laterOptions = array();
+
+            $this->writeText('<comment>Options:</comment>', $options);
+            foreach ($definition->getOptions() as $option) {
+                if (strlen($option->getShortcut()) > 1) {
+                    $laterOptions[] = $option;
+                    continue;
+                }
+                $this->writeText("\n");
+                $this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
+            }
+            foreach ($laterOptions as $option) {
+                $this->writeText("\n");
+                $this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
+            }
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeCommand(Command $command, array $options = array())
+    {
+        $command->getSynopsis(true);
+        $command->getSynopsis(false);
+        $command->mergeApplicationDefinition(false);
+
+        $this->writeText('<comment>Usage:</comment>', $options);
+        foreach (array_merge(array($command->getSynopsis(true)), $command->getAliases(), $command->getUsages()) as $usage) {
+            $this->writeText("\n");
+            $this->writeText('  '.OutputFormatter::escape($usage), $options);
+        }
+        $this->writeText("\n");
+
+        $definition = $command->getNativeDefinition();
+        if ($definition->getOptions() || $definition->getArguments()) {
+            $this->writeText("\n");
+            $this->describeInputDefinition($definition, $options);
+            $this->writeText("\n");
+        }
+
+        if ($help = $command->getProcessedHelp()) {
+            $this->writeText("\n");
+            $this->writeText('<comment>Help:</comment>', $options);
+            $this->writeText("\n");
+            $this->writeText('  '.str_replace("\n", "\n  ", $help), $options);
+            $this->writeText("\n");
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeApplication(Application $application, array $options = array())
+    {
+        $describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
+        $description = new ApplicationDescription($application, $describedNamespace);
+
+        if (isset($options['raw_text']) && $options['raw_text']) {
+            $width = $this->getColumnWidth($description->getCommands());
+
+            foreach ($description->getCommands() as $command) {
+                $this->writeText(sprintf("%-{$width}s %s", $command->getName(), $command->getDescription()), $options);
+                $this->writeText("\n");
+            }
+        } else {
+            if ('' != $help = $application->getHelp()) {
+                $this->writeText("$help\n\n", $options);
+            }
+
+            $this->writeText("<comment>Usage:</comment>\n", $options);
+            $this->writeText("  command [options] [arguments]\n\n", $options);
+
+            $this->describeInputDefinition(new InputDefinition($application->getDefinition()->getOptions()), $options);
+
+            $this->writeText("\n");
+            $this->writeText("\n");
+
+            $commands = $description->getCommands();
+            $namespaces = $description->getNamespaces();
+            if ($describedNamespace && $namespaces) {
+                // make sure all alias commands are included when describing a specific namespace
+                $describedNamespaceInfo = reset($namespaces);
+                foreach ($describedNamespaceInfo['commands'] as $name) {
+                    $commands[$name] = $description->getCommand($name);
+                }
+            }
+
+            // calculate max. width based on available commands per namespace
+            $width = $this->getColumnWidth(call_user_func_array('array_merge', array_map(function ($namespace) use ($commands) {
+                return array_intersect($namespace['commands'], array_keys($commands));
+            }, $namespaces)));
+
+            if ($describedNamespace) {
+                $this->writeText(sprintf('<comment>Available commands for the "%s" namespace:</comment>', $describedNamespace), $options);
+            } else {
+                $this->writeText('<comment>Available commands:</comment>', $options);
+            }
+
+            foreach ($namespaces as $namespace) {
+                $namespace['commands'] = array_filter($namespace['commands'], function ($name) use ($commands) {
+                    return isset($commands[$name]);
+                });
+
+                if (!$namespace['commands']) {
+                    continue;
+                }
+
+                if (!$describedNamespace && ApplicationDescription::GLOBAL_NAMESPACE !== $namespace['id']) {
+                    $this->writeText("\n");
+                    $this->writeText(' <comment>'.$namespace['id'].'</comment>', $options);
+                }
+
+                foreach ($namespace['commands'] as $name) {
+                    $this->writeText("\n");
+                    $spacingWidth = $width - Helper::strlen($name);
+                    $command = $commands[$name];
+                    $commandAliases = $name === $command->getName() ? $this->getCommandAliasesText($command) : '';
+                    $this->writeText(sprintf('  <info>%s</info>%s%s', $name, str_repeat(' ', $spacingWidth), $commandAliases.$command->getDescription()), $options);
+                }
+            }
+
+            $this->writeText("\n");
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    private function writeText($content, array $options = array())
+    {
+        $this->write(
+            isset($options['raw_text']) && $options['raw_text'] ? strip_tags($content) : $content,
+            isset($options['raw_output']) ? !$options['raw_output'] : true
+        );
+    }
+
+    /**
+     * Formats command aliases to show them in the command description.
+     *
+     * @return string
+     */
+    private function getCommandAliasesText(Command $command)
+    {
+        $text = '';
+        $aliases = $command->getAliases();
+
+        if ($aliases) {
+            $text = '['.implode('|', $aliases).'] ';
+        }
+
+        return $text;
+    }
+
+    /**
+     * Formats input option/argument default value.
+     *
+     * @param mixed $default
+     *
+     * @return string
+     */
+    private function formatDefaultValue($default)
+    {
+        if (INF === $default) {
+            return 'INF';
+        }
+
+        if (is_string($default)) {
+            $default = OutputFormatter::escape($default);
+        } elseif (is_array($default)) {
+            foreach ($default as $key => $value) {
+                if (is_string($value)) {
+                    $default[$key] = OutputFormatter::escape($value);
+                }
+            }
+        }
+
+        return str_replace('\\\\', '\\', json_encode($default, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
+    }
+
+    /**
+     * @param (Command|string)[] $commands
+     *
+     * @return int
+     */
+    private function getColumnWidth(array $commands)
+    {
+        $widths = array();
+
+        foreach ($commands as $command) {
+            if ($command instanceof Command) {
+                $widths[] = Helper::strlen($command->getName());
+                foreach ($command->getAliases() as $alias) {
+                    $widths[] = Helper::strlen($alias);
+                }
+            } else {
+                $widths[] = Helper::strlen($command);
+            }
+        }
+
+        return $widths ? max($widths) + 2 : 0;
+    }
+
+    /**
+     * @param InputOption[] $options
+     *
+     * @return int
+     */
+    private function calculateTotalWidthForOptions(array $options)
+    {
+        $totalWidth = 0;
+        foreach ($options as $option) {
+            // "-" + shortcut + ", --" + name
+            $nameLength = 1 + max(Helper::strlen($option->getShortcut()), 1) + 4 + Helper::strlen($option->getName());
+
+            if ($option->acceptValue()) {
+                $valueLength = 1 + Helper::strlen($option->getName()); // = + value
+                $valueLength += $option->isValueOptional() ? 2 : 0; // [ + ]
+
+                $nameLength += $valueLength;
+            }
+            $totalWidth = max($totalWidth, $nameLength);
+        }
+
+        return $totalWidth;
+    }
+}

vendor/symfony/console/Descriptor/XmlDescriptor.php

@@ -0,0 +1,251 @@
+<?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\Input\InputArgument;
+use Symfony\Component\Console\Input\InputDefinition;
+use Symfony\Component\Console\Input\InputOption;
+
+/**
+ * XML descriptor.
+ *
+ * @author Jean-François Simon <contact@jfsimon.fr>
+ *
+ * @internal
+ */
+class XmlDescriptor extends Descriptor
+{
+    /**
+     * @return \DOMDocument
+     */
+    public function getInputDefinitionDocument(InputDefinition $definition)
+    {
+        $dom = new \DOMDocument('1.0', 'UTF-8');
+        $dom->appendChild($definitionXML = $dom->createElement('definition'));
+
+        $definitionXML->appendChild($argumentsXML = $dom->createElement('arguments'));
+        foreach ($definition->getArguments() as $argument) {
+            $this->appendDocument($argumentsXML, $this->getInputArgumentDocument($argument));
+        }
+
+        $definitionXML->appendChild($optionsXML = $dom->createElement('options'));
+        foreach ($definition->getOptions() as $option) {
+            $this->appendDocument($optionsXML, $this->getInputOptionDocument($option));
+        }
+
+        return $dom;
+    }
+
+    /**
+     * @return \DOMDocument
+     */
+    public function getCommandDocument(Command $command)
+    {
+        $dom = new \DOMDocument('1.0', 'UTF-8');
+        $dom->appendChild($commandXML = $dom->createElement('command'));
+
+        $command->getSynopsis();
+        $command->mergeApplicationDefinition(false);
+
+        $commandXML->setAttribute('id', $command->getName());
+        $commandXML->setAttribute('name', $command->getName());
+        $commandXML->setAttribute('hidden', $command->isHidden() ? 1 : 0);
+
+        $commandXML->appendChild($usagesXML = $dom->createElement('usages'));
+
+        foreach (array_merge(array($command->getSynopsis()), $command->getAliases(), $command->getUsages()) as $usage) {
+            $usagesXML->appendChild($dom->createElement('usage', $usage));
+        }
+
+        $commandXML->appendChild($descriptionXML = $dom->createElement('description'));
+        $descriptionXML->appendChild($dom->createTextNode(str_replace("\n", "\n ", $command->getDescription())));
+
+        $commandXML->appendChild($helpXML = $dom->createElement('help'));
+        $helpXML->appendChild($dom->createTextNode(str_replace("\n", "\n ", $command->getProcessedHelp())));
+
+        $definitionXML = $this->getInputDefinitionDocument($command->getNativeDefinition());
+        $this->appendDocument($commandXML, $definitionXML->getElementsByTagName('definition')->item(0));
+
+        return $dom;
+    }
+
+    /**
+     * @param Application $application
+     * @param string|null $namespace
+     *
+     * @return \DOMDocument
+     */
+    public function getApplicationDocument(Application $application, $namespace = null)
+    {
+        $dom = new \DOMDocument('1.0', 'UTF-8');
+        $dom->appendChild($rootXml = $dom->createElement('symfony'));
+
+        if ('UNKNOWN' !== $application->getName()) {
+            $rootXml->setAttribute('name', $application->getName());
+            if ('UNKNOWN' !== $application->getVersion()) {
+                $rootXml->setAttribute('version', $application->getVersion());
+            }
+        }
+
+        $rootXml->appendChild($commandsXML = $dom->createElement('commands'));
+
+        $description = new ApplicationDescription($application, $namespace, true);
+
+        if ($namespace) {
+            $commandsXML->setAttribute('namespace', $namespace);
+        }
+
+        foreach ($description->getCommands() as $command) {
+            $this->appendDocument($commandsXML, $this->getCommandDocument($command));
+        }
+
+        if (!$namespace) {
+            $rootXml->appendChild($namespacesXML = $dom->createElement('namespaces'));
+
+            foreach ($description->getNamespaces() as $namespaceDescription) {
+                $namespacesXML->appendChild($namespaceArrayXML = $dom->createElement('namespace'));
+                $namespaceArrayXML->setAttribute('id', $namespaceDescription['id']);
+
+                foreach ($namespaceDescription['commands'] as $name) {
+                    $namespaceArrayXML->appendChild($commandXML = $dom->createElement('command'));
+                    $commandXML->appendChild($dom->createTextNode($name));
+                }
+            }
+        }
+
+        return $dom;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputArgument(InputArgument $argument, array $options = array())
+    {
+        $this->writeDocument($this->getInputArgumentDocument($argument));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputOption(InputOption $option, array $options = array())
+    {
+        $this->writeDocument($this->getInputOptionDocument($option));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeInputDefinition(InputDefinition $definition, array $options = array())
+    {
+        $this->writeDocument($this->getInputDefinitionDocument($definition));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeCommand(Command $command, array $options = array())
+    {
+        $this->writeDocument($this->getCommandDocument($command));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function describeApplication(Application $application, array $options = array())
+    {
+        $this->writeDocument($this->getApplicationDocument($application, isset($options['namespace']) ? $options['namespace'] : null));
+    }
+
+    /**
+     * Appends document children to parent node.
+     */
+    private function appendDocument(\DOMNode $parentNode, \DOMNode $importedParent)
+    {
+        foreach ($importedParent->childNodes as $childNode) {
+            $parentNode->appendChild($parentNode->ownerDocument->importNode($childNode, true));
+        }
+    }
+
+    /**
+     * Writes DOM document.
+     *
+     * @return \DOMDocument|string
+     */
+    private function writeDocument(\DOMDocument $dom)
+    {
+        $dom->formatOutput = true;
+        $this->write($dom->saveXML());
+    }
+
+    /**
+     * @return \DOMDocument
+     */
+    private function getInputArgumentDocument(InputArgument $argument)
+    {
+        $dom = new \DOMDocument('1.0', 'UTF-8');
+
+        $dom->appendChild($objectXML = $dom->createElement('argument'));
+        $objectXML->setAttribute('name', $argument->getName());
+        $objectXML->setAttribute('is_required', $argument->isRequired() ? 1 : 0);
+        $objectXML->setAttribute('is_array', $argument->isArray() ? 1 : 0);
+        $objectXML->appendChild($descriptionXML = $dom->createElement('description'));
+        $descriptionXML->appendChild($dom->createTextNode($argument->getDescription()));
+
+        $objectXML->appendChild($defaultsXML = $dom->createElement('defaults'));
+        $defaults = is_array($argument->getDefault()) ? $argument->getDefault() : (is_bool($argument->getDefault()) ? array(var_export($argument->getDefault(), true)) : ($argument->getDefault() ? array($argument->getDefault()) : array()));
+        foreach ($defaults as $default) {
+            $defaultsXML->appendChild($defaultXML = $dom->createElement('default'));
+            $defaultXML->appendChild($dom->createTextNode($default));
+        }
+
+        return $dom;
+    }
+
+    /**
+     * @return \DOMDocument
+     */
+    private function getInputOptionDocument(InputOption $option)
+    {
+        $dom = new \DOMDocument('1.0', 'UTF-8');
+
+        $dom->appendChild($objectXML = $dom->createElement('option'));
+        $objectXML->setAttribute('name', '--'.$option->getName());
+        $pos = strpos($option->getShortcut(), '|');
+        if (false !== $pos) {
+            $objectXML->setAttribute('shortcut', '-'.substr($option->getShortcut(), 0, $pos));
+            $objectXML->setAttribute('shortcuts', '-'.implode('|-', explode('|', $option->getShortcut())));
+        } else {
+            $objectXML->setAttribute('shortcut', $option->getShortcut() ? '-'.$option->getShortcut() : '');
+        }
+        $objectXML->setAttribute('accept_value', $option->acceptValue() ? 1 : 0);
+        $objectXML->setAttribute('is_value_required', $option->isValueRequired() ? 1 : 0);
+        $objectXML->setAttribute('is_multiple', $option->isArray() ? 1 : 0);
+        $objectXML->appendChild($descriptionXML = $dom->createElement('description'));
+        $descriptionXML->appendChild($dom->createTextNode($option->getDescription()));
+
+        if ($option->acceptValue()) {
+            $defaults = is_array($option->getDefault()) ? $option->getDefault() : (is_bool($option->getDefault()) ? array(var_export($option->getDefault(), true)) : ($option->getDefault() ? array($option->getDefault()) : array()));
+            $objectXML->appendChild($defaultsXML = $dom->createElement('defaults'));
+
+            if (!empty($defaults)) {
+                foreach ($defaults as $default) {
+                    $defaultsXML->appendChild($defaultXML = $dom->createElement('default'));
+                    $defaultXML->appendChild($dom->createTextNode($default));
+                }
+            }
+        }
+
+        return $dom;
+    }
+}