update v1.0.3.3

vendor/psy/psysh/src/Psy/Command/Command.php

@@ -0,0 +1,282 @@
+<?php
+
+/*
+ * This file is part of Psy Shell
+ *
+ * (c) 2012-2014 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 Psy\Shell;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Command\Command as BaseCommand;
+use Symfony\Component\Console\Helper\Table;
+use Symfony\Component\Console\Helper\TableHelper;
+use Symfony\Component\Console\Helper\TableStyle;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * The Psy Shell base command.
+ */
+abstract class Command extends BaseCommand
+{
+    /**
+     * Sets the application instance for this command.
+     *
+     * @param Application $application An Application instance
+     *
+     * @api
+     */
+    public function setApplication(Application $application = null)
+    {
+        if ($application !== null && !$application instanceof Shell) {
+            throw new \InvalidArgumentException('PsySH Commands require an instance of Psy\Shell.');
+        }
+
+        return parent::setApplication($application);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function asText()
+    {
+        $messages = array(
+            '<comment>Usage:</comment>',
+            ' ' . $this->getSynopsis(),
+            '',
+        );
+
+        if ($this->getAliases()) {
+            $messages[] = $this->aliasesAsText();
+        }
+
+        if ($this->getArguments()) {
+            $messages[] = $this->argumentsAsText();
+        }
+
+        if ($this->getOptions()) {
+            $messages[] = $this->optionsAsText();
+        }
+
+        if ($help = $this->getProcessedHelp()) {
+            $messages[] = '<comment>Help:</comment>';
+            $messages[] = ' ' . str_replace("\n", "\n ", $help) . "\n";
+        }
+
+        return implode("\n", $messages);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    private function getArguments()
+    {
+        $hidden = $this->getHiddenArguments();
+
+        return array_filter($this->getNativeDefinition()->getArguments(), function ($argument) use ($hidden) {
+            return !in_array($argument->getName(), $hidden);
+        });
+    }
+
+    /**
+     * These arguments will be excluded from help output.
+     *
+     * @return array
+     */
+    protected function getHiddenArguments()
+    {
+        return array('command');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    private function getOptions()
+    {
+        $hidden = $this->getHiddenOptions();
+
+        return array_filter($this->getNativeDefinition()->getOptions(), function ($option) use ($hidden) {
+            return !in_array($option->getName(), $hidden);
+        });
+    }
+
+    /**
+     * These options will be excluded from help output.
+     *
+     * @return array
+     */
+    protected function getHiddenOptions()
+    {
+        return array('verbose');
+    }
+
+    /**
+     * Format command aliases as text..
+     *
+     * @return string
+     */
+    private function aliasesAsText()
+    {
+        return '<comment>Aliases:</comment> <info>' . implode(', ', $this->getAliases()) . '</info>' . PHP_EOL;
+    }
+
+    /**
+     * Format command arguments as text.
+     *
+     * @return string
+     */
+    private function argumentsAsText()
+    {
+        $max = $this->getMaxWidth();
+        $messages = array();
+
+        $arguments = $this->getArguments();
+        if (!empty($arguments)) {
+            $messages[] = '<comment>Arguments:</comment>';
+            foreach ($arguments as $argument) {
+                if (null !== $argument->getDefault() && (!is_array($argument->getDefault()) || count($argument->getDefault()))) {
+                    $default = sprintf('<comment> (default: %s)</comment>', $this->formatDefaultValue($argument->getDefault()));
+                } else {
+                    $default = '';
+                }
+
+                $description = str_replace("\n", "\n" . str_pad('', $max + 2, ' '), $argument->getDescription());
+
+                $messages[] = sprintf(" <info>%-${max}s</info> %s%s", $argument->getName(), $description, $default);
+            }
+
+            $messages[] = '';
+        }
+
+        return implode(PHP_EOL, $messages);
+    }
+
+    /**
+     * Format options as text.
+     *
+     * @return string
+     */
+    private function optionsAsText()
+    {
+        $max = $this->getMaxWidth();
+        $messages = array();
+
+        $options = $this->getOptions();
+        if ($options) {
+            $messages[] = '<comment>Options:</comment>';
+
+            foreach ($options as $option) {
+                if ($option->acceptValue() && null !== $option->getDefault() && (!is_array($option->getDefault()) || count($option->getDefault()))) {
+                    $default = sprintf('<comment> (default: %s)</comment>', $this->formatDefaultValue($option->getDefault()));
+                } else {
+                    $default = '';
+                }
+
+                $multiple = $option->isArray() ? '<comment> (multiple values allowed)</comment>' : '';
+                $description = str_replace("\n", "\n" . str_pad('', $max + 2, ' '), $option->getDescription());
+
+                $optionMax = $max - strlen($option->getName()) - 2;
+                $messages[] = sprintf(
+                    " <info>%s</info> %-${optionMax}s%s%s%s",
+                    '--' . $option->getName(),
+                    $option->getShortcut() ? sprintf('(-%s) ', $option->getShortcut()) : '',
+                    $description,
+                    $default,
+                    $multiple
+                );
+            }
+
+            $messages[] = '';
+        }
+
+        return implode(PHP_EOL, $messages);
+    }
+
+    /**
+     * Calculate the maximum padding width for a set of lines.
+     *
+     * @return int
+     */
+    private function getMaxWidth()
+    {
+        $max = 0;
+
+        foreach ($this->getOptions() as $option) {
+            $nameLength = strlen($option->getName()) + 2;
+            if ($option->getShortcut()) {
+                $nameLength += strlen($option->getShortcut()) + 3;
+            }
+
+            $max = max($max, $nameLength);
+        }
+
+        foreach ($this->getArguments() as $argument) {
+            $max = max($max, strlen($argument->getName()));
+        }
+
+        return ++$max;
+    }
+
+    /**
+     * Format an option default as text.
+     *
+     * @param mixed $default
+     *
+     * @return string
+     */
+    private function formatDefaultValue($default)
+    {
+        if (is_array($default) && $default === array_values($default)) {
+            return sprintf("array('%s')", implode("', '", $default));
+        }
+
+        return str_replace("\n", '', var_export($default, true));
+    }
+
+    /**
+     * Get a Table instance.
+     *
+     * Falls back to legacy TableHelper.
+     *
+     * @return Table|TableHelper
+     */
+    protected function getTable(OutputInterface $output)
+    {
+        if (!class_exists('Symfony\Component\Console\Helper\Table')) {
+            return $this->getTableHelper();
+        }
+
+        $style = new TableStyle();
+        $style
+            ->setVerticalBorderChar(' ')
+            ->setHorizontalBorderChar('')
+            ->setCrossingChar('');
+
+        $table = new Table($output);
+
+        return $table
+            ->setRows(array())
+            ->setStyle($style);
+    }
+
+    /**
+     * Legacy fallback for getTable.
+     *
+     * @return TableHelper
+     */
+    protected function getTableHelper()
+    {
+        $table = $this->getApplication()->getHelperSet()->get('table');
+
+        return $table
+            ->setRows(array())
+            ->setLayout(TableHelper::LAYOUT_BORDERLESS)
+            ->setHorizontalBorderChar('')
+            ->setCrossingChar('');
+    }
+}