diff vendor/symfony/console/Formatter/OutputFormatter.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/console/Formatter/OutputFormatter.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,241 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Console\Formatter;
+
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+
+/**
+ * Formatter class for console output.
+ *
+ * @author Konstantin Kudryashov <[e-mail]>
+ */
+class OutputFormatter implements OutputFormatterInterface
+{
+    private $decorated;
+    private $styles = array();
+    private $styleStack;
+
+    /**
+     * Escapes "<" special char in given text.
+     *
+     * @param string $text Text to escape
+     *
+     * @return string Escaped text
+     */
+    public static function escape($text)
+    {
+        $text = preg_replace('/([^\\\\]?)</', '$1\\<', $text);
+
+        return self::escapeTrailingBackslash($text);
+    }
+
+    /**
+     * Escapes trailing "\" in given text.
+     *
+     * @param string $text Text to escape
+     *
+     * @return string Escaped text
+     *
+     * @internal
+     */
+    public static function escapeTrailingBackslash($text)
+    {
+        if ('\\' === substr($text, -1)) {
+            $len = strlen($text);
+            $text = rtrim($text, '\\');
+            $text .= str_repeat('<<', $len - strlen($text));
+        }
+
+        return $text;
+    }
+
+    /**
+     * Initializes console output formatter.
+     *
+     * @param bool                            $decorated Whether this formatter should actually decorate strings
+     * @param OutputFormatterStyleInterface[] $styles    Array of "name => FormatterStyle" instances
+     */
+    public function __construct($decorated = false, array $styles = array())
+    {
+        $this->decorated = (bool) $decorated;
+
+        $this->setStyle('error', new OutputFormatterStyle('white', 'red'));
+        $this->setStyle('info', new OutputFormatterStyle('green'));
+        $this->setStyle('comment', new OutputFormatterStyle('yellow'));
+        $this->setStyle('question', new OutputFormatterStyle('black', 'cyan'));
+
+        foreach ($styles as $name => $style) {
+            $this->setStyle($name, $style);
+        }
+
+        $this->styleStack = new OutputFormatterStyleStack();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setDecorated($decorated)
+    {
+        $this->decorated = (bool) $decorated;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isDecorated()
+    {
+        return $this->decorated;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setStyle($name, OutputFormatterStyleInterface $style)
+    {
+        $this->styles[strtolower($name)] = $style;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function hasStyle($name)
+    {
+        return isset($this->styles[strtolower($name)]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getStyle($name)
+    {
+        if (!$this->hasStyle($name)) {
+            throw new InvalidArgumentException(sprintf('Undefined style: %s', $name));
+        }
+
+        return $this->styles[strtolower($name)];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function format($message)
+    {
+        $message = (string) $message;
+        $offset = 0;
+        $output = '';
+        $tagRegex = '[a-z][a-z0-9,_=;-]*+';
+        preg_match_all("#<(($tagRegex) | /($tagRegex)?)>#ix", $message, $matches, PREG_OFFSET_CAPTURE);
+        foreach ($matches[0] as $i => $match) {
+            $pos = $match[1];
+            $text = $match[0];
+
+            if (0 != $pos && '\\' == $message[$pos - 1]) {
+                continue;
+            }
+
+            // add the text up to the next tag
+            $output .= $this->applyCurrentStyle(substr($message, $offset, $pos - $offset));
+            $offset = $pos + strlen($text);
+
+            // opening tag?
+            if ($open = '/' != $text[1]) {
+                $tag = $matches[1][$i][0];
+            } else {
+                $tag = isset($matches[3][$i][0]) ? $matches[3][$i][0] : '';
+            }
+
+            if (!$open && !$tag) {
+                // </>
+                $this->styleStack->pop();
+            } elseif (false === $style = $this->createStyleFromString(strtolower($tag))) {
+                $output .= $this->applyCurrentStyle($text);
+            } elseif ($open) {
+                $this->styleStack->push($style);
+            } else {
+                $this->styleStack->pop($style);
+            }
+        }
+
+        $output .= $this->applyCurrentStyle(substr($message, $offset));
+
+        if (false !== strpos($output, '<<')) {
+            return strtr($output, array('\\<' => '<', '<<' => '\\'));
+        }
+
+        return str_replace('\\<', '<', $output);
+    }
+
+    /**
+     * @return OutputFormatterStyleStack
+     */
+    public function getStyleStack()
+    {
+        return $this->styleStack;
+    }
+
+    /**
+     * Tries to create new style instance from string.
+     *
+     * @param string $string
+     *
+     * @return OutputFormatterStyle|false false if string is not format string
+     */
+    private function createStyleFromString($string)
+    {
+        if (isset($this->styles[$string])) {
+            return $this->styles[$string];
+        }
+
+        if (!preg_match_all('/([^=]+)=([^;]+)(;|$)/', $string, $matches, PREG_SET_ORDER)) {
+            return false;
+        }
+
+        $style = new OutputFormatterStyle();
+        foreach ($matches as $match) {
+            array_shift($match);
+
+            if ('fg' == $match[0]) {
+                $style->setForeground($match[1]);
+            } elseif ('bg' == $match[0]) {
+                $style->setBackground($match[1]);
+            } elseif ('options' === $match[0]) {
+                preg_match_all('([^,;]+)', $match[1], $options);
+                $options = array_shift($options);
+                foreach ($options as $option) {
+                    try {
+                        $style->setOption($option);
+                    } catch (\InvalidArgumentException $e) {
+                        @trigger_error(sprintf('Unknown style options are deprecated since version 3.2 and will be removed in 4.0. Exception "%s".', $e->getMessage()), E_USER_DEPRECATED);
+
+                        return false;
+                    }
+                }
+            } else {
+                return false;
+            }
+        }
+
+        return $style;
+    }
+
+    /**
+     * Applies current style from stack to text, if must be applied.
+     *
+     * @param string $text Input text
+     *
+     * @return string Styled text
+     */
+    private function applyCurrentStyle($text)
+    {
+        return $this->isDecorated() && strlen($text) > 0 ? $this->styleStack->getCurrent()->apply($text) : $text;
+    }
+}