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[yaffs-website] / vendor / consolidation / robo / src / Common / ProcessUtils.php

diff --git a/vendor/consolidation/robo/src/Common/ProcessUtils.php b/vendor/consolidation/robo/src/Common/ProcessUtils.php
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+++ b/vendor/consolidation/robo/src/Common/ProcessUtils.php
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+<?php
+
+/*
+ * This file is derived from part of the Symfony package, which is
+ * (c) Fabien Potencier <fabien@symfony.com>
+ */
+
+namespace Robo\Common;
+
+use Symfony\Component\Process\Exception\InvalidArgumentException;
+
+/**
+ * ProcessUtils is a bunch of utility methods. We want to allow Robo 1.x
+ * to work with Symfony 4.x while remaining backwards compatibility. This
+ * requires us to replace some deprecated functionality removed in Symfony.
+ */
+class ProcessUtils
+{
+    /**
+     * This class should not be instantiated.
+     */
+    private function __construct()
+    {
+    }
+
+    /**
+     * Escapes a string to be used as a shell argument.
+     *
+     * @param string $argument The argument that will be escaped
+     *
+     * @return string The escaped argument
+     *
+     * @deprecated since version 3.3, to be removed in 4.0. Use a command line array or give env vars to the `Process::start/run()` method instead.
+     */
+    public static function escapeArgument($argument)
+    {
+        @trigger_error('The '.__METHOD__.'() method is a copy of a method that was deprecated by Symfony 3.3 and removed in Symfony 4; it will be removed in Robo 2.0.', E_USER_DEPRECATED);
+
+        //Fix for PHP bug #43784 escapeshellarg removes % from given string
+        //Fix for PHP bug #49446 escapeshellarg doesn't work on Windows
+        //@see https://bugs.php.net/bug.php?id=43784
+        //@see https://bugs.php.net/bug.php?id=49446
+        if ('\\' === DIRECTORY_SEPARATOR) {
+            if ('' === $argument) {
+                return escapeshellarg($argument);
+            }
+
+            $escapedArgument = '';
+            $quote = false;
+            foreach (preg_split('/(")/', $argument, -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE) as $part) {
+                if ('"' === $part) {
+                    $escapedArgument .= '\\"';
+                } elseif (self::isSurroundedBy($part, '%')) {
+                    // Avoid environment variable expansion
+                    $escapedArgument .= '^%"'.substr($part, 1, -1).'"^%';
+                } else {
+                    // escape trailing backslash
+                    if ('\\' === substr($part, -1)) {
+                        $part .= '\\';
+                    }
+                    $quote = true;
+                    $escapedArgument .= $part;
+                }
+            }
+            if ($quote) {
+                $escapedArgument = '"'.$escapedArgument.'"';
+            }
+
+            return $escapedArgument;
+        }
+
+        return "'".str_replace("'", "'\\''", $argument)."'";
+    }
+
+    private static function isSurroundedBy($arg, $char)
+    {
+        return 2 < strlen($arg) && $char === $arg[0] && $char === $arg[strlen($arg) - 1];
+    }
+}