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[yaffs-website] / vendor / behat / behat / src / Behat / Testwork / Argument / PregMatchArgumentOrganiser.php

diff --git a/vendor/behat/behat/src/Behat/Testwork/Argument/PregMatchArgumentOrganiser.php b/vendor/behat/behat/src/Behat/Testwork/Argument/PregMatchArgumentOrganiser.php
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+<?php
+
+/*
+ * This file is part of the Behat Testwork.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Testwork\Argument;
+
+use ReflectionFunctionAbstract;
+
+/**
+ * Organises arguments coming from preg_match results.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class PregMatchArgumentOrganiser implements ArgumentOrganiser
+{
+    /**
+     * @var ArgumentOrganiser
+     */
+    private $baseOrganiser;
+
+    /**
+     * Initialises organiser.
+     *
+     * @param ArgumentOrganiser $organiser
+     */
+    public function __construct(ArgumentOrganiser $organiser)
+    {
+        $this->baseOrganiser = $organiser;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function organiseArguments(ReflectionFunctionAbstract $function, array $match)
+    {
+        $arguments = $this->cleanupMatchDuplicates($match);
+
+        return $this->baseOrganiser->organiseArguments($function, $arguments);
+    }
+
+    /**
+     * Cleans up provided preg_match match into a list of arguments.
+     *
+     * `preg_match` matches named arguments with named indexes and also
+     * represents all arguments with numbered indexes. This method removes
+     * duplication and also drops the first full match element from the
+     * array.
+     *
+     * @param array $match
+     *
+     * @return mixed[]
+     */
+    private function cleanupMatchDuplicates(array $match)
+    {
+        $cleanMatch = array_slice($match, 1);
+        $arguments = array();
+
+        $keys = array_keys($cleanMatch);
+        for ($keyIndex = 0; $keyIndex < count($keys); $keyIndex++) {
+            $key = $keys[$keyIndex];
+
+            $arguments[$key] = $cleanMatch[$key];
+
+            if ($this->isKeyAStringAndNexOneIsAnInteger($keyIndex, $keys)) {
+                $keyIndex += 1;
+            }
+        }
+
+        return $arguments;
+    }
+
+    /**
+     * Checks if key at provided index is a string and next key in the array is an integer.
+     *
+     * @param integer $keyIndex
+     * @param mixed[] $keys
+     *
+     * @return Boolean
+     */
+    private function isKeyAStringAndNexOneIsAnInteger($keyIndex, array $keys)
+    {
+        $keyIsAString = is_string($keys[$keyIndex]);
+        $nextKeyIsAnInteger = isset($keys[$keyIndex + 1]) && is_integer($keys[$keyIndex + 1]);
+
+        return $keyIsAString && $nextKeyIsAnInteger;
+    }
+}