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diff --git a/vendor/zendframework/zend-stdlib/src/Guard/ArrayOrTraversableGuardTrait.php b/vendor/zendframework/zend-stdlib/src/Guard/ArrayOrTraversableGuardTrait.php
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index 000000000..116101f1b
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+++ b/vendor/zendframework/zend-stdlib/src/Guard/ArrayOrTraversableGuardTrait.php
@@ -0,0 +1,41 @@
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link      http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Stdlib\Guard;
+
+use Traversable;
+
+/**
+ * Provide a guard method for array or Traversable data
+ */
+trait ArrayOrTraversableGuardTrait
+{
+    /**
+     * Verifies that the data is an array or Traversable
+     *
+     * @param  mixed  $data           the data to verify
+     * @param  string $dataName       the data name
+     * @param  string $exceptionClass FQCN for the exception
+     * @throws \Exception
+     */
+    protected function guardForArrayOrTraversable(
+        $data,
+        $dataName = 'Argument',
+        $exceptionClass = 'Zend\Stdlib\Exception\InvalidArgumentException'
+    ) {
+        if (! is_array($data) && ! ($data instanceof Traversable)) {
+            $message = sprintf(
+                "%s must be an array or Traversable, [%s] given",
+                $dataName,
+                is_object($data) ? get_class($data) : gettype($data)
+            );
+            throw new $exceptionClass($message);
+        }
+    }
+}