diff vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/CloningVisitor.php @ 13:5fb285c0d0e3

Update Drupal core to 8.4.7 via Composer. Security update; I *think* we've
been lucky to get away with this so far, as we don't support self-registration
which seems to be used by the so-called "drupalgeddon 2" attack that 8.4.5
was vulnerable to.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/nikic/php-parser/lib/PhpParser/NodeVisitor/CloningVisitor.php	Mon Apr 23 09:33:26 2018 +0100
@@ -0,0 +1,20 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\NodeVisitor;
+
+use PhpParser\Node;
+use PhpParser\NodeVisitorAbstract;
+
+/**
+ * Visitor cloning all nodes and linking to the original nodes using an attribute.
+ *
+ * This visitor is required to perform format-preserving pretty prints.
+ */
+class CloningVisitor extends NodeVisitorAbstract
+{
+    public function enterNode(Node $origNode) {
+        $node = clone $origNode;
+        $node->setAttribute('origNode', $origNode);
+        return $node;
+    }
+}