1 files changed, 85 insertions, 0 deletions

diff --git a/vendor/doctrine/orm/src/Query/AST/Node.php b/vendor/doctrine/orm/src/Query/AST/Node.php
new file mode 100644
index 0000000..cdb5855
--- /dev/null
+++ b/vendor/doctrine/orm/src/Query/AST/Node.php
@@ -0,0 +1,85 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\ORM\Query\AST;
+
+use Doctrine\ORM\Query\SqlWalker;
+use Stringable;
+
+use function get_debug_type;
+use function get_object_vars;
+use function is_array;
+use function is_object;
+use function str_repeat;
+use function var_export;
+
+use const PHP_EOL;
+
+/**
+ * Abstract class of an AST node.
+ *
+ * @link    www.doctrine-project.org
+ */
+abstract class Node implements Stringable
+{
+    /**
+     * Double-dispatch method, supposed to dispatch back to the walker.
+     *
+     * Implementation is not mandatory for all nodes.
+     *
+     * @throws ASTException
+     */
+    public function dispatch(SqlWalker $walker): string
+    {
+        throw ASTException::noDispatchForNode($this);
+    }
+
+    /**
+     * Dumps the AST Node into a string representation for information purpose only.
+     */
+    public function __toString(): string
+    {
+        return $this->dump($this);
+    }
+
+    public function dump(mixed $value): string
+    {
+        static $ident = 0;
+
+        $str = '';
+
+        if ($value instanceof Node) {
+            $str  .= get_debug_type($value) . '(' . PHP_EOL;
+            $props = get_object_vars($value);
+
+            foreach ($props as $name => $prop) {
+                $ident += 4;
+                $str   .= str_repeat(' ', $ident) . '"' . $name . '": '
+                      . $this->dump($prop) . ',' . PHP_EOL;
+                $ident -= 4;
+            }
+
+            $str .= str_repeat(' ', $ident) . ')';
+        } elseif (is_array($value)) {
+            $ident += 4;
+            $str   .= 'array(';
+            $some   = false;
+
+            foreach ($value as $k => $v) {
+                $str .= PHP_EOL . str_repeat(' ', $ident) . '"'
+                      . $k . '" => ' . $this->dump($v) . ',';
+                $some = true;
+            }
+
+            $ident -= 4;
+            $str   .= ($some ? PHP_EOL . str_repeat(' ', $ident) : '') . ')';
+        } elseif (is_object($value)) {
+            $str .= 'instanceof(' . get_debug_type($value) . ')';
+        } else {
+            $str .= var_export($value, true);
+        }
+
+        return $str;
+    }
+}