Add support for detecting if an expression had explicit parentheses

src/Node/Expression/AbstractExpression.php

@@ -25,4 +25,19 @@ abstract class AbstractExpression extends Node
     {
         return $this->hasAttribute('is_generator') && $this->getAttribute('is_generator');
     }
+
+    /**
+     * @return static
+     */
+    public function setExplicitParentheses(): self
+    {
+        $this->setAttribute('with_parentheses', true);
+
+        return $this;
+    }
+
+    public function hasExplicitParentheses(): bool
+    {
+        return $this->hasAttribute('with_parentheses') && $this->getAttribute('with_parentheses');
+    }
 }