From 4d6502de423bdf7a278d67fa2ebb515fd834ce41 Mon Sep 17 00:00:00 2001
From: davidot <david.tuin@gmail.com>
Date: Sat, 14 Aug 2021 17:08:09 +0200
Subject: [PATCH] LibJS: Disallow standalone super expression

---
 Userland/Libraries/LibJS/Parser.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Userland/Libraries/LibJS/Parser.cpp b/Userland/Libraries/LibJS/Parser.cpp
index 303cf457a2..962d228598 100644
--- a/Userland/Libraries/LibJS/Parser.cpp
+++ b/Userland/Libraries/LibJS/Parser.cpp
@@ -1297,6 +1297,9 @@ NonnullRefPtr<Expression> Parser::parse_expression(int min_precedence, Associati
         }
     }
 
+    if (is<SuperExpression>(*expression))
+        syntax_error("'super' keyword unexpected here");
+
     check_for_invalid_object_property(expression);
 
     if (match(TokenType::Comma) && min_precedence <= 1) {