From 343f2ccbe7d2a454dd32e0bea5d82e8cbe3ee67e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Thu, 3 Mar 2022 01:52:39 +0100
Subject: [PATCH] Don't access entities from Object.prototype

---
 packages/babel-parser/src/plugins/jsx/xhtml.js                | 3 ++-
 .../jsx/html-entities/no-object-prototype/output.json         | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/babel-parser/src/plugins/jsx/xhtml.js b/packages/babel-parser/src/plugins/jsx/xhtml.js
index 101fdebfc7dc..197665044343 100644
--- a/packages/babel-parser/src/plugins/jsx/xhtml.js
+++ b/packages/babel-parser/src/plugins/jsx/xhtml.js
@@ -1,6 +1,7 @@
 // @flow
 
-const entities: { [name: string]: string } = {
+const entities: { [name: string]: string, __proto__: null } = {
+  __proto__: null,
   quot: "\u0022",
   amp: "&",
   apos: "\u0027",
diff --git a/packages/babel-parser/test/fixtures/jsx/html-entities/no-object-prototype/output.json b/packages/babel-parser/test/fixtures/jsx/html-entities/no-object-prototype/output.json
index 17fcd9d95ac2..fc708cc1f446 100644
--- a/packages/babel-parser/test/fixtures/jsx/html-entities/no-object-prototype/output.json
+++ b/packages/babel-parser/test/fixtures/jsx/html-entities/no-object-prototype/output.json
@@ -38,10 +38,10 @@
               "type": "JSXText",
               "start":3,"end":12,"loc":{"start":{"line":1,"column":3,"index":3},"end":{"line":1,"column":12,"index":12}},
               "extra": {
-                "rawValue": "function valueOf() { [native code] }",
+                "rawValue": "&valueOf;",
                 "raw": "&valueOf;"
               },
-              "value": "function valueOf() { [native code] }"
+              "value": "&valueOf;"
             }
           ]
         }