From d6433cbb2c4440056a38846e35bb5a3efa9bcac2 Mon Sep 17 00:00:00 2001
From: dirkf <fieldhouse@gmx.net>
Date: Sat, 17 Jun 2023 15:43:10 +0100
Subject: [PATCH] [jsinterp] Don't find unrelated objects

---
 youtube_dl/jsinterp.py | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/youtube_dl/jsinterp.py b/youtube_dl/jsinterp.py
index c18c4fef1..00f219440 100644
--- a/youtube_dl/jsinterp.py
+++ b/youtube_dl/jsinterp.py
@@ -941,15 +941,15 @@ class JSInterpreter(object):
         _FUNC_NAME_RE = r'''(?:[a-zA-Z$0-9]+|"[a-zA-Z$0-9]+"|'[a-zA-Z$0-9]+')'''
         obj = {}
         obj_m = re.search(
-            r'''(?x)
-                (?<!this\.)%s\s*=\s*{\s*
-                    (?P<fields>(%s\s*:\s*function\s*\(.*?\)\s*{.*?}(?:,\s*)?)*)
-                }\s*;
-            ''' % (re.escape(objname), _FUNC_NAME_RE),
+            r'''(?xs)
+                (?:{0}\s*\.\s*{1}|{1}\s*=\s*\{{\s*
+                    (?P<fields>({2}\s*:\s*function\s*\(.*?\)\s*\{{.*?}}(?:,\s*)?)*)
+                }}\s*);
+            '''.format(_NAME_RE, re.escape(objname), _FUNC_NAME_RE),
             self.code)
-        if not obj_m:
+        fields = obj_m and obj_m.group('fields')
+        if fields is None:
             raise self.Exception('Could not find object ' + objname)
-        fields = obj_m.group('fields')
         # Currently, it only supports function definitions
         fields_m = re.finditer(
             r'''(?x)