Bugfix for 61b17437dc14a1c7e90ff48a6198df77828c6df4

[yt-dlp.git] / yt_dlp / jsinterp.py

diff --git a/yt_dlp/jsinterp.py b/yt_dlp/jsinterp.py
index 7c7940efd581f7646cb0521935da529b8eb2ab68..bda3fb45991e6a06683bddf38676629a154141d0 100644 (file)
--- a/yt_dlp/jsinterp.py
+++ b/yt_dlp/jsinterp.py
@@ -44,7 +44,7 @@ def wrapped(a, b):
 
 
 def _js_div(a, b):
-    if JS_Undefined in (a, b) or not (a and b):
+    if JS_Undefined in (a, b) or not (a or b):
         return float('nan')
     return (a or 0) / b if b else float('inf')
 
@@ -779,7 +779,7 @@ def extract_object(self, objname):
         obj = {}
         obj_m = re.search(
             r'''(?x)
-                (?<!this\.)%s\s*=\s*{\s*
+                (?<!\.)%s\s*=\s*{\s*
                     (?P<fields>(%s\s*:\s*function\s*\(.*?\)\s*{.*?}(?:,\s*)?)*)
                 }\s*;
             ''' % (re.escape(objname), _FUNC_NAME_RE),
@@ -812,9 +812,9 @@ def extract_function_code(self, funcname):
                 \((?P<args>[^)]*)\)\s*
                 (?P<code>{.+})''' % {'name': re.escape(funcname)},
             self.code)
-        code, _ = self._separate_at_paren(func_m.group('code'))
         if func_m is None:
             raise self.Exception(f'Could not find JS function "{funcname}"')
+        code, _ = self._separate_at_paren(func_m.group('code'))
         return [x.strip() for x in func_m.group('args').split(',')], code
 
     def extract_function(self, funcname):