debug

Author: ono-max

lib/debug/server_cdp.rb

@@ -419,6 +419,7 @@ def send **msg
 
       def extract_data
         first_group = @sock.getbyte
+        raise Detach if first_group == nil
         fin = first_group & 0b10000000 != 128
         raise 'Unsupported' if fin