Debug

Author: ono-max

lib/debug/server_cdp.rb

@@ -344,10 +344,10 @@ def send **msg
 
       def extract_data
         first_group = @sock.getbyte
-        fin = first_group & 0b10000000 != 128
-        raise 'Unsupported' if fin
         opcode = first_group & 0b00001111
         raise "Unsupported: #{opcode}" unless opcode == 1
+        fin = first_group & 0b10000000 != 128
+        raise 'Unsupported' if fin
 
         second_group = @sock.getbyte
         mask = second_group & 0b10000000 == 128