--- /dev/null
+module ExitCodes
+
+ EXIT_SUCCESS = 0
+ EXIT_NO_URL = 1
+ EXIT_INVALID_URL = 2
+ EXIT_COULDNT_GET_VIDEO_URL = 3
+ EXIT_IO_ERROR = 4
+ EXIT_ERROR_READING_FROM_VIDEO_URL = 5
+ EXIT_CONNECTION_REFUSED = 6
+ EXIT_HTTP_ERROR = 7
+ EXIT_ACCESS_DENIED = 8
+
+end