tab \x00[\t]
hash \x00#
literal_at \x00@\x00@
+normal_at \x00@
otherchar \x00[\x21-\x22\x24-\x2F\x3A-\x3F\x5B-\x5E\x60\x7B-\x7E\x80-\xFF]|[\x01-\xFF][\x00-\xFF]
terminator \x00\x0D|\x00\x0A|\x00\x0D\x00\x0A|\x00\x0A\x00\x0D
<<EOF>> ACTION_EOF
+{normal_at} ACTION_NORMAL_AT
+
. ACTION_UNEXPECTED
%%