#!/usr/bin/python3

# Copyright 2025, Jonas Smedegaard <dr@jones.dk>
# SPDX-License-Identifier: GPL-3+

from railroad import *

Diagram(
	"[[:alpha:]]",
	"[[:alnum:]]*",
	NonTerminal("_?"),
	"=",
	NonTerminal("_?"),
	Choice(0,
		Sequence(
			'"',
			"[[:alnum:]]*",
			'"',
		),
		"[[:alnum:]]*"
	),
	type="complex"
).writeStandalone(sys.stdout.write)