def_List.py



#!/usr/bin/python3

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

from os.path import basename, splitext
from railroad import *

Diagram(
    Start("complex"),
    Choice(0,
        "[-*]",
        Sequence(
            "[[:digit:]]+",
            "[).]",
        )
    ),
    Optional(
        OneOrMore(NonTerminal("SPACE")),
        Choice(0,
            NonTerminal("List"),
            NonTerminal("Words")
        )
    ),
    NonTerminal("NEWLINE"),
    End("complex")
).writeStandalone(
    open(splitext(basename(__file__))[0] + ".svg", "w").write)