from regex import lit, concat, bar, star
from regex_to_nfa import to_nfa
from nfa_to_regex import to_regex

def main():
	regex = concat(bar(lit('foo'), lit('bar')), bar(lit('baz'), lit('qux')))
	print(regex)

	nfa = to_nfa(regex)
	regex_prime = to_regex(nfa)

	print(regex_prime)

if __name__ == '__main__':
	main()