Function main

Tools/peg_generator/pegen/grammar_visualizer.py:50–60

()

def main() -> None:
    args = argparser.parse_args()

    try:
        grammar, parser, tokenizer = build_parser(args.filename)
    except Exception as err:
        print("ERROR: Failed to parse grammar file", err, file=sys.stderr)
        sys.exit(1)

    visitor = ASTGrammarPrinter()
    visitor.print_grammar_ast(grammar)


if __name__ == "__main__":