How to use the tatsu.util.generic_main function in TatSu

To help you get started, we’ve selected a few TatSu examples, based on popular ways it is used in public projects.

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robbert-harms / MOT / mot / parsers / cl / CLDataType.py View on Github

if start is None:
        start = 'result'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = CLDataTypeParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, CLDataTypeParser, name='CLDataType')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

microsoft / TextWorld / textworld / textgen / parser.py View on Github

if start is None:
        start = 'symbol'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = TextGrammarParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, TextGrammarParser, name='TextGrammar')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

HPAC / linnea / linnea / frontend / parser.py View on Github

if start is None:
        start = 'identifier'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = LinneaParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, LinneaParser, name='Linnea')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

microsoft / TextWorld / textworld / logic / parser.py View on Github

if start is None:
        start = 'str'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = GameLogicParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, GameLogicParser, name='GameLogic')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

robbert-harms / MDT / mdt / models / parsers / CompositeModelExpression.py View on Github

if start is None:
        start = 'result'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = CompositeModelExpressionParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, CompositeModelExpressionParser, name='CompositeModelExpression')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

neogeny / TatSu / examples / regex / genparser.py View on Github

def S4(self, ast):  # noqa
        return ast


def main(filename, startrule, **kwargs):
    with open(filename) as f:
        text = f.read()
    parser = RegexpParser()
    return parser.parse(text, startrule, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, RegexpParser, name='Regexp')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

neogeny / TatSu / examples / regex / parser_base.py View on Github

def LITERAL(self, ast):  # noqa
        return ast


def main(filename, startrule, **kwargs):
    with open(filename) as f:
        text = f.read()
    parser = RegexParser()
    return parser.parse(text, startrule, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, RegexParser, name='Regex')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

neogeny / TatSu / examples / calc / v4 / calc_parser.py View on Github

def number(self, ast):
        return ast


def main(filename, startrule, **kwargs):
    with open(filename) as f:
        text = f.read()
    parser = CalcParser()
    return parser.parse(text, startrule, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, CalcParser, name='Calc')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

neogeny / TatSu / examples / javascript / sandbojs / parser / js_parser.py View on Github

if start is None:
        start = 'start'
    if not filename or filename == '-':
        text = sys.stdin.read()
    else:
        with open(filename) as f:
            text = f.read()
    parser = JavaScriptParser()
    return parser.parse(text, rule_name=start, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, JavaScriptParser, name='JavaScript')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

neogeny / TatSu / examples / calc / v6 / calc_parser.py View on Github

def number(self, ast):
        return ast


def main(filename, startrule, **kwargs):
    with open(filename) as f:
        text = f.read()
    parser = CalcParser()
    return parser.parse(text, startrule, filename=filename, **kwargs)


if __name__ == '__main__':
    import json
    from tatsu.util import asjson

    ast = generic_main(main, CalcParser, name='Calc')
    print('AST:')
    print(ast)
    print()
    print('JSON:')
    print(json.dumps(asjson(ast), indent=2))
    print()

How to use the tatsu.util.generic_main function in TatSu

To help you get started, we’ve selected a few TatSu examples, based on popular ways it is used in public projects.

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