Ejemplos de generate_c_parser_source en Python

Ejemplo n.º 1

Archivo: test_c_parser.py Proyecto: sailfishos-mirror/cpython

 def test_soft_keywords(self) -> None:
     grammar_source = """
     start: expr+ NEWLINE? ENDMARKER
     expr: "foo"
     """
     grammar = parse_string(grammar_source, GrammarParser)
     parser_source = generate_c_parser_source(grammar)
     assert "expect_soft_keyword" in parser_source

Ejemplo n.º 2

def test_extension_name(tmp_path: PurePath) -> None:
    grammar_source = """
    @modulename 'alternative_name'
    start: expr+ NEWLINE? ENDMARKER
    expr: x=NAME
    """
    grammar = parse_string(grammar_source, GrammarParser)
    parser_source = generate_c_parser_source(grammar)

    assert "PyInit_alternative_name" in parser_source
    assert '.m_name = "alternative_name"' in parser_source

Ejemplo n.º 3

def test_headers_and_trailer(tmp_path: PurePath) -> None:
    grammar_source = """
    @header 'SOME HEADER'
    @subheader 'SOME SUBHEADER'
    @trailer 'SOME TRAILER'
    start: expr+ NEWLINE? ENDMARKER
    expr: x=NAME
    """
    grammar = parse_string(grammar_source, GrammarParser)
    parser_source = generate_c_parser_source(grammar)

    assert "SOME HEADER" in parser_source
    assert "SOME SUBHEADER" in parser_source
    assert "SOME TRAILER" in parser_source