def test_parse_from_token_parser(self):
parser = sut.OptionallySurroundedByParenthesesParser(
_ParserThatRaisesException())
for case in self.SOURCE_STR_CASES:
token_parser = _token_parser_of(case.value)
with self.subTest(case.name):
with self.assertRaises(
SingleInstructionInvalidArgumentException):
parser.parse_from_token_parser(token_parser)
def program_parser(
must_be_on_current_line: bool = False,
exe_file_relativity: RelOptionArgumentConfiguration = pgm_syntax_elements.
EXE_FILE_REL_OPTION_ARG_CONF,
) -> Parser[ProgramSdv]:
parser_for_element_on_arbitrary_line = parser_opt_parens.OptionallySurroundedByParenthesesParser(
_Parser(exe_file_relativity))
return (CurrentLineMustNotBeEmptyExceptForSpace.of_mandatory_element(
syntax_elements.PROGRAM_SYNTAX_ELEMENT.singular_name,
parser_for_element_on_arbitrary_line,
) if must_be_on_current_line else parser_for_element_on_arbitrary_line)
expected_source_after_parse.apply_with_message(
put,
source,
'source',
)
class _ExprWithinParenthesesAbsStx(AbstractSyntax):
def __init__(self, plain_expt: str):
self._plain_expt = plain_expt
def tokenization(self) -> TokenSequence:
return TokenSequence.sequence([
layout.OPTIONAL_NEW_LINE,
reserved_words.PAREN_BEGIN,
self._plain_expt,
layout.OPTIONAL_NEW_LINE,
reserved_words.PAREN_END,
])
def _token_parser_of(source: str) -> TokenParser:
return TokenParser(TokenStream(source))
_SUT_PARSER_OF_INT = sut.OptionallySurroundedByParenthesesParser(
_ParserOfInt())
if __name__ == '__main__':
unittest.TextTestRunner().run(suite())
def string_source_parser(
accepted_file_relativities: RelOptionsConfiguration
) -> Parser[StringSourceSdv]:
return parser_opt_parens.OptionallySurroundedByParenthesesParser(
_StringSourceParserWoParens(accepted_file_relativities))