Class Terminal

Lib/email/_header_value_parser.py:903–943

#

class Terminal(str):

    as_ew_allowed = True
    ew_combine_allowed = True
    syntactic_break = True

    def __new__(cls, value, token_type):
        self = super().__new__(cls, value)
        self.token_type = token_type
        self.defects = []
        return self

    def __repr__(self):
        return "{}({})".format(self.__class__.__name__, super().__repr__())

    def pprint(self):
        print(self.__class__.__name__ + '/' + self.token_type)

    @property
    def all_defects(self):
        return list(self.defects)

    def _pp(self, indent=''):
        return ["{}{}/{}({}){}".format(
            indent,
            self.__class__.__name__,
            self.token_type,
            super().__repr__(),
            '' if not self.defects else ' {}'.format(self.defects),
            )]

    def pop_trailing_ws(self):
        # This terminates the recursion.
        return None

    @property
    def comments(self):
        return []

    def __getnewargs__(self):
        return(str(self), self.token_type)


class WhiteSpaceTerminal(Terminal):