"""
exception definitions
"""


class ParseError(Exception):
    pass


class AprsParseError(ParseError):
    """Parse error while parsing an aprs packet."""
    def __init__(self, aprs_string):
        self.aprs_string = aprs_string

        self.message = "This is not a valid APRS packet: {}".format(aprs_string)
        super(AprsParseError, self).__init__(self.message)


class OgnParseError(ParseError):
    """Parse error while parsing an ogn message from aprs comment."""
    def __init__(self, aprs_comment):
        self.aprs_comment = aprs_comment

        self.message = "This is not a valid OGN message: {}".format(aprs_comment)
        super(OgnParseError, self).__init__(self.message)