"""Hold exceptions for QC package"""

from collections import namedtuple

class InvalidCellValue(Exception):
    """Raised when a function encounters an invalid value"""

    def __init__(self, *args):
        super().__init__(*args)

class InvalidHeaderValue(Exception):
    """Raised when a header contains values not in the reference file."""

    def __init__(self, *args):
        super().__init__(*args)

class DuplicateHeader(Exception):
    """Raised when a header contains 2 similar headers."""

    def __init__(self, *args):
        super().__init__(*args)

class ParseError(Exception):
    """Raised if any of the above exceptions are raised"""
    def __init__(self, *args):
        super().__init__(*args)

InvalidValue = namedtuple(
    "InvalidValue", ("line", "column", "value", "message"))

DuplicateHeading = namedtuple(
    "DuplicateHeading", ("line", "columns", "heading", "message"))