Source code for astropy.coordinates.angles.errors

# Licensed under a 3-clause BSD style license - see LICENSE.rst

"""Custom angle errors and exceptions used in :mod:`astropy.coordinates.angles`."""

__all__ = [
    "RangeError",
    "BoundsError",
    "IllegalHourError",
    "IllegalMinuteError",
    "IllegalSecondError",
    "IllegalHourWarning",
    "IllegalMinuteWarning",
    "IllegalSecondWarning",
]

from astropy.utils.exceptions import AstropyWarning




class RangeError(ValueError):
    """
    Raised when some part of an angle is out of its valid range.
    """





class BoundsError(RangeError):
    """
    Raised when an angle is outside of its user-specified bounds.
    """





class IllegalHourError(RangeError):
    """
    Raised when an hour value is not in the range [0,24).

    Parameters
    ----------
    hour : int, float

    Examples
    --------
    .. code-block:: python

        if not 0 <= hr < 24:
           raise IllegalHourError(hour)
    """

    def __init__(self, hour):
        self.hour = hour

    def __str__(self):
        return (
            f"An invalid value for 'hours' was found ('{self.hour}'); must be in the"
            " range [0,24)."
        )





class IllegalHourWarning(AstropyWarning):
    """
    Raised when an hour value is 24.

    Parameters
    ----------
    hour : int, float
    """

    def __init__(self, hour, alternativeactionstr=None):
        self.hour = hour
        self.alternativeactionstr = alternativeactionstr

    def __str__(self):
        message = (
            f"'hour' was found  to be '{self.hour}', which is not in range (-24, 24)."
        )
        if self.alternativeactionstr is not None:
            message += " " + self.alternativeactionstr
        return message





class IllegalMinuteError(RangeError):
    """
    Raised when an minute value is not in the range [0,60].

    Parameters
    ----------
    minute : int, float

    Examples
    --------
    .. code-block:: python

        if not 0 <= min < 60:
            raise IllegalMinuteError(minute)

    """

    def __init__(self, minute):
        self.minute = minute

    def __str__(self):
        return (
            f"An invalid value for 'minute' was found ('{self.minute}'); should be in"
            " the range [0,60)."
        )





class IllegalMinuteWarning(AstropyWarning):
    """
    Raised when a minute value is 60.

    Parameters
    ----------
    minute : int, float
    """

    def __init__(self, minute, alternativeactionstr=None):
        self.minute = minute
        self.alternativeactionstr = alternativeactionstr

    def __str__(self):
        message = (
            f"'minute' was found  to be '{self.minute}', which is not in range [0,60)."
        )
        if self.alternativeactionstr is not None:
            message += " " + self.alternativeactionstr
        return message





class IllegalSecondError(RangeError):
    """
    Raised when an second value (time) is not in the range [0,60].

    Parameters
    ----------
    second : int, float

    Examples
    --------
    .. code-block:: python

        if not 0 <= sec < 60:
            raise IllegalSecondError(second)
    """

    def __init__(self, second):
        self.second = second

    def __str__(self):
        return (
            f"An invalid value for 'second' was found ('{self.second}'); should be in"
            " the range [0,60)."
        )





class IllegalSecondWarning(AstropyWarning):
    """
    Raised when a second value is 60.

    Parameters
    ----------
    second : int, float
    """

    def __init__(self, second, alternativeactionstr=None):
        self.second = second
        self.alternativeactionstr = alternativeactionstr

    def __str__(self):
        message = (
            f"'second' was found  to be '{self.second}', which is not in range [0,60)."
        )
        if self.alternativeactionstr is not None:
            message += " " + self.alternativeactionstr
        return message