Source code for vdat.command_interpreter.exceptions

"""Command interpreter exceptions"""


class CIError(Exception):
    """Generic exception. It's the parent of all the other exceptions defined
    here"""
    pass


class CIValidationError(CIError):
    """Exception raised when validating the command in the constructor"""
    pass


class CINoExeError(CIValidationError):
    """Raised when the executable ``name`` is not found"""
    def __init__(self, name):
        msg = "The executable '{}' has not been found in the system path"
        super(CINoExeError, self).__init__(msg.format(name))


class CIParseError(CIValidationError):
    """Failed parsing of the command"""
    pass


class CIKeywordValidationError(CIValidationError):
    """Raised when the keyword validation fails"""
    pass


class CIKeywordTypeError(CIKeywordValidationError):
    """Raised when the keyword doesn't have a ``type`` key or it's type is not
    known"""
    pass


class CIRunError(CIError):
    """Raised when running the command"""
    pass


class CIPrimaryError(CIRunError):
    """Raised if something bad happens when handling a primary keyword"""
    pass


class CIKeywordError(CIRunError):
    """Raised if something bad happens when handling a secondary keyword"""
    pass


class CICommandFmtError(CIRunError):
    """Raised when the replacement of the keyword fails"""
    pass