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# errors.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
"""
Module containing all exceptions thrown througout the git package,
"""

class InvalidGitRepositoryError(Exception):
    """ Thrown if the given repository appears to have an invalid format.  """

class ODBError(Exception):
	"""All errors thrown by the object database"""
	
class InvalidDBRoot(ODBError):
	"""Thrown if an object database cannot be initialized at the given path"""
	
class BadObject(ODBError):
	"""The object with the given SHA does not exist"""
	
class BadObjectType(ODBError):
	"""The object had an unsupported type"""

class NoSuchPathError(OSError):
    """ Thrown if a path could not be access by the system. """

class GitCommandError(Exception):
    """ Thrown if execution of the git command fails with non-zero status code. """
    def __init__(self, command, status, stderr=None):
        self.stderr = stderr
        self.status = status
        self.command = command
        
    def __str__(self):
        return ("'%s' returned exit status %i: %s" %
                    (' '.join(str(i) for i in self.command), self.status, self.stderr))