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# head.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

import commit
import base

class Head(base.Ref):
	"""
	A Head is a named reference to a Commit. Every Head instance contains a name
	and a Commit object.

	Examples::

		>>> repo = Repo("/path/to/repo")
		>>> head = repo.heads[0]

		>>> head.name		
		'master'

		>>> head.commit		
		<git.Commit "1c09f116cbc2cb4100fb6935bb162daa4723f455">

		>>> head.commit.id
		'1c09f116cbc2cb4100fb6935bb162daa4723f455'
	"""

	@property
	def commit(self):
		"""
		Returns
			Commit object the head points to
		"""
		return self.object
		
	@classmethod
	def find_all(cls, repo, common_path = "refs/heads", **kwargs):
		"""
		Returns
			git.Head[]
			
		For more documentation, please refer to git.base.Ref.find_all
		"""
		return super(Head,cls).find_all(repo, common_path, **kwargs)

	def __repr__(self):
		return '<git.Head "%s">' % self.name