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view mercurial/node.py @ 28466:c7d45c5a8cea

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repair: specify unit for ui.progress in rebuildfncache()
author Anton Shestakov <av6@dwimlabs.net>
date Fri, 11 Mar 2016 20:44:40 +0800
parents 18f50b8cbf1e
children a3f3fdac8433
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# node.py - basic nodeid manipulation for mercurial
#
# Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.

from __future__ import absolute_import

import binascii

# This ugly style has a noticeable effect in manifest parsing
hex = binascii.hexlify
bin = binascii.unhexlify

nullrev = -1
nullid = "\0" * 20
nullhex = hex(nullid)

# pseudo identifiers for working directory
# (they are experimental, so don't add too many dependencies on them)
wdirrev = 0x7fffffff
wdirid = "\xff" * 20

def short(node):
    return hex(node[:6])