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view mercurial/node.py @ 29278:5eda83fb09fc

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check-code: centralize rules depending on implementation of repquote This decreases the cost of checking which regexp should be adjusted at change of repquote().
author FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
date Tue, 31 May 2016 21:02:30 +0900
parents a3f3fdac8433
children 0298a07f64d9
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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 = b"\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 = b"\xff" * 20

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