mercurial/node.py
author Gregory Szorc <gregory.szorc@gmail.com>
Wed, 06 Jul 2016 22:53:22 -0700
changeset 29508 d65ec41b6384
parent 28585 a3f3fdac8433
child 30360 0298a07f64d9
permissions -rw-r--r--
sslutil: move context options flags to _hostsettings Again, moving configuration determination to a single location.

# 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])