mercurial/node.py
author Gábor Stefanik <gabor.stefanik@nng.com>
Wed, 05 Oct 2016 13:45:22 +0200
changeset 30089 040f23ed6963
parent 28585 a3f3fdac8433
child 30360 0298a07f64d9
permissions -rw-r--r--
mail: take --encoding and HGENCODING into account Fall back to our encoding strategy for sending MIME text that's neither ASCII nor UTF-8.

# 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])