mercurial/node.py
author Sean Farley <sean@farley.io>
Tue, 15 Dec 2015 16:01:45 -0800
branchstable
changeset 27531 84d686cb62c4
parent 25962 738314da6c75
child 26980 18f50b8cbf1e
permissions -rw-r--r--
cmdutil: use crecordmod.checkcurses Instead of blindly trusting the user's experimental.crecord, we use checkcurses to abstract that logic so that we can handle the case where python was not built with curses.

# 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

nullrev = -1
nullid = "\0" * 20

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

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

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