mercurial/node.py
author Kevin Bullock <kbullock@ringworld.org>
Mon, 20 Jun 2011 22:15:52 -0500
branchstable
changeset 14713 88a53081fb21
parent 10263 25e572394f5c
child 25737 1a5211f2f87f
permissions -rw-r--r--
revert: be more explicit that changes are lost BEFORE: $ hg revert abort: no files or directories specified (use --all to revert all files) AFTER: $ hg revert abort: no files or directories specified (use --all to discard all changes)

# 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.

import binascii

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

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

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