mercurial/node.py
author Siddharth Agarwal <sid0@fb.com>
Fri, 14 Nov 2014 19:40:30 -0800
changeset 23342 f710644e1ce9
parent 10263 25e572394f5c
child 25737 1a5211f2f87f
permissions -rw-r--r--
ancestor: add a way to remove ancestors of bases from a given set This and missingancestors can share state, which will turn out to be perfect for set discovery.

# 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])