view mercurial/node.py @ 17045:52ea9ce5b641 stable

graft: don't drop the second parent on unsuccessful merge (issue3498) This replicates the strategy of rebase, which postpones setparents and duplicatecopies after checking the merge stats. Without the second parent, resolve cannot redo merge.
author Yuya Nishihara <yuya@tcha.org>
date Sat, 16 Jun 2012 17:05:55 +0900
parents 25e572394f5c
children 1a5211f2f87f
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# 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])