Mercurial > hg-stable
view mercurial/node.py @ 24350:7002ad149f30
manifest: speed up matches for large sets of files
If the number of files being matched is large, the bisection overhead
can dominate, which caused a performance regression for revert --all
and histedit. This introduces a (fairly arbitrary) cross-over from
using bisections to bulk search.
author | Matt Mackall <mpm@selenic.com> |
---|---|
date | Wed, 18 Mar 2015 13:37:18 -0500 |
parents | 25e572394f5c |
children | 1a5211f2f87f |
line wrap: on
line source
# 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])