mercurial/node.py
author Augie Fackler <augie@google.com>
Sat, 11 Mar 2017 20:58:26 -0500
changeset 31345 dd49a6c166f7
parent 30361 1070df141718
child 32291 bd872f64a8ba
permissions -rw-r--r--
summary: don't explicitly str() something we're about to %s str() is wrong on Python 3 here, and %s implicitly calls str() anyway, so this was just extra dancing for no reason.

# 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

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

nullrev = -1
nullid = b"\0" * 20
nullhex = hex(nullid)

# Phony node value to stand-in for new files in some uses of
# manifests.
newnodeid = '!' * 20
addednodeid = ('0' * 15) + 'added'
modifiednodeid = ('0' * 12) + 'modified'

wdirnodes = set((newnodeid, addednodeid, modifiednodeid))

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

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