author | Denis Laxalde <denis@laxalde.org> |
Sat, 11 Nov 2017 19:25:32 +0100 | |
changeset 35057 | 0564e7c7f4cd |
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child 36238 | f574cc00831a |
permissions | -rw-r--r-- |
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# node.py - basic nodeid manipulation for mercurial |
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# |
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# Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2 or any later version. |
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from __future__ import absolute_import |
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import binascii |
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# This ugly style has a noticeable effect in manifest parsing |
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hex = binascii.hexlify |
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bin = binascii.unhexlify |
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Define and use nullrev (revision of nullid) instead of -1.
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nullrev = -1 |
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nullid = b"\0" * 20 |
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nullhex = hex(nullid) |
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# Phony node value to stand-in for new files in some uses of |
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# manifests. |
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newnodeid = '!' * 20 |
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addednodeid = ('0' * 15) + 'added' |
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modifiednodeid = ('0' * 12) + 'modified' |
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wdirnodes = {newnodeid, addednodeid, modifiednodeid} |
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# pseudo identifiers for working directory |
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# (they are experimental, so don't add too many dependencies on them) |
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wdirrev = 0x7fffffff |
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wdirid = b"\xff" * 20 |
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wdirhex = hex(wdirid) |
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def short(node): |
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return hex(node[:6]) |