Mercurial > hg
annotate mercurial/node.py @ 37392:a4f02a17420d
copies: clean up _related logic
The limit parameter was never actually used, since the only way the 4th case
could be reached was if f1r and f2r converged. The new code makes this clear,
and additionally reduces the conditional block to just 3 cases.
author | Gábor Stefanik <gabor.stefanik@nng.com> |
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date | Thu, 05 Apr 2018 17:51:10 +0200 |
parents | f574cc00831a |
children | d7114f883505 |
rev | line source |
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1 # node.py - basic nodeid manipulation for mercurial |
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2 # |
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3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
1089 | 7 |
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8 from __future__ import absolute_import |
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9 |
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10 import binascii |
1089 | 11 |
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12 # This ugly style has a noticeable effect in manifest parsing |
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13 hex = binascii.hexlify |
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14 # Adapt to Python 3 API changes. If this ends up showing up in |
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15 # profiles, we can use this version only on Python 3, and forward |
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16 # binascii.unhexlify like we used to on Python 2. |
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17 def bin(s): |
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18 try: |
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19 return binascii.unhexlify(s) |
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20 except binascii.Error as e: |
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21 raise TypeError(e) |
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22 |
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23 nullrev = -1 |
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24 nullid = b"\0" * 20 |
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25 nullhex = hex(nullid) |
1089 | 26 |
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27 # Phony node value to stand-in for new files in some uses of |
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28 # manifests. |
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29 newnodeid = '!' * 20 |
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30 addednodeid = ('0' * 15) + 'added' |
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31 modifiednodeid = ('0' * 12) + 'modified' |
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32 |
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33 wdirnodes = {newnodeid, addednodeid, modifiednodeid} |
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34 |
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35 # pseudo identifiers for working directory |
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36 # (they are experimental, so don't add too many dependencies on them) |
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37 wdirrev = 0x7fffffff |
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38 wdirid = b"\xff" * 20 |
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39 wdirhex = hex(wdirid) |
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40 |
1089 | 41 def short(node): |
42 return hex(node[:6]) |