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comparison mercurial/changegroup.py @ 38835:a232e6744ba3

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narrow: move requirement constant from changegroup to repository As suggested by Gregory Szorc. Differential Revision: https://phab.mercurial-scm.org/D4094
author Martin von Zweigbergk <martinvonz@google.com>
date Fri, 03 Aug 2018 11:02:34 -0700
parents 5742d0428ed9
children ee1ea96cf9c9
comparison
equal deleted inserted replaced
38834:c83ad57627ae 38835:a232e6744ba3
24 manifest, 24 manifest,
25 match as matchmod, 25 match as matchmod,
26 mdiff, 26 mdiff,
27 phases, 27 phases,
28 pycompat, 28 pycompat,
29 repository,
29 util, 30 util,
30 ) 31 )
31 32
32 from .utils import ( 33 from .utils import (
33 stringutil, 34 stringutil,
36 _CHANGEGROUPV1_DELTA_HEADER = "20s20s20s20s" 37 _CHANGEGROUPV1_DELTA_HEADER = "20s20s20s20s"
37 _CHANGEGROUPV2_DELTA_HEADER = "20s20s20s20s20s" 38 _CHANGEGROUPV2_DELTA_HEADER = "20s20s20s20s20s"
38 _CHANGEGROUPV3_DELTA_HEADER = ">20s20s20s20s20sH" 39 _CHANGEGROUPV3_DELTA_HEADER = ">20s20s20s20s20sH"
39 40
40 LFS_REQUIREMENT = 'lfs' 41 LFS_REQUIREMENT = 'lfs'
41
42 # When narrowing is finalized and no longer subject to format changes,
43 # we should move this to just "narrow" or similar.
44 NARROW_REQUIREMENT = 'narrowhg-experimental'
45 42
46 readexactly = util.readexactly 43 readexactly = util.readexactly
47 44
48 def getchunk(stream): 45 def getchunk(stream):
49 """return the next chunk from stream as a string""" 46 """return the next chunk from stream as a string"""
912 # the fly. Since tree manifests are hashed differently, all of history 909 # the fly. Since tree manifests are hashed differently, all of history
913 # would have to be converted. Instead, we simply don't even pretend to 910 # would have to be converted. Instead, we simply don't even pretend to
914 # support versions 01 and 02. 911 # support versions 01 and 02.
915 versions.discard('01') 912 versions.discard('01')
916 versions.discard('02') 913 versions.discard('02')
917 if NARROW_REQUIREMENT in repo.requirements: 914 if repository.NARROW_REQUIREMENT in repo.requirements:
918 # Versions 01 and 02 don't support revlog flags, and we need to 915 # Versions 01 and 02 don't support revlog flags, and we need to
919 # support that for stripping and unbundling to work. 916 # support that for stripping and unbundling to work.
920 versions.discard('01') 917 versions.discard('01')
921 versions.discard('02') 918 versions.discard('02')
922 if LFS_REQUIREMENT in repo.requirements: 919 if LFS_REQUIREMENT in repo.requirements: