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comparison mercurial/cmdutil.py @ 26545:e99c3846d78a

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export: introduce a generic way to add patch header on export Extensions currently have no easy way to add data to exported patch. This is now fixed using a generic mechanism in the same fashion used by bundle2. Tests are coming in the next changeset with its first user.
author Pierre-Yves David <pierre-yves.david@fb.com>
date Mon, 05 Oct 2015 23:17:01 -0700
parents 3e61b325e79a
children b9be8ab6e628
comparison
equal deleted inserted replaced
26544:1e8e0b01faba 26545:e99c3846d78a
989 return (msg, n, rejects) 989 return (msg, n, rejects)
990 finally: 990 finally:
991 lockmod.release(dsguard) 991 lockmod.release(dsguard)
992 os.unlink(tmpname) 992 os.unlink(tmpname)
993 993
994 # facility to let extensions include additional data in an exported patch
995 # list of identifiers to be executed in order
996 extraexport = []
997 # mapping from identifier to actual export function
998 # function as to return a string to be added to the header or None
999 # it is given two arguments (sequencenumber, changectx)
1000 extraexportmap = {}
1001
994 def export(repo, revs, template='hg-%h.patch', fp=None, switch_parent=False, 1002 def export(repo, revs, template='hg-%h.patch', fp=None, switch_parent=False,
995 opts=None, match=None): 1003 opts=None, match=None):
996 '''export changesets as hg patches.''' 1004 '''export changesets as hg patches.'''
997 1005
998 total = len(revs) 1006 total = len(revs)
1038 write("# Branch %s\n" % branch) 1046 write("# Branch %s\n" % branch)
1039 write("# Node ID %s\n" % hex(node)) 1047 write("# Node ID %s\n" % hex(node))
1040 write("# Parent %s\n" % hex(prev)) 1048 write("# Parent %s\n" % hex(prev))
1041 if len(parents) > 1: 1049 if len(parents) > 1:
1042 write("# Parent %s\n" % hex(parents[1])) 1050 write("# Parent %s\n" % hex(parents[1]))
1051
1052 for headerid in extraexport:
1053 header = extraexportmap[headerid](seqno, ctx)
1054 if header is not None:
1055 write('# %s\n' % header)
1043 write(ctx.description().rstrip()) 1056 write(ctx.description().rstrip())
1044 write("\n\n") 1057 write("\n\n")
1045 1058
1046 for chunk, label in patch.diffui(repo, prev, node, match, opts=opts): 1059 for chunk, label in patch.diffui(repo, prev, node, match, opts=opts):
1047 write(chunk, label=label) 1060 write(chunk, label=label)