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comparison mercurial/obsutil.py @ 36960:efc4fb344c05

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debug: add debugwhyunstable that explains instabilities This is a port of evolve's feature of listing all unstable changesets in detail (`hg evolve --list`).
author Anton Shestakov <av6@dwimlabs.net>
date Mon, 26 Feb 2018 20:44:01 +0800
parents b9bbcf9ffac1
children 11d51e518808
comparison
equal deleted inserted replaced
36959:b9bbcf9ffac1 36960:efc4fb344c05
921 firstsuccessors = ', '.join(succs[:2]) 921 firstsuccessors = ', '.join(succs[:2])
922 remainingnumber = len(succs) - 2 922 remainingnumber = len(succs) - 2
923 923
924 args = (changeid, firstsuccessors, remainingnumber) 924 args = (changeid, firstsuccessors, remainingnumber)
925 return filteredmsgtable['superseded_split_several'] % args 925 return filteredmsgtable['superseded_split_several'] % args
926
927 def divergentsets(repo, ctx):
928 """Compute sets of commits divergent with a given one"""
929 cache = {}
930 base = {}
931 for n in allpredecessors(repo.obsstore, [ctx.node()]):
932 if n == ctx.node():
933 # a node can't be a base for divergence with itself
934 continue
935 nsuccsets = successorssets(repo, n, cache)
936 for nsuccset in nsuccsets:
937 if ctx.node() in nsuccset:
938 # we are only interested in *other* successor sets
939 continue
940 if tuple(nsuccset) in base:
941 # we already know the latest base for this divergency
942 continue
943 base[tuple(nsuccset)] = n
944 return [{'divergentnodes': divset, 'commonpredecessor': b}
945 for divset, b in base.iteritems()]
946
947 def whyunstable(repo, ctx):
948 result = []
949 if ctx.orphan():
950 for parent in ctx.parents():
951 kind = None
952 if parent.orphan():
953 kind = 'orphan'
954 elif parent.obsolete():
955 kind = 'obsolete'
956 if kind is not None:
957 result.append({'instability': 'orphan',
958 'reason': '%s parent' % kind,
959 'node': parent.hex()})
960 if ctx.phasedivergent():
961 predecessors = allpredecessors(repo.obsstore, [ctx.node()],
962 ignoreflags=bumpedfix)
963 immutable = [repo[p] for p in predecessors
964 if p in repo and not repo[p].mutable()]
965 for predecessor in immutable:
966 result.append({'instability': 'phase-divergent',
967 'reason': 'immutable predecessor',
968 'node': predecessor.hex()})
969 if ctx.contentdivergent():
970 dsets = divergentsets(repo, ctx)
971 for dset in dsets:
972 divnodes = [repo[n] for n in dset['divergentnodes']]
973 result.append({'instability': 'content-divergent',
974 'divergentnodes': divnodes,
975 'reason': 'predecessor',
976 'node': nodemod.hex(dset['commonpredecessor'])})
977 return result