# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 1508493885 -7200
# Node ID e91ca8b5ecf74dc57917ee747848f546cd39b6c6
# Parent  326e0ee1eed1c3b48af90b2c7178d832807e500c
obsfate: use core version of obsfate if available

Let us use the upstream version whenever available. The operation display is
currently disabled to ease with the test changes.

diff -r 326e0ee1eed1 -r e91ca8b5ecf7 hgext3rd/evolve/obshistory.py
--- a/hgext3rd/evolve/obshistory.py	Thu Oct 19 18:18:43 2017 +0200
+++ b/hgext3rd/evolve/obshistory.py	Fri Oct 20 12:04:45 2017 +0200
@@ -17,8 +17,10 @@
     mdiff,
     patch,
     obsolete,
+    obsutil,
     node as nodemod,
     scmutil,
+    util,
 )
 
 from mercurial.i18n import _
@@ -778,6 +780,41 @@
         verb = 'split'
     return {'verb': verb}
 
+# Hijack callers of successorsetverb
+if util.safehasattr(obsutil, 'obsfateprinter'):
+
+    @eh.wrapfunction(obsutil, 'obsfateprinter')
+    def obsfateprinter(orig, successors, markers, ui):
+
+        def closure(successors):
+            return _successorsetverb(successors, markers)['verb']
+
+        if not util.safehasattr(obsutil, 'successorsetverb'):
+            return orig(successors, markers, ui)
+
+        # Save the old value
+        old = obsutil.successorsetverb
+
+        try:
+            # Replace by own
+            obsutil.successorsetverb = closure
+
+            # Call the orig
+            result = orig(successors, markers, ui)
+
+            # And return result
+            return result
+        finally:
+            # Replace the old one
+            obsutil.successorsetverb = old
+
+# XXX temporary disable operation to clarify tests changes
+if util.safehasattr(obsutil, 'markersoperations'):
+
+    @eh.wrapfunction(obsutil, 'markersoperations')
+    def markersoperations(orig, *args, **kwargs):
+        return []
+
 FORMATSSETSFUNCTIONS = [
     _successorsetdates,
     _successorsetusers,
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 hgext3rd/evolve/templatekw.py
--- a/hgext3rd/evolve/templatekw.py	Thu Oct 19 18:18:43 2017 +0200
+++ b/hgext3rd/evolve/templatekw.py	Fri Oct 20 12:04:45 2017 +0200
@@ -47,69 +47,78 @@
         return templatekw.showlist('trouble', ctx.instabilities(), plural='troubles',
                                    **args)
 
-def closestprecursors(repo, nodeid):
-    """ Yield the list of next precursors pointing on visible changectx nodes
-    """
-
-    precursors = repo.obsstore.predecessors
-    stack = [nodeid]
+if util.safehasattr(templatekw, 'showpredecessors'):
+    eh.templatekw("precursors")(templatekw.showpredecessors)
+else:
+    # for version <= hg4.3
+    def closestprecursors(repo, nodeid):
+        """ Yield the list of next precursors pointing on visible changectx nodes
+        """
 
-    while stack:
-        current = stack.pop()
-        currentpreccs = precursors.get(current, ())
+        precursors = repo.obsstore.predecessors
+        stack = [nodeid]
 
-        for prec in currentpreccs:
-            precnodeid = prec[0]
+        while stack:
+            current = stack.pop()
+            currentpreccs = precursors.get(current, ())
+
+            for prec in currentpreccs:
+                precnodeid = prec[0]
 
-            if precnodeid in repo:
-                yield precnodeid
-            else:
-                stack.append(precnodeid)
+                if precnodeid in repo:
+                    yield precnodeid
+                else:
+                    stack.append(precnodeid)
 
-@eh.templatekw("precursors")
-def shownextvisibleprecursors(repo, ctx, **args):
-    """Returns a string containing the list of the closest precursors
-    """
-    precursors = sorted(closestprecursors(repo, ctx.node()))
-    precursors = [node.hex(p) for p in precursors]
+    @eh.templatekw("precursors")
+    def shownextvisibleprecursors(repo, ctx, **args):
+        """Returns a string containing the list of the closest precursors
+        """
+        precursors = sorted(closestprecursors(repo, ctx.node()))
+        precursors = [node.hex(p) for p in precursors]
 
-    # <= hg-4.1 requires an explicite gen.
-    # we can use None once the support is dropped
-    #
-    # They also requires an iterator instead of an iterable.
-    gen = iter(" ".join(p[:12] for p in precursors))
-    return templatekw._hybrid(gen.__iter__(), precursors, lambda x: {'precursor': x},
-                              lambda d: d['precursor'][:12])
+        # <= hg-4.1 requires an explicite gen.
+        # we can use None once the support is dropped
+        #
+        # They also requires an iterator instead of an iterable.
+        gen = iter(" ".join(p[:12] for p in precursors))
+        return templatekw._hybrid(gen.__iter__(), precursors, lambda x: {'precursor': x},
+                                  lambda d: d['precursor'][:12])
 
 def closestsuccessors(repo, nodeid):
     """ returns the closest visible successors sets instead.
     """
     return directsuccessorssets(repo, nodeid)
 
-@eh.templatekw("successors")
-def shownextvisiblesuccessors(repo, ctx, templ, **args):
-    """Returns a string of sets of successors for a changectx
+if util.safehasattr(templatekw, 'showsuccessorssets'):
+    eh.templatekw("successors")(templatekw.showsuccessorssets)
+else:
+    # for version <= hg4.3
 
-    Format used is: [ctx1, ctx2], [ctx3] if ctx has been splitted into ctx1 and
-    ctx2 while also diverged into ctx3"""
-    if not ctx.obsolete():
-        return ''
+    @eh.templatekw("successors")
+    def shownextvisiblesuccessors(repo, ctx, templ, **args):
+        """Returns a string of sets of successors for a changectx
 
-    ssets, _ = closestsuccessors(repo, ctx.node())
-    ssets = [[node.hex(n) for n in ss] for ss in ssets]
+        Format used is: [ctx1, ctx2], [ctx3] if ctx has been splitted into ctx1 and
+        ctx2 while also diverged into ctx3"""
+        if not ctx.obsolete():
+            return ''
 
-    data = []
-    gen = []
-    for ss in ssets:
-        subgen = '[%s]' % ', '.join(n[:12] for n in ss)
-        gen.append(subgen)
-        h = templatekw._hybrid(iter(subgen), ss, lambda x: {'successor': x},
-                               lambda d: "%s" % d["successor"])
-        data.append(h)
+        ssets, _ = closestsuccessors(repo, ctx.node())
+        ssets = [[node.hex(n) for n in ss] for ss in ssets]
 
-    gen = ', '.join(gen)
-    return templatekw._hybrid(iter(gen), data, lambda x: {'successorset': x},
-                              lambda d: d["successorset"])
+        data = []
+        gen = []
+        for ss in ssets:
+            subgen = '[%s]' % ', '.join(n[:12] for n in ss)
+            gen.append(subgen)
+            h = templatekw._hybrid(iter(subgen), ss, lambda x: {'successor': x},
+                                   lambda d: "%s" % d["successor"])
+            data.append(h)
+
+        gen = ', '.join(gen)
+        return templatekw._hybrid(iter(gen), data, lambda x: {'successorset': x},
+                                  lambda d: d["successorset"])
 
 def _getusername(ui):
     """the default username in the config or None"""
@@ -237,13 +246,13 @@
 
     return "\n".join(lines)
 
-@eh.templatekw("obsfate")
-def showobsfate(repo, ctx, **args):
+@eh.templatekw("obsfatedata")
+def showobsfatedata(repo, ctx, **args):
     # Get the needed obsfate data
     values = obsfatedata(repo, ctx)
 
     if values is None:
-        return ''
+        return templatekw.showlist("obsfatedata", [], args)
 
     # Format each successorset successors list
     for raw in values:
@@ -294,8 +303,16 @@
 
     return templatekw._hybrid(gen, values, lambda x: {name: x}, fmt)
 
-# Check if we can hook directly on the changeset_printer
-if util.safehasattr(cmdutil.changeset_printer, '_exthook'):
+# rely on core mercurial starting from 4.4 for the obsfate template
+if not util.safehasattr(templatekw, 'showobsfate'):
+
+    @eh.templatekw("obsfate")
+    def showobsfate(*args, **kwargs):
+        return showobsfatedata(*args, **kwargs)
+
+if util.safehasattr(cmdutil.changeset_printer, '_showobsfate'):
+    pass # already included by default
+elif util.safehasattr(cmdutil.changeset_printer, '_exthook'):
     @eh.wrapfunction(cmdutil.changeset_printer, '_exthook')
     def exthook(original, self, ctx):
         # Call potential other extensions
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-drop.t
--- a/tests/test-drop.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-drop.t	Fri Oct 20 12:04:45 2017 +0200
@@ -206,7 +206,7 @@
   | x  changeset:   2:34b6c051bf1f
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    amended as a2c06c884bfe
+  |    obsolete:    amended as 3:a2c06c884bfe
   |    summary:     add child
   |
   o  changeset:   1:19509a42b0d0
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-evolve-cycles.t
--- a/tests/test-evolve-cycles.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-evolve-cycles.t	Fri Oct 20 12:04:45 2017 +0200
@@ -62,19 +62,19 @@
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as 2a34000d3544
+  |  obsolete:    rewritten as 1:2a34000d3544
   |  summary:     C
   |
   x  changeset:   2:c473644ee0e9
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as a8df460dbbfe
+  |  obsolete:    rewritten as 3:a8df460dbbfe
   |  summary:     B
   |
   @  changeset:   1:2a34000d3544
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as c473644ee0e9
+  |  obsolete:    rewritten as 2:c473644ee0e9
   |  summary:     A
   |
   o  changeset:   0:ea207398892e
@@ -207,37 +207,37 @@
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as 868d2e0eb19c
+  |  obsolete:    rewritten as 4:868d2e0eb19c
   |  summary:     F
   |
   x  changeset:   5:0da815c333f6
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as d9f908fde1a1
+  |  obsolete:    rewritten as 6:d9f908fde1a1
   |  summary:     E
   |
   @  changeset:   4:868d2e0eb19c
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as 0da815c333f6
+  |  obsolete:    rewritten as 5:0da815c333f6
   |  summary:     D
   |
   x  changeset:   3:a8df460dbbfe
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    split as 2a34000d3544, 868d2e0eb19c
+  |  obsolete:    split as 1:2a34000d3544, 4:868d2e0eb19c
   |  summary:     C
   |
   x  changeset:   2:c473644ee0e9
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as a8df460dbbfe
+  |  obsolete:    rewritten as 3:a8df460dbbfe
   |  summary:     B
   |
   x  changeset:   1:2a34000d3544
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
-  |  obsolete:    rewritten as c473644ee0e9
+  |  obsolete:    rewritten as 2:c473644ee0e9
   |  summary:     A
   |
   o  changeset:   0:ea207398892e
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-evolve-effectflags.t
--- a/tests/test-evolve-effectflags.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-evolve-effectflags.t	Fri Oct 20 12:04:45 2017 +0200
@@ -40,7 +40,7 @@
   changeset:   1:471f378eab4c
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    reworded as fdf9bde5129a
+  obsolete:    reworded as 2:fdf9bde5129a
   summary:     A0
   
 
@@ -64,7 +64,7 @@
   changeset:   3:ef4a313b1e0a
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    reauthored as 5485c92d3433
+  obsolete:    reauthored as 4:5485c92d3433
   summary:     B0
   
 
@@ -88,7 +88,7 @@
   changeset:   5:2ef0680ff450
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    date-changed as 4dd84345082e
+  obsolete:    date-changed as 6:4dd84345082e
   summary:     B1
   
 
@@ -115,7 +115,7 @@
   changeset:   7:bd3db8264cee
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    branch-changed as 14a01456e057
+  obsolete:    branch-changed as 8:14a01456e057
   summary:     B2
   
 
@@ -144,7 +144,7 @@
   changeset:   10:c85eff83a034
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    rebased as da86aa2f19a3
+  obsolete:    rebased as 11:da86aa2f19a3
   summary:     D0
   
 
@@ -169,7 +169,7 @@
   changeset:   12:ebfe0333e0d9
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    amended as 75781fdbdbf5
+  obsolete:    amended as 13:75781fdbdbf5
   summary:     E0
   
 
@@ -195,7 +195,7 @@
   changeset:   14:fad47e5bd78e
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    rewritten as a94e0fd5f1c8
+  obsolete:    rewritten as 15:a94e0fd5f1c8
   summary:     F0
   
 
@@ -251,7 +251,7 @@
   branch:      my-other-branch
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    rebased as e509e2eb3df5
+  obsolete:    rebased as 19:e509e2eb3df5
   summary:     H1
   
 amend closing the branch should be detected as meta change
@@ -276,6 +276,6 @@
   branch:      closedbranch
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    meta-changed as 12c6238b5e37
+  obsolete:    meta-changed as 22:12c6238b5e37
   summary:     I0
   
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-evolve-obshistory-complex.t
--- a/tests/test-evolve-obshistory-complex.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-evolve-obshistory-complex.t	Fri Oct 20 12:04:45 2017 +0200
@@ -99,25 +99,25 @@
   x | |  changeset:   4:868d2e0eb19c
   | | |  user:        test
   | | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |  obsolete:    rewritten as d15d0ffc75f6
+  | | |  obsolete:    rewritten as 8:d15d0ffc75f6
   | | |  summary:     D
   | | |
   x | |  changeset:   3:a8df460dbbfe
   |/ /   user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    rewritten as d15d0ffc75f6
+  | |    obsolete:    rewritten as 8:d15d0ffc75f6
   | |    summary:     C
   | |
   x |  changeset:   2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    rewritten as b868bc49b0a4
+  | |  obsolete:    rewritten as 7:b868bc49b0a4
   | |  summary:     B
   | |
   x |  changeset:   1:2a34000d3544
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as b868bc49b0a4
+  |    obsolete:    rewritten as 7:b868bc49b0a4
   |    summary:     A
   |
   o  changeset:   0:ea207398892e
@@ -273,25 +273,25 @@
   x | |  changeset:   4:868d2e0eb19c
   | | |  user:        test
   | | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |  obsolete:    split as 7b3290f6e0a0, d0f33db50670
+  | | |  obsolete:    split as 12:7b3290f6e0a0, 13:d0f33db50670
   | | |  summary:     D
   | | |
   x | |  changeset:   3:a8df460dbbfe
   |/ /   user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    split as 7b3290f6e0a0, d0f33db50670
+  | |    obsolete:    split as 12:7b3290f6e0a0, 13:d0f33db50670
   | |    summary:     C
   | |
   x |  changeset:   2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    split as 19e14c8397fc, e036916b63ea
+  | |  obsolete:    split as 10:19e14c8397fc, 11:e036916b63ea
   | |  summary:     B
   | |
   x |  changeset:   1:2a34000d3544
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    split as 19e14c8397fc, e036916b63ea
+  |    obsolete:    split as 10:19e14c8397fc, 11:e036916b63ea
   |    summary:     A
   |
   o  changeset:   0:ea207398892e
@@ -338,25 +338,25 @@
   x | |  changeset:   4:868d2e0eb19c
   | | |  user:        test
   | | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |  obsolete:    split as 7b3290f6e0a0, ec31316faa9d
+  | | |  obsolete:    split as 12:7b3290f6e0a0, 14:ec31316faa9d
   | | |  summary:     D
   | | |
   x | |  changeset:   3:a8df460dbbfe
   |/ /   user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    split as 7b3290f6e0a0, ec31316faa9d
+  | |    obsolete:    split as 12:7b3290f6e0a0, 14:ec31316faa9d
   | |    summary:     C
   | |
   x |  changeset:   2:c473644ee0e9
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    split as 19e14c8397fc, 7b3290f6e0a0
+  | |  obsolete:    split as 10:19e14c8397fc, 12:7b3290f6e0a0
   | |  summary:     B
   | |
   x |  changeset:   1:2a34000d3544
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    split as 19e14c8397fc, 7b3290f6e0a0
+  |    obsolete:    split as 10:19e14c8397fc, 12:7b3290f6e0a0
   |    summary:     A
   |
   o  changeset:   0:ea207398892e
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-evolve-obshistory.t
--- a/tests/test-evolve-obshistory.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-evolve-obshistory.t	Fri Oct 20 12:04:45 2017 +0200
@@ -41,7 +41,7 @@
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as 4ae3a4151de9
+  |    obsolete:    rewritten as 2:4ae3a4151de9
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -359,7 +359,7 @@
   | x  changeset:   1:471597cad322
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    split as 337fec4d2edc, f257fde29c7a
+  |    obsolete:    split as 2:337fec4d2edc, 3:f257fde29c7a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -613,7 +613,7 @@
   | x  changeset:   1:de7290d8b885
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    split as 1ae8bc733a14, 337fec4d2edc, c7f044602e9b, f257fde29c7a
+  |    obsolete:    split as 2:337fec4d2edc, 3:f257fde29c7a, 4:1ae8bc733a14, 5:c7f044602e9b
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -789,13 +789,13 @@
   | x  changeset:   2:0dec01379d3b
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    rewritten as eb5a0daa2192
+  | |  obsolete:    rewritten as 3:eb5a0daa2192
   | |  summary:     B0
   | |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as eb5a0daa2192
+  |    obsolete:    rewritten as 3:eb5a0daa2192
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -996,7 +996,7 @@
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
+  |    obsolete:    reworded as 2:fdf9bde5129a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -1029,8 +1029,8 @@
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
-  |    obsolete:    reworded as 65b757b745b9
+  |    obsolete:    reworded as 2:fdf9bde5129a
+  |    obsolete:    reworded as 3:65b757b745b9
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -1312,7 +1312,7 @@
   | x  changeset:   2:0dec01379d3b
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as b7ea6d14e664
+  |    obsolete:    reworded as 3:b7ea6d14e664
   |    summary:     B0
   |
   o  changeset:   1:471f378eab4c
@@ -1340,19 +1340,19 @@
   | |  parent:      1:471f378eab4c
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    rewritten as eb5a0daa2192
+  | |  obsolete:    rewritten as 4:eb5a0daa2192
   | |  summary:     B1
   | |
   | | x  changeset:   2:0dec01379d3b
   | |/   user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    reworded as b7ea6d14e664
+  | |    obsolete:    reworded as 3:b7ea6d14e664
   | |    summary:     B0
   | |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as eb5a0daa2192
+  |    obsolete:    rewritten as 4:eb5a0daa2192
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -1576,13 +1576,13 @@
   |/   parent:      0:ea207398892e
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as 7a230b46bf61
+  |    obsolete:    reworded as 3:7a230b46bf61
   |    summary:     A1
   |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
+  |    obsolete:    reworded as 2:fdf9bde5129a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-evolve-templates.t
--- a/tests/test-evolve-templates.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-evolve-templates.t	Fri Oct 20 12:04:45 2017 +0200
@@ -19,7 +19,7 @@
   >     {if(successors, "\n  semi-colon: {join(successors, "; ")}")}\
   >     {if(obsfate, "\n  Fate: {join(obsfate, "\n  Fate: ")}\n")}\n'
   > fatelog = log -G -T '{node|short}\n{if(obsfate, "  Obsfate: {join(obsfate, "; ")}\n\n")}'
-  > fatelogjson = log -G -T '{node|short} {obsfate|json}\n'
+  > fatelogjson = log -G -T '{node|short} {obsfatedata|json}\n'
   > EOF
 
 Test templates on amended commit
@@ -47,13 +47,13 @@
   |/   parent:      0:ea207398892e
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as d004c8f274b9 by test2
+  |    obsolete:    reworded as 3:d004c8f274b9 by test2
   |    summary:     A1
   |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as a468dc9b3633
+  |    obsolete:    rewritten as 2:a468dc9b3633
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -80,12 +80,12 @@
   
   $ hg tlog
   o  d004c8f274b9
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | @  471f378eab4c
-  |/     Successors: [d004c8f274b9]
-  |      semi-colon: [d004c8f274b9]
-  |      Fate: rewritten as d004c8f274b9 by test, test2
+  |/     Successors: 3:d004c8f274b9
+  |      semi-colon: 3:d004c8f274b9
+  |      Fate: rewritten as 3:d004c8f274b9 by test, test2
   |
   o  ea207398892e
   
@@ -101,7 +101,7 @@
   | @  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as d004c8f274b9 by test, test2
+  |    obsolete:    rewritten as 3:d004c8f274b9 by test, test2
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -114,7 +114,7 @@
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as d004c8f274b9
+  |/     Obsfate: rewritten as 3:d004c8f274b9
   |
   o  ea207398892e
   
@@ -123,7 +123,7 @@
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as d004c8f274b9 by test, test2
+  |/     Obsfate: rewritten as 3:d004c8f274b9 by test, test2
   |
   o  ea207398892e
   
@@ -131,7 +131,7 @@
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as d004c8f274b9 by test, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000)
+  |/     Obsfate: rewritten as 3:d004c8f274b9 by test, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000)
   |
   o  ea207398892e
   
@@ -162,12 +162,12 @@
 Precursors template should show current revision as it is the working copy
   $ hg tlog
   o  d004c8f274b9
-  |    Precursors: a468dc9b3633
-  |    semi-colon: a468dc9b3633
+  |    Precursors: 2:a468dc9b3633
+  |    semi-colon: 2:a468dc9b3633
   | @  a468dc9b3633
-  |/     Successors: [d004c8f274b9]
-  |      semi-colon: [d004c8f274b9]
-  |      Fate: reworded as d004c8f274b9 by test2
+  |/     Successors: 3:d004c8f274b9
+  |      semi-colon: 3:d004c8f274b9
+  |      Fate: reworded as 3:d004c8f274b9 by test2
   |
   o  ea207398892e
   
@@ -175,19 +175,19 @@
 --hidden  
   $ hg tlog --hidden
   o  d004c8f274b9
-  |    Precursors: a468dc9b3633
-  |    semi-colon: a468dc9b3633
+  |    Precursors: 2:a468dc9b3633
+  |    semi-colon: 2:a468dc9b3633
   | @  a468dc9b3633
-  |/     Precursors: 471f378eab4c
-  |      semi-colon: 471f378eab4c
-  |      Successors: [d004c8f274b9]
-  |      semi-colon: [d004c8f274b9]
-  |      Fate: reworded as d004c8f274b9 by test2
+  |/     Precursors: 1:471f378eab4c
+  |      semi-colon: 1:471f378eab4c
+  |      Successors: 3:d004c8f274b9
+  |      semi-colon: 3:d004c8f274b9
+  |      Fate: reworded as 3:d004c8f274b9 by test2
   |
   | x  471f378eab4c
-  |/     Successors: [a468dc9b3633]
-  |      semi-colon: [a468dc9b3633]
-  |      Fate: rewritten as a468dc9b3633
+  |/     Successors: 2:a468dc9b3633
+  |      semi-colon: 2:a468dc9b3633
+  |      Fate: rewritten as 2:a468dc9b3633
   |
   o  ea207398892e
   
@@ -195,7 +195,7 @@
   o  d004c8f274b9
   |
   | @  a468dc9b3633
-  |/     Obsfate: reworded as d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000)
+  |/     Obsfate: reworded as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000)
   |
   o  ea207398892e
   
@@ -208,19 +208,19 @@
   
   $ hg tlog --hidden
   @  d004c8f274b9
-  |    Precursors: a468dc9b3633
-  |    semi-colon: a468dc9b3633
+  |    Precursors: 2:a468dc9b3633
+  |    semi-colon: 2:a468dc9b3633
   | x  a468dc9b3633
-  |/     Precursors: 471f378eab4c
-  |      semi-colon: 471f378eab4c
-  |      Successors: [d004c8f274b9]
-  |      semi-colon: [d004c8f274b9]
-  |      Fate: reworded as d004c8f274b9 by test2
+  |/     Precursors: 1:471f378eab4c
+  |      semi-colon: 1:471f378eab4c
+  |      Successors: 3:d004c8f274b9
+  |      semi-colon: 3:d004c8f274b9
+  |      Fate: reworded as 3:d004c8f274b9 by test2
   |
   | x  471f378eab4c
-  |/     Successors: [a468dc9b3633]
-  |      semi-colon: [a468dc9b3633]
-  |      Fate: rewritten as a468dc9b3633
+  |/     Successors: 2:a468dc9b3633
+  |      semi-colon: 2:a468dc9b3633
+  |      Fate: rewritten as 2:a468dc9b3633
   |
   o  ea207398892e
   
@@ -234,22 +234,22 @@
   @  d004c8f274b9
   |
   | x  a468dc9b3633
-  |/     Obsfate: reworded as d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000)
+  |/     Obsfate: reworded as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000)
   |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as a468dc9b3633 by test (at 2009-02-13 23:31 +0000)
+  |/     Obsfate: rewritten as 2:a468dc9b3633 by test (at 2009-02-13 23:31 +0000)
   |
   o  ea207398892e
   
 
   $ hg fatelogjson --hidden
-  @  d004c8f274b9 ""
+  @  d004c8f274b9 []
   |
   | x  a468dc9b3633 [{"markers": [["a468dc9b36338b14fdb7825f55ce3df4e71517ad", ["d004c8f274b9ec480a47a93c10dac5eee63adb78"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test2"]], [987654321.0, 0], null]], "max_date": [987654321.0, 0], "min_date": [987654321.0, 0], "successors": ["d004c8f274b9ec480a47a93c10dac5eee63adb78"], "users": ["test2"], "verb": "reworded"}]
   |/
   | x  471f378eab4c [{"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["a468dc9b36338b14fdb7825f55ce3df4e71517ad"], 0, [["ef1", "9"], ["operation", "amend"], ["user", "test"]], [1234567890.0, 0], null]], "max_date": [1234567890.0, 0], "min_date": [1234567890.0, 0], "successors": ["a468dc9b36338b14fdb7825f55ce3df4e71517ad"], "users": ["test"], "verb": "rewritten"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test templates with splitted commit
@@ -326,7 +326,7 @@
   | x  changeset:   1:471597cad322
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    split as 337fec4d2edc, f257fde29c7a
+  |    obsolete:    split as 2:337fec4d2edc, 3:f257fde29c7a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -346,15 +346,15 @@
 Precursors template should show current revision as it is the working copy
   $ hg tlog
   o  f257fde29c7a
-  |    Precursors: 471597cad322
-  |    semi-colon: 471597cad322
+  |    Precursors: 1:471597cad322
+  |    semi-colon: 1:471597cad322
   o  337fec4d2edc
-  |    Precursors: 471597cad322
-  |    semi-colon: 471597cad322
+  |    Precursors: 1:471597cad322
+  |    semi-colon: 1:471597cad322
   | @  471597cad322
-  |/     Successors: [337fec4d2edc, f257fde29c7a]
-  |      semi-colon: [337fec4d2edc, f257fde29c7a]
-  |      Fate: split as 337fec4d2edc, f257fde29c7a
+  |/     Successors: 2:337fec4d2edc 3:f257fde29c7a
+  |      semi-colon: 2:337fec4d2edc 3:f257fde29c7a
+  |      Fate: split as 2:337fec4d2edc, 3:f257fde29c7a
   |
   o  ea207398892e
   
@@ -364,7 +364,7 @@
   o  337fec4d2edc
   |
   | @  471597cad322
-  |/     Obsfate: split as 337fec4d2edc, f257fde29c7a
+  |/     Obsfate: split as 2:337fec4d2edc, 3:f257fde29c7a
   |
   o  ea207398892e
   
@@ -385,15 +385,15 @@
 --hidden
   $ hg tlog --hidden
   @  f257fde29c7a
-  |    Precursors: 471597cad322
-  |    semi-colon: 471597cad322
+  |    Precursors: 1:471597cad322
+  |    semi-colon: 1:471597cad322
   o  337fec4d2edc
-  |    Precursors: 471597cad322
-  |    semi-colon: 471597cad322
+  |    Precursors: 1:471597cad322
+  |    semi-colon: 1:471597cad322
   | x  471597cad322
-  |/     Successors: [337fec4d2edc, f257fde29c7a]
-  |      semi-colon: [337fec4d2edc, f257fde29c7a]
-  |      Fate: split as 337fec4d2edc, f257fde29c7a
+  |/     Successors: 2:337fec4d2edc 3:f257fde29c7a
+  |      semi-colon: 2:337fec4d2edc 3:f257fde29c7a
+  |      Fate: split as 2:337fec4d2edc, 3:f257fde29c7a
   |
   o  ea207398892e
   
@@ -403,19 +403,19 @@
   o  337fec4d2edc
   |
   | x  471597cad322
-  |/     Obsfate: split as 337fec4d2edc, f257fde29c7a
+  |/     Obsfate: split as 2:337fec4d2edc, 3:f257fde29c7a
   |
   o  ea207398892e
   
 
   $ hg fatelogjson --hidden
-  @  f257fde29c7a ""
+  @  f257fde29c7a []
   |
-  o  337fec4d2edc ""
+  o  337fec4d2edc []
   |
   | x  471597cad322 [{"markers": [["471597cad322d1f659bb169751be9133dad92ef3", ["337fec4d2edcf0e7a467e35f818234bc620068b5", "f257fde29c7a847c9b607f6e958656d0df0fb15c"], 0, [["ef1", "12"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["337fec4d2edcf0e7a467e35f818234bc620068b5", "f257fde29c7a847c9b607f6e958656d0df0fb15c"], "users": ["test"], "verb": "split"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test templates with folded commit
@@ -460,13 +460,13 @@
   | x  changeset:   2:0dec01379d3b
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    rewritten as eb5a0daa2192
+  | |  obsolete:    rewritten as 3:eb5a0daa2192
   | |  summary:     B0
   | |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as eb5a0daa2192
+  |    obsolete:    rewritten as 3:eb5a0daa2192
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -485,12 +485,12 @@
 Precursors template should show current revision as it is the working copy
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | @  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 3:eb5a0daa2192
+  |      semi-colon: 3:eb5a0daa2192
+  |      Fate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -498,7 +498,7 @@
   o  eb5a0daa2192
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -511,17 +511,17 @@
 displayed
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 0dec01379d3b 471f378eab4c
-  |    semi-colon: 0dec01379d3b; 471f378eab4c
+  |    Precursors: 2:0dec01379d3b 1:471f378eab4c
+  |    semi-colon: 2:0dec01379d3b; 1:471f378eab4c
   | @  0dec01379d3b
-  | |    Successors: [eb5a0daa2192]
-  | |    semi-colon: [eb5a0daa2192]
-  | |    Fate: rewritten as eb5a0daa2192
+  | |    Successors: 3:eb5a0daa2192
+  | |    semi-colon: 3:eb5a0daa2192
+  | |    Fate: rewritten as 3:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 3:eb5a0daa2192
+  |      semi-colon: 3:eb5a0daa2192
+  |      Fate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -529,10 +529,10 @@
   o  eb5a0daa2192
   |
   | @  0dec01379d3b
-  | |    Obsfate: rewritten as eb5a0daa2192
+  | |    Obsfate: rewritten as 3:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -551,17 +551,17 @@
 --hidden
   $ hg tlog --hidden
   @  eb5a0daa2192
-  |    Precursors: 0dec01379d3b 471f378eab4c
-  |    semi-colon: 0dec01379d3b; 471f378eab4c
+  |    Precursors: 2:0dec01379d3b 1:471f378eab4c
+  |    semi-colon: 2:0dec01379d3b; 1:471f378eab4c
   | x  0dec01379d3b
-  | |    Successors: [eb5a0daa2192]
-  | |    semi-colon: [eb5a0daa2192]
-  | |    Fate: rewritten as eb5a0daa2192
+  | |    Successors: 3:eb5a0daa2192
+  | |    semi-colon: 3:eb5a0daa2192
+  | |    Fate: rewritten as 3:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 3:eb5a0daa2192
+  |      semi-colon: 3:eb5a0daa2192
+  |      Fate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -569,22 +569,22 @@
   @  eb5a0daa2192
   |
   | x  0dec01379d3b
-  | |    Obsfate: rewritten as eb5a0daa2192
+  | |    Obsfate: rewritten as 3:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 3:eb5a0daa2192
   |
   o  ea207398892e
   
 
   $ hg fatelogjson --hidden
-  @  eb5a0daa2192 ""
+  @  eb5a0daa2192 []
   |
   | x  0dec01379d3b [{"markers": [["0dec01379d3be6318c470ead31b1fe7ae7cb53d5", ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], 0, [["ef1", "13"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], "users": ["test"], "verb": "rewritten"}]
   | |
   | x  471f378eab4c [{"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], 0, [["ef1", "9"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], "users": ["test"], "verb": "rewritten"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test templates with divergence
@@ -609,7 +609,7 @@
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
+  |    obsolete:    reworded as 2:fdf9bde5129a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -642,8 +642,8 @@
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
-  |    obsolete:    reworded as 65b757b745b9
+  |    obsolete:    reworded as 2:fdf9bde5129a
+  |    obsolete:    reworded as 3:65b757b745b9
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -664,16 +664,16 @@
 Precursors template should show current revision as it is the working copy
   $ hg tlog
   o  019fadeab383
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | o  fdf9bde5129a
-  |/     Precursors: 471f378eab4c
-  |      semi-colon: 471f378eab4c
+  |/     Precursors: 1:471f378eab4c
+  |      semi-colon: 1:471f378eab4c
   | @  471f378eab4c
-  |/     Successors: [fdf9bde5129a], [019fadeab383]
-  |      semi-colon: [fdf9bde5129a]; [019fadeab383]
-  |      Fate: reworded as fdf9bde5129a
-  |      Fate: reworded as 019fadeab383
+  |/     Successors: 2:fdf9bde5129a; 4:019fadeab383
+  |      semi-colon: 2:fdf9bde5129a; 4:019fadeab383
+  |      Fate: reworded as 2:fdf9bde5129a
+  |      Fate: reworded as 4:019fadeab383
   |
   o  ea207398892e
   
@@ -683,7 +683,7 @@
   | o  fdf9bde5129a
   |/
   | @  471f378eab4c
-  |/     Obsfate: reworded as fdf9bde5129a; reworded as 019fadeab383
+  |/     Obsfate: reworded as 2:fdf9bde5129a; reworded as 4:019fadeab383
   |
   o  ea207398892e
   
@@ -710,23 +710,23 @@
 Precursors template should a precursor as we force its display with --hidden
   $ hg tlog --hidden
   o  019fadeab383
-  |    Precursors: 65b757b745b9
-  |    semi-colon: 65b757b745b9
+  |    Precursors: 3:65b757b745b9
+  |    semi-colon: 3:65b757b745b9
   | x  65b757b745b9
-  |/     Precursors: 471f378eab4c
-  |      semi-colon: 471f378eab4c
-  |      Successors: [019fadeab383]
-  |      semi-colon: [019fadeab383]
-  |      Fate: reworded as 019fadeab383
+  |/     Precursors: 1:471f378eab4c
+  |      semi-colon: 1:471f378eab4c
+  |      Successors: 4:019fadeab383
+  |      semi-colon: 4:019fadeab383
+  |      Fate: reworded as 4:019fadeab383
   |
   | @  fdf9bde5129a
-  |/     Precursors: 471f378eab4c
-  |      semi-colon: 471f378eab4c
+  |/     Precursors: 1:471f378eab4c
+  |      semi-colon: 1:471f378eab4c
   | x  471f378eab4c
-  |/     Successors: [fdf9bde5129a], [65b757b745b9]
-  |      semi-colon: [fdf9bde5129a]; [65b757b745b9]
-  |      Fate: reworded as fdf9bde5129a
-  |      Fate: reworded as 65b757b745b9
+  |/     Successors: 2:fdf9bde5129a; 3:65b757b745b9
+  |      semi-colon: 2:fdf9bde5129a; 3:65b757b745b9
+  |      Fate: reworded as 2:fdf9bde5129a
+  |      Fate: reworded as 3:65b757b745b9
   |
   o  ea207398892e
   
@@ -734,26 +734,26 @@
   o  019fadeab383
   |
   | x  65b757b745b9
-  |/     Obsfate: reworded as 019fadeab383
+  |/     Obsfate: reworded as 4:019fadeab383
   |
   | @  fdf9bde5129a
   |/
   | x  471f378eab4c
-  |/     Obsfate: reworded as fdf9bde5129a; reworded as 65b757b745b9
+  |/     Obsfate: reworded as 2:fdf9bde5129a; reworded as 3:65b757b745b9
   |
   o  ea207398892e
   
 
   $ hg fatelogjson --hidden
-  o  019fadeab383 ""
+  o  019fadeab383 []
   |
   | x  65b757b745b9 [{"markers": [["65b757b745b935093c87a2bccd877521cccffcbd", ["019fadeab383f6699fa83ad7bdb4d82ed2c0e5ab"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["019fadeab383f6699fa83ad7bdb4d82ed2c0e5ab"], "users": ["test"], "verb": "reworded"}]
   |/
-  | @  fdf9bde5129a ""
+  | @  fdf9bde5129a []
   |/
   | x  471f378eab4c [{"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["fdf9bde5129a28d4548fadd3f62b265cdd3b7a2e"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["fdf9bde5129a28d4548fadd3f62b265cdd3b7a2e"], "users": ["test"], "verb": "reworded"}, {"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["65b757b745b935093c87a2bccd877521cccffcbd"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["65b757b745b935093c87a2bccd877521cccffcbd"], "users": ["test"], "verb": "reworded"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test templates with amended + folded commit
@@ -779,7 +779,7 @@
   | x  changeset:   2:0dec01379d3b
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as b7ea6d14e664
+  |    obsolete:    reworded as 3:b7ea6d14e664
   |    summary:     B0
   |
   o  changeset:   1:471f378eab4c
@@ -807,19 +807,19 @@
   | |  parent:      1:471f378eab4c
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | |  obsolete:    rewritten as eb5a0daa2192
+  | |  obsolete:    rewritten as 4:eb5a0daa2192
   | |  summary:     B1
   | |
   | | x  changeset:   2:0dec01379d3b
   | |/   user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    reworded as b7ea6d14e664
+  | |    obsolete:    reworded as 3:b7ea6d14e664
   | |    summary:     B0
   | |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as eb5a0daa2192
+  |    obsolete:    rewritten as 4:eb5a0daa2192
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -836,12 +836,12 @@
   (use 'hg evolve' to update to its successor: eb5a0daa2192)
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | @  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 4:eb5a0daa2192
+  |      semi-colon: 4:eb5a0daa2192
+  |      Fate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -849,7 +849,7 @@
   o  eb5a0daa2192
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -859,17 +859,17 @@
   (use 'hg evolve' to update to its successor: eb5a0daa2192)
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 0dec01379d3b 471f378eab4c
-  |    semi-colon: 0dec01379d3b; 471f378eab4c
+  |    Precursors: 2:0dec01379d3b 1:471f378eab4c
+  |    semi-colon: 2:0dec01379d3b; 1:471f378eab4c
   | @  0dec01379d3b
-  | |    Successors: [eb5a0daa2192]
-  | |    semi-colon: [eb5a0daa2192]
-  | |    Fate: rewritten as eb5a0daa2192
+  | |    Successors: 4:eb5a0daa2192
+  | |    semi-colon: 4:eb5a0daa2192
+  | |    Fate: rewritten as 4:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 4:eb5a0daa2192
+  |      semi-colon: 4:eb5a0daa2192
+  |      Fate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -877,10 +877,10 @@
   o  eb5a0daa2192
   |
   | @  0dec01379d3b
-  | |    Obsfate: rewritten as eb5a0daa2192
+  | |    Obsfate: rewritten as 4:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -891,17 +891,17 @@
   (use 'hg evolve' to update to its successor: eb5a0daa2192)
   $ hg tlog
   o  eb5a0daa2192
-  |    Precursors: 471f378eab4c b7ea6d14e664
-  |    semi-colon: 471f378eab4c; b7ea6d14e664
+  |    Precursors: 1:471f378eab4c 3:b7ea6d14e664
+  |    semi-colon: 1:471f378eab4c; 3:b7ea6d14e664
   | @  b7ea6d14e664
-  | |    Successors: [eb5a0daa2192]
-  | |    semi-colon: [eb5a0daa2192]
-  | |    Fate: rewritten as eb5a0daa2192
+  | |    Successors: 4:eb5a0daa2192
+  | |    semi-colon: 4:eb5a0daa2192
+  | |    Fate: rewritten as 4:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 4:eb5a0daa2192
+  |      semi-colon: 4:eb5a0daa2192
+  |      Fate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -909,10 +909,10 @@
   o  eb5a0daa2192
   |
   | @  b7ea6d14e664
-  | |    Obsfate: rewritten as eb5a0daa2192
+  | |    Obsfate: rewritten as 4:eb5a0daa2192
   | |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -926,24 +926,24 @@
   
   $ hg tlog --hidden
   @  eb5a0daa2192
-  |    Precursors: 471f378eab4c b7ea6d14e664
-  |    semi-colon: 471f378eab4c; b7ea6d14e664
+  |    Precursors: 1:471f378eab4c 3:b7ea6d14e664
+  |    semi-colon: 1:471f378eab4c; 3:b7ea6d14e664
   | x  b7ea6d14e664
-  | |    Precursors: 0dec01379d3b
-  | |    semi-colon: 0dec01379d3b
-  | |    Successors: [eb5a0daa2192]
-  | |    semi-colon: [eb5a0daa2192]
-  | |    Fate: rewritten as eb5a0daa2192
+  | |    Precursors: 2:0dec01379d3b
+  | |    semi-colon: 2:0dec01379d3b
+  | |    Successors: 4:eb5a0daa2192
+  | |    semi-colon: 4:eb5a0daa2192
+  | |    Fate: rewritten as 4:eb5a0daa2192
   | |
   | | x  0dec01379d3b
-  | |/     Successors: [b7ea6d14e664]
-  | |      semi-colon: [b7ea6d14e664]
-  | |      Fate: reworded as b7ea6d14e664
+  | |/     Successors: 3:b7ea6d14e664
+  | |      semi-colon: 3:b7ea6d14e664
+  | |      Fate: reworded as 3:b7ea6d14e664
   | |
   | x  471f378eab4c
-  |/     Successors: [eb5a0daa2192]
-  |      semi-colon: [eb5a0daa2192]
-  |      Fate: rewritten as eb5a0daa2192
+  |/     Successors: 4:eb5a0daa2192
+  |      semi-colon: 4:eb5a0daa2192
+  |      Fate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
@@ -951,18 +951,18 @@
   @  eb5a0daa2192
   |
   | x  b7ea6d14e664
-  | |    Obsfate: rewritten as eb5a0daa2192
+  | |    Obsfate: rewritten as 4:eb5a0daa2192
   | |
   | | x  0dec01379d3b
-  | |/     Obsfate: reworded as b7ea6d14e664
+  | |/     Obsfate: reworded as 3:b7ea6d14e664
   | |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as eb5a0daa2192
+  |/     Obsfate: rewritten as 4:eb5a0daa2192
   |
   o  ea207398892e
   
   $ hg fatelogjson --hidden
-  @  eb5a0daa2192 ""
+  @  eb5a0daa2192 []
   |
   | x  b7ea6d14e664 [{"markers": [["b7ea6d14e664bdc8922221f7992631b50da3fb07", ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], 0, [["ef1", "13"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], "users": ["test"], "verb": "rewritten"}]
   | |
@@ -970,7 +970,7 @@
   | |/
   | x  471f378eab4c [{"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], 0, [["ef1", "9"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["eb5a0daa21923bbf8caeb2c42085b9e463861fd0"], "users": ["test"], "verb": "rewritten"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test template with pushed and pulled obs markers
@@ -1014,13 +1014,13 @@
   |/   parent:      0:ea207398892e
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as 7a230b46bf61
+  |    obsolete:    reworded as 3:7a230b46bf61
   |    summary:     A1
   |
   | x  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as fdf9bde5129a
+  |    obsolete:    reworded as 2:fdf9bde5129a
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -1038,6 +1038,7 @@
   added 1 changesets with 0 changes to 1 files (+1 heads)
   2 new obsolescence markers
   obsoleted 1 changesets
+  new changesets 7a230b46bf61
   (run 'hg heads' to see heads, 'hg merge' to merge)
   working directory parent is obsolete! (471f378eab4c)
   (use 'hg evolve' to update to its successor: 7a230b46bf61)
@@ -1052,7 +1053,7 @@
   | @  changeset:   1:471f378eab4c
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as 7a230b46bf61
+  |    obsolete:    reworded as 2:7a230b46bf61
   |    summary:     A0
   |
   o  changeset:   0:ea207398892e
@@ -1065,12 +1066,12 @@
 
   $ hg tlog
   o  7a230b46bf61
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | @  471f378eab4c
-  |/     Successors: [7a230b46bf61]
-  |      semi-colon: [7a230b46bf61]
-  |      Fate: reworded as 7a230b46bf61
+  |/     Successors: 2:7a230b46bf61
+  |      semi-colon: 2:7a230b46bf61
+  |      Fate: reworded as 2:7a230b46bf61
   |
   o  ea207398892e
   
@@ -1078,7 +1079,7 @@
   o  7a230b46bf61
   |
   | @  471f378eab4c
-  |/     Obsfate: reworded as 7a230b46bf61 by test (at 1970-01-01 00:00 +0000)
+  |/     Obsfate: reworded as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000)
   |
   o  ea207398892e
   
@@ -1096,12 +1097,12 @@
   
   $ hg tlog --hidden
   @  7a230b46bf61
-  |    Precursors: 471f378eab4c
-  |    semi-colon: 471f378eab4c
+  |    Precursors: 1:471f378eab4c
+  |    semi-colon: 1:471f378eab4c
   | x  471f378eab4c
-  |/     Successors: [7a230b46bf61]
-  |      semi-colon: [7a230b46bf61]
-  |      Fate: reworded as 7a230b46bf61
+  |/     Successors: 2:7a230b46bf61
+  |      semi-colon: 2:7a230b46bf61
+  |      Fate: reworded as 2:7a230b46bf61
   |
   o  ea207398892e
   
@@ -1109,17 +1110,17 @@
   @  7a230b46bf61
   |
   | x  471f378eab4c
-  |/     Obsfate: reworded as 7a230b46bf61 by test (at 1970-01-01 00:00 +0000)
+  |/     Obsfate: reworded as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000)
   |
   o  ea207398892e
   
 
   $ hg fatelogjson --hidden
-  @  7a230b46bf61 ""
+  @  7a230b46bf61 []
   |
   | x  471f378eab4c [{"markers": [["471f378eab4c5e25f6c77f785b27c936efb22874", ["fdf9bde5129a28d4548fadd3f62b265cdd3b7a2e"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test"]], [0.0, 0], null], ["fdf9bde5129a28d4548fadd3f62b265cdd3b7a2e", ["7a230b46bf61e50b30308c6cfd7bd1269ef54702"], 0, [["ef1", "1"], ["operation", "amend"], ["user", "test"]], [0.0, 0], null]], "max_date": [0.0, 0], "min_date": [0.0, 0], "successors": ["7a230b46bf61e50b30308c6cfd7bd1269ef54702"], "users": ["test"], "verb": "reworded"}]
   |/
-  o  ea207398892e ""
+  o  ea207398892e []
   
 
 Test templates with pruned commits
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-obsolete.t
--- a/tests/test-obsolete.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-obsolete.t	Fri Oct 20 12:04:45 2017 +0200
@@ -128,7 +128,7 @@
   parent:      1:7c3bad9141dc
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  obsolete:    rewritten as 725c380fe99b
+  obsolete:    rewritten as 4:725c380fe99b
   summary:     add obsol_c
   
   working directory parent is obsolete! (0d3f46688ccc)
@@ -756,7 +756,7 @@
   | | |/   parent:      10:2033b4e49474
   | | |    user:        test
   | | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |    obsolete:    amended as 705ab2a6b72e
+  | | |    obsolete:    amended as 14:705ab2a6b72e
   | | |    summary:     add f
   | | |
   | | | o  changeset:   12:6db5e282cb91
@@ -788,29 +788,29 @@
   | | |  parent:      3:0d3f46688ccc
   | | |  user:        test
   | | |  date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |  obsolete:    rebased as 9468a5f5d8b2
+  | | |  obsolete:    rebased as 11:9468a5f5d8b2
   | | |  summary:     add obsol_d''
   | | |
   | | | x  changeset:   7:909a0fb57e5d
   | | |/   parent:      3:0d3f46688ccc
   | | |    user:        test
   | | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |    obsolete:    rewritten as 159dfc9fa5d3
+  | | |    obsolete:    rewritten as 8:159dfc9fa5d3
   | | |    summary:     add obsol_d'
   | | |
   | | | x  changeset:   6:95de7fc6918d
   | | |/   parent:      3:0d3f46688ccc
   | | |    user:        test
   | | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |    obsolete:    rewritten as 909a0fb57e5d
+  | | |    obsolete:    rewritten as 7:909a0fb57e5d
   | | |    summary:     add obsol_d
   | | |
   | | | x  changeset:   5:a7a6f2b5d8a5
   | | |/   parent:      3:0d3f46688ccc
   | | |    user:        test
   | | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | | |    obsolete:    rewritten as 95de7fc6918d
-  | | |    obsolete:    rewritten as 50f11e5e3a63
+  | | |    obsolete:    rewritten as 6:95de7fc6918d
+  | | |    obsolete:    rewritten as 15:50f11e5e3a63
   | | |    summary:     add d
   | | |
   | o |  changeset:   4:725c380fe99b
@@ -823,14 +823,14 @@
   | |/   parent:      1:7c3bad9141dc
   | |    user:        test
   | |    date:        Thu Jan 01 00:00:00 1970 +0000
-  | |    obsolete:    rewritten as 725c380fe99b
-  | |    obsolete:    rebased as 2033b4e49474
+  | |    obsolete:    rewritten as 4:725c380fe99b
+  | |    obsolete:    rebased as 10:2033b4e49474
   | |    summary:     add obsol_c
   | |
   x |  changeset:   2:4538525df7e2
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    rewritten as 0d3f46688ccc
+  |    obsolete:    rewritten as 3:0d3f46688ccc
   |    summary:     add c
   |
   o  changeset:   1:7c3bad9141dc
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-stabilize-conflict.t
--- a/tests/test-stabilize-conflict.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-stabilize-conflict.t	Fri Oct 20 12:04:45 2017 +0200
@@ -152,7 +152,7 @@
   |/   parent:      0:29ec1554cfaf
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    amended as e04690b09bc6
+  |    obsolete:    amended as 5:e04690b09bc6
   |    summary:     babar count up to ten
   |
   o  changeset:   0:29ec1554cfaf
@@ -244,7 +244,7 @@
   |/   parent:      0:29ec1554cfaf
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    amended as b20d08eea373
+  |    obsolete:    amended as 7:b20d08eea373
   |    summary:     babar count up to ten
   |
   o  changeset:   0:29ec1554cfaf
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-stabilize-order.t
--- a/tests/test-stabilize-order.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-stabilize-order.t	Fri Oct 20 12:04:45 2017 +0200
@@ -220,7 +220,7 @@
   | x  changeset:   9:2256dae6521f
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as f83a0bce03e4
+  |    obsolete:    reworded as 12:f83a0bce03e4
   |    summary:     addc
   |
   o  changeset:   8:7a68bc4596ea
diff -r 326e0ee1eed1 -r e91ca8b5ecf7 tests/test-topic-tutorial.t
--- a/tests/test-topic-tutorial.t	Thu Oct 19 18:18:43 2017 +0200
+++ b/tests/test-topic-tutorial.t	Fri Oct 20 12:04:45 2017 +0200
@@ -1227,7 +1227,7 @@
   |/   topic:       tools
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
-  |    obsolete:    reworded as b7509bd417f8
+  |    obsolete:    reworded as 18:b7509bd417f8
   |    summary:     Adding hammer
   |
   o  changeset:   12:fbff9bc37a43