--- a/hgext/evolve.py	Mon Mar 02 20:12:00 2015 +0100
+++ b/hgext/evolve.py	Thu Jan 29 22:53:43 2015 +0900
@@ -502,7 +502,7 @@
     """``precursors(set)``
     Immediate precursors of changesets in set.
     """
-    s = revset.getset(repo, range(len(repo)), x)
+    s = revset.getset(repo, revset.fullreposet(repo), x)
     cs = _precursors(repo, s)
     return [r for r in subset if r in cs]
 
@@ -512,7 +512,7 @@
     """``allprecursors(set)``
     Transitive precursors of changesets in set.
     """
-    s = revset.getset(repo, range(len(repo)), x)
+    s = revset.getset(repo, revset.fullreposet(repo), x)
     cs = _allprecursors(repo, s)
     return [r for r in subset if r in cs]
 
@@ -522,7 +522,7 @@
     """``successors(set)``
     Immediate successors of changesets in set.
     """
-    s = revset.getset(repo, range(len(repo)), x)
+    s = revset.getset(repo, revset.fullreposet(repo), x)
     cs = _successors(repo, s)
     return [r for r in subset if r in cs]
 
@@ -531,7 +531,7 @@
     """``allsuccessors(set)``
     Transitive successors of changesets in set.
     """
-    s = revset.getset(repo, range(len(repo)), x)
+    s = revset.getset(repo, revset.fullreposet(repo), x)
     cs = _allsuccessors(repo, s)
     return [r for r in subset if r in cs]