mercurial/repoview.py

--- a/mercurial/repoview.py	Tue Nov 05 14:17:58 2019 -0800
+++ b/mercurial/repoview.py	Tue Nov 05 14:21:47 2019 -0800
@@ -11,7 +11,11 @@
 import copy
 import weakref
 
-from .node import nullrev
+from .i18n import _
+from .node import (
+    hex,
+    nullrev,
+)
 from .pycompat import (
     delattr,
     getattr,
@@ -294,6 +298,15 @@
             assert not self.filteredrevs
             super(filteredchangelog, self).strip(*args, **kwargs)
 
+        def rev(self, node):
+            """filtered version of revlog.rev"""
+            r = super(filteredchangelog, self).rev(node)
+            if r in self.filteredrevs:
+                raise error.FilteredLookupError(
+                    hex(node), self.indexfile, _(b'filtered node')
+                )
+            return r
+
     cl.__class__ = filteredchangelog
 
     return cl