# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 1447820715 28800
# Node ID f6d10432499de7e2b5648f9b3476609cab3d3033
# Parent  9a78ed4b976548777e18d663e2fdf2e822224e9b
inhibit: use dirty revset trick to speedup the inhibit search space.

See documentation for details. I'm a bit sad about this changesets.

diff -r 9a78ed4b9765 -r f6d10432499d hgext/inhibit.py
--- a/hgext/inhibit.py	Tue Nov 17 20:19:32 2015 -0800
+++ b/hgext/inhibit.py	Tue Nov 17 20:25:15 2015 -0800
@@ -129,7 +129,15 @@
     if not _inhibitenabled(repo):
         return
 
-    newinhibit = repo.revs('::%ln and obsolete()', nodes)
+    # we add (non public()) as a lower boundary to
+    # - use the C code in 3.6 (no ancestors in C as this is written)
+    # - restrict the search space. Otherwise, the ancestors can spend a lot of
+    #   time iterating if you have a check very low in the repo. We do not need
+    #   to iterate over tens of thousand of public revisions with higher
+    #   revision number
+    #
+    # In addition, the revset logic could be made significantly smarter here.
+    newinhibit = repo.revs('(not public())::%ln and obsolete()', nodes)
     if newinhibit:
         node = repo.changelog.node
         lock = tr = None