# HG changeset patch
# User Joshua Redstone <joshua.redstone@fb.com>
# Date 1339167577 25200
# Node ID 553e8f5aba7adbed99d2e70b154ff69fe9881f48
# Parent  21e18c608b68e0c10c8a327537f9ceadbc8c3219
revlog: add incancestors, a version of ancestors that includes revs listed

ancestors() returns the ancestors of revs provided. This func is like
that except it also includes the revs themselves in the total set of
revs generated.

diff -r 21e18c608b68 -r 553e8f5aba7a mercurial/revlog.py
--- a/mercurial/revlog.py	Thu Jun 14 11:43:48 2012 +0200
+++ b/mercurial/revlog.py	Fri Jun 08 07:59:37 2012 -0700
@@ -404,6 +404,14 @@
                     seen.add(parent)
                     yield parent
 
+    def incancestors(self, revs, stoprev=0):
+        """Identical to ancestors() except it also generates the
+        revisions, 'revs'"""
+        for rev in revs:
+            yield rev
+        for rev in self.ancestors(revs, stoprev):
+            yield rev
+
     def descendants(self, revs):
         """Generate the descendants of 'revs' in revision order.