Mercurial > hg > mercurial-source

diff mercurial/revset.py @ 20716:fa1ac5faa7c4

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revset: added __nonzero__ method to spanset class Implemented it in a lazy way, just look for the first non-filtered revision and return True if there's any revision at all.
author Lucas Moscovicz <lmoscovicz@fb.com>
date Fri, 14 Mar 2014 09:07:59 -0700 (2014-03-14)
parents 41e1064486f9
children d7b7ec0459c6
line wrap: on
line diff
--- a/mercurial/revset.py
+++ b/mercurial/revset.py
@@ -2490,6 +2490,11 @@
         return self._contained(x) and not (self._hiddenrevs and rev in
                 self._hiddenrevs)
 
+    def __nonzero__(self):
+        for r in self:
+            return True
+        return False
+
     def __and__(self, x):
         if isinstance(x, baseset):
             x = x.set()