From: Tomas Babej <tomasbabej@gmail.com>
Date: Sat, 26 Dec 2015 11:11:45 +0000 (+0100)
Subject: LazyUUIDTaskSet: Add reverse operator implementations
X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/commitdiff_plain/4f1686540934a69cd3b65e54f8921b97b1102b09

LazyUUIDTaskSet: Add reverse operator implementations
---

diff --git a/tasklib/lazy.py b/tasklib/lazy.py
index c3feed5..d294341 100644
--- a/tasklib/lazy.py
+++ b/tasklib/lazy.py
@@ -110,18 +110,28 @@ class LazyUUIDTaskSet(object):
     def __isub__(self, other):
         return self.difference_update(other)
 
+    def __rsub__(self, other):
+        return LazyUUIDTaskSet(self._tw,
+            set(t['uuid'] for t in other) - self._uuids)
+
     def __or__(self, other):
         return self.union(other)
 
     def __ior__(self, other):
         return self.update(other)
 
+    def __ror__(self, other):
+        return self.union(other)
+
     def __xor__(self, other):
         return self.symmetric_difference(other)
 
     def __ixor__(self, other):
         return self.symmetric_difference_update(other)
 
+    def __rxor__(self, other):
+        return self.symmetric_difference(other)
+
     def __le__(self, other):
         return self.issubset(other)