# HG changeset patch
# User Augie Fackler <raf@durin42.com>
# Date 1384650722 18000
# Node ID 6c1adf2067bb7c225f96cf253e9e228b5a7cdcf4
# Parent  5931489b65e096cb326b4c58e41e521101c9aed5
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work

diff -r 5931489b65e0 -r 6c1adf2067bb mercurial/obsolete.py
--- a/mercurial/obsolete.py	Sat Nov 16 20:31:58 2013 -0500
+++ b/mercurial/obsolete.py	Sat Nov 16 20:12:02 2013 -0500
@@ -196,6 +196,14 @@
         self._data = data
         self._decodedmeta = None
 
+    def __hash__(self):
+        return hash(self._data)
+
+    def __eq__(self, other):
+        if type(other) != type(self):
+            return False
+        return self._data == other._data
+
     def precnode(self):
         """Precursor changeset node identifier"""
         return self._data[0]