# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@ens-lyon.org>
# Date 1490207423 -3600
# Node ID eea1fdeb1eb33284af7d95e76f3eb8990c640995
# Parent  7570e06834604b6add92ed73519312e70007f00d
stablerange: drop "key" and "id" logic form the class

We can restrict to the bare minimun for equality and hashing now.

diff --git a/hgext3rd/evolve/stablerange.py b/hgext3rd/evolve/stablerange.py
--- a/hgext3rd/evolve/stablerange.py
+++ b/hgext3rd/evolve/stablerange.py
@@ -352,12 +352,12 @@
         assert index < depth, (head, index, depth, revs)
 
     def __hash__(self):
-        return self._id
+        return hash((self._head, self._index))
 
     def __eq__(self, other):
         if type(self) != type(other):
             raise NotImplementedError()
-        return self._stablekey == other._stablekey
+        return (self._head, self._index) == (other._head, other._index)
 
     def __getitem__(self, idx):
         """small helper function to prepare for the migration to tuple"""
@@ -369,14 +369,6 @@
             raise IndexError(idx)
 
     @util.propertycache
-    def _id(self):
-        return hash(self._stablekey)
-
-    @util.propertycache
-    def _stablekey(self):
-        return (self[0], self[1])
-
-    @util.propertycache
     def _revs(self):
         length = self._repo.stablerange.rangelength(self._repo, self)
         r = stablesort(self._repo, [self[0]])[self[1]:]