[PATCH] context: drop caching 'copies' method

Mads Kiilerich mads at kiilerich.com
Sun Jan 12 13:01:49 CST 2014


# HG changeset patch
# User Mads Kiilerich <madski at unity3d.com>
# Date 1384634789 18000
#      Sat Nov 16 15:46:29 2013 -0500
# Node ID 57abc08c399b28aa86248f6db2cc63a7cf0b0f13
# Parent  d2704c48f4176d8cd6f21d33500820d44763585c
context: drop caching 'copies' method

The 'copies' method has no test coverage and calls copies.pathcopies with an
incorrect number of parameters and is thus (fortunately) not used. Kill it.

diff --git a/mercurial/context.py b/mercurial/context.py
--- a/mercurial/context.py
+++ b/mercurial/context.py
@@ -8,7 +8,6 @@
 from node import nullid, nullrev, short, hex, bin
 from i18n import _
 import ancestor, mdiff, error, util, scmutil, subrepo, patch, encoding, phases
-import copies
 import match as matchmod
 import os, errno, stat
 import obsolete as obsmod
@@ -737,14 +736,6 @@ class basefilectx(object):
             c = visit.pop(max(visit))
             yield c
 
-    def copies(self, c2):
-        if not util.safehasattr(self, "_copycache"):
-            self._copycache = {}
-        sc2 = str(c2)
-        if sc2 not in self._copycache:
-            self._copycache[sc2] = copies.pathcopies(c2)
-        return self._copycache[sc2]
-
 class filectx(basefilectx):
     """A filecontext object makes access to data related to a particular
        filerevision convenient."""


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