bisect: simpler approach for option validation message
authorBrandon McCaig <bamccaig@gmail.com>
Wed, 14 Jun 2017 01:43:47 -0400
changeset 32842 cb48dfd9672d
parent 32841 e65ff29dbeb0
child 32843 d3b2d4587e73
bisect: simpler approach for option validation message Yuya Nishihara gave this suggestion on the mailing list after the previous patch was queued, and honestly this seems much simpler and looks more efficient.
mercurial/commands.py
--- a/mercurial/commands.py	Mon Jun 12 16:35:57 2017 -0700
+++ b/mercurial/commands.py	Wed Jun 14 01:43:47 2017 -0400
@@ -9,7 +9,6 @@
 
 import difflib
 import errno
-import itertools
 import os
 import re
 import sys
@@ -781,9 +780,11 @@
         '--skip': skip,
     }
 
-    for left, right in itertools.combinations(sorted(incompatibles), 2):
-        if incompatibles[left] and incompatibles[right]:
-            raise error.Abort(_('%s and %s are incompatible') % (left, right))
+    enabled = [x for x in incompatibles if incompatibles[x]]
+
+    if len(enabled) > 1:
+        raise error.Abort(_('%s and %s are incompatible') %
+                          tuple(sorted(enabled)[0:2]))
 
     if reset:
         hbisect.resetstate(repo)