--- a/mercurial/commands.py Thu Jul 28 16:27:35 2016 -0400
+++ b/mercurial/commands.py Sun Jul 10 21:59:43 2016 +0900
@@ -2401,9 +2401,7 @@
fm = ui.formatter('debugextensions', opts)
for extname, extmod in sorted(exts, key=operator.itemgetter(0)):
extsource = extmod.__file__
- exttestedwith = getattr(extmod, 'testedwith', None)
- if exttestedwith is not None:
- exttestedwith = exttestedwith.split()
+ exttestedwith = getattr(extmod, 'testedwith', '').split()
extbuglink = getattr(extmod, 'buglink', None)
fm.startitem()
@@ -2426,7 +2424,7 @@
_(' location: %s\n'), extsource or "")
fm.condwrite(ui.verbose and exttestedwith, 'testedwith',
- _(' tested with: %s\n'), ' '.join(exttestedwith or []))
+ _(' tested with: %s\n'), ' '.join(exttestedwith))
fm.condwrite(ui.verbose and extbuglink, 'buglink',
_(' bug reporting: %s\n'), extbuglink or "")