[issue2464] qnew directory/ should fail early; qnew existing_directory should provide a better error

[timeless]

New submission from timeless <timeless at gmail.com>:

@@ -6,11 +6,13 @@
   $ hg init x
   $ cd x
   $ hg qnew foo/
-  abort: "foo/" cannot be used as the name of a patch
+  abort: Is a directory: /tmp/x/.hg/patches/foo/
   [255]
   $ hg qnew foo
+  abort: patch "foo" already exists
+  [255]
   $ hg qnew bar/bie
   $ hg qnew bar
-  abort: "bar" already exists as a directory
+  abort: patch "bar" already exists
   [255]
 
!

----------
assignedto: mg
messages: 14227
nosy: mg, timeless
priority: bug
status: unread
title: qnew directory/ should fail early; qnew existing_directory should provide a better error

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