color: set _colormode to None when mode is unset (issue3895) stable

color: set _colormode to None when mode is unset (issue3895)

Previously, colorui assumed that it would only be called when mode wasn't
None. 7ae12ce87594 changed that, so now colorui needs to care about whether it
should colorize output.

--- a/hgext/color.py	Fri Apr 19 16:57:20 2013 -0700
+++ b/hgext/color.py	Fri Apr 19 16:57:10 2013 -0700
@@ -398,8 +398,8 @@
         ui.__class__ = colorui
     def colorcmd(orig, ui_, opts, cmd, cmdfunc):
         mode = _modesetup(ui_, opts)
+        colorui._colormode = mode
         if mode:
-            colorui._colormode = mode
             extstyles()
             configstyles(ui_)
         return orig(ui_, opts, cmd, cmdfunc)

--- a/tests/test-status-color.t	Fri Apr 19 16:57:20 2013 -0700
+++ b/tests/test-status-color.t	Fri Apr 19 16:57:10 2013 -0700
@@ -109,6 +109,16 @@
   \x1b[0;35;1;4m? \x1b[0m\x1b[0;35;1;4m../1/in_b_1\x1b[0m (esc)
   \x1b[0;35;1;4m? \x1b[0m\x1b[0;35;1;4min_b_2\x1b[0m (esc)
   \x1b[0;35;1;4m? \x1b[0m\x1b[0;35;1;4m../in_b\x1b[0m (esc)
+
+Make sure --color=never works
+  $ hg status --color=never
+  ? a/1/in_a_1
+  ? a/in_a
+  ? b/1/in_b_1
+  ? b/2/in_b_2
+  ? b/in_b
+  ? in_root
+
   $ cd ..
 
   $ hg init repo2