[PATCH 1/3] xs: allow taking a string as input

[Eric Wong <e@80x24.org>]

This allows us to avoid unnecessary Array conversions in
call sites
---
 lib/dtas/xs.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/dtas/xs.rb b/lib/dtas/xs.rb
index 04ac252..7b3a0c2 100644
--- a/lib/dtas/xs.rb
+++ b/lib/dtas/xs.rb
@@ -9,6 +9,6 @@ require 'shellwords'
 # again, filesystems can use any byte value in names except '\0'.
 module DTAS::XS # :nodoc:
   def xs(ary)
-    Shellwords.join(ary.map(&:b))
+    Shellwords.join(Array(ary).map(&:b))
   end
 end
-- 
EW