#542 use Dir[] to resolve the 8.3 path to the full path, use Util.escape_globs to not break existing glob tests

Author: soobrakay

lib/thor/actions/directory.rb

@@ -56,7 +56,7 @@ class Directory < EmptyDirectory #:nodoc:
       attr_reader :source
 
       def initialize(base, source, destination = nil, config = {}, &block)
-        @source = File.expand_path(base.find_in_source_paths(source.to_s))
+        @source = File.expand_path(Dir[Util.escape_globs(base.find_in_source_paths(source.to_s))].first)
         @block  = block
         super(base, destination, {:recursive => true}.merge(config))
       end