From 367b275b3eb375b6a2f2c67163bd16be85ef2416 Mon Sep 17 00:00:00 2001
From: Blake Watters <bwatters@tripadvisor.com>
Date: Tue, 1 Oct 2013 10:51:20 -0400
Subject: [PATCH] Fix incorrect handling of nested paths when generating string
 files

---
 lib/twine/formatters/abstract.rb | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/twine/formatters/abstract.rb b/lib/twine/formatters/abstract.rb
index 6a9d965..3531b73 100644
--- a/lib/twine/formatters/abstract.rb
+++ b/lib/twine/formatters/abstract.rb
@@ -118,14 +118,18 @@ module Twine
         end
 
         file_name = @options[:file_name] || default_file_name
+        langs_written = []
         Dir.foreach(path) do |item|
-          if File.directory?(item)
-            lang = determine_language_given_path(item)
+          file = File.join(path, item)
+          if File.directory?(file)
+            lang = determine_language_given_path(file)
             if lang
               write_file(File.join(path, item, file_name), lang)
+              langs_written << lang
             end
           end
         end
+        raise Twine::Error.new("Failed to genertate any files: No languages found at #{path}") if langs_written.empty?
       end
     end
   end