Rakefile in orm_adapter-0.0.4 vs Rakefile in orm_adapter-0.0.5

@@ -41,10 +41,10 @@
     if File.exists?("Gemfile.lock") && File.read("Gemfile.lock") != File.read("Gemfile.lock.development")
       cp "Gemfile.lock", "Gemfile.lock.development"
       raise "** Gemfile.lock.development has been updated, please commit these changes."
     end
     
-    if (git.status.changed + git.status.added + git.status.deleted).any?
+    if git.status.changed.any? || git.status.added.any? || git.status.deleted.any?
       raise "** repo is not clean, try committing some files"
     end
     
     if git.object('HEAD').sha != git.object('origin/master').sha
       raise "** origin does not match HEAD, have you pushed?"
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