unpack_file? (Merb::Slices::ModuleMixin)

    # File lib/merb-slices/module_mixin.rb, line 494
          def unpack_file?(file)
            @mirror_exceptions_regexp ||= begin
              skip_paths = (mirrored_public_components + [:stub]).map { |type| dir_for(type).relative_path_from(self.root) }
              skip_paths += config[:skip_files] if config[:skip_files].is_a?(Array)
              Regexp.new("^(#{skip_paths.join('|')})")
            end
            not file.match(@mirror_exceptions_regexp)
          end