def files_inspected(ext, delimiter = ',', remove = @config.working_dir)
        @path.is_a?(Array) ? @path.split(delimiter) : file_list(@path, ext, remove)
      end
def files_inspected(ext, delimiter = ',', remove = @config.working_dir)
        @path.is_a?(Array) ? @path.split(delimiter) : file_list(@path, ext, remove)
      end
List all files inspected
 @param ext [String] extension to search for
 @param delimiter [String] comma or space separated
 @param remove [String] remove from all file names
 @return all_files [Array<string>] list of file names