code: def parse_json(file = nil, symbolize = true)
        return unless file && ::File.exist?(file.to_s)
        begin
          ::JSON.parse(::File.read(file.to_s), symbolize_names: symbolize)
        rescue JSON::ParserError
          return
        end
      end
docs: =>    File I/O    <= 
  
   => Define JSON Parser