docs: function startStream () {
    process.stdin.setEncoding('utf8')
    process.stdin.on('data', function(data) {
      return {
        "--parse"     : function (string) {
          var result = parse(string)
          process.stdout.write(JSON.stringify(result, null, 2))
        },
        "--serialize" : function (string) {
          var result = serialize(JSON.parse(string))
          process.stdout.write(result)
        }
      }[$mode](data)
    })
  }