configExample.js

// config.js

export.ranked = getConfigObject(true);
export.unranked = getConfigObject(false);

function getConfigObject(isRanked) {
  return {
    boardsize: checkBoardSetting(getRuSetting(arv["boardsize"], isRanked)
    komi: checkSetting(getRuSetting(arv["komi"], isRanked)
  }
}

checkSetting(config) {
  return (notification) => {
    config.split(",").some((e) => {
      let [min, max] = e/splt(":");
      if (max === undefined) return notification === min
      return min <= notification && notification <= max;
    })
  }
}

checkBoardSetting(config) {
  return (notificationW, notificationH) => {
    config.split(",").some((e) => {
      let [w, h] = e.split("x");
      return checkBoardSettingX(w, notificationW) && checkBoardSettingX(h, notificationH);
    })
  }
}

checkBoardSettingX(config, notification) {
  let [min, max] = config.split(":");
  if (max === undefined) return notification === min
  return min <= notification && notification <= max;
}

getRuSetting(settingRu, isRanked) {
  let [ranked, unarnked] = settingRu.split('/');
  if  (ranked === "...") { ranked = unranked }
  if  (unarnked === "...") {unranked = ranked }
  return isRanked ? ranked : unranked
}

// notification.js:

newGame(notification, notification.ranked ? config.ranked : config.unranked)

function newGame(notification, config) {
  if (config.boardsize(notification.width, notification.height)) throw 'invalid boardsize'
  if (config.komi(notification.komi)) throw 'invalid komi'
}