code: function get(option) {
      if (option && option.tryExtensions && Array.isArray(option.tryExtensions)) {
          return option.tryExtensions.map(String)
      }
      return null
  }
docs: Gets `tryExtensions` property from a given option object.
  
  @param {object|undefined} option - An option object to get.
  @returns {string[]|null} The `tryExtensions` value, or `null`.