code: function (cls, type, alias, joinTable, joinAlias, on) {
      let method;
      switch (type) {
          case 'left':
              method = 'leftJoin';
              break;
          case 'right':
              method = 'leftJoin';
              break;
          default:
              method = 'innerJoin';
              break;
      }
      parseOn(cls, alias, method, joinTable, joinAlias, on);
  }
docs: //解析后结果
  .innerJoin('accounts', function() {
  this.on('accounts.id', '=', 'users.account_id').on('accounts.owner_id', '=', 'users.id').orOn('accounts.owner_id', '=', 'users.id')
  })
  
  @param {any} cls
  @param {any} type
  @param {any} alias
  @param {any} joinTable
  @param {any} joinAlias
  @param {any} on
  @param {any} options
  @param {any} where