Method findByPk

lib/model.js:1877–1895

* Search for a single instance by its primary key._ * * @param {number|string|Buffer} param The value of the desired instance's primary key. * @param {object} [options] find options * @param {Transaction} [options.transaction] Transaction to run q

(param, options)

   * @returns {Promise<Model>}
   */
  static async findByPk(param, options) {
    class="cm">// return Promise resolved with null if no arguments are passed
    if ([null, undefined].includes(param)) {
      return null;
    }

    options = Utils.cloneDeep(options) || {};

    if (typeof param === class="st">'number' || typeof param === class="st">'string' || Buffer.isBuffer(param)) {
      options.where = {
        [this.primaryKeyAttribute]: param
      };
    } else {
      throw new Error(`Argument passed to findByPk is invalid: ${param}`);
    }

    class="cm">// Bypass a possible overloaded findOne
    return await this.findOne(options);
  }

  /**
   * Search for a single instance. Returns the first instance found, or null if none can be found.