opbi / hooks

import addHooks from './helpers/add-hooks';

/**

 * A decorator to add conditional side-effect before error being thrown

  e.g. It can be used together with error-metrics to create conditional error-metrics

  e.g. It can also be used to handle specific error by throw error in the handler.

 *

 * @template T

 * @typedef {import('./types').ErrorHookMethod<T>} ErrorHookMethod

 *

 * @param {object} options - Config.

 * @param {ErrorHookMethod<boolean>} [options.condition] - Condition to call the handler.

 * @param {ErrorHookMethod<void>} [options.handler] - What to do when the condition met.

 */

const errorHandler = ({ condition = () => false, handler = () => {} } = {}) =>

  addHooks({

    errorHook: (e, p, m, c, a) => {

      if (condition(e, p, m, c, a)) {

        handler(e, p, m, c, a);

      }

    },

  });

export default errorHandler;