genji-core/lib/getMutation.js

The core lightweight library for genji, based on redux and redux-saga.

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = getMutation;

var _getIterator2 = _interopRequireDefault(require("@babel/runtime/core-js/get-iterator"));

function applyOnMutation(fns, mutation, model, key) {
  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = (0, _getIterator2.default)(fns), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var fn = _step.value;
      mutation = fn(mutation, model, key);
    }
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return != null) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  return mutation;
}

function getMutation(reducers, onMutation, model) {
  var newHandlers = {};
  reducers = reducers || {};

  for (var key in reducers) {
    if (Object.prototype.hasOwnProperty.call(reducers, key)) {
      newHandlers[key] = applyOnMutation(onMutation, reducers[key], model, key);
    }
  }

  return newHandlers;
}