redux-modules/lib/selectors/getFinalProps.js

A library for defining clear, boilerplate free Redux reducers.

'use strict';

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

var _mergeProps = require('./mergeProps');

var _mergeProps2 = _interopRequireDefault(_mergeProps);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var createFinalPropsSelector = exports.createFinalPropsSelector = function createFinalPropsSelector(_ref) {
  var getState = _ref.getState,
      getDispatch = _ref.getDispatch;

  var lastOwn = void 0;
  var lastState = void 0;
  var lastMerged = void 0;
  var dispatch = void 0;
  return function (state, props) {
    var nextOwn = props;
    var nextState = getState(state, props);

    if (typeof dispatch === 'undefined') {
      dispatch = getDispatch(props);
    }

    if (lastOwn !== nextOwn || lastState !== nextState) {
      lastMerged = (0, _mergeProps2.default)(nextState, dispatch, nextOwn);
      lastOwn = nextOwn;
      lastState = nextState;
    }
    return lastMerged;
  };
};

exports.default = createFinalPropsSelector;