@cookbook/dot-notation/lib/utils/merge.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _is = _interopRequireDefault(require("./is"));

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

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var merge = function merge(x, y) {
  if (!(_is.default.object(x) || _is.default.object(y))) {
    return y;
  }

  var keys = Object.keys(x);

  var result = _objectSpread({}, y);

  for (var i = 0; i < keys.length; i += 1) {
    var key = keys[i];
    var xValue = x[key];
    var yValue = y[key];

    if (Array.isArray(xValue) && Array.isArray(yValue)) {
      result[key] = yValue;
    } else if (_is.default.object(xValue) && _is.default.object(yValue)) {
      result[key] = merge(_objectSpread({}, xValue), _objectSpread({}, yValue));
    } else {
      result[key] = xValue;
    }
  }

  return result;
};

var _default = merge;
exports.default = _default;