"use strict";

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

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

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _isHostComponent = _interopRequireDefault(require("./isHostComponent"));

/**
 * Appends the ownerState object to the props, merging with the existing one if necessary.
 *
 * @param elementType Type of the element that owns the `existingProps`. If the element is a DOM node, `ownerState` are not applied.
 * @param existingProps Props of the element.
 * @param ownerState
 */
function appendOwnerState(elementType, existingProps, ownerState) {
  if ((0, _isHostComponent.default)(elementType)) {
    return existingProps;
  }

  return (0, _extends2.default)({}, existingProps, {
    ownerState: (0, _extends2.default)({}, existingProps.ownerState, ownerState)
  });
}