text: import _extends from "@babel/runtime/helpers/esm/extends";
  import isHostComponent from './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
   */
  
  export default function appendOwnerState(elementType, existingProps, ownerState) {
    if (isHostComponent(elementType)) {
      return existingProps;
    }
  
    return _extends({}, existingProps, {
      ownerState: _extends({}, existingProps.ownerState, ownerState)
    });
  }