text: function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
  
  function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
  
  import { Component } from "react";
  import { unstable_renderSubtreeIntoContainer, unmountComponentAtNode } from "react-dom";
  
  var Portal = function (_Component) {
    _inherits(Portal, _Component);
  
    function Portal() {
      _classCallCheck(this, Portal);
  
      return _possibleConstructorReturn(this, _Component.apply(this, arguments));
    }
  
    Portal.prototype.componentDidMount = function componentDidMount() {
      this.renderPortal(this.props.children);
    };
  
    Portal.prototype.componentWillReceiveProps = function componentWillReceiveProps(_ref) {
      var children = _ref.children;
  
      this.renderPortal(children);
    };
  
    Portal.prototype.componentWillUnmount = function componentWillUnmount() {
      if (!this.node) return;
  
      unmountComponentAtNode(this.node);
      document.body.removeChild(this.node);
  
      this.portal = null;
      this.node = null;
    };
  
    Portal.prototype.render = function render() {
      return null;
    };
  
    Portal.prototype.renderPortal = function renderPortal(children) {
      if (!this.node) {
        this.node = document.createElement("div");
        document.body.appendChild(this.node);
      }
  
      this.portal = unstable_renderSubtreeIntoContainer(this, children, this.node);
    };
  
    return Portal;
  }(Component);
  
  Portal.displayName = "Portal";
  export default Portal;