reactstrap/es/Portal.js

import _inheritsLoose from "@babel/runtime/helpers/esm/inheritsLoose";
import React from 'react';
import ReactDOM from 'react-dom';
import PropTypes from 'prop-types';
import { canUseDOM } from './utils';
var propTypes = {
  children: PropTypes.node.isRequired,
  node: PropTypes.any
};

var Portal =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(Portal, _React$Component);

  function Portal() {
    return _React$Component.apply(this, arguments) || this;
  }

  var _proto = Portal.prototype;

  _proto.componentWillUnmount = function componentWillUnmount() {
    if (this.defaultNode) {
      document.body.removeChild(this.defaultNode);
    }

    this.defaultNode = null;
  };

  _proto.render = function render() {
    if (!canUseDOM) {
      return null;
    }

    if (!this.props.node && !this.defaultNode) {
      this.defaultNode = document.createElement('div');
      document.body.appendChild(this.defaultNode);
    }

    return ReactDOM.createPortal(this.props.children, this.props.node || this.defaultNode);
  };

  return Portal;
}(React.Component);

Portal.propTypes = propTypes;
export default Portal;