content: var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
  
  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 warning from 'warning';
  import invariant from 'invariant';
  import React from 'react';
  import PropTypes from 'prop-types';
  
  /**
   * The public API for putting history on context.
   */
  
  var Router = function (_React$Component) {
    _inherits(Router, _React$Component);
  
    function Router() {
      var _temp, _this, _ret;
  
      _classCallCheck(this, Router);
  
      for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
  
      return _ret = (_temp = (_this = _possibleConstructorReturn(this, _React$Component.call.apply(_React$Component, [this].concat(args))), _this), _this.state = {
        match: _this.computeMatch(_this.props.history.location.pathname)
      }, _temp), _possibleConstructorReturn(_this, _ret);
    }
  
    Router.prototype.getChildContext = function getChildContext() {
      return {
        router: _extends({}, this.context.router, {
          history: this.props.history,
          route: {
            location: this.props.history.location,
            match: this.state.match
          }
        })
      };
    };
  
    Router.prototype.computeMatch = function computeMatch(pathname) {
      return {
        path: '/',
        url: '/',
        params: {},
        isExact: pathname === '/'
      };
    };
  
    Router.prototype.componentWillMount = function componentWillMount() {
      var _this2 = this;
  
      var _props = this.props,
          children = _props.children,
          history = _props.history;
  
  
      invariant(children == null || React.Children.count(children) === 1, 'A <Router> may have only one child element');
  
      // Do this here so we can setState when a <Redirect> changes the
      // location in componentWillMount. This happens e.g. when doing
      // server rendering using a <StaticRouter>.
      this.unlisten = history.listen(function () {
        _this2.setState({
          match: _this2.computeMatch(history.location.pathname)
        });
      });
    };
  
    Router.prototype.componentWillReceiveProps = function componentWillReceiveProps(nextProps) {
      warning(this.props.history === nextProps.history, 'You cannot change <Router history>');
    };
  
    Router.prototype.componentWillUnmount = function componentWillUnmount() {
      this.unlisten();
    };
  
    Router.prototype.render = function render() {
      var children = this.props.children;
  
      return children ? React.Children.only(children) : null;
    };
  
    return Router;
  }(React.Component);
  
  Router.propTypes = {
    history: PropTypes.object.isRequired,
    children: PropTypes.node
  };
  Router.contextTypes = {
    router: PropTypes.object
  };
  Router.childContextTypes = {
    router: PropTypes.object.isRequired
  };
  
  
  export default Router;