react-modal.js

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory(require("react"), require("react-dom"));
	else if(typeof define === 'function' && define.amd)
		define(["react", "react-dom"], factory);
	else if(typeof exports === 'object')
		exports["ReactModal"] = factory(require("react"), require("react-dom"));
	else
		root["ReactModal"] = factory(root["React"], root["ReactDOM"]);
})(typeof self !== 'undefined' ? self : this, function(__WEBPACK_EXTERNAL_MODULE_2__, __WEBPACK_EXTERNAL_MODULE_9__) {
return /******/ (function(modules) { // webpackBootstrap
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/* 0 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */



var ReactPropTypesSecret = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';

module.exports = ReactPropTypesSecret;


/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _exenv = __webpack_require__(20);

var _exenv2 = _interopRequireDefault(_exenv);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var EE = _exenv2.default;

var SafeHTMLElement = EE.canUseDOM ? window.HTMLElement : {};

var canUseDOM = exports.canUseDOM = EE.canUseDOM;

exports.default = SafeHTMLElement;

/***/ }),
/* 2 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_2__;

/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {

/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

if (undefined !== 'production') {
  var ReactIs = __webpack_require__(4);

  // By explicitly using `prop-types` you are opting into new development behavior.
  // http://fb.me/prop-types-in-prod
  var throwOnDirectAccess = true;
  module.exports = __webpack_require__(12)(ReactIs.isElement, throwOnDirectAccess);
} else {
  // By explicitly using `prop-types` you are opting into new production behavior.
  // http://fb.me/prop-types-in-prod
  module.exports = __webpack_require__(15)();
}


/***/ }),
/* 4 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


if (undefined === 'production') {
  module.exports = __webpack_require__(10);
} else {
  module.exports = __webpack_require__(11);
}


/***/ }),
/* 5 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = findTabbableDescendants;
/*!
 * Adapted from jQuery UI core
 *
 * http://jqueryui.com
 *
 * Copyright 2014 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/category/ui-core/
 */

var tabbableNode = /input|select|textarea|button|object/;

function hidesContents(element) {
  var zeroSize = element.offsetWidth <= 0 && element.offsetHeight <= 0;

  // If the node is empty, this is good enough
  if (zeroSize && !element.innerHTML) return true;

  // Otherwise we need to check some styles
  var style = window.getComputedStyle(element);
  return zeroSize ? style.getPropertyValue("overflow") !== "visible" : style.getPropertyValue("display") == "none";
}

function visible(element) {
  var parentElement = element;
  while (parentElement) {
    if (parentElement === document.body) break;
    if (hidesContents(parentElement)) return false;
    parentElement = parentElement.parentNode;
  }
  return true;
}

function focusable(element, isTabIndexNotNaN) {
  var nodeName = element.nodeName.toLowerCase();
  var res = tabbableNode.test(nodeName) && !element.disabled || (nodeName === "a" ? element.href || isTabIndexNotNaN : isTabIndexNotNaN);
  return res && visible(element);
}

function tabbable(element) {
  var tabIndex = element.getAttribute("tabindex");
  if (tabIndex === null) tabIndex = undefined;
  var isTabIndexNaN = isNaN(tabIndex);
  return (isTabIndexNaN || tabIndex >= 0) && focusable(element, !isTabIndexNaN);
}

function findTabbableDescendants(element) {
  return [].slice.call(element.querySelectorAll("*"), 0).filter(tabbable);
}
module.exports = exports["default"];

/***/ }),
/* 6 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.assertNodeList = assertNodeList;
exports.setElement = setElement;
exports.validateElement = validateElement;
exports.hide = hide;
exports.show = show;
exports.documentNotReadyOrSSRTesting = documentNotReadyOrSSRTesting;
exports.resetForTesting = resetForTesting;

var _warning = __webpack_require__(19);

var _warning2 = _interopRequireDefault(_warning);

var _safeHTMLElement = __webpack_require__(1);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var globalElement = null;

function assertNodeList(nodeList, selector) {
  if (!nodeList || !nodeList.length) {
    throw new Error("react-modal: No elements were found for selector " + selector + ".");
  }
}

function setElement(element) {
  var useElement = element;
  if (typeof useElement === "string" && _safeHTMLElement.canUseDOM) {
    var el = document.querySelectorAll(useElement);
    assertNodeList(el, useElement);
    useElement = "length" in el ? el[0] : el;
  }
  globalElement = useElement || globalElement;
  return globalElement;
}

function validateElement(appElement) {
  if (!appElement && !globalElement) {
    (0, _warning2.default)(false, ["react-modal: App element is not defined.", "Please use `Modal.setAppElement(el)` or set `appElement={el}`.", "This is needed so screen readers don't see main content", "when modal is opened. It is not recommended, but you can opt-out", "by setting `ariaHideApp={false}`."].join(" "));

    return false;
  }

  return true;
}

function hide(appElement) {
  if (validateElement(appElement)) {
    (appElement || globalElement).setAttribute("aria-hidden", "true");
  }
}

function show(appElement) {
  if (validateElement(appElement)) {
    (appElement || globalElement).removeAttribute("aria-hidden");
  }
}

function documentNotReadyOrSSRTesting() {
  globalElement = null;
}

function resetForTesting() {
  globalElement = null;
}

/***/ }),
/* 7 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _Modal = __webpack_require__(8);

var _Modal2 = _interopRequireDefault(_Modal);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

exports.default = _Modal2.default;
module.exports = exports["default"];

/***/ }),
/* 8 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.bodyOpenClassName = exports.portalClassName = undefined;

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; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = __webpack_require__(2);

var _react2 = _interopRequireDefault(_react);

var _reactDom = __webpack_require__(9);

var _reactDom2 = _interopRequireDefault(_reactDom);

var _propTypes = __webpack_require__(3);

var _propTypes2 = _interopRequireDefault(_propTypes);

var _ModalPortal = __webpack_require__(16);

var _ModalPortal2 = _interopRequireDefault(_ModalPortal);

var _ariaAppHider = __webpack_require__(6);

var ariaAppHider = _interopRequireWildcard(_ariaAppHider);

var _safeHTMLElement = __webpack_require__(1);

var _safeHTMLElement2 = _interopRequireDefault(_safeHTMLElement);

var _reactLifecyclesCompat = __webpack_require__(22);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

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; }

var portalClassName = exports.portalClassName = "ReactModalPortal";
var bodyOpenClassName = exports.bodyOpenClassName = "ReactModal__Body--open";

var isReact16 = _reactDom2.default.createPortal !== undefined;

var getCreatePortal = function getCreatePortal() {
  return isReact16 ? _reactDom2.default.createPortal : _reactDom2.default.unstable_renderSubtreeIntoContainer;
};

function getParentElement(parentSelector) {
  return parentSelector();
}

var Modal = function (_Component) {
  _inherits(Modal, _Component);

  function Modal() {
    var _ref;

    var _temp, _this, _ret;

    _classCallCheck(this, Modal);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = Modal.__proto__ || Object.getPrototypeOf(Modal)).call.apply(_ref, [this].concat(args))), _this), _this.removePortal = function () {
      !isReact16 && _reactDom2.default.unmountComponentAtNode(_this.node);
      var parent = getParentElement(_this.props.parentSelector);
      parent.removeChild(_this.node);
    }, _this.portalRef = function (ref) {
      _this.portal = ref;
    }, _this.renderPortal = function (props) {
      var createPortal = getCreatePortal();
      var portal = createPortal(_this, _react2.default.createElement(_ModalPortal2.default, _extends({ defaultStyles: Modal.defaultStyles }, props)), _this.node);
      _this.portalRef(portal);
    }, _temp), _possibleConstructorReturn(_this, _ret);
  }

  _createClass(Modal, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      if (!_safeHTMLElement.canUseDOM) return;

      if (!isReact16) {
        this.node = document.createElement("div");
      }
      this.node.className = this.props.portalClassName;

      var parent = getParentElement(this.props.parentSelector);
      parent.appendChild(this.node);

      !isReact16 && this.renderPortal(this.props);
    }
  }, {
    key: "getSnapshotBeforeUpdate",
    value: function getSnapshotBeforeUpdate(prevProps) {
      var prevParent = getParentElement(prevProps.parentSelector);
      var nextParent = getParentElement(this.props.parentSelector);
      return { prevParent: prevParent, nextParent: nextParent };
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps, _, snapshot) {
      if (!_safeHTMLElement.canUseDOM) return;
      var _props = this.props,
          isOpen = _props.isOpen,
          portalClassName = _props.portalClassName;


      if (prevProps.portalClassName !== portalClassName) {
        this.node.className = portalClassName;
      }

      var prevParent = snapshot.prevParent,
          nextParent = snapshot.nextParent;

      if (nextParent !== prevParent) {
        prevParent.removeChild(this.node);
        nextParent.appendChild(this.node);
      }

      // Stop unnecessary renders if modal is remaining closed
      if (!prevProps.isOpen && !isOpen) return;

      !isReact16 && this.renderPortal(this.props);
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      if (!_safeHTMLElement.canUseDOM || !this.node || !this.portal) return;

      var state = this.portal.state;
      var now = Date.now();
      var closesAt = state.isOpen && this.props.closeTimeoutMS && (state.closesAt || now + this.props.closeTimeoutMS);

      if (closesAt) {
        if (!state.beforeClose) {
          this.portal.closeWithTimeout();
        }

        setTimeout(this.removePortal, closesAt - now);
      } else {
        this.removePortal();
      }
    }
  }, {
    key: "render",
    value: function render() {
      if (!_safeHTMLElement.canUseDOM || !isReact16) {
        return null;
      }

      if (!this.node && isReact16) {
        this.node = document.createElement("div");
      }

      var createPortal = getCreatePortal();
      return createPortal(_react2.default.createElement(_ModalPortal2.default, _extends({
        ref: this.portalRef,
        defaultStyles: Modal.defaultStyles
      }, this.props)), this.node);
    }
  }], [{
    key: "setAppElement",
    value: function setAppElement(element) {
      ariaAppHider.setElement(element);
    }

    /* eslint-disable react/no-unused-prop-types */

    /* eslint-enable react/no-unused-prop-types */

  }]);

  return Modal;
}(_react.Component);

Modal.propTypes = {
  isOpen: _propTypes2.default.bool.isRequired,
  style: _propTypes2.default.shape({
    content: _propTypes2.default.object,
    overlay: _propTypes2.default.object
  }),
  portalClassName: _propTypes2.default.string,
  bodyOpenClassName: _propTypes2.default.string,
  htmlOpenClassName: _propTypes2.default.string,
  className: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.shape({
    base: _propTypes2.default.string.isRequired,
    afterOpen: _propTypes2.default.string.isRequired,
    beforeClose: _propTypes2.default.string.isRequired
  })]),
  overlayClassName: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.shape({
    base: _propTypes2.default.string.isRequired,
    afterOpen: _propTypes2.default.string.isRequired,
    beforeClose: _propTypes2.default.string.isRequired
  })]),
  appElement: _propTypes2.default.instanceOf(_safeHTMLElement2.default),
  onAfterOpen: _propTypes2.default.func,
  onRequestClose: _propTypes2.default.func,
  closeTimeoutMS: _propTypes2.default.number,
  ariaHideApp: _propTypes2.default.bool,
  shouldFocusAfterRender: _propTypes2.default.bool,
  shouldCloseOnOverlayClick: _propTypes2.default.bool,
  shouldReturnFocusAfterClose: _propTypes2.default.bool,
  parentSelector: _propTypes2.default.func,
  aria: _propTypes2.default.object,
  data: _propTypes2.default.object,
  role: _propTypes2.default.string,
  contentLabel: _propTypes2.default.string,
  shouldCloseOnEsc: _propTypes2.default.bool,
  overlayRef: _propTypes2.default.func,
  contentRef: _propTypes2.default.func
};
Modal.defaultProps = {
  isOpen: false,
  portalClassName: portalClassName,
  bodyOpenClassName: bodyOpenClassName,
  role: "dialog",
  ariaHideApp: true,
  closeTimeoutMS: 0,
  shouldFocusAfterRender: true,
  shouldCloseOnEsc: true,
  shouldCloseOnOverlayClick: true,
  shouldReturnFocusAfterClose: true,
  parentSelector: function parentSelector() {
    return document.body;
  }
};
Modal.defaultStyles = {
  overlay: {
    position: "fixed",
    top: 0,
    left: 0,
    right: 0,
    bottom: 0,
    backgroundColor: "rgba(255, 255, 255, 0.75)"
  },
  content: {
    position: "absolute",
    top: "40px",
    left: "40px",
    right: "40px",
    bottom: "40px",
    border: "1px solid #ccc",
    background: "#fff",
    overflow: "auto",
    WebkitOverflowScrolling: "touch",
    borderRadius: "4px",
    outline: "none",
    padding: "20px"
  }
};


(0, _reactLifecyclesCompat.polyfill)(Modal);

exports.default = Modal;

/***/ }),
/* 9 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_9__;

/***/ }),
/* 10 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/** @license React v16.8.1
 * react-is.production.min.js
 *
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

Object.defineProperty(exports,"__esModule",{value:!0});
var b="function"===typeof Symbol&&Symbol.for,c=b?Symbol.for("react.element"):60103,d=b?Symbol.for("react.portal"):60106,e=b?Symbol.for("react.fragment"):60107,f=b?Symbol.for("react.strict_mode"):60108,g=b?Symbol.for("react.profiler"):60114,h=b?Symbol.for("react.provider"):60109,k=b?Symbol.for("react.context"):60110,l=b?Symbol.for("react.async_mode"):60111,m=b?Symbol.for("react.concurrent_mode"):60111,n=b?Symbol.for("react.forward_ref"):60112,p=b?Symbol.for("react.suspense"):60113,q=b?Symbol.for("react.memo"):
60115,r=b?Symbol.for("react.lazy"):60116;function t(a){if("object"===typeof a&&null!==a){var u=a.$$typeof;switch(u){case c:switch(a=a.type,a){case l:case m:case e:case g:case f:case p:return a;default:switch(a=a&&a.$$typeof,a){case k:case n:case h:return a;default:return u}}case r:case q:case d:return u}}}function v(a){return t(a)===m}exports.typeOf=t;exports.AsyncMode=l;exports.ConcurrentMode=m;exports.ContextConsumer=k;exports.ContextProvider=h;exports.Element=c;exports.ForwardRef=n;
exports.Fragment=e;exports.Lazy=r;exports.Memo=q;exports.Portal=d;exports.Profiler=g;exports.StrictMode=f;exports.Suspense=p;exports.isValidElementType=function(a){return"string"===typeof a||"function"===typeof a||a===e||a===m||a===g||a===f||a===p||"object"===typeof a&&null!==a&&(a.$$typeof===r||a.$$typeof===q||a.$$typeof===h||a.$$typeof===k||a.$$typeof===n)};exports.isAsyncMode=function(a){return v(a)||t(a)===l};exports.isConcurrentMode=v;exports.isContextConsumer=function(a){return t(a)===k};
exports.isContextProvider=function(a){return t(a)===h};exports.isElement=function(a){return"object"===typeof a&&null!==a&&a.$$typeof===c};exports.isForwardRef=function(a){return t(a)===n};exports.isFragment=function(a){return t(a)===e};exports.isLazy=function(a){return t(a)===r};exports.isMemo=function(a){return t(a)===q};exports.isPortal=function(a){return t(a)===d};exports.isProfiler=function(a){return t(a)===g};exports.isStrictMode=function(a){return t(a)===f};
exports.isSuspense=function(a){return t(a)===p};


/***/ }),
/* 11 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/** @license React v16.8.1
 * react-is.development.js
 *
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */





if (undefined !== "production") {
  (function() {
'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
// nor polyfill, then a plain number is used for performance.
var hasSymbol = typeof Symbol === 'function' && Symbol.for;

var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7;
var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca;
var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb;
var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc;
var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2;
var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd;
var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace;
var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf;
var REACT_CONCURRENT_MODE_TYPE = hasSymbol ? Symbol.for('react.concurrent_mode') : 0xeacf;
var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0;
var REACT_SUSPENSE_TYPE = hasSymbol ? Symbol.for('react.suspense') : 0xead1;
var REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3;
var REACT_LAZY_TYPE = hasSymbol ? Symbol.for('react.lazy') : 0xead4;

function isValidElementType(type) {
  return typeof type === 'string' || typeof type === 'function' ||
  // Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill.
  type === REACT_FRAGMENT_TYPE || type === REACT_CONCURRENT_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || typeof type === 'object' && type !== null && (type.$$typeof === REACT_LAZY_TYPE || type.$$typeof === REACT_MEMO_TYPE || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE);
}

/**
 * Forked from fbjs/warning:
 * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
 *
 * Only change is we use console.warn instead of console.error,
 * and do nothing when 'console' is not supported.
 * This really simplifies the code.
 * ---
 * Similar to invariant but only logs a warning if the condition is not met.
 * This can be used to log issues in development environments in critical
 * paths. Removing the logging code for production environments will keep the
 * same logic and follow the same code paths.
 */

var lowPriorityWarning = function () {};

{
  var printWarning = function (format) {
    for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
      args[_key - 1] = arguments[_key];
    }

    var argIndex = 0;
    var message = 'Warning: ' + format.replace(/%s/g, function () {
      return args[argIndex++];
    });
    if (typeof console !== 'undefined') {
      console.warn(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) {}
  };

  lowPriorityWarning = function (condition, format) {
    if (format === undefined) {
      throw new Error('`lowPriorityWarning(condition, format, ...args)` requires a warning ' + 'message argument');
    }
    if (!condition) {
      for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
        args[_key2 - 2] = arguments[_key2];
      }

      printWarning.apply(undefined, [format].concat(args));
    }
  };
}

var lowPriorityWarning$1 = lowPriorityWarning;

function typeOf(object) {
  if (typeof object === 'object' && object !== null) {
    var $$typeof = object.$$typeof;
    switch ($$typeof) {
      case REACT_ELEMENT_TYPE:
        var type = object.type;

        switch (type) {
          case REACT_ASYNC_MODE_TYPE:
          case REACT_CONCURRENT_MODE_TYPE:
          case REACT_FRAGMENT_TYPE:
          case REACT_PROFILER_TYPE:
          case REACT_STRICT_MODE_TYPE:
          case REACT_SUSPENSE_TYPE:
            return type;
          default:
            var $$typeofType = type && type.$$typeof;

            switch ($$typeofType) {
              case REACT_CONTEXT_TYPE:
              case REACT_FORWARD_REF_TYPE:
              case REACT_PROVIDER_TYPE:
                return $$typeofType;
              default:
                return $$typeof;
            }
        }
      case REACT_LAZY_TYPE:
      case REACT_MEMO_TYPE:
      case REACT_PORTAL_TYPE:
        return $$typeof;
    }
  }

  return undefined;
}

// AsyncMode is deprecated along with isAsyncMode
var AsyncMode = REACT_ASYNC_MODE_TYPE;
var ConcurrentMode = REACT_CONCURRENT_MODE_TYPE;
var ContextConsumer = REACT_CONTEXT_TYPE;
var ContextProvider = REACT_PROVIDER_TYPE;
var Element = REACT_ELEMENT_TYPE;
var ForwardRef = REACT_FORWARD_REF_TYPE;
var Fragment = REACT_FRAGMENT_TYPE;
var Lazy = REACT_LAZY_TYPE;
var Memo = REACT_MEMO_TYPE;
var Portal = REACT_PORTAL_TYPE;
var Profiler = REACT_PROFILER_TYPE;
var StrictMode = REACT_STRICT_MODE_TYPE;
var Suspense = REACT_SUSPENSE_TYPE;

var hasWarnedAboutDeprecatedIsAsyncMode = false;

// AsyncMode should be deprecated
function isAsyncMode(object) {
  {
    if (!hasWarnedAboutDeprecatedIsAsyncMode) {
      hasWarnedAboutDeprecatedIsAsyncMode = true;
      lowPriorityWarning$1(false, 'The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 17+. Update your code to use ' + 'ReactIs.isConcurrentMode() instead. It has the exact same API.');
    }
  }
  return isConcurrentMode(object) || typeOf(object) === REACT_ASYNC_MODE_TYPE;
}
function isConcurrentMode(object) {
  return typeOf(object) === REACT_CONCURRENT_MODE_TYPE;
}
function isContextConsumer(object) {
  return typeOf(object) === REACT_CONTEXT_TYPE;
}
function isContextProvider(object) {
  return typeOf(object) === REACT_PROVIDER_TYPE;
}
function isElement(object) {
  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
}
function isForwardRef(object) {
  return typeOf(object) === REACT_FORWARD_REF_TYPE;
}
function isFragment(object) {
  return typeOf(object) === REACT_FRAGMENT_TYPE;
}
function isLazy(object) {
  return typeOf(object) === REACT_LAZY_TYPE;
}
function isMemo(object) {
  return typeOf(object) === REACT_MEMO_TYPE;
}
function isPortal(object) {
  return typeOf(object) === REACT_PORTAL_TYPE;
}
function isProfiler(object) {
  return typeOf(object) === REACT_PROFILER_TYPE;
}
function isStrictMode(object) {
  return typeOf(object) === REACT_STRICT_MODE_TYPE;
}
function isSuspense(object) {
  return typeOf(object) === REACT_SUSPENSE_TYPE;
}

exports.typeOf = typeOf;
exports.AsyncMode = AsyncMode;
exports.ConcurrentMode = ConcurrentMode;
exports.ContextConsumer = ContextConsumer;
exports.ContextProvider = ContextProvider;
exports.Element = Element;
exports.ForwardRef = ForwardRef;
exports.Fragment = Fragment;
exports.Lazy = Lazy;
exports.Memo = Memo;
exports.Portal = Portal;
exports.Profiler = Profiler;
exports.StrictMode = StrictMode;
exports.Suspense = Suspense;
exports.isValidElementType = isValidElementType;
exports.isAsyncMode = isAsyncMode;
exports.isConcurrentMode = isConcurrentMode;
exports.isContextConsumer = isContextConsumer;
exports.isContextProvider = isContextProvider;
exports.isElement = isElement;
exports.isForwardRef = isForwardRef;
exports.isFragment = isFragment;
exports.isLazy = isLazy;
exports.isMemo = isMemo;
exports.isPortal = isPortal;
exports.isProfiler = isProfiler;
exports.isStrictMode = isStrictMode;
exports.isSuspense = isSuspense;
  })();
}


/***/ }),
/* 12 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */



var ReactIs = __webpack_require__(4);
var assign = __webpack_require__(13);

var ReactPropTypesSecret = __webpack_require__(0);
var checkPropTypes = __webpack_require__(14);

var has = Function.call.bind(Object.prototype.hasOwnProperty);
var printWarning = function() {};

if (undefined !== 'production') {
  printWarning = function(text) {
    var message = 'Warning: ' + text;
    if (typeof console !== 'undefined') {
      console.error(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) {}
  };
}

function emptyFunctionThatReturnsNull() {
  return null;
}

module.exports = function(isValidElement, throwOnDirectAccess) {
  /* global Symbol */
  var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
  var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec.

  /**
   * Returns the iterator method function contained on the iterable object.
   *
   * Be sure to invoke the function with the iterable as context:
   *
   *     var iteratorFn = getIteratorFn(myIterable);
   *     if (iteratorFn) {
   *       var iterator = iteratorFn.call(myIterable);
   *       ...
   *     }
   *
   * @param {?object} maybeIterable
   * @return {?function}
   */
  function getIteratorFn(maybeIterable) {
    var iteratorFn = maybeIterable && (ITERATOR_SYMBOL && maybeIterable[ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL]);
    if (typeof iteratorFn === 'function') {
      return iteratorFn;
    }
  }

  /**
   * Collection of methods that allow declaration and validation of props that are
   * supplied to React components. Example usage:
   *
   *   var Props = require('ReactPropTypes');
   *   var MyArticle = React.createClass({
   *     propTypes: {
   *       // An optional string prop named "description".
   *       description: Props.string,
   *
   *       // A required enum prop named "category".
   *       category: Props.oneOf(['News','Photos']).isRequired,
   *
   *       // A prop named "dialog" that requires an instance of Dialog.
   *       dialog: Props.instanceOf(Dialog).isRequired
   *     },
   *     render: function() { ... }
   *   });
   *
   * A more formal specification of how these methods are used:
   *
   *   type := array|bool|func|object|number|string|oneOf([...])|instanceOf(...)
   *   decl := ReactPropTypes.{type}(.isRequired)?
   *
   * Each and every declaration produces a function with the same signature. This
   * allows the creation of custom validation functions. For example:
   *
   *  var MyLink = React.createClass({
   *    propTypes: {
   *      // An optional string or URI prop named "href".
   *      href: function(props, propName, componentName) {
   *        var propValue = props[propName];
   *        if (propValue != null && typeof propValue !== 'string' &&
   *            !(propValue instanceof URI)) {
   *          return new Error(
   *            'Expected a string or an URI for ' + propName + ' in ' +
   *            componentName
   *          );
   *        }
   *      }
   *    },
   *    render: function() {...}
   *  });
   *
   * @internal
   */

  var ANONYMOUS = '<<anonymous>>';

  // Important!
  // Keep this list in sync with production version in `./factoryWithThrowingShims.js`.
  var ReactPropTypes = {
    array: createPrimitiveTypeChecker('array'),
    bool: createPrimitiveTypeChecker('boolean'),
    func: createPrimitiveTypeChecker('function'),
    number: createPrimitiveTypeChecker('number'),
    object: createPrimitiveTypeChecker('object'),
    string: createPrimitiveTypeChecker('string'),
    symbol: createPrimitiveTypeChecker('symbol'),

    any: createAnyTypeChecker(),
    arrayOf: createArrayOfTypeChecker,
    element: createElementTypeChecker(),
    elementType: createElementTypeTypeChecker(),
    instanceOf: createInstanceTypeChecker,
    node: createNodeChecker(),
    objectOf: createObjectOfTypeChecker,
    oneOf: createEnumTypeChecker,
    oneOfType: createUnionTypeChecker,
    shape: createShapeTypeChecker,
    exact: createStrictShapeTypeChecker,
  };

  /**
   * inlined Object.is polyfill to avoid requiring consumers ship their own
   * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is
   */
  /*eslint-disable no-self-compare*/
  function is(x, y) {
    // SameValue algorithm
    if (x === y) {
      // Steps 1-5, 7-10
      // Steps 6.b-6.e: +0 != -0
      return x !== 0 || 1 / x === 1 / y;
    } else {
      // Step 6.a: NaN == NaN
      return x !== x && y !== y;
    }
  }
  /*eslint-enable no-self-compare*/

  /**
   * We use an Error-like object for backward compatibility as people may call
   * PropTypes directly and inspect their output. However, we don't use real
   * Errors anymore. We don't inspect their stack anyway, and creating them
   * is prohibitively expensive if they are created too often, such as what
   * happens in oneOfType() for any type before the one that matched.
   */
  function PropTypeError(message) {
    this.message = message;
    this.stack = '';
  }
  // Make `instanceof Error` still work for returned errors.
  PropTypeError.prototype = Error.prototype;

  function createChainableTypeChecker(validate) {
    if (undefined !== 'production') {
      var manualPropTypeCallCache = {};
      var manualPropTypeWarningCount = 0;
    }
    function checkType(isRequired, props, propName, componentName, location, propFullName, secret) {
      componentName = componentName || ANONYMOUS;
      propFullName = propFullName || propName;

      if (secret !== ReactPropTypesSecret) {
        if (throwOnDirectAccess) {
          // New behavior only for users of `prop-types` package
          var err = new Error(
            'Calling PropTypes validators directly is not supported by the `prop-types` package. ' +
            'Use `PropTypes.checkPropTypes()` to call them. ' +
            'Read more at http://fb.me/use-check-prop-types'
          );
          err.name = 'Invariant Violation';
          throw err;
        } else if (undefined !== 'production' && typeof console !== 'undefined') {
          // Old behavior for people using React.PropTypes
          var cacheKey = componentName + ':' + propName;
          if (
            !manualPropTypeCallCache[cacheKey] &&
            // Avoid spamming the console because they are often not actionable except for lib authors
            manualPropTypeWarningCount < 3
          ) {
            printWarning(
              'You are manually calling a React.PropTypes validation ' +
              'function for the `' + propFullName + '` prop on `' + componentName  + '`. This is deprecated ' +
              'and will throw in the standalone `prop-types` package. ' +
              'You may be seeing this warning due to a third-party PropTypes ' +
              'library. See https://fb.me/react-warning-dont-call-proptypes ' + 'for details.'
            );
            manualPropTypeCallCache[cacheKey] = true;
            manualPropTypeWarningCount++;
          }
        }
      }
      if (props[propName] == null) {
        if (isRequired) {
          if (props[propName] === null) {
            return new PropTypeError('The ' + location + ' `' + propFullName + '` is marked as required ' + ('in `' + componentName + '`, but its value is `null`.'));
          }
          return new PropTypeError('The ' + location + ' `' + propFullName + '` is marked as required in ' + ('`' + componentName + '`, but its value is `undefined`.'));
        }
        return null;
      } else {
        return validate(props, propName, componentName, location, propFullName);
      }
    }

    var chainedCheckType = checkType.bind(null, false);
    chainedCheckType.isRequired = checkType.bind(null, true);

    return chainedCheckType;
  }

  function createPrimitiveTypeChecker(expectedType) {
    function validate(props, propName, componentName, location, propFullName, secret) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== expectedType) {
        // `propValue` being instance of, say, date/regexp, pass the 'object'
        // check, but we can offer a more precise error message here rather than
        // 'of type `object`'.
        var preciseType = getPreciseType(propValue);

        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + preciseType + '` supplied to `' + componentName + '`, expected ') + ('`' + expectedType + '`.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createAnyTypeChecker() {
    return createChainableTypeChecker(emptyFunctionThatReturnsNull);
  }

  function createArrayOfTypeChecker(typeChecker) {
    function validate(props, propName, componentName, location, propFullName) {
      if (typeof typeChecker !== 'function') {
        return new PropTypeError('Property `' + propFullName + '` of component `' + componentName + '` has invalid PropType notation inside arrayOf.');
      }
      var propValue = props[propName];
      if (!Array.isArray(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected an array.'));
      }
      for (var i = 0; i < propValue.length; i++) {
        var error = typeChecker(propValue, i, componentName, location, propFullName + '[' + i + ']', ReactPropTypesSecret);
        if (error instanceof Error) {
          return error;
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createElementTypeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      if (!isValidElement(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected a single ReactElement.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createElementTypeTypeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      if (!ReactIs.isValidElementType(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected a single ReactElement type.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createInstanceTypeChecker(expectedClass) {
    function validate(props, propName, componentName, location, propFullName) {
      if (!(props[propName] instanceof expectedClass)) {
        var expectedClassName = expectedClass.name || ANONYMOUS;
        var actualClassName = getClassName(props[propName]);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + actualClassName + '` supplied to `' + componentName + '`, expected ') + ('instance of `' + expectedClassName + '`.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createEnumTypeChecker(expectedValues) {
    if (!Array.isArray(expectedValues)) {
      if (undefined !== 'production') {
        if (arguments.length > 1) {
          printWarning(
            'Invalid arguments supplied to oneOf, expected an array, got ' + arguments.length + ' arguments. ' +
            'A common mistake is to write oneOf(x, y, z) instead of oneOf([x, y, z]).'
          );
        } else {
          printWarning('Invalid argument supplied to oneOf, expected an array.');
        }
      }
      return emptyFunctionThatReturnsNull;
    }

    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      for (var i = 0; i < expectedValues.length; i++) {
        if (is(propValue, expectedValues[i])) {
          return null;
        }
      }

      var valuesString = JSON.stringify(expectedValues, function replacer(key, value) {
        var type = getPreciseType(value);
        if (type === 'symbol') {
          return String(value);
        }
        return value;
      });
      return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of value `' + String(propValue) + '` ' + ('supplied to `' + componentName + '`, expected one of ' + valuesString + '.'));
    }
    return createChainableTypeChecker(validate);
  }

  function createObjectOfTypeChecker(typeChecker) {
    function validate(props, propName, componentName, location, propFullName) {
      if (typeof typeChecker !== 'function') {
        return new PropTypeError('Property `' + propFullName + '` of component `' + componentName + '` has invalid PropType notation inside objectOf.');
      }
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected an object.'));
      }
      for (var key in propValue) {
        if (has(propValue, key)) {
          var error = typeChecker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
          if (error instanceof Error) {
            return error;
          }
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createUnionTypeChecker(arrayOfTypeCheckers) {
    if (!Array.isArray(arrayOfTypeCheckers)) {
      undefined !== 'production' ? printWarning('Invalid argument supplied to oneOfType, expected an instance of array.') : void 0;
      return emptyFunctionThatReturnsNull;
    }

    for (var i = 0; i < arrayOfTypeCheckers.length; i++) {
      var checker = arrayOfTypeCheckers[i];
      if (typeof checker !== 'function') {
        printWarning(
          'Invalid argument supplied to oneOfType. Expected an array of check functions, but ' +
          'received ' + getPostfixForTypeWarning(checker) + ' at index ' + i + '.'
        );
        return emptyFunctionThatReturnsNull;
      }
    }

    function validate(props, propName, componentName, location, propFullName) {
      for (var i = 0; i < arrayOfTypeCheckers.length; i++) {
        var checker = arrayOfTypeCheckers[i];
        if (checker(props, propName, componentName, location, propFullName, ReactPropTypesSecret) == null) {
          return null;
        }
      }

      return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` supplied to ' + ('`' + componentName + '`.'));
    }
    return createChainableTypeChecker(validate);
  }

  function createNodeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      if (!isNode(props[propName])) {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` supplied to ' + ('`' + componentName + '`, expected a ReactNode.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createShapeTypeChecker(shapeTypes) {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type `' + propType + '` ' + ('supplied to `' + componentName + '`, expected `object`.'));
      }
      for (var key in shapeTypes) {
        var checker = shapeTypes[key];
        if (!checker) {
          continue;
        }
        var error = checker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
        if (error) {
          return error;
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createStrictShapeTypeChecker(shapeTypes) {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type `' + propType + '` ' + ('supplied to `' + componentName + '`, expected `object`.'));
      }
      // We need to check all keys in case some are required but missing from
      // props.
      var allKeys = assign({}, props[propName], shapeTypes);
      for (var key in allKeys) {
        var checker = shapeTypes[key];
        if (!checker) {
          return new PropTypeError(
            'Invalid ' + location + ' `' + propFullName + '` key `' + key + '` supplied to `' + componentName + '`.' +
            '\nBad object: ' + JSON.stringify(props[propName], null, '  ') +
            '\nValid keys: ' +  JSON.stringify(Object.keys(shapeTypes), null, '  ')
          );
        }
        var error = checker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
        if (error) {
          return error;
        }
      }
      return null;
    }

    return createChainableTypeChecker(validate);
  }

  function isNode(propValue) {
    switch (typeof propValue) {
      case 'number':
      case 'string':
      case 'undefined':
        return true;
      case 'boolean':
        return !propValue;
      case 'object':
        if (Array.isArray(propValue)) {
          return propValue.every(isNode);
        }
        if (propValue === null || isValidElement(propValue)) {
          return true;
        }

        var iteratorFn = getIteratorFn(propValue);
        if (iteratorFn) {
          var iterator = iteratorFn.call(propValue);
          var step;
          if (iteratorFn !== propValue.entries) {
            while (!(step = iterator.next()).done) {
              if (!isNode(step.value)) {
                return false;
              }
            }
          } else {
            // Iterator will provide entry [k,v] tuples rather than values.
            while (!(step = iterator.next()).done) {
              var entry = step.value;
              if (entry) {
                if (!isNode(entry[1])) {
                  return false;
                }
              }
            }
          }
        } else {
          return false;
        }

        return true;
      default:
        return false;
    }
  }

  function isSymbol(propType, propValue) {
    // Native Symbol.
    if (propType === 'symbol') {
      return true;
    }

    // falsy value can't be a Symbol
    if (!propValue) {
      return false;
    }

    // 19.4.3.5 Symbol.prototype[@@toStringTag] === 'Symbol'
    if (propValue['@@toStringTag'] === 'Symbol') {
      return true;
    }

    // Fallback for non-spec compliant Symbols which are polyfilled.
    if (typeof Symbol === 'function' && propValue instanceof Symbol) {
      return true;
    }

    return false;
  }

  // Equivalent of `typeof` but with special handling for array and regexp.
  function getPropType(propValue) {
    var propType = typeof propValue;
    if (Array.isArray(propValue)) {
      return 'array';
    }
    if (propValue instanceof RegExp) {
      // Old webkits (at least until Android 4.0) return 'function' rather than
      // 'object' for typeof a RegExp. We'll normalize this here so that /bla/
      // passes PropTypes.object.
      return 'object';
    }
    if (isSymbol(propType, propValue)) {
      return 'symbol';
    }
    return propType;
  }

  // This handles more types than `getPropType`. Only used for error messages.
  // See `createPrimitiveTypeChecker`.
  function getPreciseType(propValue) {
    if (typeof propValue === 'undefined' || propValue === null) {
      return '' + propValue;
    }
    var propType = getPropType(propValue);
    if (propType === 'object') {
      if (propValue instanceof Date) {
        return 'date';
      } else if (propValue instanceof RegExp) {
        return 'regexp';
      }
    }
    return propType;
  }

  // Returns a string that is postfixed to a warning about an invalid type.
  // For example, "undefined" or "of type array"
  function getPostfixForTypeWarning(value) {
    var type = getPreciseType(value);
    switch (type) {
      case 'array':
      case 'object':
        return 'an ' + type;
      case 'boolean':
      case 'date':
      case 'regexp':
        return 'a ' + type;
      default:
        return type;
    }
  }

  // Returns class name of the object, if any.
  function getClassName(propValue) {
    if (!propValue.constructor || !propValue.constructor.name) {
      return ANONYMOUS;
    }
    return propValue.constructor.name;
  }

  ReactPropTypes.checkPropTypes = checkPropTypes;
  ReactPropTypes.resetWarningCache = checkPropTypes.resetWarningCache;
  ReactPropTypes.PropTypes = ReactPropTypes;

  return ReactPropTypes;
};


/***/ }),
/* 13 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/*
object-assign
(c) Sindre Sorhus
@license MIT
*/


/* eslint-disable no-unused-vars */
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
var hasOwnProperty = Object.prototype.hasOwnProperty;
var propIsEnumerable = Object.prototype.propertyIsEnumerable;

function toObject(val) {
	if (val === null || val === undefined) {
		throw new TypeError('Object.assign cannot be called with null or undefined');
	}

	return Object(val);
}

function shouldUseNative() {
	try {
		if (!Object.assign) {
			return false;
		}

		// Detect buggy property enumeration order in older V8 versions.

		// https://bugs.chromium.org/p/v8/issues/detail?id=4118
		var test1 = new String('abc');  // eslint-disable-line no-new-wrappers
		test1[5] = 'de';
		if (Object.getOwnPropertyNames(test1)[0] === '5') {
			return false;
		}

		// https://bugs.chromium.org/p/v8/issues/detail?id=3056
		var test2 = {};
		for (var i = 0; i < 10; i++) {
			test2['_' + String.fromCharCode(i)] = i;
		}
		var order2 = Object.getOwnPropertyNames(test2).map(function (n) {
			return test2[n];
		});
		if (order2.join('') !== '0123456789') {
			return false;
		}

		// https://bugs.chromium.org/p/v8/issues/detail?id=3056
		var test3 = {};
		'abcdefghijklmnopqrst'.split('').forEach(function (letter) {
			test3[letter] = letter;
		});
		if (Object.keys(Object.assign({}, test3)).join('') !==
				'abcdefghijklmnopqrst') {
			return false;
		}

		return true;
	} catch (err) {
		// We don't expect any of the above to throw, but better to be safe.
		return false;
	}
}

module.exports = shouldUseNative() ? Object.assign : function (target, source) {
	var from;
	var to = toObject(target);
	var symbols;

	for (var s = 1; s < arguments.length; s++) {
		from = Object(arguments[s]);

		for (var key in from) {
			if (hasOwnProperty.call(from, key)) {
				to[key] = from[key];
			}
		}

		if (getOwnPropertySymbols) {
			symbols = getOwnPropertySymbols(from);
			for (var i = 0; i < symbols.length; i++) {
				if (propIsEnumerable.call(from, symbols[i])) {
					to[symbols[i]] = from[symbols[i]];
				}
			}
		}
	}

	return to;
};


/***/ }),
/* 14 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */



var printWarning = function() {};

if (undefined !== 'production') {
  var ReactPropTypesSecret = __webpack_require__(0);
  var loggedTypeFailures = {};
  var has = Function.call.bind(Object.prototype.hasOwnProperty);

  printWarning = function(text) {
    var message = 'Warning: ' + text;
    if (typeof console !== 'undefined') {
      console.error(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) {}
  };
}

/**
 * Assert that the values match with the type specs.
 * Error messages are memorized and will only be shown once.
 *
 * @param {object} typeSpecs Map of name to a ReactPropType
 * @param {object} values Runtime values that need to be type-checked
 * @param {string} location e.g. "prop", "context", "child context"
 * @param {string} componentName Name of the component for error messages.
 * @param {?Function} getStack Returns the component stack.
 * @private
 */
function checkPropTypes(typeSpecs, values, location, componentName, getStack) {
  if (undefined !== 'production') {
    for (var typeSpecName in typeSpecs) {
      if (has(typeSpecs, typeSpecName)) {
        var error;
        // Prop type validation may throw. In case they do, we don't want to
        // fail the render phase where it didn't fail before. So we log it.
        // After these have been cleaned up, we'll let them throw.
        try {
          // This is intentionally an invariant that gets caught. It's the same
          // behavior as without this statement except with a better message.
          if (typeof typeSpecs[typeSpecName] !== 'function') {
            var err = Error(
              (componentName || 'React class') + ': ' + location + ' type `' + typeSpecName + '` is invalid; ' +
              'it must be a function, usually from the `prop-types` package, but received `' + typeof typeSpecs[typeSpecName] + '`.'
            );
            err.name = 'Invariant Violation';
            throw err;
          }
          error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret);
        } catch (ex) {
          error = ex;
        }
        if (error && !(error instanceof Error)) {
          printWarning(
            (componentName || 'React class') + ': type specification of ' +
            location + ' `' + typeSpecName + '` is invalid; the type checker ' +
            'function must return `null` or an `Error` but returned a ' + typeof error + '. ' +
            'You may have forgotten to pass an argument to the type checker ' +
            'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' +
            'shape all require an argument).'
          );
        }
        if (error instanceof Error && !(error.message in loggedTypeFailures)) {
          // Only monitor this failure once because there tends to be a lot of the
          // same error.
          loggedTypeFailures[error.message] = true;

          var stack = getStack ? getStack() : '';

          printWarning(
            'Failed ' + location + ' type: ' + error.message + (stack != null ? stack : '')
          );
        }
      }
    }
  }
}

/**
 * Resets warning cache when testing.
 *
 * @private
 */
checkPropTypes.resetWarningCache = function() {
  if (undefined !== 'production') {
    loggedTypeFailures = {};
  }
}

module.exports = checkPropTypes;


/***/ }),
/* 15 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */



var ReactPropTypesSecret = __webpack_require__(0);

function emptyFunction() {}
function emptyFunctionWithReset() {}
emptyFunctionWithReset.resetWarningCache = emptyFunction;

module.exports = function() {
  function shim(props, propName, componentName, location, propFullName, secret) {
    if (secret === ReactPropTypesSecret) {
      // It is still safe when called from React.
      return;
    }
    var err = new Error(
      'Calling PropTypes validators directly is not supported by the `prop-types` package. ' +
      'Use PropTypes.checkPropTypes() to call them. ' +
      'Read more at http://fb.me/use-check-prop-types'
    );
    err.name = 'Invariant Violation';
    throw err;
  };
  shim.isRequired = shim;
  function getShim() {
    return shim;
  };
  // Important!
  // Keep this list in sync with production version in `./factoryWithTypeCheckers.js`.
  var ReactPropTypes = {
    array: shim,
    bool: shim,
    func: shim,
    number: shim,
    object: shim,
    string: shim,
    symbol: shim,

    any: shim,
    arrayOf: getShim,
    element: shim,
    elementType: shim,
    instanceOf: getShim,
    node: shim,
    objectOf: getShim,
    oneOf: getShim,
    oneOfType: getShim,
    shape: getShim,
    exact: getShim,

    checkPropTypes: emptyFunctionWithReset,
    resetWarningCache: emptyFunction
  };

  ReactPropTypes.PropTypes = ReactPropTypes;

  return ReactPropTypes;
};


/***/ }),
/* 16 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

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; };

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = __webpack_require__(2);

var _react2 = _interopRequireDefault(_react);

var _propTypes = __webpack_require__(3);

var _propTypes2 = _interopRequireDefault(_propTypes);

var _focusManager = __webpack_require__(17);

var focusManager = _interopRequireWildcard(_focusManager);

var _scopeTab = __webpack_require__(18);

var _scopeTab2 = _interopRequireDefault(_scopeTab);

var _ariaAppHider = __webpack_require__(6);

var ariaAppHider = _interopRequireWildcard(_ariaAppHider);

var _classList = __webpack_require__(21);

var classList = _interopRequireWildcard(_classList);

var _safeHTMLElement = __webpack_require__(1);

var _safeHTMLElement2 = _interopRequireDefault(_safeHTMLElement);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

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; }

// so that our CSS is statically analyzable
var CLASS_NAMES = {
  overlay: "ReactModal__Overlay",
  content: "ReactModal__Content"
};

var TAB_KEY = 9;
var ESC_KEY = 27;

var ariaHiddenInstances = 0;

var ModalPortal = function (_Component) {
  _inherits(ModalPortal, _Component);

  function ModalPortal(props) {
    _classCallCheck(this, ModalPortal);

    var _this = _possibleConstructorReturn(this, (ModalPortal.__proto__ || Object.getPrototypeOf(ModalPortal)).call(this, props));

    _this.setOverlayRef = function (overlay) {
      _this.overlay = overlay;
      _this.props.overlayRef && _this.props.overlayRef(overlay);
    };

    _this.setContentRef = function (content) {
      _this.content = content;
      _this.props.contentRef && _this.props.contentRef(content);
    };

    _this.afterClose = function () {
      var _this$props = _this.props,
          appElement = _this$props.appElement,
          ariaHideApp = _this$props.ariaHideApp,
          htmlOpenClassName = _this$props.htmlOpenClassName,
          bodyOpenClassName = _this$props.bodyOpenClassName;

      // Remove classes.

      bodyOpenClassName && classList.remove(document.body, bodyOpenClassName);

      htmlOpenClassName && classList.remove(document.getElementsByTagName("html")[0], htmlOpenClassName);

      // Reset aria-hidden attribute if all modals have been removed
      if (ariaHideApp && ariaHiddenInstances > 0) {
        ariaHiddenInstances -= 1;

        if (ariaHiddenInstances === 0) {
          ariaAppHider.show(appElement);
        }
      }

      if (_this.props.shouldFocusAfterRender) {
        if (_this.props.shouldReturnFocusAfterClose) {
          focusManager.returnFocus();
          focusManager.teardownScopedFocus();
        } else {
          focusManager.popWithoutFocus();
        }
      }

      if (_this.props.onAfterClose) {
        _this.props.onAfterClose();
      }
    };

    _this.open = function () {
      _this.beforeOpen();
      if (_this.state.afterOpen && _this.state.beforeClose) {
        clearTimeout(_this.closeTimer);
        _this.setState({ beforeClose: false });
      } else {
        if (_this.props.shouldFocusAfterRender) {
          focusManager.setupScopedFocus(_this.node);
          focusManager.markForFocusLater();
        }

        _this.setState({ isOpen: true }, function () {
          _this.setState({ afterOpen: true });

          if (_this.props.isOpen && _this.props.onAfterOpen) {
            _this.props.onAfterOpen();
          }
        });
      }
    };

    _this.close = function () {
      if (_this.props.closeTimeoutMS > 0) {
        _this.closeWithTimeout();
      } else {
        _this.closeWithoutTimeout();
      }
    };

    _this.focusContent = function () {
      return _this.content && !_this.contentHasFocus() && _this.content.focus();
    };

    _this.closeWithTimeout = function () {
      var closesAt = Date.now() + _this.props.closeTimeoutMS;
      _this.setState({ beforeClose: true, closesAt: closesAt }, function () {
        _this.closeTimer = setTimeout(_this.closeWithoutTimeout, _this.state.closesAt - Date.now());
      });
    };

    _this.closeWithoutTimeout = function () {
      _this.setState({
        beforeClose: false,
        isOpen: false,
        afterOpen: false,
        closesAt: null
      }, _this.afterClose);
    };

    _this.handleKeyDown = function (event) {
      if (event.keyCode === TAB_KEY) {
        (0, _scopeTab2.default)(_this.content, event);
      }

      if (_this.props.shouldCloseOnEsc && event.keyCode === ESC_KEY) {
        event.stopPropagation();
        _this.requestClose(event);
      }
    };

    _this.handleOverlayOnClick = function (event) {
      if (_this.shouldClose === null) {
        _this.shouldClose = true;
      }

      if (_this.shouldClose && _this.props.shouldCloseOnOverlayClick) {
        if (_this.ownerHandlesClose()) {
          _this.requestClose(event);
        } else {
          _this.focusContent();
        }
      }
      _this.shouldClose = null;
    };

    _this.handleContentOnMouseUp = function () {
      _this.shouldClose = false;
    };

    _this.handleOverlayOnMouseDown = function (event) {
      if (!_this.props.shouldCloseOnOverlayClick && event.target == _this.overlay) {
        event.preventDefault();
      }
    };

    _this.handleContentOnClick = function () {
      _this.shouldClose = false;
    };

    _this.handleContentOnMouseDown = function () {
      _this.shouldClose = false;
    };

    _this.requestClose = function (event) {
      return _this.ownerHandlesClose() && _this.props.onRequestClose(event);
    };

    _this.ownerHandlesClose = function () {
      return _this.props.onRequestClose;
    };

    _this.shouldBeClosed = function () {
      return !_this.state.isOpen && !_this.state.beforeClose;
    };

    _this.contentHasFocus = function () {
      return document.activeElement === _this.content || _this.content.contains(document.activeElement);
    };

    _this.buildClassName = function (which, additional) {
      var classNames = (typeof additional === "undefined" ? "undefined" : _typeof(additional)) === "object" ? additional : {
        base: CLASS_NAMES[which],
        afterOpen: CLASS_NAMES[which] + "--after-open",
        beforeClose: CLASS_NAMES[which] + "--before-close"
      };
      var className = classNames.base;
      if (_this.state.afterOpen) {
        className = className + " " + classNames.afterOpen;
      }
      if (_this.state.beforeClose) {
        className = className + " " + classNames.beforeClose;
      }
      return typeof additional === "string" && additional ? className + " " + additional : className;
    };

    _this.attributesFromObject = function (prefix, items) {
      return Object.keys(items).reduce(function (acc, name) {
        acc[prefix + "-" + name] = items[name];
        return acc;
      }, {});
    };

    _this.state = {
      afterOpen: false,
      beforeClose: false
    };

    _this.shouldClose = null;
    _this.moveFromContentToOverlay = null;
    return _this;
  }

  _createClass(ModalPortal, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      if (this.props.isOpen) {
        this.open();
      }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps, prevState) {
      if (undefined !== "production") {
        if (prevProps.bodyOpenClassName !== this.props.bodyOpenClassName) {
          // eslint-disable-next-line no-console
          console.warn('React-Modal: "bodyOpenClassName" prop has been modified. ' + "This may cause unexpected behavior when multiple modals are open.");
        }
        if (prevProps.htmlOpenClassName !== this.props.htmlOpenClassName) {
          // eslint-disable-next-line no-console
          console.warn('React-Modal: "htmlOpenClassName" prop has been modified. ' + "This may cause unexpected behavior when multiple modals are open.");
        }
      }

      if (this.props.isOpen && !prevProps.isOpen) {
        this.open();
      } else if (!this.props.isOpen && prevProps.isOpen) {
        this.close();
      }

      // Focus only needs to be set once when the modal is being opened
      if (this.props.shouldFocusAfterRender && this.state.isOpen && !prevState.isOpen) {
        this.focusContent();
      }
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      if (this.state.isOpen) {
        this.afterClose();
      }
      clearTimeout(this.closeTimer);
    }
  }, {
    key: "beforeOpen",
    value: function beforeOpen() {
      var _props = this.props,
          appElement = _props.appElement,
          ariaHideApp = _props.ariaHideApp,
          htmlOpenClassName = _props.htmlOpenClassName,
          bodyOpenClassName = _props.bodyOpenClassName;

      // Add classes.

      bodyOpenClassName && classList.add(document.body, bodyOpenClassName);

      htmlOpenClassName && classList.add(document.getElementsByTagName("html")[0], htmlOpenClassName);

      if (ariaHideApp) {
        ariaHiddenInstances += 1;
        ariaAppHider.hide(appElement);
      }
    }

    // Don't steal focus from inner elements

  }, {
    key: "render",
    value: function render() {
      var _props2 = this.props,
          id = _props2.id,
          className = _props2.className,
          overlayClassName = _props2.overlayClassName,
          defaultStyles = _props2.defaultStyles;

      var contentStyles = className ? {} : defaultStyles.content;
      var overlayStyles = overlayClassName ? {} : defaultStyles.overlay;

      return this.shouldBeClosed() ? null : _react2.default.createElement(
        "div",
        {
          ref: this.setOverlayRef,
          className: this.buildClassName("overlay", overlayClassName),
          style: _extends({}, overlayStyles, this.props.style.overlay),
          onClick: this.handleOverlayOnClick,
          onMouseDown: this.handleOverlayOnMouseDown
        },
        _react2.default.createElement(
          "div",
          _extends({
            id: id,
            ref: this.setContentRef,
            style: _extends({}, contentStyles, this.props.style.content),
            className: this.buildClassName("content", className),
            tabIndex: "-1",
            onKeyDown: this.handleKeyDown,
            onMouseDown: this.handleContentOnMouseDown,
            onMouseUp: this.handleContentOnMouseUp,
            onClick: this.handleContentOnClick,
            role: this.props.role,
            "aria-label": this.props.contentLabel
          }, this.attributesFromObject("aria", this.props.aria || {}), this.attributesFromObject("data", this.props.data || {}), {
            "data-testid": this.props.testId
          }),
          this.props.children
        )
      );
    }
  }]);

  return ModalPortal;
}(_react.Component);

ModalPortal.defaultProps = {
  style: {
    overlay: {},
    content: {}
  },
  defaultStyles: {}
};
ModalPortal.propTypes = {
  isOpen: _propTypes2.default.bool.isRequired,
  defaultStyles: _propTypes2.default.shape({
    content: _propTypes2.default.object,
    overlay: _propTypes2.default.object
  }),
  style: _propTypes2.default.shape({
    content: _propTypes2.default.object,
    overlay: _propTypes2.default.object
  }),
  className: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.object]),
  overlayClassName: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.object]),
  bodyOpenClassName: _propTypes2.default.string,
  htmlOpenClassName: _propTypes2.default.string,
  ariaHideApp: _propTypes2.default.bool,
  appElement: _propTypes2.default.instanceOf(_safeHTMLElement2.default),
  onAfterOpen: _propTypes2.default.func,
  onAfterClose: _propTypes2.default.func,
  onRequestClose: _propTypes2.default.func,
  closeTimeoutMS: _propTypes2.default.number,
  shouldFocusAfterRender: _propTypes2.default.bool,
  shouldCloseOnOverlayClick: _propTypes2.default.bool,
  shouldReturnFocusAfterClose: _propTypes2.default.bool,
  role: _propTypes2.default.string,
  contentLabel: _propTypes2.default.string,
  aria: _propTypes2.default.object,
  data: _propTypes2.default.object,
  children: _propTypes2.default.node,
  shouldCloseOnEsc: _propTypes2.default.bool,
  overlayRef: _propTypes2.default.func,
  contentRef: _propTypes2.default.func,
  id: _propTypes2.default.string,
  testId: _propTypes2.default.string
};
exports.default = ModalPortal;
module.exports = exports["default"];

/***/ }),
/* 17 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.handleBlur = handleBlur;
exports.handleFocus = handleFocus;
exports.markForFocusLater = markForFocusLater;
exports.returnFocus = returnFocus;
exports.popWithoutFocus = popWithoutFocus;
exports.setupScopedFocus = setupScopedFocus;
exports.teardownScopedFocus = teardownScopedFocus;

var _tabbable = __webpack_require__(5);

var _tabbable2 = _interopRequireDefault(_tabbable);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var focusLaterElements = [];
var modalElement = null;
var needToFocus = false;

function handleBlur() {
  needToFocus = true;
}

function handleFocus() {
  if (needToFocus) {
    needToFocus = false;
    if (!modalElement) {
      return;
    }
    // need to see how jQuery shims document.on('focusin') so we don't need the
    // setTimeout, firefox doesn't support focusin, if it did, we could focus
    // the element outside of a setTimeout. Side-effect of this implementation
    // is that the document.body gets focus, and then we focus our element right
    // after, seems fine.
    setTimeout(function () {
      if (modalElement.contains(document.activeElement)) {
        return;
      }
      var el = (0, _tabbable2.default)(modalElement)[0] || modalElement;
      el.focus();
    }, 0);
  }
}

function markForFocusLater() {
  focusLaterElements.push(document.activeElement);
}

/* eslint-disable no-console */
function returnFocus() {
  var toFocus = null;
  try {
    if (focusLaterElements.length !== 0) {
      toFocus = focusLaterElements.pop();
      toFocus.focus();
    }
    return;
  } catch (e) {
    console.warn(["You tried to return focus to", toFocus, "but it is not in the DOM anymore"].join(" "));
  }
}
/* eslint-enable no-console */

function popWithoutFocus() {
  focusLaterElements.length > 0 && focusLaterElements.pop();
}

function setupScopedFocus(element) {
  modalElement = element;

  if (window.addEventListener) {
    window.addEventListener("blur", handleBlur, false);
    document.addEventListener("focus", handleFocus, true);
  } else {
    window.attachEvent("onBlur", handleBlur);
    document.attachEvent("onFocus", handleFocus);
  }
}

function teardownScopedFocus() {
  modalElement = null;

  if (window.addEventListener) {
    window.removeEventListener("blur", handleBlur);
    document.removeEventListener("focus", handleFocus);
  } else {
    window.detachEvent("onBlur", handleBlur);
    document.detachEvent("onFocus", handleFocus);
  }
}

/***/ }),
/* 18 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _tabbable = __webpack_require__(5);

var _tabbable2 = _interopRequireDefault(_tabbable);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function scopeTab(node, event) {
  var tabbable = (0, _tabbable2.default)(node);

  if (!tabbable.length) {
    // Do nothing, since there are no elements that can receive focus.
    event.preventDefault();
    return;
  }

  var shiftKey = event.shiftKey;
  var head = tabbable[0];
  var tail = tabbable[tabbable.length - 1];

  // proceed with default browser behavior on tab.
  // Focus on last element on shift + tab.
  if (node === document.activeElement) {
    if (!shiftKey) return;
    target = tail;
  }

  var target;
  if (tail === document.activeElement && !shiftKey) {
    target = head;
  }

  if (head === document.activeElement && shiftKey) {
    target = tail;
  }

  if (target) {
    event.preventDefault();
    target.focus();
    return;
  }

  // Safari radio issue.
  //
  // Safari does not move the focus to the radio button,
  // so we need to force it to really walk through all elements.
  //
  // This is very error prone, since we are trying to guess
  // if it is a safari browser from the first occurence between
  // chrome or safari.
  //
  // The chrome user agent contains the first ocurrence
  // as the 'chrome/version' and later the 'safari/version'.
  var checkSafari = /(\bChrome\b|\bSafari\b)\//.exec(navigator.userAgent);
  var isSafariDesktop = checkSafari != null && checkSafari[1] != "Chrome" && /\biPod\b|\biPad\b/g.exec(navigator.userAgent) == null;

  // If we are not in safari desktop, let the browser control
  // the focus
  if (!isSafariDesktop) return;

  var x = tabbable.indexOf(document.activeElement);

  if (x > -1) {
    x += shiftKey ? -1 : 1;
  }

  // If the tabbable element does not exist,
  // focus head/tail based on shiftKey
  if (typeof tabbable[x] === "undefined") {
    event.preventDefault();
    target = shiftKey ? tail : head;
    target.focus();
    return;
  }

  event.preventDefault();

  tabbable[x].focus();
}
module.exports = exports["default"];

/***/ }),
/* 19 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/**
 * Copyright (c) 2014-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */



/**
 * Similar to invariant but only logs a warning if the condition is not met.
 * This can be used to log issues in development environments in critical
 * paths. Removing the logging code for production environments will keep the
 * same logic and follow the same code paths.
 */

var __DEV__ = undefined !== 'production';

var warning = function() {};

if (__DEV__) {
  var printWarning = function printWarning(format, args) {
    var len = arguments.length;
    args = new Array(len > 1 ? len - 1 : 0);
    for (var key = 1; key < len; key++) {
      args[key - 1] = arguments[key];
    }
    var argIndex = 0;
    var message = 'Warning: ' +
      format.replace(/%s/g, function() {
        return args[argIndex++];
      });
    if (typeof console !== 'undefined') {
      console.error(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) {}
  }

  warning = function(condition, format, args) {
    var len = arguments.length;
    args = new Array(len > 2 ? len - 2 : 0);
    for (var key = 2; key < len; key++) {
      args[key - 2] = arguments[key];
    }
    if (format === undefined) {
      throw new Error(
          '`warning(condition, format, ...args)` requires a warning ' +
          'message argument'
      );
    }
    if (!condition) {
      printWarning.apply(null, [format].concat(args));
    }
  };
}

module.exports = warning;


/***/ }),
/* 20 */
/***/ (function(module, exports, __webpack_require__) {

var __WEBPACK_AMD_DEFINE_RESULT__;/*!
  Copyright (c) 2015 Jed Watson.
  Based on code that is Copyright 2013-2015, Facebook, Inc.
  All rights reserved.
*/
/* global define */

(function () {
	'use strict';

	var canUseDOM = !!(
		typeof window !== 'undefined' &&
		window.document &&
		window.document.createElement
	);

	var ExecutionEnvironment = {

		canUseDOM: canUseDOM,

		canUseWorkers: typeof Worker !== 'undefined',

		canUseEventListeners:
			canUseDOM && !!(window.addEventListener || window.attachEvent),

		canUseViewport: canUseDOM && !!window.screen

	};

	if (true) {
		!(__WEBPACK_AMD_DEFINE_RESULT__ = (function () {
			return ExecutionEnvironment;
		}).call(exports, __webpack_require__, exports, module),
				__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
	} else if (typeof module !== 'undefined' && module.exports) {
		module.exports = ExecutionEnvironment;
	} else {
		window.ExecutionEnvironment = ExecutionEnvironment;
	}

}());


/***/ }),
/* 21 */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.dumpClassLists = dumpClassLists;
var htmlClassList = {};
var docBodyClassList = {};

function dumpClassLists() {
  if (undefined !== "production") {
    var classes = document.getElementsByTagName("html")[0].className;
    var buffer = "Show tracked classes:\n\n";

    buffer += "<html /> (" + classes + "):\n";
    for (var x in htmlClassList) {
      buffer += "  " + x + " " + htmlClassList[x] + "\n";
    }

    classes = document.body.className;

    // eslint-disable-next-line max-len
    buffer += "\n\ndoc.body (" + classes + "):\n";
    for (var _x in docBodyClassList) {
      buffer += "  " + _x + " " + docBodyClassList[_x] + "\n";
    }

    buffer += "\n";

    // eslint-disable-next-line no-console
    console.log(buffer);
  }
}

/**
 * Track the number of reference of a class.
 * @param {object} poll The poll to receive the reference.
 * @param {string} className The class name.
 * @return {string}
 */
var incrementReference = function incrementReference(poll, className) {
  if (!poll[className]) {
    poll[className] = 0;
  }
  poll[className] += 1;
  return className;
};

/**
 * Drop the reference of a class.
 * @param {object} poll The poll to receive the reference.
 * @param {string} className The class name.
 * @return {string}
 */
var decrementReference = function decrementReference(poll, className) {
  if (poll[className]) {
    poll[className] -= 1;
  }
  return className;
};

/**
 * Track a class and add to the given class list.
 * @param {Object} classListRef A class list of an element.
 * @param {Object} poll         The poll to be used.
 * @param {Array}  classes      The list of classes to be tracked.
 */
var trackClass = function trackClass(classListRef, poll, classes) {
  classes.forEach(function (className) {
    incrementReference(poll, className);
    classListRef.add(className);
  });
};

/**
 * Untrack a class and remove from the given class list if the reference
 * reaches 0.
 * @param {Object} classListRef A class list of an element.
 * @param {Object} poll         The poll to be used.
 * @param {Array}  classes      The list of classes to be untracked.
 */
var untrackClass = function untrackClass(classListRef, poll, classes) {
  classes.forEach(function (className) {
    decrementReference(poll, className);
    poll[className] === 0 && classListRef.remove(className);
  });
};

/**
 * Public inferface to add classes to the document.body.
 * @param {string} bodyClass The class string to be added.
 *                           It may contain more then one class
 *                           with ' ' as separator.
 */
var add = exports.add = function add(element, classString) {
  return trackClass(element.classList, element.nodeName.toLowerCase() == "html" ? htmlClassList : docBodyClassList, classString.split(" "));
};

/**
 * Public inferface to remove classes from the document.body.
 * @param {string} bodyClass The class string to be added.
 *                           It may contain more then one class
 *                           with ' ' as separator.
 */
var remove = exports.remove = function remove(element, classString) {
  return untrackClass(element.classList, element.nodeName.toLowerCase() == "html" ? htmlClassList : docBodyClassList, classString.split(" "));
};

/***/ }),
/* 22 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
Object.defineProperty(__webpack_exports__, "__esModule", { value: true });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "polyfill", function() { return polyfill; });
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

function componentWillMount() {
  // Call this.constructor.gDSFP to support sub-classes.
  var state = this.constructor.getDerivedStateFromProps(this.props, this.state);
  if (state !== null && state !== undefined) {
    this.setState(state);
  }
}

function componentWillReceiveProps(nextProps) {
  // Call this.constructor.gDSFP to support sub-classes.
  // Use the setState() updater to ensure state isn't stale in certain edge cases.
  function updater(prevState) {
    var state = this.constructor.getDerivedStateFromProps(nextProps, prevState);
    return state !== null && state !== undefined ? state : null;
  }
  // Binding "this" is important for shallow renderer support.
  this.setState(updater.bind(this));
}

function componentWillUpdate(nextProps, nextState) {
  try {
    var prevProps = this.props;
    var prevState = this.state;
    this.props = nextProps;
    this.state = nextState;
    this.__reactInternalSnapshotFlag = true;
    this.__reactInternalSnapshot = this.getSnapshotBeforeUpdate(
      prevProps,
      prevState
    );
  } finally {
    this.props = prevProps;
    this.state = prevState;
  }
}

// React may warn about cWM/cWRP/cWU methods being deprecated.
// Add a flag to suppress these warnings for this special case.
componentWillMount.__suppressDeprecationWarning = true;
componentWillReceiveProps.__suppressDeprecationWarning = true;
componentWillUpdate.__suppressDeprecationWarning = true;

function polyfill(Component) {
  var prototype = Component.prototype;

  if (!prototype || !prototype.isReactComponent) {
    throw new Error('Can only polyfill class components');
  }

  if (
    typeof Component.getDerivedStateFromProps !== 'function' &&
    typeof prototype.getSnapshotBeforeUpdate !== 'function'
  ) {
    return Component;
  }

  // If new component APIs are defined, "unsafe" lifecycles won't be called.
  // Error if any of these lifecycles are present,
  // Because they would work differently between older and newer (16.3+) versions of React.
  var foundWillMountName = null;
  var foundWillReceivePropsName = null;
  var foundWillUpdateName = null;
  if (typeof prototype.componentWillMount === 'function') {
    foundWillMountName = 'componentWillMount';
  } else if (typeof prototype.UNSAFE_componentWillMount === 'function') {
    foundWillMountName = 'UNSAFE_componentWillMount';
  }
  if (typeof prototype.componentWillReceiveProps === 'function') {
    foundWillReceivePropsName = 'componentWillReceiveProps';
  } else if (typeof prototype.UNSAFE_componentWillReceiveProps === 'function') {
    foundWillReceivePropsName = 'UNSAFE_componentWillReceiveProps';
  }
  if (typeof prototype.componentWillUpdate === 'function') {
    foundWillUpdateName = 'componentWillUpdate';
  } else if (typeof prototype.UNSAFE_componentWillUpdate === 'function') {
    foundWillUpdateName = 'UNSAFE_componentWillUpdate';
  }
  if (
    foundWillMountName !== null ||
    foundWillReceivePropsName !== null ||
    foundWillUpdateName !== null
  ) {
    var componentName = Component.displayName || Component.name;
    var newApiName =
      typeof Component.getDerivedStateFromProps === 'function'
        ? 'getDerivedStateFromProps()'
        : 'getSnapshotBeforeUpdate()';

    throw Error(
      'Unsafe legacy lifecycles will not be called for components using new component APIs.\n\n' +
        componentName +
        ' uses ' +
        newApiName +
        ' but also contains the following legacy lifecycles:' +
        (foundWillMountName !== null ? '\n  ' + foundWillMountName : '') +
        (foundWillReceivePropsName !== null
          ? '\n  ' + foundWillReceivePropsName
          : '') +
        (foundWillUpdateName !== null ? '\n  ' + foundWillUpdateName : '') +
        '\n\nThe above lifecycles should be removed. Learn more about this warning here:\n' +
        'https://fb.me/react-async-component-lifecycle-hooks'
    );
  }

  // React <= 16.2 does not support static getDerivedStateFromProps.
  // As a workaround, use cWM and cWRP to invoke the new static lifecycle.
  // Newer versions of React will ignore these lifecycles if gDSFP exists.
  if (typeof Component.getDerivedStateFromProps === 'function') {
    prototype.componentWillMount = componentWillMount;
    prototype.componentWillReceiveProps = componentWillReceiveProps;
  }

  // React <= 16.2 does not support getSnapshotBeforeUpdate.
  // As a workaround, use cWU to invoke the new lifecycle.
  // Newer versions of React will ignore that lifecycle if gSBU exists.
  if (typeof prototype.getSnapshotBeforeUpdate === 'function') {
    if (typeof prototype.componentDidUpdate !== 'function') {
      throw new Error(
        'Cannot polyfill getSnapshotBeforeUpdate() for components that do not define componentDidUpdate() on the prototype'
      );
    }

    prototype.componentWillUpdate = componentWillUpdate;

    var componentDidUpdate = prototype.componentDidUpdate;

    prototype.componentDidUpdate = function componentDidUpdatePolyfill(
      prevProps,
      prevState,
      maybeSnapshot
    ) {
      // 16.3+ will not execute our will-update method;
      // It will pass a snapshot value to did-update though.
      // Older versions will require our polyfilled will-update value.
      // We need to handle both cases, but can't just check for the presence of "maybeSnapshot",
      // Because for <= 15.x versions this might be a "prevContext" object.
      // We also can't just check "__reactInternalSnapshot",
      // Because get-snapshot might return a falsy value.
      // So check for the explicit __reactInternalSnapshotFlag flag to determine behavior.
      var snapshot = this.__reactInternalSnapshotFlag
        ? this.__reactInternalSnapshot
        : maybeSnapshot;

      componentDidUpdate.call(this, prevProps, prevState, snapshot);
    };
  }

  return Component;
}




/***/ })
/******/ ]);
});