this["wp"] = this["wp"] || {}; this["wp"]["keyboardShortcuts"] =
/******/ (function(modules) { // webpackBootstrap
/******/ 	// The module cache
/******/ 	var installedModules = {};
/******/
/******/ 	// The require function
/******/ 	function __webpack_require__(moduleId) {
/******/
/******/ 		// Check if module is in cache
/******/ 		if(installedModules[moduleId]) {
/******/ 			return installedModules[moduleId].exports;
/******/ 		}
/******/ 		// Create a new module (and put it into the cache)
/******/ 		var module = installedModules[moduleId] = {
/******/ 			i: moduleId,
/******/ 			l: false,
/******/ 			exports: {}
/******/ 		};
/******/
/******/ 		// Execute the module function
/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ 		// Flag the module as loaded
/******/ 		module.l = true;
/******/
/******/ 		// Return the exports of the module
/******/ 		return module.exports;
/******/ 	}
/******/
/******/
/******/ 	// expose the modules object (__webpack_modules__)
/******/ 	__webpack_require__.m = modules;
/******/
/******/ 	// expose the module cache
/******/ 	__webpack_require__.c = installedModules;
/******/
/******/ 	// define getter function for harmony exports
/******/ 	__webpack_require__.d = function(exports, name, getter) {
/******/ 		if(!__webpack_require__.o(exports, name)) {
/******/ 			Object.defineProperty(exports, name, { enumerable: true, get: getter });
/******/ 		}
/******/ 	};
/******/
/******/ 	// define __esModule on exports
/******/ 	__webpack_require__.r = function(exports) {
/******/ 		if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
/******/ 			Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
/******/ 		}
/******/ 		Object.defineProperty(exports, '__esModule', { value: true });
/******/ 	};
/******/
/******/ 	// create a fake namespace object
/******/ 	// mode & 1: value is a module id, require it
/******/ 	// mode & 2: merge all properties of value into the ns
/******/ 	// mode & 4: return value when already ns object
/******/ 	// mode & 8|1: behave like require
/******/ 	__webpack_require__.t = function(value, mode) {
/******/ 		if(mode & 1) value = __webpack_require__(value);
/******/ 		if(mode & 8) return value;
/******/ 		if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
/******/ 		var ns = Object.create(null);
/******/ 		__webpack_require__.r(ns);
/******/ 		Object.defineProperty(ns, 'default', { enumerable: true, value: value });
/******/ 		if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
/******/ 		return ns;
/******/ 	};
/******/
/******/ 	// getDefaultExport function for compatibility with non-harmony modules
/******/ 	__webpack_require__.n = function(module) {
/******/ 		var getter = module && module.__esModule ?
/******/ 			function getDefault() { return module['default']; } :
/******/ 			function getModuleExports() { return module; };
/******/ 		__webpack_require__.d(getter, 'a', getter);
/******/ 		return getter;
/******/ 	};
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/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
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/******/ 	__webpack_require__.p = "";
/******/
/******/
/******/ 	// Load entry module and return exports
/******/ 	return __webpack_require__(__webpack_require__.s = "cFS5");
/******/ })
/************************************************************************/
/******/ ({

/***/ "1ZqX":
/***/ (function(module, exports) {

(function() { module.exports = this["wp"]["data"]; }());

/***/ }),

/***/ "25BE":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _iterableToArray; });
function _iterableToArray(iter) {
  if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter);
}

/***/ }),

/***/ "BsWD":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _unsupportedIterableToArray; });
/* harmony import */ var _babel_runtime_helpers_esm_arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__("a3WO");

function _unsupportedIterableToArray(o, minLen) {
  if (!o) return;
  if (typeof o === "string") return Object(_babel_runtime_helpers_esm_arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(o, minLen);
  var n = Object.prototype.toString.call(o).slice(8, -1);
  if (n === "Object" && o.constructor) n = o.constructor.name;
  if (n === "Map" || n === "Set") return Array.from(o);
  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return Object(_babel_runtime_helpers_esm_arrayLikeToArray__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(o, minLen);
}

/***/ }),

/***/ "DSFK":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _arrayWithHoles; });
function _arrayWithHoles(arr) {
  if (Array.isArray(arr)) return arr;
}

/***/ }),

/***/ "K9lf":
/***/ (function(module, exports) {

(function() { module.exports = this["wp"]["compose"]; }());

/***/ }),

/***/ "KQm4":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";

// EXPORTS
__webpack_require__.d(__webpack_exports__, "a", function() { return /* binding */ _toConsumableArray; });

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/arrayLikeToArray.js
var arrayLikeToArray = __webpack_require__("a3WO");

// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/arrayWithoutHoles.js

function _arrayWithoutHoles(arr) {
  if (Array.isArray(arr)) return Object(arrayLikeToArray["a" /* default */])(arr);
}
// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/iterableToArray.js
var iterableToArray = __webpack_require__("25BE");

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/unsupportedIterableToArray.js
var unsupportedIterableToArray = __webpack_require__("BsWD");

// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/nonIterableSpread.js
function _nonIterableSpread() {
  throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/toConsumableArray.js




function _toConsumableArray(arr) {
  return _arrayWithoutHoles(arr) || Object(iterableToArray["a" /* default */])(arr) || Object(unsupportedIterableToArray["a" /* default */])(arr) || _nonIterableSpread();
}

/***/ }),

/***/ "ODXe":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";

// EXPORTS
__webpack_require__.d(__webpack_exports__, "a", function() { return /* binding */ _slicedToArray; });

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/arrayWithHoles.js
var arrayWithHoles = __webpack_require__("DSFK");

// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/iterableToArrayLimit.js
function _iterableToArrayLimit(arr, i) {
  if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
  var _arr = [];
  var _n = true;
  var _d = false;
  var _e = undefined;

  try {
    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
      _arr.push(_s.value);

      if (i && _arr.length === i) break;
    }
  } catch (err) {
    _d = true;
    _e = err;
  } finally {
    try {
      if (!_n && _i["return"] != null) _i["return"]();
    } finally {
      if (_d) throw _e;
    }
  }

  return _arr;
}
// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/unsupportedIterableToArray.js
var unsupportedIterableToArray = __webpack_require__("BsWD");

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/nonIterableRest.js
var nonIterableRest = __webpack_require__("PYwp");

// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/slicedToArray.js




function _slicedToArray(arr, i) {
  return Object(arrayWithHoles["a" /* default */])(arr) || _iterableToArrayLimit(arr, i) || Object(unsupportedIterableToArray["a" /* default */])(arr, i) || Object(nonIterableRest["a" /* default */])();
}

/***/ }),

/***/ "PYwp":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _nonIterableRest; });
function _nonIterableRest() {
  throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}

/***/ }),

/***/ "RxS6":
/***/ (function(module, exports) {

(function() { module.exports = this["wp"]["keycodes"]; }());

/***/ }),

/***/ "YLtl":
/***/ (function(module, exports) {

(function() { module.exports = this["lodash"]; }());

/***/ }),

/***/ "a3WO":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _arrayLikeToArray; });
function _arrayLikeToArray(arr, len) {
  if (len == null || len > arr.length) len = arr.length;

  for (var i = 0, arr2 = new Array(len); i < len; i++) {
    arr2[i] = arr[i];
  }

  return arr2;
}

/***/ }),

/***/ "cFS5":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);

// EXPORTS
__webpack_require__.d(__webpack_exports__, "useShortcut", function() { return /* reexport */ use_shortcut; });

// NAMESPACE OBJECT: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/actions.js
var actions_namespaceObject = {};
__webpack_require__.r(actions_namespaceObject);
__webpack_require__.d(actions_namespaceObject, "registerShortcut", function() { return registerShortcut; });
__webpack_require__.d(actions_namespaceObject, "unregisterShortcut", function() { return unregisterShortcut; });

// NAMESPACE OBJECT: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/selectors.js
var selectors_namespaceObject = {};
__webpack_require__.r(selectors_namespaceObject);
__webpack_require__.d(selectors_namespaceObject, "getShortcutKeyCombination", function() { return getShortcutKeyCombination; });
__webpack_require__.d(selectors_namespaceObject, "getShortcutRepresentation", function() { return getShortcutRepresentation; });
__webpack_require__.d(selectors_namespaceObject, "getShortcutDescription", function() { return getShortcutDescription; });
__webpack_require__.d(selectors_namespaceObject, "getShortcutAliases", function() { return getShortcutAliases; });
__webpack_require__.d(selectors_namespaceObject, "getAllShortcutRawKeyCombinations", function() { return getAllShortcutRawKeyCombinations; });
__webpack_require__.d(selectors_namespaceObject, "getCategoryShortcuts", function() { return getCategoryShortcuts; });

// EXTERNAL MODULE: external {"this":["wp","data"]}
var external_this_wp_data_ = __webpack_require__("1ZqX");

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/defineProperty.js
var defineProperty = __webpack_require__("rePB");

// EXTERNAL MODULE: external {"this":"lodash"}
var external_this_lodash_ = __webpack_require__("YLtl");

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/reducer.js


function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { Object(defineProperty["a" /* default */])(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

/**
 * External dependencies
 */

/**
 * Reducer returning the registered shortcuts
 *
 * @param {Object} state  Current state.
 * @param {Object} action Dispatched action.
 *
 * @return {Object} Updated state.
 */

function reducer() {
  var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var action = arguments.length > 1 ? arguments[1] : undefined;

  switch (action.type) {
    case 'REGISTER_SHORTCUT':
      return _objectSpread(_objectSpread({}, state), {}, Object(defineProperty["a" /* default */])({}, action.name, {
        category: action.category,
        keyCombination: action.keyCombination,
        aliases: action.aliases,
        description: action.description
      }));

    case 'UNREGISTER_SHORTCUT':
      return Object(external_this_lodash_["omit"])(state, action.name);
  }

  return state;
}

/* harmony default export */ var store_reducer = (reducer);

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/actions.js
/** @typedef {import('@wordpress/keycodes').WPKeycodeModifier} WPKeycodeModifier */

/**
 * Keyboard key combination.
 *
 * @typedef {Object} WPShortcutKeyCombination
 *
 * @property {string}                      character Character.
 * @property {WPKeycodeModifier|undefined} modifier  Modifier.
 */

/**
 * Configuration of a registered keyboard shortcut.
 *
 * @typedef {Object} WPShortcutConfig
 *
 * @property {string}                     name           Shortcut name.
 * @property {string}                     category       Shortcut category.
 * @property {string}                     description    Shortcut description.
 * @property {WPShortcutKeyCombination}   keyCombination Shortcut key combination.
 * @property {WPShortcutKeyCombination[]} [aliases]      Shortcut aliases.
 */

/**
 * Returns an action object used to register a new keyboard shortcut.
 *
 * @param {WPShortcutConfig} config Shortcut config.
 *
 * @return {Object} action.
 */
function registerShortcut(_ref) {
  var name = _ref.name,
      category = _ref.category,
      description = _ref.description,
      keyCombination = _ref.keyCombination,
      aliases = _ref.aliases;
  return {
    type: 'REGISTER_SHORTCUT',
    name: name,
    category: category,
    keyCombination: keyCombination,
    aliases: aliases,
    description: description
  };
}
/**
 * Returns an action object used to unregister a keyboard shortcut.
 *
 * @param {string} name Shortcut name.
 *
 * @return {Object} action.
 */

function unregisterShortcut(name) {
  return {
    type: 'UNREGISTER_SHORTCUT',
    name: name
  };
}

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/slicedToArray.js + 1 modules
var slicedToArray = __webpack_require__("ODXe");

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/toConsumableArray.js + 2 modules
var toConsumableArray = __webpack_require__("KQm4");

// EXTERNAL MODULE: ./node_modules/rememo/es/rememo.js
var rememo = __webpack_require__("pPDe");

// EXTERNAL MODULE: external {"this":["wp","keycodes"]}
var external_this_wp_keycodes_ = __webpack_require__("RxS6");

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/selectors.js



/**
 * External dependencies
 */


/**
 * WordPress dependencies
 */


/** @typedef {import('./actions').WPShortcutKeyCombination} WPShortcutKeyCombination */

/** @typedef {import('@wordpress/keycodes').WPKeycodeHandlerByModifier} WPKeycodeHandlerByModifier */

/**
 * Shared reference to an empty array for cases where it is important to avoid
 * returning a new array reference on every invocation.
 *
 * @type {Array<any>}
 */

var EMPTY_ARRAY = [];
/**
 * Shortcut formatting methods.
 *
 * @property {WPKeycodeHandlerByModifier} display     Display formatting.
 * @property {WPKeycodeHandlerByModifier} rawShortcut Raw shortcut formatting.
 * @property {WPKeycodeHandlerByModifier} ariaLabel   ARIA label formatting.
 */

var FORMATTING_METHODS = {
  display: external_this_wp_keycodes_["displayShortcut"],
  raw: external_this_wp_keycodes_["rawShortcut"],
  ariaLabel: external_this_wp_keycodes_["shortcutAriaLabel"]
};
/**
 * Returns a string representing the key combination.
 *
 * @param {?WPShortcutKeyCombination} shortcut       Key combination.
 * @param {keyof FORMATTING_METHODS}  representation Type of representation
 *                                                   (display, raw, ariaLabel).
 *
 * @return {string?} Shortcut representation.
 */

function getKeyCombinationRepresentation(shortcut, representation) {
  if (!shortcut) {
    return null;
  }

  return shortcut.modifier ? FORMATTING_METHODS[representation][shortcut.modifier](shortcut.character) : shortcut.character;
}
/**
 * Returns the main key combination for a given shortcut name.
 *
 * @param {Object} state Global state.
 * @param {string} name  Shortcut name.
 *
 * @return {WPShortcutKeyCombination?} Key combination.
 */


function getShortcutKeyCombination(state, name) {
  return state[name] ? state[name].keyCombination : null;
}
/**
 * Returns a string representing the main key combination for a given shortcut name.
 *
 * @param {Object}                   state          Global state.
 * @param {string}                   name           Shortcut name.
 * @param {keyof FORMATTING_METHODS} representation Type of representation
 *                                                  (display, raw, ariaLabel).
 *
 * @return {string?} Shortcut representation.
 */

function getShortcutRepresentation(state, name) {
  var representation = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 'display';
  var shortcut = getShortcutKeyCombination(state, name);
  return getKeyCombinationRepresentation(shortcut, representation);
}
/**
 * Returns the shortcut description given its name.
 *
 * @param {Object} state Global state.
 * @param {string} name  Shortcut name.
 *
 * @return {string?} Shortcut description.
 */

function getShortcutDescription(state, name) {
  return state[name] ? state[name].description : null;
}
/**
 * Returns the aliases for a given shortcut name.
 *
 * @param {Object} state Global state.
 * @param {string} name  Shortcut name.
 *
 * @return {WPShortcutKeyCombination[]} Key combinations.
 */

function getShortcutAliases(state, name) {
  return state[name] && state[name].aliases ? state[name].aliases : EMPTY_ARRAY;
}
/**
 * Returns the raw representation of all the keyboard combinations of a given shortcut name.
 *
 * @param {Object} state Global state.
 * @param {string} name  Shortcut name.
 *
 * @return {string[]} Shortcuts.
 */

var getAllShortcutRawKeyCombinations = Object(rememo["a" /* default */])(function (state, name) {
  return Object(external_this_lodash_["compact"])([getKeyCombinationRepresentation(getShortcutKeyCombination(state, name), 'raw')].concat(Object(toConsumableArray["a" /* default */])(getShortcutAliases(state, name).map(function (combination) {
    return getKeyCombinationRepresentation(combination, 'raw');
  }))));
}, function (state, name) {
  return [state[name]];
});
/**
 * Returns the shortcut names list for a given category name.
 *
 * @param {Object} state Global state.
 * @param {string} name  Category name.
 *
 * @return {string[]} Shortcut names.
 */

var getCategoryShortcuts = Object(rememo["a" /* default */])(function (state, categoryName) {
  return Object.entries(state).filter(function (_ref) {
    var _ref2 = Object(slicedToArray["a" /* default */])(_ref, 2),
        shortcut = _ref2[1];

    return shortcut.category === categoryName;
  }).map(function (_ref3) {
    var _ref4 = Object(slicedToArray["a" /* default */])(_ref3, 1),
        name = _ref4[0];

    return name;
  });
}, function (state) {
  return [state];
});

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/store/index.js
/**
 * WordPress dependencies
 */

/**
 * Internal dependencies
 */




/* harmony default export */ var store = (Object(external_this_wp_data_["registerStore"])('core/keyboard-shortcuts', {
  reducer: store_reducer,
  actions: actions_namespaceObject,
  selectors: selectors_namespaceObject
}));

// EXTERNAL MODULE: external {"this":["wp","compose"]}
var external_this_wp_compose_ = __webpack_require__("K9lf");

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/hooks/use-shortcut.js
/**
 * WordPress dependencies
 */


/**
 * Attach a keyboard shortcut handler.
 *
 * @param {string} name       Shortcut name.
 * @param {Function} callback Shortcut callback.
 * @param {Object} options    Shortcut options.
 */

function useShortcut(name, callback, options) {
  var shortcuts = Object(external_this_wp_data_["useSelect"])(function (select) {
    return select('core/keyboard-shortcuts').getAllShortcutRawKeyCombinations(name);
  }, [name]);
  Object(external_this_wp_compose_["useKeyboardShortcut"])(shortcuts, callback, options);
}

/* harmony default export */ var use_shortcut = (useShortcut);

// CONCATENATED MODULE: ./node_modules/@wordpress/keyboard-shortcuts/build-module/index.js
/**
 * Internal dependencies
 */




/***/ }),

/***/ "pPDe":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";


var LEAF_KEY, hasWeakMap;

/**
 * Arbitrary value used as key for referencing cache object in WeakMap tree.
 *
 * @type {Object}
 */
LEAF_KEY = {};

/**
 * Whether environment supports WeakMap.
 *
 * @type {boolean}
 */
hasWeakMap = typeof WeakMap !== 'undefined';

/**
 * Returns the first argument as the sole entry in an array.
 *
 * @param {*} value Value to return.
 *
 * @return {Array} Value returned as entry in array.
 */
function arrayOf( value ) {
	return [ value ];
}

/**
 * Returns true if the value passed is object-like, or false otherwise. A value
 * is object-like if it can support property assignment, e.g. object or array.
 *
 * @param {*} value Value to test.
 *
 * @return {boolean} Whether value is object-like.
 */
function isObjectLike( value ) {
	return !! value && 'object' === typeof value;
}

/**
 * Creates and returns a new cache object.
 *
 * @return {Object} Cache object.
 */
function createCache() {
	var cache = {
		clear: function() {
			cache.head = null;
		},
	};

	return cache;
}

/**
 * Returns true if entries within the two arrays are strictly equal by
 * reference from a starting index.
 *
 * @param {Array}  a         First array.
 * @param {Array}  b         Second array.
 * @param {number} fromIndex Index from which to start comparison.
 *
 * @return {boolean} Whether arrays are shallowly equal.
 */
function isShallowEqual( a, b, fromIndex ) {
	var i;

	if ( a.length !== b.length ) {
		return false;
	}

	for ( i = fromIndex; i < a.length; i++ ) {
		if ( a[ i ] !== b[ i ] ) {
			return false;
		}
	}

	return true;
}

/**
 * Returns a memoized selector function. The getDependants function argument is
 * called before the memoized selector and is expected to return an immutable
 * reference or array of references on which the selector depends for computing
 * its own return value. The memoize cache is preserved only as long as those
 * dependant references remain the same. If getDependants returns a different
 * reference(s), the cache is cleared and the selector value regenerated.
 *
 * @param {Function} selector      Selector function.
 * @param {Function} getDependants Dependant getter returning an immutable
 *                                 reference or array of reference used in
 *                                 cache bust consideration.
 *
 * @return {Function} Memoized selector.
 */
/* harmony default export */ __webpack_exports__["a"] = (function( selector, getDependants ) {
	var rootCache, getCache;

	// Use object source as dependant if getter not provided
	if ( ! getDependants ) {
		getDependants = arrayOf;
	}

	/**
	 * Returns the root cache. If WeakMap is supported, this is assigned to the
	 * root WeakMap cache set, otherwise it is a shared instance of the default
	 * cache object.
	 *
	 * @return {(WeakMap|Object)} Root cache object.
	 */
	function getRootCache() {
		return rootCache;
	}

	/**
	 * Returns the cache for a given dependants array. When possible, a WeakMap
	 * will be used to create a unique cache for each set of dependants. This
	 * is feasible due to the nature of WeakMap in allowing garbage collection
	 * to occur on entries where the key object is no longer referenced. Since
	 * WeakMap requires the key to be an object, this is only possible when the
	 * dependant is object-like. The root cache is created as a hierarchy where
	 * each top-level key is the first entry in a dependants set, the value a
	 * WeakMap where each key is the next dependant, and so on. This continues
	 * so long as the dependants are object-like. If no dependants are object-
	 * like, then the cache is shared across all invocations.
	 *
	 * @see isObjectLike
	 *
	 * @param {Array} dependants Selector dependants.
	 *
	 * @return {Object} Cache object.
	 */
	function getWeakMapCache( dependants ) {
		var caches = rootCache,
			isUniqueByDependants = true,
			i, dependant, map, cache;

		for ( i = 0; i < dependants.length; i++ ) {
			dependant = dependants[ i ];

			// Can only compose WeakMap from object-like key.
			if ( ! isObjectLike( dependant ) ) {
				isUniqueByDependants = false;
				break;
			}

			// Does current segment of cache already have a WeakMap?
			if ( caches.has( dependant ) ) {
				// Traverse into nested WeakMap.
				caches = caches.get( dependant );
			} else {
				// Create, set, and traverse into a new one.
				map = new WeakMap();
				caches.set( dependant, map );
				caches = map;
			}
		}

		// We use an arbitrary (but consistent) object as key for the last item
		// in the WeakMap to serve as our running cache.
		if ( ! caches.has( LEAF_KEY ) ) {
			cache = createCache();
			cache.isUniqueByDependants = isUniqueByDependants;
			caches.set( LEAF_KEY, cache );
		}

		return caches.get( LEAF_KEY );
	}

	// Assign cache handler by availability of WeakMap
	getCache = hasWeakMap ? getWeakMapCache : getRootCache;

	/**
	 * Resets root memoization cache.
	 */
	function clear() {
		rootCache = hasWeakMap ? new WeakMap() : createCache();
	}

	// eslint-disable-next-line jsdoc/check-param-names
	/**
	 * The augmented selector call, considering first whether dependants have
	 * changed before passing it to underlying memoize function.
	 *
	 * @param {Object} source    Source object for derivation.
	 * @param {...*}   extraArgs Additional arguments to pass to selector.
	 *
	 * @return {*} Selector result.
	 */
	function callSelector( /* source, ...extraArgs */ ) {
		var len = arguments.length,
			cache, node, i, args, dependants;

		// Create copy of arguments (avoid leaking deoptimization).
		args = new Array( len );
		for ( i = 0; i < len; i++ ) {
			args[ i ] = arguments[ i ];
		}

		dependants = getDependants.apply( null, args );
		cache = getCache( dependants );

		// If not guaranteed uniqueness by dependants (primitive type or lack
		// of WeakMap support), shallow compare against last dependants and, if
		// references have changed, destroy cache to recalculate result.
		if ( ! cache.isUniqueByDependants ) {
			if ( cache.lastDependants && ! isShallowEqual( dependants, cache.lastDependants, 0 ) ) {
				cache.clear();
			}

			cache.lastDependants = dependants;
		}

		node = cache.head;
		while ( node ) {
			// Check whether node arguments match arguments
			if ( ! isShallowEqual( node.args, args, 1 ) ) {
				node = node.next;
				continue;
			}

			// At this point we can assume we've found a match

			// Surface matched node to head if not already
			if ( node !== cache.head ) {
				// Adjust siblings to point to each other.
				node.prev.next = node.next;
				if ( node.next ) {
					node.next.prev = node.prev;
				}

				node.next = cache.head;
				node.prev = null;
				cache.head.prev = node;
				cache.head = node;
			}

			// Return immediately
			return node.val;
		}

		// No cached value found. Continue to insertion phase:

		node = {
			// Generate the result from original function
			val: selector.apply( null, args ),
		};

		// Avoid including the source object in the cache.
		args[ 0 ] = null;
		node.args = args;

		// Don't need to check whether node is already head, since it would
		// have been returned above already if it was

		// Shift existing head down list
		if ( cache.head ) {
			cache.head.prev = node;
			node.next = cache.head;
		}

		cache.head = node;

		return node.val;
	}

	callSelector.getDependants = getDependants;
	callSelector.clear = clear;
	clear();

	return callSelector;
});


/***/ }),

/***/ "rePB":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _defineProperty; });
function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }

  return obj;
}

/***/ })

/******/ });