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strict\";\ndefine([\"exports\", \"jquery\", \"core\/popper\", \".\/util\"], function(exports, _jquery, _popper, _util) {\n\n    Object.defineProperty(exports, \"__esModule\", {\n        value: true\n    });\n\n    var _jquery2 = _interopRequireDefault(_jquery);\n\n    var _popper2 = _interopRequireDefault(_popper);\n\n    var _util2 = _interopRequireDefault(_util);\n\n    function _interopRequireDefault(obj) {\n        return obj && obj.__esModule ? obj : {\n            default: obj\n        };\n    }\n\n    function _typeof(obj) {\n        if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") {\n            _typeof = function _typeof(obj) {\n                return typeof obj;\n            };\n        } else {\n            _typeof = function _typeof(obj) {\n                return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n            };\n        }\n\n        return _typeof(obj);\n    }\n\n    function _extends() {\n        _extends = Object.assign || function(target) {\n            for (var i = 1; i < arguments.length; i++) {\n                var source = arguments[i];\n\n                for (var key in source) {\n                    if (Object.prototype.hasOwnProperty.call(source, key)) {\n                        target[key] = source[key];\n                    }\n                }\n            }\n\n            return target;\n        };\n\n        return _extends.apply(this, arguments);\n    }\n\n    function _classCallCheck(instance, Constructor) {\n        if (!(instance instanceof Constructor)) {\n            throw new TypeError(\"Cannot call a class as a function\");\n        }\n    }\n\n    function _defineProperties(target, props) {\n        for (var i = 0; i < props.length; i++) {\n            var descriptor = props[i];\n            descriptor.enumerable = descriptor.enumerable || false;\n            descriptor.configurable = true;\n            if (\"value\" in descriptor) descriptor.writable = true;\n            Object.defineProperty(target, descriptor.key, descriptor);\n        }\n    }\n\n    function _createClass(Constructor, protoProps, staticProps) {\n        if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n        if (staticProps) _defineProperties(Constructor, staticProps);\n        return Constructor;\n    }\n\n    \/**\n     * --------------------------------------------------------------------------\n     * Bootstrap (v4.0.0): dropdown.js\n     * Licensed under MIT (https:\/\/github.com\/twbs\/bootstrap\/blob\/master\/LICENSE)\n     * --------------------------------------------------------------------------\n     *\/\n    var Dropdown = function($) {\n        \/**\n         * ------------------------------------------------------------------------\n         * Constants\n         * ------------------------------------------------------------------------\n         *\/\n        var NAME = 'dropdown';\n        var VERSION = '4.0.0';\n        var DATA_KEY = 'bs.dropdown';\n        var EVENT_KEY = \".\".concat(DATA_KEY);\n        var DATA_API_KEY = '.data-api';\n        var JQUERY_NO_CONFLICT = $.fn[NAME];\n        var ESCAPE_KEYCODE = 27; \/\/ KeyboardEvent.which value for Escape (Esc) key\n\n        var SPACE_KEYCODE = 32; \/\/ KeyboardEvent.which value for space key\n\n        var TAB_KEYCODE = 9; \/\/ KeyboardEvent.which value for tab key\n\n        var ARROW_UP_KEYCODE = 38; \/\/ KeyboardEvent.which value for up arrow key\n\n        var ARROW_DOWN_KEYCODE = 40; \/\/ KeyboardEvent.which value for down arrow key\n\n        var RIGHT_MOUSE_BUTTON_WHICH = 3; \/\/ MouseEvent.which value for the right button (assuming a right-handed mouse)\n\n        var REGEXP_KEYDOWN = new RegExp(\"\".concat(ARROW_UP_KEYCODE, \"|\").concat(ARROW_DOWN_KEYCODE, \"|\").concat(ESCAPE_KEYCODE));\n        var Event = {\n            HIDE: \"hide\".concat(EVENT_KEY),\n            HIDDEN: 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'.dropdown-menu .dropdown-item:not(.disabled)'\n        };\n        var AttachmentMap = {\n            TOP: 'top-start',\n            TOPEND: 'top-end',\n            BOTTOM: 'bottom-start',\n            BOTTOMEND: 'bottom-end',\n            RIGHT: 'right-start',\n            RIGHTEND: 'right-end',\n            LEFT: 'left-start',\n            LEFTEND: 'left-end'\n        };\n        var Default = {\n            offset: 0,\n            flip: false,\n            boundary: 'scrollParent'\n        };\n        var DefaultType = {\n            offset: '(number|string|function)',\n            flip: 'boolean',\n            boundary: '(string|element)'\n            \/**\n             * ------------------------------------------------------------------------\n             * Class Definition\n             * ------------------------------------------------------------------------\n             *\/\n\n        };\n\n        var Dropdown = function() {\n            function Dropdown(element, config) {\n                _classCallCheck(this, Dropdown);\n\n                this._element = element;\n                this._popper = null;\n                this._config = this._getConfig(config);\n                this._menu = this._getMenuElement();\n                this._inNavbar = this._detectNavbar();\n\n                this._addEventListeners();\n            } \/\/ Getters\n\n            _createClass(Dropdown, [{\n                key: \"toggle\",\n                value: function toggle() {\n                    if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {\n                        return;\n                    }\n\n                    var parent = Dropdown._getParentFromElement(this._element);\n\n                    var isActive = $(this._menu).hasClass(ClassName.SHOW);\n\n                    Dropdown._clearMenus();\n\n                    if (isActive) {\n                        return;\n                    }\n\n                    var relatedTarget = {\n                        relatedTarget: this._element\n                    };\n                    var showEvent = $.Event(Event.SHOW, relatedTarget);\n                    $(parent).trigger(showEvent);\n\n                    if (showEvent.isDefaultPrevented()) {\n                        return;\n                    } \/\/ Disable totally Popper.js for Dropdown in Navbar\n\n                    if (!this._inNavbar) {\n                        \/**\n                         * Check for Popper dependency\n                         * Popper - https:\/\/popper.js.org\n                         *\/\n                        if (typeof _popper2.default === 'undefined') {\n                            throw new TypeError('Bootstrap dropdown require Popper.js (https:\/\/popper.js.org)');\n                        }\n\n                        var element = this._element; \/\/ For dropup with alignment we use the parent as popper container\n\n                        if ($(parent).hasClass(ClassName.DROPUP)) {\n                            if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {\n                                element = parent;\n                            }\n                        } \/\/ If boundary is not `scrollParent`, then set position to `static`\n                        \/\/ to allow the menu to \"escape\" the scroll parent's boundaries\n                        \/\/ https:\/\/github.com\/twbs\/bootstrap\/issues\/24251\n\n                        if (this._config.boundary !== 'scrollParent') {\n                            $(parent).addClass(ClassName.POSITION_STATIC);\n                        }\n\n                        this._popper = new _popper2.default(element, this._menu, this._getPopperConfig());\n                    } \/\/ If this is a touch-enabled device we add extra\n                    \/\/ empty mouseover listeners to the body's immediate children;\n                    \/\/ only needed because of broken event delegation on iOS\n                    \/\/ https:\/\/www.quirksmode.org\/blog\/archives\/2014\/02\/mouse_event_bub.html\n\n                    if ('ontouchstart' in document.documentElement && $(parent).closest(Selector.NAVBAR_NAV).length === 0) {\n                        $('body').children().on('mouseover', null, $.noop);\n                    }\n\n                    this._element.focus();\n\n                    this._element.setAttribute('aria-expanded', true);\n\n                    $(this._menu).toggleClass(ClassName.SHOW);\n                    $(parent).toggleClass(ClassName.SHOW).trigger($.Event(Event.SHOWN, relatedTarget));\n                }\n            }, {\n                key: \"dispose\",\n                value: function dispose() {\n                    $.removeData(this._element, DATA_KEY);\n                    $(this._element).off(EVENT_KEY);\n                    this._element = null;\n                    this._menu = null;\n\n                    if (this._popper !== null) {\n                        this._popper.destroy();\n\n                        this._popper = null;\n                    }\n                }\n            }, {\n                key: \"update\",\n                value: function update() {\n                    this._inNavbar = this._detectNavbar();\n\n                    if (this._popper !== null) {\n                        this._popper.scheduleUpdate();\n                    }\n                }\n            }, {\n                key: \"_addEventListeners\",\n                value: function _addEventListeners() {\n                    var _this = this;\n\n                    $(this._element).on(Event.CLICK, function(event) {\n                        event.preventDefault();\n                        event.stopPropagation();\n\n                        _this.toggle();\n                    });\n                }\n            }, {\n                key: \"_getConfig\",\n                value: function _getConfig(config) {\n                    config = _extends({}, this.constructor.Default, $(this._element).data(), config);\n\n                    _util2.default.typeCheckConfig(NAME, config, this.constructor.DefaultType);\n\n                    return config;\n                }\n            }, {\n                key: \"_getMenuElement\",\n                value: function _getMenuElement() {\n                    if (!this._menu) {\n                        var parent = Dropdown._getParentFromElement(this._element);\n\n                        this._menu = $(parent).find(Selector.MENU)[0];\n                    }\n\n                    return this._menu;\n                }\n            }, {\n                key: \"_getPlacement\",\n                value: function _getPlacement() {\n                    var $parentDropdown = $(this._element).parent();\n                    var placement = AttachmentMap.BOTTOM; \/\/ Handle dropup\n\n                    if ($parentDropdown.hasClass(ClassName.DROPUP)) {\n                        placement = AttachmentMap.TOP;\n\n                        if ($(this._menu).hasClass(ClassName.MENURIGHT)) {\n                            placement = AttachmentMap.TOPEND;\n                        }\n                    } else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {\n                        placement = AttachmentMap.RIGHT;\n                    } else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {\n                        placement = AttachmentMap.LEFT;\n                    } else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {\n                        placement = AttachmentMap.BOTTOMEND;\n                    }\n\n                    return placement;\n                }\n            }, {\n                key: \"_detectNavbar\",\n                value: function _detectNavbar() {\n                    return $(this._element).closest('.navbar').length > 0;\n                }\n            }, {\n                key: \"_getPopperConfig\",\n                value: function _getPopperConfig() {\n                    var _this2 = this;\n\n                    var offsetConf = {};\n\n                    if (typeof this._config.offset === 'function') {\n                        offsetConf.fn = function(data) {\n                            data.offsets = _extends({}, data.offsets, _this2._config.offset(data.offsets) || {});\n                            return data;\n                        };\n                    } else {\n                        offsetConf.offset = this._config.offset;\n                    }\n\n                    var popperConfig = {\n                        placement: this._getPlacement(),\n                        modifiers: {\n                            offset: offsetConf,\n                            flip: {\n                                enabled: this._config.flip\n                            },\n                            preventOverflow: {\n                                boundariesElement: this._config.boundary\n                            }\n                        }\n                    };\n                    return popperConfig;\n                }\n            }], [{\n                key: \"_jQueryInterface\",\n                value: function _jQueryInterface(config) {\n                    return this.each(function() {\n                        var data = $(this).data(DATA_KEY);\n\n                        var _config = _typeof(config) === 'object' ? config : null;\n\n                        if (!data) {\n                            data = new Dropdown(this, _config);\n                            $(this).data(DATA_KEY, data);\n                        }\n\n                        if (typeof config === 'string') {\n                            if (typeof data[config] === 'undefined') {\n                                throw new TypeError(\"No method named \\\"\".concat(config, \"\\\"\"));\n                            }\n\n                            data[config]();\n                        }\n                    });\n                }\n            }, {\n                key: \"_clearMenus\",\n                value: function _clearMenus(event) {\n                    if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {\n                        return;\n                    }\n\n                    var toggles = $.makeArray($(Selector.DATA_TOGGLE));\n\n                    for (var i = 0; i < toggles.length; i++) {\n                        var parent = Dropdown._getParentFromElement(toggles[i]);\n\n                        var context = $(toggles[i]).data(DATA_KEY);\n                        var relatedTarget = {\n                            relatedTarget: toggles[i]\n                        };\n\n                        if (!context) {\n                            continue;\n                        }\n\n                        var dropdownMenu = context._menu;\n\n                        if (!$(parent).hasClass(ClassName.SHOW)) {\n                            continue;\n                        }\n\n                        if (event && (event.type === 'click' && \/input|textarea\/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {\n                            continue;\n                        }\n\n                        var hideEvent = $.Event(Event.HIDE, relatedTarget);\n                        $(parent).trigger(hideEvent);\n\n                        if (hideEvent.isDefaultPrevented()) {\n                            continue;\n                        } \/\/ If this is a touch-enabled device we remove the extra\n                        \/\/ empty mouseover listeners we added for iOS support\n\n                        if ('ontouchstart' in document.documentElement) {\n                            $('body').children().off('mouseover', null, $.noop);\n                        }\n\n                        toggles[i].setAttribute('aria-expanded', 'false');\n                        $(dropdownMenu).removeClass(ClassName.SHOW);\n                        $(parent).removeClass(ClassName.SHOW).trigger($.Event(Event.HIDDEN, relatedTarget));\n                    }\n                }\n            }, {\n                key: \"_getParentFromElement\",\n                value: function _getParentFromElement(element) {\n                    var parent;\n\n                    var selector = _util2.default.getSelectorFromElement(element);\n\n                    if (selector) {\n                        parent = $(selector)[0];\n                    }\n\n                    return parent || element.parentNode;\n                }\n            }, {\n                key: \"_dataApiKeydownHandler\",\n                value: function _dataApiKeydownHandler(event) {\n                    \/\/ If not input\/textarea:\n                    \/\/  - And not a key in REGEXP_KEYDOWN => not a dropdown command\n                    \/\/ If input\/textarea:\n                    \/\/  - If space key => not a dropdown command\n                    \/\/  - If key is other than escape\n                    \/\/    - If key is not up or down => not a dropdown command\n                    \/\/    - If trigger inside the menu => not a dropdown command\n                    if (\/input|textarea\/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $(event.target).closest(Selector.MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {\n                        return;\n                    }\n\n                    event.preventDefault();\n                    event.stopPropagation();\n\n                    if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {\n                        return;\n                    }\n\n                    var parent = Dropdown._getParentFromElement(this);\n\n                    var isActive = $(parent).hasClass(ClassName.SHOW);\n\n                    if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {\n                        if (event.which === ESCAPE_KEYCODE) {\n                            var toggle = $(parent).find(Selector.DATA_TOGGLE)[0];\n                            $(toggle).trigger('focus');\n                        }\n\n                        $(this).trigger('click');\n                        return;\n                    }\n\n                    var items = $(parent).find(Selector.VISIBLE_ITEMS).get();\n\n                    if (items.length === 0) {\n                        return;\n                    }\n\n                    var index = items.indexOf(event.target);\n\n                    if (event.which === ARROW_UP_KEYCODE && index > 0) {\n                        \/\/ Up\n                        index--;\n                    }\n\n                    if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {\n                        \/\/ Down\n                        index++;\n                    }\n\n                    if (index < 0) {\n                        index = 0;\n                    }\n\n                    items[index].focus();\n                }\n            }, {\n                key: \"VERSION\",\n                get: function get() {\n                    return VERSION;\n                }\n            }, {\n                key: \"Default\",\n                get: function get() {\n                    return Default;\n                }\n            }, {\n                key: \"DefaultType\",\n                get: function get() {\n                    return DefaultType;\n                }\n            }]);\n\n            return Dropdown;\n        }();\n\n        \/**\n         * ------------------------------------------------------------------------\n         * Data Api implementation\n         * ------------------------------------------------------------------------\n         *\/\n        $(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(\"\".concat(Event.CLICK_DATA_API, \" \").concat(Event.KEYUP_DATA_API), Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function(event) {\n            event.preventDefault();\n            event.stopPropagation();\n\n            Dropdown._jQueryInterface.call($(this), 'toggle');\n        }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function(e) {\n            e.stopPropagation();\n        });\n        \/**\n         * ------------------------------------------------------------------------\n         * jQuery\n         * ------------------------------------------------------------------------\n         *\/\n\n        $.fn[NAME] = Dropdown._jQueryInterface;\n        $.fn[NAME].Constructor = Dropdown;\n\n        $.fn[NAME].noConflict = function() {\n            $.fn[NAME] = JQUERY_NO_CONFLICT;\n            return Dropdown._jQueryInterface;\n        };\n\n        return Dropdown;\n    }(_jquery2.default, _popper2.default);\n\n    exports.default = Dropdown;\n});\n"],"file":"dropdown.min.js"}