bootstrap-vue/dist/bootstrap-vue.common.js

BootstrapVue, with over 40 plugins and more than 75 custom components, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

/*!
 * BoostrapVue 2.0.0-rc.24
 *
 * @link https://bootstrap-vue.js.org
 * @source https://github.com/bootstrap-vue/bootstrap-vue
 * @copyright (c) 2016-2019 BootstrapVue
 * @license MIT
 * https://github.com/bootstrap-vue/bootstrap-vue/blob/master/LICENSE
 */

'use strict';

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

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var Vue = _interopDefault(require('vue'));
var vueFunctionalDataMerge = require('vue-functional-data-merge');
var Popper = _interopDefault(require('popper.js'));
var portalVue = require('portal-vue');

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

  return _typeof(obj);
}

function _classCallCheck(instance, Constructor) {
  if (!(instance instanceof Constructor)) {
    throw new TypeError("Cannot call a class as a 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);
  }
}

function _createClass(Constructor, protoProps, staticProps) {
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  if (staticProps) _defineProperties(Constructor, staticProps);
  return Constructor;
}

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;
}

function _objectSpread(target) {
  for (var i = 1; i < arguments.length; i++) {
    var source = arguments[i] != null ? arguments[i] : {};
    var ownKeys = Object.keys(source);

    if (typeof Object.getOwnPropertySymbols === 'function') {
      ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
        return Object.getOwnPropertyDescriptor(source, sym).enumerable;
      }));
    }

    ownKeys.forEach(function (key) {
      _defineProperty(target, key, source[key]);
    });
  }

  return target;
}

function _inherits(subClass, superClass) {
  if (typeof superClass !== "function" && superClass !== null) {
    throw new TypeError("Super expression must either be null or a function");
  }

  subClass.prototype = Object.create(superClass && superClass.prototype, {
    constructor: {
      value: subClass,
      writable: true,
      configurable: true
    }
  });
  if (superClass) _setPrototypeOf(subClass, superClass);
}

function _getPrototypeOf(o) {
  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
    return o.__proto__ || Object.getPrototypeOf(o);
  };
  return _getPrototypeOf(o);
}

function _setPrototypeOf(o, p) {
  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
    o.__proto__ = p;
    return o;
  };

  return _setPrototypeOf(o, p);
}

function _assertThisInitialized(self) {
  if (self === void 0) {
    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
  }

  return self;
}

function _possibleConstructorReturn(self, call) {
  if (call && (typeof call === "object" || typeof call === "function")) {
    return call;
  }

  return _assertThisInitialized(self);
}

function _superPropBase(object, property) {
  while (!Object.prototype.hasOwnProperty.call(object, property)) {
    object = _getPrototypeOf(object);
    if (object === null) break;
  }

  return object;
}

function _get(target, property, receiver) {
  if (typeof Reflect !== "undefined" && Reflect.get) {
    _get = Reflect.get;
  } else {
    _get = function _get(target, property, receiver) {
      var base = _superPropBase(target, property);

      if (!base) return;
      var desc = Object.getOwnPropertyDescriptor(base, property);

      if (desc.get) {
        return desc.get.call(receiver);
      }

      return desc.value;
    };
  }

  return _get(target, property, receiver || target);
}

function _toConsumableArray(arr) {
  return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread();
}

function _arrayWithoutHoles(arr) {
  if (Array.isArray(arr)) {
    for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];

    return arr2;
  }
}

function _iterableToArray(iter) {
  if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
}

function _nonIterableSpread() {
  throw new TypeError("Invalid attempt to spread non-iterable instance");
}

//

/**
 * Utilities to get information about the current environment
 */
// --- Constants ---
var hasWindowSupport = typeof window !== 'undefined';
var hasDocumentSupport = typeof document !== 'undefined';
var hasNavigatorSupport = typeof navigator !== 'undefined';
var hasPromiseSupport = typeof Promise !== 'undefined';
var hasMutationObserverSupport = typeof MutationObserver !== 'undefined' || typeof WebKitMutationObserver !== 'undefined' || typeof MozMutationObserver !== 'undefined';
var isBrowser = hasWindowSupport && hasDocumentSupport && hasNavigatorSupport; // Browser type sniffing

var userAgent = isBrowser ? window.navigator.userAgent.toLowerCase() : '';
var isJSDOM = userAgent.indexOf('jsdom') > 0;
var isIE = /msie|trident/.test(userAgent); // Determine if the browser supports the option passive for events

var hasPassiveEventSupport = function () {
  var passiveEventSupported = false;

  if (isBrowser) {
    try {
      var options = {
        get passive() {
          // This function will be called when the browser
          // attempts to access the passive property.

          /* istanbul ignore next: will never be called in JSDOM */
          passiveEventSupported = true;
        }

      };
      window.addEventListener('test', options, options);
      window.removeEventListener('test', options, options);
    } catch (err) {
      /* istanbul ignore next: will never be called in JSDOM */
      passiveEventSupported = false;
    }
  }

  return passiveEventSupported;
}();
var hasTouchSupport = isBrowser && ('ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0);
var hasPointerEventSupport = isBrowser && Boolean(window.PointerEvent || window.MSPointerEvent);
var hasIntersectionObserverSupport = isBrowser && 'IntersectionObserver' in window && 'IntersectionObserverEntry' in window && // Edge 15 and UC Browser lack support for `isIntersecting`
// but we an use intersectionRatio > 0 instead
// 'isIntersecting' in window.IntersectionObserverEntry.prototype &&
'intersectionRatio' in window.IntersectionObserverEntry.prototype; // --- Getters ---

var getEnv = function getEnv(key) {
  var fallback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  var env = typeof process !== 'undefined' && process ? process.env || {} : {};

  if (!key) {
    /* istanbul ignore next */
    return env;
  }

  return env[key] || fallback;
};
var getNoWarn = function getNoWarn() {
  return getEnv('BOOTSTRAP_VUE_NO_WARN');
};

/**
 * Log a warning message to the console with BootstrapVue formatting
 * @param {string} message
 */

var warn = function warn(message)
/* istanbul ignore next */
{
  if (!getNoWarn()) {
    console.warn("[BootstrapVue warn]: ".concat(message));
  }
};
/**
 * Warn when no Promise support is given
 * @param {string} source
 * @returns {boolean} warned
 */

var warnNotClient = function warnNotClient(source) {
  /* istanbul ignore else */
  if (isBrowser) {
    return false;
  } else {
    warn("".concat(source, ": Can not be called during SSR."));
    return true;
  }
};
/**
 * Warn when no Promise support is given
 * @param {string} source
 * @returns {boolean} warned
 */

var warnNoPromiseSupport = function warnNoPromiseSupport(source) {
  /* istanbul ignore else */
  if (hasPromiseSupport) {
    return false;
  } else {
    warn("".concat(source, ": Requires Promise support."));
    return true;
  }
};
/**
 * Warn when no MutationObserver support is given
 * @param {string} source
 * @returns {boolean} warned
 */

var warnNoMutationObserverSupport = function warnNoMutationObserverSupport(source) {
  /* istanbul ignore else */
  if (hasMutationObserverSupport) {
    return false;
  } else {
    warn("".concat(source, ": Requires MutationObserver support."));
    return true;
  }
}; // Default export

// 7.1.4 ToInteger
var ceil = Math.ceil;
var floor = Math.floor;
var _toInteger = function (it) {
  return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
};

// 7.2.1 RequireObjectCoercible(argument)
var _defined = function (it) {
  if (it == undefined) throw TypeError("Can't call method on  " + it);
  return it;
};

// true  -> String#at
// false -> String#codePointAt
var _stringAt = function (TO_STRING) {
  return function (that, pos) {
    var s = String(_defined(that));
    var i = _toInteger(pos);
    var l = s.length;
    var a, b;
    if (i < 0 || i >= l) return TO_STRING ? '' : undefined;
    a = s.charCodeAt(i);
    return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff
      ? TO_STRING ? s.charAt(i) : a
      : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
  };
};

function createCommonjsModule(fn, module) {
	return module = { exports: {} }, fn(module, module.exports), module.exports;
}

var _global = createCommonjsModule(function (module) {
// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
var global = module.exports = typeof window != 'undefined' && window.Math == Math
  ? window : typeof self != 'undefined' && self.Math == Math ? self
  // eslint-disable-next-line no-new-func
  : Function('return this')();
if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef
});

var _core = createCommonjsModule(function (module) {
var core = module.exports = { version: '2.6.5' };
if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef
});
var _core_1 = _core.version;

var _aFunction = function (it) {
  if (typeof it != 'function') throw TypeError(it + ' is not a function!');
  return it;
};

// optional / simple context binding

var _ctx = function (fn, that, length) {
  _aFunction(fn);
  if (that === undefined) return fn;
  switch (length) {
    case 1: return function (a) {
      return fn.call(that, a);
    };
    case 2: return function (a, b) {
      return fn.call(that, a, b);
    };
    case 3: return function (a, b, c) {
      return fn.call(that, a, b, c);
    };
  }
  return function (/* ...args */) {
    return fn.apply(that, arguments);
  };
};

var _isObject = function (it) {
  return typeof it === 'object' ? it !== null : typeof it === 'function';
};

var _anObject = function (it) {
  if (!_isObject(it)) throw TypeError(it + ' is not an object!');
  return it;
};

var _fails = function (exec) {
  try {
    return !!exec();
  } catch (e) {
    return true;
  }
};

// Thank's IE8 for his funny defineProperty
var _descriptors = !_fails(function () {
  return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7;
});

var document$1 = _global.document;
// typeof document.createElement is 'object' in old IE
var is = _isObject(document$1) && _isObject(document$1.createElement);
var _domCreate = function (it) {
  return is ? document$1.createElement(it) : {};
};

var _ie8DomDefine = !_descriptors && !_fails(function () {
  return Object.defineProperty(_domCreate('div'), 'a', { get: function () { return 7; } }).a != 7;
});

// 7.1.1 ToPrimitive(input [, PreferredType])

// instead of the ES6 spec version, we didn't implement @@toPrimitive case
// and the second argument - flag - preferred type is a string
var _toPrimitive = function (it, S) {
  if (!_isObject(it)) return it;
  var fn, val;
  if (S && typeof (fn = it.toString) == 'function' && !_isObject(val = fn.call(it))) return val;
  if (typeof (fn = it.valueOf) == 'function' && !_isObject(val = fn.call(it))) return val;
  if (!S && typeof (fn = it.toString) == 'function' && !_isObject(val = fn.call(it))) return val;
  throw TypeError("Can't convert object to primitive value");
};

var dP = Object.defineProperty;

var f = _descriptors ? Object.defineProperty : function defineProperty(O, P, Attributes) {
  _anObject(O);
  P = _toPrimitive(P, true);
  _anObject(Attributes);
  if (_ie8DomDefine) try {
    return dP(O, P, Attributes);
  } catch (e) { /* empty */ }
  if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!');
  if ('value' in Attributes) O[P] = Attributes.value;
  return O;
};

var _objectDp = {
	f: f
};

var _propertyDesc = function (bitmap, value) {
  return {
    enumerable: !(bitmap & 1),
    configurable: !(bitmap & 2),
    writable: !(bitmap & 4),
    value: value
  };
};

var _hide = _descriptors ? function (object, key, value) {
  return _objectDp.f(object, key, _propertyDesc(1, value));
} : function (object, key, value) {
  object[key] = value;
  return object;
};

var hasOwnProperty = {}.hasOwnProperty;
var _has = function (it, key) {
  return hasOwnProperty.call(it, key);
};

var PROTOTYPE = 'prototype';

var $export = function (type, name, source) {
  var IS_FORCED = type & $export.F;
  var IS_GLOBAL = type & $export.G;
  var IS_STATIC = type & $export.S;
  var IS_PROTO = type & $export.P;
  var IS_BIND = type & $export.B;
  var IS_WRAP = type & $export.W;
  var exports = IS_GLOBAL ? _core : _core[name] || (_core[name] = {});
  var expProto = exports[PROTOTYPE];
  var target = IS_GLOBAL ? _global : IS_STATIC ? _global[name] : (_global[name] || {})[PROTOTYPE];
  var key, own, out;
  if (IS_GLOBAL) source = name;
  for (key in source) {
    // contains in native
    own = !IS_FORCED && target && target[key] !== undefined;
    if (own && _has(exports, key)) continue;
    // export native or passed
    out = own ? target[key] : source[key];
    // prevent global pollution for namespaces
    exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key]
    // bind timers to global for call from export context
    : IS_BIND && own ? _ctx(out, _global)
    // wrap global constructors for prevent change them in library
    : IS_WRAP && target[key] == out ? (function (C) {
      var F = function (a, b, c) {
        if (this instanceof C) {
          switch (arguments.length) {
            case 0: return new C();
            case 1: return new C(a);
            case 2: return new C(a, b);
          } return new C(a, b, c);
        } return C.apply(this, arguments);
      };
      F[PROTOTYPE] = C[PROTOTYPE];
      return F;
    // make static versions for prototype methods
    })(out) : IS_PROTO && typeof out == 'function' ? _ctx(Function.call, out) : out;
    // export proto methods to core.%CONSTRUCTOR%.methods.%NAME%
    if (IS_PROTO) {
      (exports.virtual || (exports.virtual = {}))[key] = out;
      // export proto methods to core.%CONSTRUCTOR%.prototype.%NAME%
      if (type & $export.R && expProto && !expProto[key]) _hide(expProto, key, out);
    }
  }
};
// type bitmap
$export.F = 1;   // forced
$export.G = 2;   // global
$export.S = 4;   // static
$export.P = 8;   // proto
$export.B = 16;  // bind
$export.W = 32;  // wrap
$export.U = 64;  // safe
$export.R = 128; // real proto method for `library`
var _export = $export;

var _redefine = _hide;

var _iterators = {};

var toString = {}.toString;

var _cof = function (it) {
  return toString.call(it).slice(8, -1);
};

// fallback for non-array-like ES3 and non-enumerable old V8 strings

// eslint-disable-next-line no-prototype-builtins
var _iobject = Object('z').propertyIsEnumerable(0) ? Object : function (it) {
  return _cof(it) == 'String' ? it.split('') : Object(it);
};

// to indexed object, toObject with fallback for non-array-like ES3 strings


var _toIobject = function (it) {
  return _iobject(_defined(it));
};

// 7.1.15 ToLength

var min = Math.min;
var _toLength = function (it) {
  return it > 0 ? min(_toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991
};

var max = Math.max;
var min$1 = Math.min;
var _toAbsoluteIndex = function (index, length) {
  index = _toInteger(index);
  return index < 0 ? max(index + length, 0) : min$1(index, length);
};

// false -> Array#indexOf
// true  -> Array#includes



var _arrayIncludes = function (IS_INCLUDES) {
  return function ($this, el, fromIndex) {
    var O = _toIobject($this);
    var length = _toLength(O.length);
    var index = _toAbsoluteIndex(fromIndex, length);
    var value;
    // Array#includes uses SameValueZero equality algorithm
    // eslint-disable-next-line no-self-compare
    if (IS_INCLUDES && el != el) while (length > index) {
      value = O[index++];
      // eslint-disable-next-line no-self-compare
      if (value != value) return true;
    // Array#indexOf ignores holes, Array#includes - not
    } else for (;length > index; index++) if (IS_INCLUDES || index in O) {
      if (O[index] === el) return IS_INCLUDES || index || 0;
    } return !IS_INCLUDES && -1;
  };
};

var _shared = createCommonjsModule(function (module) {
var SHARED = '__core-js_shared__';
var store = _global[SHARED] || (_global[SHARED] = {});

(module.exports = function (key, value) {
  return store[key] || (store[key] = value !== undefined ? value : {});
})('versions', []).push({
  version: _core.version,
  mode: 'pure',
  copyright: '© 2019 Denis Pushkarev (zloirock.ru)'
});
});

var id = 0;
var px = Math.random();
var _uid = function (key) {
  return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36));
};

var shared = _shared('keys');

var _sharedKey = function (key) {
  return shared[key] || (shared[key] = _uid(key));
};

var arrayIndexOf = _arrayIncludes(false);
var IE_PROTO = _sharedKey('IE_PROTO');

var _objectKeysInternal = function (object, names) {
  var O = _toIobject(object);
  var i = 0;
  var result = [];
  var key;
  for (key in O) if (key != IE_PROTO) _has(O, key) && result.push(key);
  // Don't enum bug & hidden keys
  while (names.length > i) if (_has(O, key = names[i++])) {
    ~arrayIndexOf(result, key) || result.push(key);
  }
  return result;
};

// IE 8- don't enum bug keys
var _enumBugKeys = (
  'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'
).split(',');

// 19.1.2.14 / 15.2.3.14 Object.keys(O)



var _objectKeys = Object.keys || function keys(O) {
  return _objectKeysInternal(O, _enumBugKeys);
};

var _objectDps = _descriptors ? Object.defineProperties : function defineProperties(O, Properties) {
  _anObject(O);
  var keys = _objectKeys(Properties);
  var length = keys.length;
  var i = 0;
  var P;
  while (length > i) _objectDp.f(O, P = keys[i++], Properties[P]);
  return O;
};

var document$2 = _global.document;
var _html = document$2 && document$2.documentElement;

// 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])



var IE_PROTO$1 = _sharedKey('IE_PROTO');
var Empty = function () { /* empty */ };
var PROTOTYPE$1 = 'prototype';

// Create object with fake `null` prototype: use iframe Object with cleared prototype
var createDict = function () {
  // Thrash, waste and sodomy: IE GC bug
  var iframe = _domCreate('iframe');
  var i = _enumBugKeys.length;
  var lt = '<';
  var gt = '>';
  var iframeDocument;
  iframe.style.display = 'none';
  _html.appendChild(iframe);
  iframe.src = 'javascript:'; // eslint-disable-line no-script-url
  // createDict = iframe.contentWindow.Object;
  // html.removeChild(iframe);
  iframeDocument = iframe.contentWindow.document;
  iframeDocument.open();
  iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt);
  iframeDocument.close();
  createDict = iframeDocument.F;
  while (i--) delete createDict[PROTOTYPE$1][_enumBugKeys[i]];
  return createDict();
};

var _objectCreate = Object.create || function create(O, Properties) {
  var result;
  if (O !== null) {
    Empty[PROTOTYPE$1] = _anObject(O);
    result = new Empty();
    Empty[PROTOTYPE$1] = null;
    // add "__proto__" for Object.getPrototypeOf polyfill
    result[IE_PROTO$1] = O;
  } else result = createDict();
  return Properties === undefined ? result : _objectDps(result, Properties);
};

var _wks = createCommonjsModule(function (module) {
var store = _shared('wks');

var Symbol = _global.Symbol;
var USE_SYMBOL = typeof Symbol == 'function';

var $exports = module.exports = function (name) {
  return store[name] || (store[name] =
    USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : _uid)('Symbol.' + name));
};

$exports.store = store;
});

var def = _objectDp.f;

var TAG = _wks('toStringTag');

var _setToStringTag = function (it, tag, stat) {
  if (it && !_has(it = stat ? it : it.prototype, TAG)) def(it, TAG, { configurable: true, value: tag });
};

var IteratorPrototype = {};

// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
_hide(IteratorPrototype, _wks('iterator'), function () { return this; });

var _iterCreate = function (Constructor, NAME, next) {
  Constructor.prototype = _objectCreate(IteratorPrototype, { next: _propertyDesc(1, next) });
  _setToStringTag(Constructor, NAME + ' Iterator');
};

// 7.1.13 ToObject(argument)

var _toObject = function (it) {
  return Object(_defined(it));
};

// 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O)


var IE_PROTO$2 = _sharedKey('IE_PROTO');
var ObjectProto = Object.prototype;

var _objectGpo = Object.getPrototypeOf || function (O) {
  O = _toObject(O);
  if (_has(O, IE_PROTO$2)) return O[IE_PROTO$2];
  if (typeof O.constructor == 'function' && O instanceof O.constructor) {
    return O.constructor.prototype;
  } return O instanceof Object ? ObjectProto : null;
};

var ITERATOR = _wks('iterator');
var BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next`
var FF_ITERATOR = '@@iterator';
var KEYS = 'keys';
var VALUES = 'values';

var returnThis = function () { return this; };

var _iterDefine = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {
  _iterCreate(Constructor, NAME, next);
  var getMethod = function (kind) {
    if (!BUGGY && kind in proto) return proto[kind];
    switch (kind) {
      case KEYS: return function keys() { return new Constructor(this, kind); };
      case VALUES: return function values() { return new Constructor(this, kind); };
    } return function entries() { return new Constructor(this, kind); };
  };
  var TAG = NAME + ' Iterator';
  var DEF_VALUES = DEFAULT == VALUES;
  var VALUES_BUG = false;
  var proto = Base.prototype;
  var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];
  var $default = $native || getMethod(DEFAULT);
  var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;
  var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;
  var methods, key, IteratorPrototype;
  // Fix native
  if ($anyNative) {
    IteratorPrototype = _objectGpo($anyNative.call(new Base()));
    if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {
      // Set @@toStringTag to native iterators
      _setToStringTag(IteratorPrototype, TAG, true);
    }
  }
  // fix Array#{values, @@iterator}.name in V8 / FF
  if (DEF_VALUES && $native && $native.name !== VALUES) {
    VALUES_BUG = true;
    $default = function values() { return $native.call(this); };
  }
  // Define iterator
  if ((FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {
    _hide(proto, ITERATOR, $default);
  }
  // Plug for library
  _iterators[NAME] = $default;
  _iterators[TAG] = returnThis;
  if (DEFAULT) {
    methods = {
      values: DEF_VALUES ? $default : getMethod(VALUES),
      keys: IS_SET ? $default : getMethod(KEYS),
      entries: $entries
    };
    if (FORCED) for (key in methods) {
      if (!(key in proto)) _redefine(proto, key, methods[key]);
    } else _export(_export.P + _export.F * (BUGGY || VALUES_BUG), NAME, methods);
  }
  return methods;
};

var $at = _stringAt(true);

// 21.1.3.27 String.prototype[@@iterator]()
_iterDefine(String, 'String', function (iterated) {
  this._t = String(iterated); // target
  this._i = 0;                // next index
// 21.1.5.2.1 %StringIteratorPrototype%.next()
}, function () {
  var O = this._t;
  var index = this._i;
  var point;
  if (index >= O.length) return { value: undefined, done: true };
  point = $at(O, index);
  this._i += point.length;
  return { value: point, done: false };
});

// call something on iterator step with safe closing on error

var _iterCall = function (iterator, fn, value, entries) {
  try {
    return entries ? fn(_anObject(value)[0], value[1]) : fn(value);
  // 7.4.6 IteratorClose(iterator, completion)
  } catch (e) {
    var ret = iterator['return'];
    if (ret !== undefined) _anObject(ret.call(iterator));
    throw e;
  }
};

// check on default Array iterator

var ITERATOR$1 = _wks('iterator');
var ArrayProto = Array.prototype;

var _isArrayIter = function (it) {
  return it !== undefined && (_iterators.Array === it || ArrayProto[ITERATOR$1] === it);
};

var _createProperty = function (object, index, value) {
  if (index in object) _objectDp.f(object, index, _propertyDesc(0, value));
  else object[index] = value;
};

// getting tag from 19.1.3.6 Object.prototype.toString()

var TAG$1 = _wks('toStringTag');
// ES3 wrong here
var ARG = _cof(function () { return arguments; }()) == 'Arguments';

// fallback for IE11 Script Access Denied error
var tryGet = function (it, key) {
  try {
    return it[key];
  } catch (e) { /* empty */ }
};

var _classof = function (it) {
  var O, T, B;
  return it === undefined ? 'Undefined' : it === null ? 'Null'
    // @@toStringTag case
    : typeof (T = tryGet(O = Object(it), TAG$1)) == 'string' ? T
    // builtinTag case
    : ARG ? _cof(O)
    // ES3 arguments fallback
    : (B = _cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
};

var ITERATOR$2 = _wks('iterator');

var core_getIteratorMethod = _core.getIteratorMethod = function (it) {
  if (it != undefined) return it[ITERATOR$2]
    || it['@@iterator']
    || _iterators[_classof(it)];
};

var ITERATOR$3 = _wks('iterator');
var SAFE_CLOSING = false;

try {
  var riter = [7][ITERATOR$3]();
  riter['return'] = function () { SAFE_CLOSING = true; };
  // eslint-disable-next-line no-throw-literal
  Array.from(riter, function () { throw 2; });
} catch (e) { /* empty */ }

var _iterDetect = function (exec, skipClosing) {
  if (!skipClosing && !SAFE_CLOSING) return false;
  var safe = false;
  try {
    var arr = [7];
    var iter = arr[ITERATOR$3]();
    iter.next = function () { return { done: safe = true }; };
    arr[ITERATOR$3] = function () { return iter; };
    exec(arr);
  } catch (e) { /* empty */ }
  return safe;
};

_export(_export.S + _export.F * !_iterDetect(function (iter) { Array.from(iter); }), 'Array', {
  // 22.1.2.1 Array.from(arrayLike, mapfn = undefined, thisArg = undefined)
  from: function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
    var O = _toObject(arrayLike);
    var C = typeof this == 'function' ? this : Array;
    var aLen = arguments.length;
    var mapfn = aLen > 1 ? arguments[1] : undefined;
    var mapping = mapfn !== undefined;
    var index = 0;
    var iterFn = core_getIteratorMethod(O);
    var length, result, step, iterator;
    if (mapping) mapfn = _ctx(mapfn, aLen > 2 ? arguments[2] : undefined, 2);
    // if object isn't iterable or it's array with default iterator - use simple case
    if (iterFn != undefined && !(C == Array && _isArrayIter(iterFn))) {
      for (iterator = iterFn.call(O), result = new C(); !(step = iterator.next()).done; index++) {
        _createProperty(result, index, mapping ? _iterCall(iterator, mapfn, [step.value, index], true) : step.value);
      }
    } else {
      length = _toLength(O.length);
      for (result = new C(length); length > index; index++) {
        _createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
      }
    }
    result.length = index;
    return result;
  }
});

var from_1 = _core.Array.from;

// 7.2.2 IsArray(argument)

var _isArray = Array.isArray || function isArray(arg) {
  return _cof(arg) == 'Array';
};

// 22.1.2.2 / 15.4.3.2 Array.isArray(arg)


_export(_export.S, 'Array', { isArray: _isArray });

var isArray = _core.Array.isArray;

var from = Array.from || from_1;
var isArray$1 = Array.isArray || isArray; // --- Instance ---

var arrayIncludes = function arrayIncludes(array, value) {
  return array.indexOf(value) !== -1;
};
var concat = function concat() {
  for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
    args[_key] = arguments[_key];
  }

  return Array.prototype.concat.apply([], args);
};

var f$1 = Object.getOwnPropertySymbols;

var _objectGops = {
	f: f$1
};

var f$2 = {}.propertyIsEnumerable;

var _objectPie = {
	f: f$2
};

// 19.1.2.1 Object.assign(target, source, ...)





var $assign = Object.assign;

// should work with symbols and should have deterministic property order (V8 bug)
var _objectAssign = !$assign || _fails(function () {
  var A = {};
  var B = {};
  // eslint-disable-next-line no-undef
  var S = Symbol();
  var K = 'abcdefghijklmnopqrst';
  A[S] = 7;
  K.split('').forEach(function (k) { B[k] = k; });
  return $assign({}, A)[S] != 7 || Object.keys($assign({}, B)).join('') != K;
}) ? function assign(target, source) { // eslint-disable-line no-unused-vars
  var T = _toObject(target);
  var aLen = arguments.length;
  var index = 1;
  var getSymbols = _objectGops.f;
  var isEnum = _objectPie.f;
  while (aLen > index) {
    var S = _iobject(arguments[index++]);
    var keys = getSymbols ? _objectKeys(S).concat(getSymbols(S)) : _objectKeys(S);
    var length = keys.length;
    var j = 0;
    var key;
    while (length > j) if (isEnum.call(S, key = keys[j++])) T[key] = S[key];
  } return T;
} : $assign;

// 19.1.3.1 Object.assign(target, source)


_export(_export.S + _export.F, 'Object', { assign: _objectAssign });

var assign = _core.Object.assign;

// 7.2.9 SameValue(x, y)
var _sameValue = Object.is || function is(x, y) {
  // eslint-disable-next-line no-self-compare
  return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
};

// 19.1.3.10 Object.is(value1, value2)

_export(_export.S, 'Object', { is: _sameValue });

var is$1 = _core.Object.is;

var assign$1 = Object.assign || assign;
var getOwnPropertyNames = Object.getOwnPropertyNames;
var keys = Object.keys;
var defineProperties = Object.defineProperties;
var defineProperty = Object.defineProperty;
var freeze = Object.freeze;
var create = Object.create;

var hasOwnProperty$1 = function hasOwnProperty(obj, prop) {
  return Object.prototype.hasOwnProperty.call(obj, prop);
}; // --- Utilities ---

/**
 * Quick object check - this is primarily used to tell
 * Objects from primitive values when we know the value
 * is a JSON-compliant type.
 * Note object could be a complex type like array, date, etc.
 */

var isObject = function isObject(obj) {
  return obj !== null && _typeof(obj) === 'object';
};
/**
 * Strict object type check. Only returns true
 * for plain JavaScript objects.
 */

var isPlainObject = function isPlainObject(obj) {
  return Object.prototype.toString.call(obj) === '[object Object]';
}; // @link https://gist.github.com/bisubus/2da8af7e801ffd813fab7ac221aa7afc

var omit = function omit(obj, props) {
  return keys(obj).filter(function (key) {
    return props.indexOf(key) === -1;
  }).reduce(function (result, key) {
    return _objectSpread({}, result, _defineProperty({}, key, obj[key]));
  }, {});
};
var readonlyDescriptor = function readonlyDescriptor() {
  return {
    enumerable: true,
    configurable: false,
    writable: false
  };
};
/**
 * Deep-freezes and object, making it immutable / read-only.
 * Returns the same object passed-in, but frozen.
 * Freezes inner object/array/values first.
 * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/freeze
 * Note: this method will not work for property values using Symbol() as a key
 */

var deepFreeze = function deepFreeze(obj) {
  // Retrieve the property names defined on object/array
  // Note: `keys` will ignore properties that are keyed by a `Symbol()`
  var props = keys(obj); // Iterate over each prop and recursively freeze it

  props.forEach(function (prop) {
    var value = obj[prop]; // If value is a plain object or array, we deepFreeze it

    obj[prop] = value && (isPlainObject(value) || isArray$1(value)) ? deepFreeze(value) : value;
  });
  return freeze(obj);
};

var toType = function toType(val) {
  return _typeof(val);
};
var toRawType = function toRawType(val) {
  return Object.prototype.toString.call(val).slice(8, -1);
};
var isUndefined = function isUndefined(val) {
  return val === undefined;
};
var isNull = function isNull(val) {
  return val === null;
};
var isFunction = function isFunction(val) {
  return toType(val) === 'function';
};
var isBoolean = function isBoolean(val) {
  return toType(val) === 'boolean';
};
var isString = function isString(val) {
  return toType(val) === 'string';
};
var isNumber = function isNumber(val) {
  return toType(val) === 'number';
};
var isDate = function isDate(val) {
  return val instanceof Date;
};
var isRegExp = function isRegExp(val) {
  return toRawType(val) === 'RegExp';
};

var cloneDeep = function cloneDeep(obj) {
  var defaultValue = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : obj;

  if (isArray$1(obj)) {
    return obj.reduce(function (result, val) {
      return [].concat(_toConsumableArray(result), [cloneDeep(val, val)]);
    }, []);
  }

  if (isPlainObject(obj)) {
    return keys(obj).reduce(function (result, key) {
      return _objectSpread({}, result, _defineProperty({}, key, cloneDeep(obj[key], obj[key])));
    }, {});
  }

  return defaultValue;
};

/**
 * Get property defined by dot/array notation in string.
 *
 * @link https://gist.github.com/jeneg/9767afdcca45601ea44930ea03e0febf#gistcomment-1935901
 *
 * @param {Object} obj
 * @param {string|Array} path
 * @param {*} defaultValue (optional)
 * @return {*}
 */

var get = function get(obj, path) {
  var defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
  // Handle array of path values
  path = isArray$1(path) ? path.join('.') : path; // If no path or no object passed

  if (!path || !isObject(obj)) {
    return defaultValue;
  } // Handle edge case where user has dot(s) in top-level item field key
  // See https://github.com/bootstrap-vue/bootstrap-vue/issues/2762
  // Switched to `in` operator vs `hasOwnProperty` to handle obj.prototype getters
  // https://github.com/bootstrap-vue/bootstrap-vue/issues/3463


  if (path in obj) {
    return obj[path];
  } // Handle string array notation (numeric indices only)


  path = String(path).replace(/\[(\d+)]/g, '.$1');
  var steps = path.split('.').filter(Boolean); // Handle case where someone passes a string of only dots

  if (steps.length === 0) {
    return defaultValue;
  } // Traverse path in object to find result
  // We use `!=` vs `!==` to test for both `null` and `undefined`
  // Switched to `in` operator vs `hasOwnProperty` to handle obj.prototype getters
  // https://github.com/bootstrap-vue/bootstrap-vue/issues/3463


  return steps.every(function (step) {
    return isObject(obj) && step in obj && (obj = obj[step]) != null;
  }) ? obj : defaultValue;
};

//
// BREAKPOINT DEFINITIONS
//
// Some components (BCol and BFormGroup) generate props based on breakpoints, and this
// occurs when the component is first loaded (evaluated), which may happen before the
// config is created/modified
//
// To get around this we make these components async (lazy evaluation)
// The component definition is only called/executed when the first access to the
// component is used (and cached on subsequent uses)
//
// See: https://vuejs.org/v2/guide/components-dynamic-async.html#Async-Components
//
// PROP DEFAULTS
//
// For default values on props, we use the default value factory function approach so
// so that the default values are pulled in at each component instantiation
//
//  props: {
//    variant: {
//      type: String,
//      default: () => getConfigComponent('BAlert', 'variant')
//    }
//  }
// prettier-ignore

var DEFAULTS = deepFreeze({
  // Breakpoints
  breakpoints: ['xs', 'sm', 'md', 'lg', 'xl'],
  // Component Specific defaults are keyed by the component
  // name (PascalCase) and prop name (camelCase)
  BAlert: {
    dismissLabel: 'Close',
    variant: 'info'
  },
  BBadge: {
    variant: 'secondary'
  },
  BButton: {
    variant: 'secondary'
  },
  BButtonClose: {
    // `textVariant` is `null` to inherit the current text color
    textVariant: null,
    ariaLabel: 'Close'
  },
  BCardSubTitle: {
    // BCard and BCardBody also inherit this prop
    subTitleTextVariant: 'muted'
  },
  BCarousel: {
    labelPrev: 'Previous Slide',
    labelNext: 'Next Slide',
    labelGotoSlide: 'Goto Slide',
    labelIndicators: 'Select a slide to display'
  },
  BDropdown: {
    toggleText: 'Toggle Dropdown',
    variant: 'secondary',
    splitVariant: null
  },
  BFormFile: {
    browseText: 'Browse',
    // Chrome default file prompt
    placeholder: 'No file chosen',
    dropPlaceholder: 'Drop files here'
  },
  BFormText: {
    textVariant: 'muted'
  },
  BImg: {
    blankColor: 'transparent'
  },
  BImgLazy: {
    blankColor: 'transparent'
  },
  BJumbotron: {
    bgVariant: null,
    borderVariant: null,
    textVariant: null
  },
  BListGroupItem: {
    variant: null
  },
  BModal: {
    titleTag: 'h5',
    size: 'md',
    headerBgVariant: null,
    headerBorderVariant: null,
    headerTextVariant: null,
    headerCloseVariant: null,
    bodyBgVariant: null,
    bodyTextVariant: null,
    footerBgVariant: null,
    footerBorderVariant: null,
    footerTextVariant: null,
    cancelTitle: 'Cancel',
    cancelVariant: 'secondary',
    okTitle: 'OK',
    okVariant: 'primary',
    headerCloseLabel: 'Close'
  },
  BNavbar: {
    variant: null
  },
  BNavbarToggle: {
    label: 'Toggle navigation'
  },
  BProgress: {
    variant: null
  },
  BProgressBar: {
    variant: null
  },
  BSpinner: {
    variant: null
  },
  BTable: {
    selectedVariant: 'primary',
    headVariant: null,
    footVariant: null
  },
  BToast: {
    toaster: 'b-toaster-top-right',
    autoHideDelay: 5000,
    variant: null,
    toastClass: null,
    headerClass: null,
    bodyClass: null,
    solid: false
  },
  BToaster: {
    ariaLive: null,
    ariaAtomic: null,
    role: null
  },
  BTooltip: {
    delay: 0,
    boundary: 'scrollParent',
    boundaryPadding: 5
  },
  BPopover: {
    delay: 0,
    boundary: 'scrollParent',
    boundaryPadding: 5
  }
});

var PROP_NAME = '$bvConfig'; // Config manager class

var BvConfig =
/*#__PURE__*/
function () {
  function BvConfig() {
    _classCallCheck(this, BvConfig);

    // TODO: pre-populate with default config values (needs updated tests)
    // this.$_config = cloneDeep(DEFAULTS)
    this.$_config = {};
    this.$_cachedBreakpoints = null;
  }

  _createClass(BvConfig, [{
    key: "getDefaults",
    // Returns the defaults
    value: function getDefaults()
    /* istanbul ignore next */
    {
      return this.defaults;
    } // Method to merge in user config parameters

  }, {
    key: "setConfig",
    value: function setConfig() {
      var _this = this;

      var config = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

      if (!isPlainObject(config)) {
        /* istanbul ignore next */
        return;
      }

      var configKeys = getOwnPropertyNames(config);
      configKeys.forEach(function (cmpName) {
        /* istanbul ignore next */
        if (!hasOwnProperty$1(DEFAULTS, cmpName)) {
          warn("config: unknown config property \"".concat(cmpName, "\""));
          return;
        }

        var cmpConfig = config[cmpName];

        if (cmpName === 'breakpoints') {
          // Special case for breakpoints
          var breakpoints = config.breakpoints;
          /* istanbul ignore if */

          if (!isArray$1(breakpoints) || breakpoints.length < 2 || breakpoints.some(function (b) {
            return !isString(b) || b.length === 0;
          })) {
            warn('config: "breakpoints" must be an array of at least 2 breakpoint names');
          } else {
            _this.$_config.breakpoints = cloneDeep(breakpoints);
          }
        } else if (isPlainObject(cmpConfig)) {
          // Component prop defaults
          var props = getOwnPropertyNames(cmpConfig);
          props.forEach(function (prop) {
            /* istanbul ignore if */
            if (!hasOwnProperty$1(DEFAULTS[cmpName], prop)) {
              warn("config: unknown config property \"".concat(cmpName, ".{$prop}\""));
            } else {
              // TODO: If we pre-populate the config with defaults, we can skip this line
              _this.$_config[cmpName] = _this.$_config[cmpName] || {};

              if (!isUndefined(cmpConfig[prop])) {
                _this.$_config[cmpName][prop] = cloneDeep(cmpConfig[prop]);
              }
            }
          });
        }
      });
    } // Clear the config. For testing purposes only

  }, {
    key: "resetConfig",
    value: function resetConfig() {
      this.$_config = {};
    } // Returns a deep copy of the user config

  }, {
    key: "getConfig",
    value: function getConfig() {
      return cloneDeep(this.$_config);
    }
  }, {
    key: "getConfigValue",
    value: function getConfigValue(key) {
      // First we try the user config, and if key not found we fall back to default value
      // NOTE: If we deep clone DEFAULTS into config, then we can skip the fallback for get
      return cloneDeep(get(this.$_config, key, get(DEFAULTS, key)));
    }
  }, {
    key: "defaults",
    get: function get()
    /* istanbul ignore next */
    {
      return DEFAULTS;
    }
  }], [{
    key: "Defaults",
    get: function get()
    /* istanbul ignore next */
    {
      return DEFAULTS;
    }
  }]);

  return BvConfig;
}(); // Method for applying a global config


var setConfig = function setConfig() {
  var config = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var Vue$1 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Vue;
  // Ensure we have a $bvConfig Object on the Vue prototype.
  // We set on Vue and OurVue just in case consumer has not set an alias of `vue`.
  Vue$1.prototype[PROP_NAME] = Vue.prototype[PROP_NAME] = Vue$1.prototype[PROP_NAME] || Vue.prototype[PROP_NAME] || new BvConfig(); // Apply the config values

  Vue$1.prototype[PROP_NAME].setConfig(config);
}; // Method for resetting the user config. Exported for testing purposes only.

/**
 * Checks if there are multiple instances of Vue, and warns (once) about possible issues.
 * @param {object} Vue
 */

var checkMultipleVue = function () {
  var checkMultipleVueWarned = false;
  var MULTIPLE_VUE_WARNING = ['Multiple instances of Vue detected!', 'You may need to set up an alias for Vue in your bundler config.', 'See: https://bootstrap-vue.js.org/docs#using-module-bundlers'].join('\n');
  return function (Vue$1) {
    /* istanbul ignore next */
    if (!checkMultipleVueWarned && Vue !== Vue$1 && !isJSDOM) {
      warn(MULTIPLE_VUE_WARNING);
    }

    checkMultipleVueWarned = true;
  };
}();
/**
 * Plugin install factory function.
 * @param {object} { components, directives }
 * @returns {function} plugin install function
 */

var installFactory = function installFactory() {
  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      components = _ref.components,
      directives = _ref.directives,
      plugins = _ref.plugins;

  var install = function install(Vue) {
    var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

    if (install.installed) {
      /* istanbul ignore next */
      return;
    }

    install.installed = true;
    checkMultipleVue(Vue);
    setConfig(config, Vue);
    registerComponents(Vue, components);
    registerDirectives(Vue, directives);
    registerPlugins(Vue, plugins);
  };

  install.installed = false;
  return install;
};
/**
 * Plugin object factory function.
 * @param {object} { components, directives, plugins }
 * @returns {object} plugin install object
 */

var pluginFactory = function pluginFactory() {
  var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var extend = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  return _objectSpread({}, extend, {
    install: installFactory(opts)
  });
};
/**
 * Load a group of plugins.
 * @param {object} Vue
 * @param {object} Plugin definitions
 */

var registerPlugins = function registerPlugins(Vue) {
  var plugins = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

  for (var plugin in plugins) {
    if (plugin && plugins[plugin]) {
      Vue.use(plugins[plugin]);
    }
  }
};
/**
 * Load a component.
 * @param {object} Vue
 * @param {string} Component name
 * @param {object} Component definition
 */

var registerComponent = function registerComponent(Vue, name, def) {
  if (Vue && name && def) {
    Vue.component(name, def);
  }
};
/**
 * Load a group of components.
 * @param {object} Vue
 * @param {object} Object of component definitions
 */

var registerComponents = function registerComponents(Vue) {
  var components = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

  for (var component in components) {
    registerComponent(Vue, component, components[component]);
  }
};
/**
 * Load a directive.
 * @param {object} Vue
 * @param {string} Directive name
 * @param {object} Directive definition
 */

var registerDirective = function registerDirective(Vue, name, def) {
  if (Vue && name && def) {
    // Ensure that any leading V is removed from the
    // name, as Vue adds it automatically
    Vue.directive(name.replace(/^VB/, 'B'), def);
  }
};
/**
 * Load a group of directives.
 * @param {object} Vue
 * @param {object} Object of directive definitions
 */

var registerDirectives = function registerDirectives(Vue) {
  var directives = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

  for (var directive in directives) {
    registerDirective(Vue, directive, directives[directive]);
  }
};

var memoize = function memoize(fn) {
  var cache = create(null);
  return function () {
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    var argsKey = JSON.stringify(args);
    return cache[argsKey] = cache[argsKey] || fn.apply(null, args);
  };
};

var PROP_NAME$1 = '$bvConfig';
var VueProto = Vue.prototype; // --- Getter methods ---

var getConfigValue = function getConfigValue(key) {
  return VueProto[PROP_NAME$1] ? VueProto[PROP_NAME$1].getConfigValue(key) : cloneDeep(get(DEFAULTS, key));
}; // Method to grab a config value for a particular component

var getComponentConfig = function getComponentConfig(cmpName) {
  var key = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  // Return the particular config value for key for if specified,
  // otherwise we return the full config (or an empty object if not found)
  return key ? getConfigValue("".concat(cmpName, ".").concat(key)) : getConfigValue(cmpName) || {};
}; // Convenience method for getting all breakpoint names

var getBreakpoints = function getBreakpoints() {
  return getConfigValue('breakpoints');
}; // Private function for caching / locking-in breakpoint names

var _getBreakpointsCached = memoize(function () {
  return getBreakpoints();
}); // Convenience method for getting all breakpoint names.
// Caches the results after first access.


var getBreakpointsCached = function getBreakpointsCached() {
  return cloneDeep(_getBreakpointsCached());
}; // Convenience method for getting breakpoints with
// the smallest breakpoint set as ''.
// Useful for components that create breakpoint specific props.
// Caches the results after first access.

var getBreakpointsUpCached = memoize(function () {
  var breakpoints = getBreakpointsCached();
  breakpoints[0] = '';
  return breakpoints;
}); // Convenience method for getting breakpoints with

var w = hasWindowSupport ? window : {};
var d = hasDocumentSupport ? document : {};
var elProto = typeof Element !== 'undefined' ? Element.prototype : {}; // --- Normalization utils ---
// See: https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill

/* istanbul ignore next */

var matchesEl = elProto.matches || elProto.msMatchesSelector || elProto.webkitMatchesSelector; // See: https://developer.mozilla.org/en-US/docs/Web/API/Element/closest

/* istanbul ignore next */

var closestEl = elProto.closest || function (sel)
/* istanbul ignore next */
{
  var el = this;

  do {
    // Use our "patched" matches function
    if (matches(el, sel)) {
      return el;
    }

    el = el.parentElement || el.parentNode;
  } while (!isNull(el) && el.nodeType === Node.ELEMENT_NODE);

  return null;
}; // `requestAnimationFrame()` convenience method
// We don't have a version for cancelAnimationFrame, but we don't call it anywhere

var requestAF = w.requestAnimationFrame || w.webkitRequestAnimationFrame || w.mozRequestAnimationFrame || w.msRequestAnimationFrame || w.oRequestAnimationFrame || function (cb) {