@near-wallet-selector/wallet-utils/index.cjs

Wallet utils package for NEAR Wallet Selector.

'use strict';

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

var nearAPI = require('near-api-js');

function _interopNamespace(e) {
  if (e && e.__esModule) return e;
  var n = Object.create(null);
  if (e) {
    Object.keys(e).forEach(function (k) {
      if (k !== 'default') {
        var d = Object.getOwnPropertyDescriptor(e, k);
        Object.defineProperty(n, k, d.get ? d : {
          enumerable: true,
          get: function () { return e[k]; }
        });
      }
    });
  }
  n["default"] = e;
  return Object.freeze(n);
}

var nearAPI__namespace = /*#__PURE__*/_interopNamespace(nearAPI);

const {
  transactions,
  utils
} = nearAPI__namespace;
const getAccessKey = permission => {
  if (permission === "FullAccess") {
    return transactions.fullAccessKey();
  }
  const {
    receiverId,
    methodNames = []
  } = permission;
  const allowance = permission.allowance ? BigInt(permission.allowance) : undefined;
  return transactions.functionCallAccessKey(receiverId, methodNames, allowance);
};
const createAction = action => {
  switch (action.type) {
    case "CreateAccount":
      return transactions.createAccount();
    case "DeployContract":
      {
        const {
          code
        } = action.params;
        return transactions.deployContract(code);
      }
    case "FunctionCall":
      {
        const {
          methodName,
          args,
          gas,
          deposit
        } = action.params;
        return transactions.functionCall(methodName, args, BigInt(gas), BigInt(deposit));
      }
    case "Transfer":
      {
        const {
          deposit
        } = action.params;
        return transactions.transfer(BigInt(deposit));
      }
    case "Stake":
      {
        const {
          stake,
          publicKey
        } = action.params;
        return transactions.stake(BigInt(stake), utils.PublicKey.from(publicKey));
      }
    case "AddKey":
      {
        const {
          publicKey,
          accessKey
        } = action.params;
        return transactions.addKey(utils.PublicKey.from(publicKey),
        // TODO: Use accessKey.nonce? near-api-js seems to think 0 is fine?
        getAccessKey(accessKey.permission));
      }
    case "DeleteKey":
      {
        const {
          publicKey
        } = action.params;
        return transactions.deleteKey(utils.PublicKey.from(publicKey));
      }
    case "DeleteAccount":
      {
        const {
          beneficiaryId
        } = action.params;
        return transactions.deleteAccount(beneficiaryId);
      }
    default:
      throw new Error("Invalid action type");
  }
};

var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};

var fails$8 = function (exec) {
  try {
    return !!exec();
  } catch (error) {
    return true;
  }
};

var toString = {}.toString;

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

var fails$7 = fails$8;
var classof$5 = classofRaw$1;

var split = ''.split;

// fallback for non-array-like ES3 and non-enumerable old V8 strings
var indexedObject = fails$7(function () {
  // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346
  // eslint-disable-next-line no-prototype-builtins
  return !Object('z').propertyIsEnumerable(0);
}) ? function (it) {
  return classof$5(it) == 'String' ? split.call(it, '') : Object(it);
} : Object;

// `RequireObjectCoercible` abstract operation
// https://tc39.github.io/ecma262/#sec-requireobjectcoercible
var requireObjectCoercible$2 = function (it) {
  if (it == undefined) throw TypeError("Can't call method on " + it);
  return it;
};

// toObject with fallback for non-array-like ES3 strings
var IndexedObject = indexedObject;
var requireObjectCoercible$1 = requireObjectCoercible$2;

var toIndexedObject$4 = function (it) {
  return IndexedObject(requireObjectCoercible$1(it));
};

var check = function (it) {
  return it && it.Math == Math && it;
};

// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
var global$i =
  // eslint-disable-next-line no-undef
  check(typeof globalThis == 'object' && globalThis) ||
  check(typeof window == 'object' && window) ||
  check(typeof self == 'object' && self) ||
  check(typeof commonjsGlobal == 'object' && commonjsGlobal) ||
  // eslint-disable-next-line no-new-func
  Function('return this')();

var shared$2 = {exports: {}};

var fails$6 = fails$8;

// Thank's IE8 for his funny defineProperty
var descriptors = !fails$6(function () {
  return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] != 7;
});

var objectDefineProperty = {};

var isObject$7 = function (it) {
  return typeof it === 'object' ? it !== null : typeof it === 'function';
};

var global$h = global$i;
var isObject$6 = isObject$7;

var document$2 = global$h.document;
// typeof document.createElement is 'object' in old IE
var EXISTS = isObject$6(document$2) && isObject$6(document$2.createElement);

var documentCreateElement$1 = function (it) {
  return EXISTS ? document$2.createElement(it) : {};
};

var DESCRIPTORS$5 = descriptors;
var fails$5 = fails$8;
var createElement$1 = documentCreateElement$1;

// Thank's IE8 for his funny defineProperty
var ie8DomDefine = !DESCRIPTORS$5 && !fails$5(function () {
  return Object.defineProperty(createElement$1('div'), 'a', {
    get: function () { return 7; }
  }).a != 7;
});

var isObject$5 = isObject$7;

var anObject$b = function (it) {
  if (!isObject$5(it)) {
    throw TypeError(String(it) + ' is not an object');
  } return it;
};

var isObject$4 = isObject$7;

// `ToPrimitive` abstract operation
// https://tc39.github.io/ecma262/#sec-toprimitive
// instead of the ES6 spec version, we didn't implement @@toPrimitive case
// and the second argument - flag - preferred type is a string
var toPrimitive$2 = function (input, PREFERRED_STRING) {
  if (!isObject$4(input)) return input;
  var fn, val;
  if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject$4(val = fn.call(input))) return val;
  if (typeof (fn = input.valueOf) == 'function' && !isObject$4(val = fn.call(input))) return val;
  if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject$4(val = fn.call(input))) return val;
  throw TypeError("Can't convert object to primitive value");
};

var DESCRIPTORS$4 = descriptors;
var IE8_DOM_DEFINE$1 = ie8DomDefine;
var anObject$a = anObject$b;
var toPrimitive$1 = toPrimitive$2;

var nativeDefineProperty = Object.defineProperty;

// `Object.defineProperty` method
// https://tc39.github.io/ecma262/#sec-object.defineproperty
objectDefineProperty.f = DESCRIPTORS$4 ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
  anObject$a(O);
  P = toPrimitive$1(P, true);
  anObject$a(Attributes);
  if (IE8_DOM_DEFINE$1) try {
    return nativeDefineProperty(O, P, Attributes);
  } catch (error) { /* empty */ }
  if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');
  if ('value' in Attributes) O[P] = Attributes.value;
  return O;
};

var createPropertyDescriptor$3 = function (bitmap, value) {
  return {
    enumerable: !(bitmap & 1),
    configurable: !(bitmap & 2),
    writable: !(bitmap & 4),
    value: value
  };
};

var DESCRIPTORS$3 = descriptors;
var definePropertyModule$4 = objectDefineProperty;
var createPropertyDescriptor$2 = createPropertyDescriptor$3;

var createNonEnumerableProperty$7 = DESCRIPTORS$3 ? function (object, key, value) {
  return definePropertyModule$4.f(object, key, createPropertyDescriptor$2(1, value));
} : function (object, key, value) {
  object[key] = value;
  return object;
};

var global$g = global$i;
var createNonEnumerableProperty$6 = createNonEnumerableProperty$7;

var setGlobal$3 = function (key, value) {
  try {
    createNonEnumerableProperty$6(global$g, key, value);
  } catch (error) {
    global$g[key] = value;
  } return value;
};

var global$f = global$i;
var setGlobal$2 = setGlobal$3;

var SHARED = '__core-js_shared__';
var store$3 = global$f[SHARED] || setGlobal$2(SHARED, {});

var sharedStore = store$3;

var store$2 = sharedStore;

(shared$2.exports = function (key, value) {
  return store$2[key] || (store$2[key] = value !== undefined ? value : {});
})('versions', []).push({
  version: '3.6.5',
  mode: 'global',
  copyright: '© 2020 Denis Pushkarev (zloirock.ru)'
});

var hasOwnProperty = {}.hasOwnProperty;

var has$9 = function (it, key) {
  return hasOwnProperty.call(it, key);
};

var id = 0;
var postfix = Math.random();

var uid$2 = function (key) {
  return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
};

var fails$4 = fails$8;

var nativeSymbol = !!Object.getOwnPropertySymbols && !fails$4(function () {
  // Chrome 38 Symbol has incorrect toString conversion
  // eslint-disable-next-line no-undef
  return !String(Symbol());
});

var NATIVE_SYMBOL$1 = nativeSymbol;

var useSymbolAsUid = NATIVE_SYMBOL$1
  // eslint-disable-next-line no-undef
  && !Symbol.sham
  // eslint-disable-next-line no-undef
  && typeof Symbol.iterator == 'symbol';

var global$e = global$i;
var shared$1 = shared$2.exports;
var has$8 = has$9;
var uid$1 = uid$2;
var NATIVE_SYMBOL = nativeSymbol;
var USE_SYMBOL_AS_UID = useSymbolAsUid;

var WellKnownSymbolsStore = shared$1('wks');
var Symbol$1 = global$e.Symbol;
var createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol$1 : Symbol$1 && Symbol$1.withoutSetter || uid$1;

var wellKnownSymbol$d = function (name) {
  if (!has$8(WellKnownSymbolsStore, name)) {
    if (NATIVE_SYMBOL && has$8(Symbol$1, name)) WellKnownSymbolsStore[name] = Symbol$1[name];
    else WellKnownSymbolsStore[name] = createWellKnownSymbol('Symbol.' + name);
  } return WellKnownSymbolsStore[name];
};

var ceil = Math.ceil;
var floor = Math.floor;

// `ToInteger` abstract operation
// https://tc39.github.io/ecma262/#sec-tointeger
var toInteger$2 = function (argument) {
  return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
};

var toInteger$1 = toInteger$2;

var min$1 = Math.min;

// `ToLength` abstract operation
// https://tc39.github.io/ecma262/#sec-tolength
var toLength$2 = function (argument) {
  return argument > 0 ? min$1(toInteger$1(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
};

var toInteger = toInteger$2;

var max = Math.max;
var min = Math.min;

// Helper for a popular repeating case of the spec:
// Let integer be ? ToInteger(index).
// If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
var toAbsoluteIndex$1 = function (index, length) {
  var integer = toInteger(index);
  return integer < 0 ? max(integer + length, 0) : min(integer, length);
};

var toIndexedObject$3 = toIndexedObject$4;
var toLength$1 = toLength$2;
var toAbsoluteIndex = toAbsoluteIndex$1;

// `Array.prototype.{ indexOf, includes }` methods implementation
var createMethod = function (IS_INCLUDES) {
  return function ($this, el, fromIndex) {
    var O = toIndexedObject$3($this);
    var length = toLength$1(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) && O[index] === el) return IS_INCLUDES || index || 0;
    } return !IS_INCLUDES && -1;
  };
};

var arrayIncludes = {
  // `Array.prototype.includes` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.includes
  includes: createMethod(true),
  // `Array.prototype.indexOf` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.indexof
  indexOf: createMethod(false)
};

var hiddenKeys$4 = {};

var has$7 = has$9;
var toIndexedObject$2 = toIndexedObject$4;
var indexOf = arrayIncludes.indexOf;
var hiddenKeys$3 = hiddenKeys$4;

var objectKeysInternal = function (object, names) {
  var O = toIndexedObject$2(object);
  var i = 0;
  var result = [];
  var key;
  for (key in O) !has$7(hiddenKeys$3, key) && has$7(O, key) && result.push(key);
  // Don't enum bug & hidden keys
  while (names.length > i) if (has$7(O, key = names[i++])) {
    ~indexOf(result, key) || result.push(key);
  }
  return result;
};

// IE8- don't enum bug keys
var enumBugKeys$3 = [
  'constructor',
  'hasOwnProperty',
  'isPrototypeOf',
  'propertyIsEnumerable',
  'toLocaleString',
  'toString',
  'valueOf'
];

var internalObjectKeys$1 = objectKeysInternal;
var enumBugKeys$2 = enumBugKeys$3;

// `Object.keys` method
// https://tc39.github.io/ecma262/#sec-object.keys
var objectKeys$1 = Object.keys || function keys(O) {
  return internalObjectKeys$1(O, enumBugKeys$2);
};

var DESCRIPTORS$2 = descriptors;
var definePropertyModule$3 = objectDefineProperty;
var anObject$9 = anObject$b;
var objectKeys = objectKeys$1;

// `Object.defineProperties` method
// https://tc39.github.io/ecma262/#sec-object.defineproperties
var objectDefineProperties = DESCRIPTORS$2 ? Object.defineProperties : function defineProperties(O, Properties) {
  anObject$9(O);
  var keys = objectKeys(Properties);
  var length = keys.length;
  var index = 0;
  var key;
  while (length > index) definePropertyModule$3.f(O, key = keys[index++], Properties[key]);
  return O;
};

var global$d = global$i;

var path$1 = global$d;

var path = path$1;
var global$c = global$i;

var aFunction$5 = function (variable) {
  return typeof variable == 'function' ? variable : undefined;
};

var getBuiltIn$5 = function (namespace, method) {
  return arguments.length < 2 ? aFunction$5(path[namespace]) || aFunction$5(global$c[namespace])
    : path[namespace] && path[namespace][method] || global$c[namespace] && global$c[namespace][method];
};

var getBuiltIn$4 = getBuiltIn$5;

var html$2 = getBuiltIn$4('document', 'documentElement');

var shared = shared$2.exports;
var uid = uid$2;

var keys = shared('keys');

var sharedKey$3 = function (key) {
  return keys[key] || (keys[key] = uid(key));
};

var anObject$8 = anObject$b;
var defineProperties = objectDefineProperties;
var enumBugKeys$1 = enumBugKeys$3;
var hiddenKeys$2 = hiddenKeys$4;
var html$1 = html$2;
var documentCreateElement = documentCreateElement$1;
var sharedKey$2 = sharedKey$3;

var GT = '>';
var LT = '<';
var PROTOTYPE = 'prototype';
var SCRIPT = 'script';
var IE_PROTO$1 = sharedKey$2('IE_PROTO');

var EmptyConstructor = function () { /* empty */ };

var scriptTag = function (content) {
  return LT + SCRIPT + GT + content + LT + '/' + SCRIPT + GT;
};

// Create object with fake `null` prototype: use ActiveX Object with cleared prototype
var NullProtoObjectViaActiveX = function (activeXDocument) {
  activeXDocument.write(scriptTag(''));
  activeXDocument.close();
  var temp = activeXDocument.parentWindow.Object;
  activeXDocument = null; // avoid memory leak
  return temp;
};

// Create object with fake `null` prototype: use iframe Object with cleared prototype
var NullProtoObjectViaIFrame = function () {
  // Thrash, waste and sodomy: IE GC bug
  var iframe = documentCreateElement('iframe');
  var JS = 'java' + SCRIPT + ':';
  var iframeDocument;
  iframe.style.display = 'none';
  html$1.appendChild(iframe);
  // https://github.com/zloirock/core-js/issues/475
  iframe.src = String(JS);
  iframeDocument = iframe.contentWindow.document;
  iframeDocument.open();
  iframeDocument.write(scriptTag('document.F=Object'));
  iframeDocument.close();
  return iframeDocument.F;
};

// Check for document.domain and active x support
// No need to use active x approach when document.domain is not set
// see https://github.com/es-shims/es5-shim/issues/150
// variation of https://github.com/kitcambridge/es5-shim/commit/4f738ac066346
// avoid IE GC bug
var activeXDocument;
var NullProtoObject = function () {
  try {
    /* global ActiveXObject */
    activeXDocument = document.domain && new ActiveXObject('htmlfile');
  } catch (error) { /* ignore */ }
  NullProtoObject = activeXDocument ? NullProtoObjectViaActiveX(activeXDocument) : NullProtoObjectViaIFrame();
  var length = enumBugKeys$1.length;
  while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys$1[length]];
  return NullProtoObject();
};

hiddenKeys$2[IE_PROTO$1] = true;

// `Object.create` method
// https://tc39.github.io/ecma262/#sec-object.create
var objectCreate = Object.create || function create(O, Properties) {
  var result;
  if (O !== null) {
    EmptyConstructor[PROTOTYPE] = anObject$8(O);
    result = new EmptyConstructor();
    EmptyConstructor[PROTOTYPE] = null;
    // add "__proto__" for Object.getPrototypeOf polyfill
    result[IE_PROTO$1] = O;
  } else result = NullProtoObject();
  return Properties === undefined ? result : defineProperties(result, Properties);
};

var wellKnownSymbol$c = wellKnownSymbol$d;
var create$1 = objectCreate;
var definePropertyModule$2 = objectDefineProperty;

var UNSCOPABLES = wellKnownSymbol$c('unscopables');
var ArrayPrototype$1 = Array.prototype;

// Array.prototype[@@unscopables]
// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
if (ArrayPrototype$1[UNSCOPABLES] == undefined) {
  definePropertyModule$2.f(ArrayPrototype$1, UNSCOPABLES, {
    configurable: true,
    value: create$1(null)
  });
}

// add a key to Array.prototype[@@unscopables]
var addToUnscopables$1 = function (key) {
  ArrayPrototype$1[UNSCOPABLES][key] = true;
};

var iterators = {};

var store$1 = sharedStore;

var functionToString = Function.toString;

// this helper broken in `3.4.1-3.4.4`, so we can't use `shared` helper
if (typeof store$1.inspectSource != 'function') {
  store$1.inspectSource = function (it) {
    return functionToString.call(it);
  };
}

var inspectSource$3 = store$1.inspectSource;

var global$b = global$i;
var inspectSource$2 = inspectSource$3;

var WeakMap$1 = global$b.WeakMap;

var nativeWeakMap = typeof WeakMap$1 === 'function' && /native code/.test(inspectSource$2(WeakMap$1));

var NATIVE_WEAK_MAP = nativeWeakMap;
var global$a = global$i;
var isObject$3 = isObject$7;
var createNonEnumerableProperty$5 = createNonEnumerableProperty$7;
var objectHas = has$9;
var sharedKey$1 = sharedKey$3;
var hiddenKeys$1 = hiddenKeys$4;

var WeakMap = global$a.WeakMap;
var set$1, get, has$6;

var enforce = function (it) {
  return has$6(it) ? get(it) : set$1(it, {});
};

var getterFor = function (TYPE) {
  return function (it) {
    var state;
    if (!isObject$3(it) || (state = get(it)).type !== TYPE) {
      throw TypeError('Incompatible receiver, ' + TYPE + ' required');
    } return state;
  };
};

if (NATIVE_WEAK_MAP) {
  var store = new WeakMap();
  var wmget = store.get;
  var wmhas = store.has;
  var wmset = store.set;
  set$1 = function (it, metadata) {
    wmset.call(store, it, metadata);
    return metadata;
  };
  get = function (it) {
    return wmget.call(store, it) || {};
  };
  has$6 = function (it) {
    return wmhas.call(store, it);
  };
} else {
  var STATE = sharedKey$1('state');
  hiddenKeys$1[STATE] = true;
  set$1 = function (it, metadata) {
    createNonEnumerableProperty$5(it, STATE, metadata);
    return metadata;
  };
  get = function (it) {
    return objectHas(it, STATE) ? it[STATE] : {};
  };
  has$6 = function (it) {
    return objectHas(it, STATE);
  };
}

var internalState = {
  set: set$1,
  get: get,
  has: has$6,
  enforce: enforce,
  getterFor: getterFor
};

var objectGetOwnPropertyDescriptor = {};

var objectPropertyIsEnumerable = {};

var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
var getOwnPropertyDescriptor$2 = Object.getOwnPropertyDescriptor;

// Nashorn ~ JDK8 bug
var NASHORN_BUG = getOwnPropertyDescriptor$2 && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);

// `Object.prototype.propertyIsEnumerable` method implementation
// https://tc39.github.io/ecma262/#sec-object.prototype.propertyisenumerable
objectPropertyIsEnumerable.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
  var descriptor = getOwnPropertyDescriptor$2(this, V);
  return !!descriptor && descriptor.enumerable;
} : nativePropertyIsEnumerable;

var DESCRIPTORS$1 = descriptors;
var propertyIsEnumerableModule = objectPropertyIsEnumerable;
var createPropertyDescriptor$1 = createPropertyDescriptor$3;
var toIndexedObject$1 = toIndexedObject$4;
var toPrimitive = toPrimitive$2;
var has$5 = has$9;
var IE8_DOM_DEFINE = ie8DomDefine;

var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;

// `Object.getOwnPropertyDescriptor` method
// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
objectGetOwnPropertyDescriptor.f = DESCRIPTORS$1 ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
  O = toIndexedObject$1(O);
  P = toPrimitive(P, true);
  if (IE8_DOM_DEFINE) try {
    return nativeGetOwnPropertyDescriptor(O, P);
  } catch (error) { /* empty */ }
  if (has$5(O, P)) return createPropertyDescriptor$1(!propertyIsEnumerableModule.f.call(O, P), O[P]);
};

var redefine$5 = {exports: {}};

var global$9 = global$i;
var createNonEnumerableProperty$4 = createNonEnumerableProperty$7;
var has$4 = has$9;
var setGlobal$1 = setGlobal$3;
var inspectSource$1 = inspectSource$3;
var InternalStateModule$2 = internalState;

var getInternalState$2 = InternalStateModule$2.get;
var enforceInternalState = InternalStateModule$2.enforce;
var TEMPLATE = String(String).split('String');

(redefine$5.exports = function (O, key, value, options) {
  var unsafe = options ? !!options.unsafe : false;
  var simple = options ? !!options.enumerable : false;
  var noTargetGet = options ? !!options.noTargetGet : false;
  if (typeof value == 'function') {
    if (typeof key == 'string' && !has$4(value, 'name')) createNonEnumerableProperty$4(value, 'name', key);
    enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');
  }
  if (O === global$9) {
    if (simple) O[key] = value;
    else setGlobal$1(key, value);
    return;
  } else if (!unsafe) {
    delete O[key];
  } else if (!noTargetGet && O[key]) {
    simple = true;
  }
  if (simple) O[key] = value;
  else createNonEnumerableProperty$4(O, key, value);
// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
})(Function.prototype, 'toString', function toString() {
  return typeof this == 'function' && getInternalState$2(this).source || inspectSource$1(this);
});

var objectGetOwnPropertyNames = {};

var internalObjectKeys = objectKeysInternal;
var enumBugKeys = enumBugKeys$3;

var hiddenKeys = enumBugKeys.concat('length', 'prototype');

// `Object.getOwnPropertyNames` method
// https://tc39.github.io/ecma262/#sec-object.getownpropertynames
objectGetOwnPropertyNames.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
  return internalObjectKeys(O, hiddenKeys);
};

var objectGetOwnPropertySymbols = {};

objectGetOwnPropertySymbols.f = Object.getOwnPropertySymbols;

var getBuiltIn$3 = getBuiltIn$5;
var getOwnPropertyNamesModule = objectGetOwnPropertyNames;
var getOwnPropertySymbolsModule = objectGetOwnPropertySymbols;
var anObject$7 = anObject$b;

// all object keys, includes non-enumerable and symbols
var ownKeys$1 = getBuiltIn$3('Reflect', 'ownKeys') || function ownKeys(it) {
  var keys = getOwnPropertyNamesModule.f(anObject$7(it));
  var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
  return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
};

var has$3 = has$9;
var ownKeys = ownKeys$1;
var getOwnPropertyDescriptorModule = objectGetOwnPropertyDescriptor;
var definePropertyModule$1 = objectDefineProperty;

var copyConstructorProperties$1 = function (target, source) {
  var keys = ownKeys(source);
  var defineProperty = definePropertyModule$1.f;
  var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
  for (var i = 0; i < keys.length; i++) {
    var key = keys[i];
    if (!has$3(target, key)) defineProperty(target, key, getOwnPropertyDescriptor(source, key));
  }
};

var fails$3 = fails$8;

var replacement = /#|\.prototype\./;

var isForced$2 = function (feature, detection) {
  var value = data[normalize(feature)];
  return value == POLYFILL ? true
    : value == NATIVE ? false
    : typeof detection == 'function' ? fails$3(detection)
    : !!detection;
};

var normalize = isForced$2.normalize = function (string) {
  return String(string).replace(replacement, '.').toLowerCase();
};

var data = isForced$2.data = {};
var NATIVE = isForced$2.NATIVE = 'N';
var POLYFILL = isForced$2.POLYFILL = 'P';

var isForced_1 = isForced$2;

var global$8 = global$i;
var getOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
var createNonEnumerableProperty$3 = createNonEnumerableProperty$7;
var redefine$4 = redefine$5.exports;
var setGlobal = setGlobal$3;
var copyConstructorProperties = copyConstructorProperties$1;
var isForced$1 = isForced_1;

/*
  options.target      - name of the target object
  options.global      - target is the global object
  options.stat        - export as static methods of target
  options.proto       - export as prototype methods of target
  options.real        - real prototype method for the `pure` version
  options.forced      - export even if the native feature is available
  options.bind        - bind methods to the target, required for the `pure` version
  options.wrap        - wrap constructors to preventing global pollution, required for the `pure` version
  options.unsafe      - use the simple assignment of property instead of delete + defineProperty
  options.sham        - add a flag to not completely full polyfills
  options.enumerable  - export as enumerable property
  options.noTargetGet - prevent calling a getter on target
*/
var _export = function (options, source) {
  var TARGET = options.target;
  var GLOBAL = options.global;
  var STATIC = options.stat;
  var FORCED, target, key, targetProperty, sourceProperty, descriptor;
  if (GLOBAL) {
    target = global$8;
  } else if (STATIC) {
    target = global$8[TARGET] || setGlobal(TARGET, {});
  } else {
    target = (global$8[TARGET] || {}).prototype;
  }
  if (target) for (key in source) {
    sourceProperty = source[key];
    if (options.noTargetGet) {
      descriptor = getOwnPropertyDescriptor$1(target, key);
      targetProperty = descriptor && descriptor.value;
    } else targetProperty = target[key];
    FORCED = isForced$1(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
    // contained in target
    if (!FORCED && targetProperty !== undefined) {
      if (typeof sourceProperty === typeof targetProperty) continue;
      copyConstructorProperties(sourceProperty, targetProperty);
    }
    // add a flag to not completely full polyfills
    if (options.sham || (targetProperty && targetProperty.sham)) {
      createNonEnumerableProperty$3(sourceProperty, 'sham', true);
    }
    // extend global
    redefine$4(target, key, sourceProperty, options);
  }
};

var requireObjectCoercible = requireObjectCoercible$2;

// `ToObject` abstract operation
// https://tc39.github.io/ecma262/#sec-toobject
var toObject$1 = function (argument) {
  return Object(requireObjectCoercible(argument));
};

var fails$2 = fails$8;

var correctPrototypeGetter = !fails$2(function () {
  function F() { /* empty */ }
  F.prototype.constructor = null;
  return Object.getPrototypeOf(new F()) !== F.prototype;
});

var has$2 = has$9;
var toObject = toObject$1;
var sharedKey = sharedKey$3;
var CORRECT_PROTOTYPE_GETTER = correctPrototypeGetter;

var IE_PROTO = sharedKey('IE_PROTO');
var ObjectPrototype = Object.prototype;

// `Object.getPrototypeOf` method
// https://tc39.github.io/ecma262/#sec-object.getprototypeof
var objectGetPrototypeOf = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {
  O = toObject(O);
  if (has$2(O, IE_PROTO)) return O[IE_PROTO];
  if (typeof O.constructor == 'function' && O instanceof O.constructor) {
    return O.constructor.prototype;
  } return O instanceof Object ? ObjectPrototype : null;
};

var getPrototypeOf$1 = objectGetPrototypeOf;
var createNonEnumerableProperty$2 = createNonEnumerableProperty$7;
var has$1 = has$9;
var wellKnownSymbol$b = wellKnownSymbol$d;

var ITERATOR$5 = wellKnownSymbol$b('iterator');
var BUGGY_SAFARI_ITERATORS$1 = false;

var returnThis$2 = function () { return this; };

// `%IteratorPrototype%` object
// https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object
var IteratorPrototype$2, PrototypeOfArrayIteratorPrototype, arrayIterator;

if ([].keys) {
  arrayIterator = [].keys();
  // Safari 8 has buggy iterators w/o `next`
  if (!('next' in arrayIterator)) BUGGY_SAFARI_ITERATORS$1 = true;
  else {
    PrototypeOfArrayIteratorPrototype = getPrototypeOf$1(getPrototypeOf$1(arrayIterator));
    if (PrototypeOfArrayIteratorPrototype !== Object.prototype) IteratorPrototype$2 = PrototypeOfArrayIteratorPrototype;
  }
}

if (IteratorPrototype$2 == undefined) IteratorPrototype$2 = {};

// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
if (!has$1(IteratorPrototype$2, ITERATOR$5)) {
  createNonEnumerableProperty$2(IteratorPrototype$2, ITERATOR$5, returnThis$2);
}

var iteratorsCore = {
  IteratorPrototype: IteratorPrototype$2,
  BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS$1
};

var defineProperty = objectDefineProperty.f;
var has = has$9;
var wellKnownSymbol$a = wellKnownSymbol$d;

var TO_STRING_TAG$3 = wellKnownSymbol$a('toStringTag');

var setToStringTag$3 = function (it, TAG, STATIC) {
  if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG$3)) {
    defineProperty(it, TO_STRING_TAG$3, { configurable: true, value: TAG });
  }
};

var IteratorPrototype$1 = iteratorsCore.IteratorPrototype;
var create = objectCreate;
var createPropertyDescriptor = createPropertyDescriptor$3;
var setToStringTag$2 = setToStringTag$3;
var Iterators$4 = iterators;

var returnThis$1 = function () { return this; };

var createIteratorConstructor$1 = function (IteratorConstructor, NAME, next) {
  var TO_STRING_TAG = NAME + ' Iterator';
  IteratorConstructor.prototype = create(IteratorPrototype$1, { next: createPropertyDescriptor(1, next) });
  setToStringTag$2(IteratorConstructor, TO_STRING_TAG, false);
  Iterators$4[TO_STRING_TAG] = returnThis$1;
  return IteratorConstructor;
};

var isObject$2 = isObject$7;

var aPossiblePrototype$1 = function (it) {
  if (!isObject$2(it) && it !== null) {
    throw TypeError("Can't set " + String(it) + ' as a prototype');
  } return it;
};

var anObject$6 = anObject$b;
var aPossiblePrototype = aPossiblePrototype$1;

// `Object.setPrototypeOf` method
// https://tc39.github.io/ecma262/#sec-object.setprototypeof
// Works with __proto__ only. Old v8 can't work with null proto objects.
/* eslint-disable no-proto */
var objectSetPrototypeOf = Object.setPrototypeOf || ('__proto__' in {} ? function () {
  var CORRECT_SETTER = false;
  var test = {};
  var setter;
  try {
    setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;
    setter.call(test, []);
    CORRECT_SETTER = test instanceof Array;
  } catch (error) { /* empty */ }
  return function setPrototypeOf(O, proto) {
    anObject$6(O);
    aPossiblePrototype(proto);
    if (CORRECT_SETTER) setter.call(O, proto);
    else O.__proto__ = proto;
    return O;
  };
}() : undefined);

var $$1 = _export;
var createIteratorConstructor = createIteratorConstructor$1;
var getPrototypeOf = objectGetPrototypeOf;
var setPrototypeOf = objectSetPrototypeOf;
var setToStringTag$1 = setToStringTag$3;
var createNonEnumerableProperty$1 = createNonEnumerableProperty$7;
var redefine$3 = redefine$5.exports;
var wellKnownSymbol$9 = wellKnownSymbol$d;
var Iterators$3 = iterators;
var IteratorsCore = iteratorsCore;

var IteratorPrototype = IteratorsCore.IteratorPrototype;
var BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;
var ITERATOR$4 = wellKnownSymbol$9('iterator');
var KEYS = 'keys';
var VALUES = 'values';
var ENTRIES = 'entries';

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

var defineIterator$1 = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
  createIteratorConstructor(IteratorConstructor, NAME, next);

  var getIterationMethod = function (KIND) {
    if (KIND === DEFAULT && defaultIterator) return defaultIterator;
    if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype) return IterablePrototype[KIND];
    switch (KIND) {
      case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };
      case VALUES: return function values() { return new IteratorConstructor(this, KIND); };
      case ENTRIES: return function entries() { return new IteratorConstructor(this, KIND); };
    } return function () { return new IteratorConstructor(this); };
  };

  var TO_STRING_TAG = NAME + ' Iterator';
  var INCORRECT_VALUES_NAME = false;
  var IterablePrototype = Iterable.prototype;
  var nativeIterator = IterablePrototype[ITERATOR$4]
    || IterablePrototype['@@iterator']
    || DEFAULT && IterablePrototype[DEFAULT];
  var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);
  var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
  var CurrentIteratorPrototype, methods, KEY;

  // fix native
  if (anyNativeIterator) {
    CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));
    if (IteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {
      if (getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {
        if (setPrototypeOf) {
          setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);
        } else if (typeof CurrentIteratorPrototype[ITERATOR$4] != 'function') {
          createNonEnumerableProperty$1(CurrentIteratorPrototype, ITERATOR$4, returnThis);
        }
      }
      // Set @@toStringTag to native iterators
      setToStringTag$1(CurrentIteratorPrototype, TO_STRING_TAG, true);
    }
  }

  // fix Array#{values, @@iterator}.name in V8 / FF
  if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
    INCORRECT_VALUES_NAME = true;
    defaultIterator = function values() { return nativeIterator.call(this); };
  }

  // define iterator
  if (IterablePrototype[ITERATOR$4] !== defaultIterator) {
    createNonEnumerableProperty$1(IterablePrototype, ITERATOR$4, defaultIterator);
  }
  Iterators$3[NAME] = defaultIterator;

  // export additional methods
  if (DEFAULT) {
    methods = {
      values: getIterationMethod(VALUES),
      keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),
      entries: getIterationMethod(ENTRIES)
    };
    if (FORCED) for (KEY in methods) {
      if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
        redefine$3(IterablePrototype, KEY, methods[KEY]);
      }
    } else $$1({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);
  }

  return methods;
};

var toIndexedObject = toIndexedObject$4;
var addToUnscopables = addToUnscopables$1;
var Iterators$2 = iterators;
var InternalStateModule$1 = internalState;
var defineIterator = defineIterator$1;

var ARRAY_ITERATOR = 'Array Iterator';
var setInternalState$1 = InternalStateModule$1.set;
var getInternalState$1 = InternalStateModule$1.getterFor(ARRAY_ITERATOR);

// `Array.prototype.entries` method
// https://tc39.github.io/ecma262/#sec-array.prototype.entries
// `Array.prototype.keys` method
// https://tc39.github.io/ecma262/#sec-array.prototype.keys
// `Array.prototype.values` method
// https://tc39.github.io/ecma262/#sec-array.prototype.values
// `Array.prototype[@@iterator]` method
// https://tc39.github.io/ecma262/#sec-array.prototype-@@iterator
// `CreateArrayIterator` internal method
// https://tc39.github.io/ecma262/#sec-createarrayiterator
var es_array_iterator = defineIterator(Array, 'Array', function (iterated, kind) {
  setInternalState$1(this, {
    type: ARRAY_ITERATOR,
    target: toIndexedObject(iterated), // target
    index: 0,                          // next index
    kind: kind                         // kind
  });
// `%ArrayIteratorPrototype%.next` method
// https://tc39.github.io/ecma262/#sec-%arrayiteratorprototype%.next
}, function () {
  var state = getInternalState$1(this);
  var target = state.target;
  var kind = state.kind;
  var index = state.index++;
  if (!target || index >= target.length) {
    state.target = undefined;
    return { value: undefined, done: true };
  }
  if (kind == 'keys') return { value: index, done: false };
  if (kind == 'values') return { value: target[index], done: false };
  return { value: [index, target[index]], done: false };
}, 'values');

// argumentsList[@@iterator] is %ArrayProto_values%
// https://tc39.github.io/ecma262/#sec-createunmappedargumentsobject
// https://tc39.github.io/ecma262/#sec-createmappedargumentsobject
Iterators$2.Arguments = Iterators$2.Array;

// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
addToUnscopables('keys');
addToUnscopables('values');
addToUnscopables('entries');

var global$7 = global$i;

var nativePromiseConstructor = global$7.Promise;

var redefine$2 = redefine$5.exports;

var redefineAll$1 = function (target, src, options) {
  for (var key in src) redefine$2(target, key, src[key], options);
  return target;
};

var getBuiltIn$2 = getBuiltIn$5;
var definePropertyModule = objectDefineProperty;
var wellKnownSymbol$8 = wellKnownSymbol$d;
var DESCRIPTORS = descriptors;

var SPECIES$2 = wellKnownSymbol$8('species');

var setSpecies$1 = function (CONSTRUCTOR_NAME) {
  var Constructor = getBuiltIn$2(CONSTRUCTOR_NAME);
  var defineProperty = definePropertyModule.f;

  if (DESCRIPTORS && Constructor && !Constructor[SPECIES$2]) {
    defineProperty(Constructor, SPECIES$2, {
      configurable: true,
      get: function () { return this; }
    });
  }
};

var aFunction$4 = function (it) {
  if (typeof it != 'function') {
    throw TypeError(String(it) + ' is not a function');
  } return it;
};

var anInstance$1 = function (it, Constructor, name) {
  if (!(it instanceof Constructor)) {
    throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
  } return it;
};

var iterate$2 = {exports: {}};

var wellKnownSymbol$7 = wellKnownSymbol$d;
var Iterators$1 = iterators;

var ITERATOR$3 = wellKnownSymbol$7('iterator');
var ArrayPrototype = Array.prototype;

// check on default Array iterator
var isArrayIteratorMethod$1 = function (it) {
  return it !== undefined && (Iterators$1.Array === it || ArrayPrototype[ITERATOR$3] === it);
};

var aFunction$3 = aFunction$4;

// optional / simple context binding
var functionBindContext = function (fn, that, length) {
  aFunction$3(fn);
  if (that === undefined) return fn;
  switch (length) {
    case 0: return function () {
      return fn.call(that);
    };
    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 wellKnownSymbol$6 = wellKnownSymbol$d;

var TO_STRING_TAG$2 = wellKnownSymbol$6('toStringTag');
var test = {};

test[TO_STRING_TAG$2] = 'z';

var toStringTagSupport = String(test) === '[object z]';

var TO_STRING_TAG_SUPPORT = toStringTagSupport;
var classofRaw = classofRaw$1;
var wellKnownSymbol$5 = wellKnownSymbol$d;

var TO_STRING_TAG$1 = wellKnownSymbol$5('toStringTag');
// ES3 wrong here
var CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) == 'Arguments';

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

// getting tag from ES6+ `Object.prototype.toString`
var classof$4 = TO_STRING_TAG_SUPPORT ? classofRaw : function (it) {
  var O, tag, result;
  return it === undefined ? 'Undefined' : it === null ? 'Null'
    // @@toStringTag case
    : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG$1)) == 'string' ? tag
    // builtinTag case
    : CORRECT_ARGUMENTS ? classofRaw(O)
    // ES3 arguments fallback
    : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
};

var classof$3 = classof$4;
var Iterators = iterators;
var wellKnownSymbol$4 = wellKnownSymbol$d;

var ITERATOR$2 = wellKnownSymbol$4('iterator');

var getIteratorMethod$1 = function (it) {
  if (it != undefined) return it[ITERATOR$2]
    || it['@@iterator']
    || Iterators[classof$3(it)];
};

var anObject$5 = anObject$b;

// call something on iterator step with safe closing on error
var callWithSafeIterationClosing$1 = function (iterator, fn, value, ENTRIES) {
  try {
    return ENTRIES ? fn(anObject$5(value)[0], value[1]) : fn(value);
  // 7.4.6 IteratorClose(iterator, completion)
  } catch (error) {
    var returnMethod = iterator['return'];
    if (returnMethod !== undefined) anObject$5(returnMethod.call(iterator));
    throw error;
  }
};

var anObject$4 = anObject$b;
var isArrayIteratorMethod = isArrayIteratorMethod$1;
var toLength = toLength$2;
var bind$2 = functionBindContext;
var getIteratorMethod = getIteratorMethod$1;
var callWithSafeIterationClosing = callWithSafeIterationClosing$1;

var Result = function (stopped, result) {
  this.stopped = stopped;
  this.result = result;
};

var iterate$1 = iterate$2.exports = function (iterable, fn, that, AS_ENTRIES, IS_ITERATOR) {
  var boundFunction = bind$2(fn, that, AS_ENTRIES ? 2 : 1);
  var iterator, iterFn, index, length, result, next, step;

  if (IS_ITERATOR) {
    iterator = iterable;
  } else {
    iterFn = getIteratorMethod(iterable);
    if (typeof iterFn != 'function') throw TypeError('Target is not iterable');
    // optimisation for array iterators
    if (isArrayIteratorMethod(iterFn)) {
      for (index = 0, length = toLength(iterable.length); length > index; index++) {
        result = AS_ENTRIES
          ? boundFunction(anObject$4(step = iterable[index])[0], step[1])
          : boundFunction(iterable[index]);
        if (result && result instanceof Result) return result;
      } return new Result(false);
    }
    iterator = iterFn.call(iterable);
  }

  next = iterator.next;
  while (!(step = next.call(iterator)).done) {
    result = callWithSafeIterationClosing(iterator, boundFunction, step.value, AS_ENTRIES);
    if (typeof result == 'object' && result && result instanceof Result) return result;
  } return new Result(false);
};

iterate$1.stop = function (result) {
  return new Result(true, result);
};

var wellKnownSymbol$3 = wellKnownSymbol$d;

var ITERATOR$1 = wellKnownSymbol$3('iterator');
var SAFE_CLOSING = false;

try {
  var called = 0;
  var iteratorWithReturn = {
    next: function () {
      return { done: !!called++ };
    },
    'return': function () {
      SAFE_CLOSING = true;
    }
  };
  iteratorWithReturn[ITERATOR$1] = function () {
    return this;
  };
  // eslint-disable-next-line no-throw-literal
  Array.from(iteratorWithReturn, function () { throw 2; });
} catch (error) { /* empty */ }

var checkCorrectnessOfIteration$1 = function (exec, SKIP_CLOSING) {
  if (!SKIP_CLOSING && !SAFE_CLOSING) return false;
  var ITERATION_SUPPORT = false;
  try {
    var object = {};
    object[ITERATOR$1] = function () {
      return {
        next: function () {
          return { done: ITERATION_SUPPORT = true };
        }
      };
    };
    exec(object);
  } catch (error) { /* empty */ }
  return ITERATION_SUPPORT;
};

var anObject$3 = anObject$b;
var aFunction$2 = aFunction$4;
var wellKnownSymbol$2 = wellKnownSymbol$d;

var SPECIES$1 = wellKnownSymbol$2('species');

// `SpeciesConstructor` abstract operation
// https://tc39.github.io/ecma262/#sec-speciesconstructor
var speciesConstructor$1 = function (O, defaultConstructor) {
  var C = anObject$3(O).constructor;
  var S;
  return C === undefined || (S = anObject$3(C)[SPECIES$1]) == undefined ? defaultConstructor : aFunction$2(S);
};

var getBuiltIn$1 = getBuiltIn$5;

var engineUserAgent = getBuiltIn$1('navigator', 'userAgent') || '';

var userAgent$1 = engineUserAgent;

var engineIsIos = /(iphone|ipod|ipad).*applewebkit/i.test(userAgent$1);

var global$6 = global$i;
var fails$1 = fails$8;
var classof$2 = classofRaw$1;
var bind$1 = functionBindContext;
var html = html$2;
var createElement = documentCreateElement$1;
var IS_IOS$1 = engineIsIos;

var location = global$6.location;
var set = global$6.setImmediate;
var clear = global$6.clearImmediate;
var process$3 = global$6.process;
var MessageChannel = global$6.MessageChannel;
var Dispatch = global$6.Dispatch;
var counter = 0;
var queue = {};
var ONREADYSTATECHANGE = 'onreadystatechange';
var defer, channel, port;

var run = function (id) {
  // eslint-disable-next-line no-prototype-builtins
  if (queue.hasOwnProperty(id)) {
    var fn = queue[id];
    delete queue[id];
    fn();
  }
};

var runner = function (id) {
  return function () {
    run(id);
  };
};

var listener = function (event) {
  run(event.data);
};

var post = function (id) {
  // old engines have not location.origin
  global$6.postMessage(id + '', location.protocol + '//' + location.host);
};

// Node.js 0.9+ & IE10+ has setImmediate, otherwise:
if (!set || !clear) {
  set = function setImmediate(fn) {
    var args = [];
    var i = 1;
    while (arguments.length > i) args.push(arguments[i++]);
    queue[++counter] = function () {
      // eslint-disable-next-line no-new-func
      (typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);
    };
    defer(counter);
    return counter;
  };
  clear = function clearImmediate(id) {
    delete queue[id];
  };
  // Node.js 0.8-
  if (classof$2(process$3) == 'process') {
    defer = function (id) {
      process$3.nextTick(runner(id));
    };
  // Sphere (JS game engine) Dispatch API
  } else if (Dispatch && Dispatch.now) {
    defer = function (id) {
      Dispatch.now(runner(id));
    };
  // Browsers with MessageChannel, includes WebWorkers
  // except iOS - https://github.com/zloirock/core-js/issues/624
  } else if (MessageChannel && !IS_IOS$1) {
    channel = new MessageChannel();
    port = channel.port2;
    channel.port1.onmessage = listener;
    defer = bind$1(port.postMessage, port, 1);
  // Browsers with postMessage, skip WebWorkers
  // IE8 has postMessage, but it's sync & typeof its postMessage is 'object'
  } else if (
    global$6.addEventListener &&
    typeof postMessage == 'function' &&
    !global$6.importScripts &&
    !fails$1(post) &&
    location.protocol !== 'file:'
  ) {
    defer = post;
    global$6.addEventListener('message', listener, false);
  // IE8-
  } else if (ONREADYSTATECHANGE in createElement('script')) {
    defer = function (id) {
      html.appendChild(createElement('script'))[ONREADYSTATECHANGE] = function () {
        html.removeChild(this);
        run(id);
      };
    };
  // Rest old browsers
  } else {
    defer = function (id) {
      setTimeout(runner(id), 0);
    };
  }
}

var task$1 = {
  set: set,
  clear: clear
};

var global$5 = global$i;
var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
var classof$1 = classofRaw$1;
var macrotask = task$1.set;
var IS_IOS = engineIsIos;

var MutationObserver = global$5.MutationObserver || global$5.WebKitMutationObserver;
var process$2 = global$5.process;
var Promise$1 = global$5.Promise;
var IS_NODE$1 = classof$1(process$2) == 'process';
// Node.js 11 shows ExperimentalWarning on getting `queueMicrotask`
var queueMicrotaskDescriptor = getOwnPropertyDescriptor(global$5, 'queueMicrotask');
var queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;

var flush, head, last, notify$1, toggle, node, promise, then;

// modern engines have queueMicrotask method
if (!queueMicrotask) {
  flush = function () {
    var parent, fn;
    if (IS_NODE$1 && (parent = process$2.domain)) parent.exit();
    while (head) {
      fn = head.fn;
      head = head.next;
      try {
        fn();
      } catch (error) {
        if (head) notify$1();
        else last = undefined;
        throw error;
      }
    } last = undefined;
    if (parent) parent.enter();
  };

  // Node.js
  if (IS_NODE$1) {
    notify$1 = function () {
      process$2.nextTick(flush);
    };
  // browsers with MutationObserver, except iOS - https://github.com/zloirock/core-js/issues/339
  } else if (MutationObserver && !IS_IOS) {
    toggle = true;
    node = document.createTextNode('');
    new MutationObserver(flush).observe(node, { characterData: true });
    notify$1 = function () {
      node.data = toggle = !toggle;
    };
  // environments with maybe non-completely correct, but existent Promise
  } else if (Promise$1 && Promise$1.resolve) {
    // Promise.resolve without an argument throws an error in LG WebOS 2
    promise = Promise$1.resolve(undefined);
    then = promise.then;
    notify$1 = function () {
      then.call(promise, flush);
    };
  // for other environments - macrotask based on:
  // - setImmediate
  // - MessageChannel
  // - window.postMessag
  // - onreadystatechange
  // - setTimeout
  } else {
    notify$1 = function () {
      // strange IE + webpack dev server bug - use .call(global)
      macrotask.call(global$5, flush);
    };
  }
}

var microtask$1 = queueMicrotask || function (fn) {
  var task = { fn: fn, next: undefined };
  if (last) last.next = task;
  if (!head) {
    head = task;
    notify$1();
  } last = task;
};

var newPromiseCapability$2 = {};

var aFunction$1 = aFunction$4;

var PromiseCapability = function (C) {
  var resolve, reject;
  this.promise = new C(function ($$resolve, $$reject) {
    if (resolve !== undefined ||