dist/polyfill.js in discourse-ember-source-3.10.2.0 vs dist/polyfill.js in discourse-ember-source-3.11.1.0

- old
+ new

@@ -1,8 +1,10 @@ var polyfill = (function () { 'use strict'; + var _library = false; + function createCommonjsModule(fn, module) { return module = { exports: {} }, fn(module, module.exports), module.exports; } var _global = createCommonjsModule(function (module) { @@ -12,48 +14,132 @@ // eslint-disable-next-line no-new-func : Function('return this')(); if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef }); - var hasOwnProperty = {}.hasOwnProperty; - var _has = function (it, key) { - return hasOwnProperty.call(it, key); + var _aFunction = function (it) { + if (typeof it != 'function') throw TypeError(it + ' is not a function!'); + return it; }; - var _fails = function (exec) { - try { - return !!exec(); - } catch (e) { - return true; + // 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); + }; }; - // Thank's IE8 for his funny defineProperty - var _descriptors = !_fails(function () { - return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7; - }); + var toString = {}.toString; + var _cof = function (it) { + return toString.call(it).slice(8, -1); + }; + 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 _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: _library ? 'pure' : 'global', + 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 _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; + }); + + // getting tag from 19.1.3.6 Object.prototype.toString() + + var TAG = _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)) == 'string' ? T + // builtinTag case + : ARG ? _cof(O) + // ES3 arguments fallback + : (B = _cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B; + }; + 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 document = _global.document; + 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) && _isObject(document.createElement); + var is = _isObject(document$1) && _isObject(document$1.createElement); var _domCreate = function (it) { - return is ? document.createElement(it) : {}; + return is ? document$1.createElement(it) : {}; }; var _ie8DomDefine = !_descriptors && !_fails(function () { return Object.defineProperty(_domCreate('div'), 'a', { get: function () { return 7; } }).a != 7; }); @@ -103,31 +189,15 @@ } : function (object, key, value) { object[key] = value; return object; }; - var id = 0; - var px = Math.random(); - var _uid = function (key) { - return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36)); + var hasOwnProperty = {}.hasOwnProperty; + var _has = function (it, key) { + return hasOwnProperty.call(it, key); }; - var _library = false; - - 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: _library ? 'pure' : 'global', - copyright: '© 2019 Denis Pushkarev (zloirock.ru)' - }); - }); - var _functionToString = _shared('native-function-to-string', Function.toString); var _redefine = createCommonjsModule(function (module) { var SRC = _uid('src'); @@ -157,36 +227,10 @@ })(Function.prototype, TO_STRING, function toString() { return typeof this == 'function' && this[SRC] || _functionToString.call(this); }); }); - 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 PROTOTYPE = 'prototype'; var $export = function (type, name, source) { var IS_FORCED = type & $export.F; var IS_GLOBAL = type & $export.G; @@ -222,10 +266,626 @@ $export.W = 32; // wrap $export.U = 64; // safe $export.R = 128; // real proto method for `library` var _export = $export; + var _anInstance = function (it, Constructor, name, forbiddenField) { + if (!(it instanceof Constructor) || (forbiddenField !== undefined && forbiddenField in it)) { + throw TypeError(name + ': incorrect invocation!'); + } return it; + }; + + // 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; + } + }; + + var _iterators = {}; + + // check on default Array iterator + + var ITERATOR = _wks('iterator'); + var ArrayProto = Array.prototype; + + var _isArrayIter = function (it) { + return it !== undefined && (_iterators.Array === it || ArrayProto[ITERATOR] === it); + }; + + // 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); + }; + + // 7.1.15 ToLength + + var min = Math.min; + var _toLength = function (it) { + return it > 0 ? min(_toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991 + }; + + var ITERATOR$1 = _wks('iterator'); + + var core_getIteratorMethod = _core.getIteratorMethod = function (it) { + if (it != undefined) return it[ITERATOR$1] + || it['@@iterator'] + || _iterators[_classof(it)]; + }; + + var _forOf = createCommonjsModule(function (module) { + var BREAK = {}; + var RETURN = {}; + var exports = module.exports = function (iterable, entries, fn, that, ITERATOR) { + var iterFn = ITERATOR ? function () { return iterable; } : core_getIteratorMethod(iterable); + var f = _ctx(fn, that, entries ? 2 : 1); + var index = 0; + var length, step, iterator, result; + if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!'); + // fast case for arrays with default iterator + if (_isArrayIter(iterFn)) for (length = _toLength(iterable.length); length > index; index++) { + result = entries ? f(_anObject(step = iterable[index])[0], step[1]) : f(iterable[index]); + if (result === BREAK || result === RETURN) return result; + } else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) { + result = _iterCall(iterator, f, step.value, entries); + if (result === BREAK || result === RETURN) return result; + } + }; + exports.BREAK = BREAK; + exports.RETURN = RETURN; + }); + + // 7.3.20 SpeciesConstructor(O, defaultConstructor) + + + var SPECIES = _wks('species'); + var _speciesConstructor = function (O, D) { + var C = _anObject(O).constructor; + var S; + return C === undefined || (S = _anObject(C)[SPECIES]) == undefined ? D : _aFunction(S); + }; + + // fast apply, http://jsperf.lnkit.com/fast-apply/5 + var _invoke = function (fn, args, that) { + var un = that === undefined; + switch (args.length) { + case 0: return un ? fn() + : fn.call(that); + case 1: return un ? fn(args[0]) + : fn.call(that, args[0]); + case 2: return un ? fn(args[0], args[1]) + : fn.call(that, args[0], args[1]); + case 3: return un ? fn(args[0], args[1], args[2]) + : fn.call(that, args[0], args[1], args[2]); + case 4: return un ? fn(args[0], args[1], args[2], args[3]) + : fn.call(that, args[0], args[1], args[2], args[3]); + } return fn.apply(that, args); + }; + + var document$2 = _global.document; + var _html = document$2 && document$2.documentElement; + + var process = _global.process; + var setTask = _global.setImmediate; + var clearTask = _global.clearImmediate; + var MessageChannel = _global.MessageChannel; + var Dispatch = _global.Dispatch; + var counter = 0; + var queue = {}; + var ONREADYSTATECHANGE = 'onreadystatechange'; + var defer, channel, port; + var run = function () { + var id = +this; + // eslint-disable-next-line no-prototype-builtins + if (queue.hasOwnProperty(id)) { + var fn = queue[id]; + delete queue[id]; + fn(); + } + }; + var listener = function (event) { + run.call(event.data); + }; + // Node.js 0.9+ & IE10+ has setImmediate, otherwise: + if (!setTask || !clearTask) { + setTask = 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 + _invoke(typeof fn == 'function' ? fn : Function(fn), args); + }; + defer(counter); + return counter; + }; + clearTask = function clearImmediate(id) { + delete queue[id]; + }; + // Node.js 0.8- + if (_cof(process) == 'process') { + defer = function (id) { + process.nextTick(_ctx(run, id, 1)); + }; + // Sphere (JS game engine) Dispatch API + } else if (Dispatch && Dispatch.now) { + defer = function (id) { + Dispatch.now(_ctx(run, id, 1)); + }; + // Browsers with MessageChannel, includes WebWorkers + } else if (MessageChannel) { + channel = new MessageChannel(); + port = channel.port2; + channel.port1.onmessage = listener; + defer = _ctx(port.postMessage, port, 1); + // Browsers with postMessage, skip WebWorkers + // IE8 has postMessage, but it's sync & typeof its postMessage is 'object' + } else if (_global.addEventListener && typeof postMessage == 'function' && !_global.importScripts) { + defer = function (id) { + _global.postMessage(id + '', '*'); + }; + _global.addEventListener('message', listener, false); + // IE8- + } else if (ONREADYSTATECHANGE in _domCreate('script')) { + defer = function (id) { + _html.appendChild(_domCreate('script'))[ONREADYSTATECHANGE] = function () { + _html.removeChild(this); + run.call(id); + }; + }; + // Rest old browsers + } else { + defer = function (id) { + setTimeout(_ctx(run, id, 1), 0); + }; + } + } + var _task = { + set: setTask, + clear: clearTask + }; + + var macrotask = _task.set; + var Observer = _global.MutationObserver || _global.WebKitMutationObserver; + var process$1 = _global.process; + var Promise$1 = _global.Promise; + var isNode = _cof(process$1) == 'process'; + + var _microtask = function () { + var head, last, notify; + + var flush = function () { + var parent, fn; + if (isNode && (parent = process$1.domain)) parent.exit(); + while (head) { + fn = head.fn; + head = head.next; + try { + fn(); + } catch (e) { + if (head) notify(); + else last = undefined; + throw e; + } + } last = undefined; + if (parent) parent.enter(); + }; + + // Node.js + if (isNode) { + notify = function () { + process$1.nextTick(flush); + }; + // browsers with MutationObserver, except iOS Safari - https://github.com/zloirock/core-js/issues/339 + } else if (Observer && !(_global.navigator && _global.navigator.standalone)) { + var toggle = true; + var node = document.createTextNode(''); + new Observer(flush).observe(node, { characterData: true }); // eslint-disable-line no-new + notify = 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 + var promise = Promise$1.resolve(undefined); + notify = function () { + promise.then(flush); + }; + // for other environments - macrotask based on: + // - setImmediate + // - MessageChannel + // - window.postMessag + // - onreadystatechange + // - setTimeout + } else { + notify = function () { + // strange IE + webpack dev server bug - use .call(global) + macrotask.call(_global, flush); + }; + } + + return function (fn) { + var task = { fn: fn, next: undefined }; + if (last) last.next = task; + if (!head) { + head = task; + notify(); + } last = task; + }; + }; + + // 25.4.1.5 NewPromiseCapability(C) + + + function PromiseCapability(C) { + var resolve, reject; + this.promise = new C(function ($$resolve, $$reject) { + if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor'); + resolve = $$resolve; + reject = $$reject; + }); + this.resolve = _aFunction(resolve); + this.reject = _aFunction(reject); + } + + var f$1 = function (C) { + return new PromiseCapability(C); + }; + + var _newPromiseCapability = { + f: f$1 + }; + + var _perform = function (exec) { + try { + return { e: false, v: exec() }; + } catch (e) { + return { e: true, v: e }; + } + }; + + var navigator = _global.navigator; + + var _userAgent = navigator && navigator.userAgent || ''; + + var _promiseResolve = function (C, x) { + _anObject(C); + if (_isObject(x) && x.constructor === C) return x; + var promiseCapability = _newPromiseCapability.f(C); + var resolve = promiseCapability.resolve; + resolve(x); + return promiseCapability.promise; + }; + + var _redefineAll = function (target, src, safe) { + for (var key in src) _redefine(target, key, src[key], safe); + return target; + }; + + var def = _objectDp.f; + + var TAG$1 = _wks('toStringTag'); + + var _setToStringTag = function (it, tag, stat) { + if (it && !_has(it = stat ? it : it.prototype, TAG$1)) def(it, TAG$1, { configurable: true, value: tag }); + }; + + var SPECIES$1 = _wks('species'); + + var _setSpecies = function (KEY) { + var C = _global[KEY]; + if (_descriptors && C && !C[SPECIES$1]) _objectDp.f(C, SPECIES$1, { + configurable: true, + get: function () { return this; } + }); + }; + + var ITERATOR$2 = _wks('iterator'); + var SAFE_CLOSING = false; + + try { + var riter = [7][ITERATOR$2](); + riter['return'] = function () { SAFE_CLOSING = true; }; + } 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$2](); + iter.next = function () { return { done: safe = true }; }; + arr[ITERATOR$2] = function () { return iter; }; + exec(arr); + } catch (e) { /* empty */ } + return safe; + }; + + var task = _task.set; + var microtask = _microtask(); + + + + + var PROMISE = 'Promise'; + var TypeError$1 = _global.TypeError; + var process$2 = _global.process; + var versions = process$2 && process$2.versions; + var v8 = versions && versions.v8 || ''; + var $Promise = _global[PROMISE]; + var isNode$1 = _classof(process$2) == 'process'; + var empty = function () { /* empty */ }; + var Internal, newGenericPromiseCapability, OwnPromiseCapability, Wrapper; + var newPromiseCapability = newGenericPromiseCapability = _newPromiseCapability.f; + + var USE_NATIVE = !!function () { + try { + // correct subclassing with @@species support + var promise = $Promise.resolve(1); + var FakePromise = (promise.constructor = {})[_wks('species')] = function (exec) { + exec(empty, empty); + }; + // unhandled rejections tracking support, NodeJS Promise without it fails @@species test + return (isNode$1 || typeof PromiseRejectionEvent == 'function') + && promise.then(empty) instanceof FakePromise + // v8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables + // https://bugs.chromium.org/p/chromium/issues/detail?id=830565 + // we can't detect it synchronously, so just check versions + && v8.indexOf('6.6') !== 0 + && _userAgent.indexOf('Chrome/66') === -1; + } catch (e) { /* empty */ } + }(); + + // helpers + var isThenable = function (it) { + var then; + return _isObject(it) && typeof (then = it.then) == 'function' ? then : false; + }; + var notify = function (promise, isReject) { + if (promise._n) return; + promise._n = true; + var chain = promise._c; + microtask(function () { + var value = promise._v; + var ok = promise._s == 1; + var i = 0; + var run = function (reaction) { + var handler = ok ? reaction.ok : reaction.fail; + var resolve = reaction.resolve; + var reject = reaction.reject; + var domain = reaction.domain; + var result, then, exited; + try { + if (handler) { + if (!ok) { + if (promise._h == 2) onHandleUnhandled(promise); + promise._h = 1; + } + if (handler === true) result = value; + else { + if (domain) domain.enter(); + result = handler(value); // may throw + if (domain) { + domain.exit(); + exited = true; + } + } + if (result === reaction.promise) { + reject(TypeError$1('Promise-chain cycle')); + } else if (then = isThenable(result)) { + then.call(result, resolve, reject); + } else resolve(result); + } else reject(value); + } catch (e) { + if (domain && !exited) domain.exit(); + reject(e); + } + }; + while (chain.length > i) run(chain[i++]); // variable length - can't use forEach + promise._c = []; + promise._n = false; + if (isReject && !promise._h) onUnhandled(promise); + }); + }; + var onUnhandled = function (promise) { + task.call(_global, function () { + var value = promise._v; + var unhandled = isUnhandled(promise); + var result, handler, console; + if (unhandled) { + result = _perform(function () { + if (isNode$1) { + process$2.emit('unhandledRejection', value, promise); + } else if (handler = _global.onunhandledrejection) { + handler({ promise: promise, reason: value }); + } else if ((console = _global.console) && console.error) { + console.error('Unhandled promise rejection', value); + } + }); + // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should + promise._h = isNode$1 || isUnhandled(promise) ? 2 : 1; + } promise._a = undefined; + if (unhandled && result.e) throw result.v; + }); + }; + var isUnhandled = function (promise) { + return promise._h !== 1 && (promise._a || promise._c).length === 0; + }; + var onHandleUnhandled = function (promise) { + task.call(_global, function () { + var handler; + if (isNode$1) { + process$2.emit('rejectionHandled', promise); + } else if (handler = _global.onrejectionhandled) { + handler({ promise: promise, reason: promise._v }); + } + }); + }; + var $reject = function (value) { + var promise = this; + if (promise._d) return; + promise._d = true; + promise = promise._w || promise; // unwrap + promise._v = value; + promise._s = 2; + if (!promise._a) promise._a = promise._c.slice(); + notify(promise, true); + }; + var $resolve = function (value) { + var promise = this; + var then; + if (promise._d) return; + promise._d = true; + promise = promise._w || promise; // unwrap + try { + if (promise === value) throw TypeError$1("Promise can't be resolved itself"); + if (then = isThenable(value)) { + microtask(function () { + var wrapper = { _w: promise, _d: false }; // wrap + try { + then.call(value, _ctx($resolve, wrapper, 1), _ctx($reject, wrapper, 1)); + } catch (e) { + $reject.call(wrapper, e); + } + }); + } else { + promise._v = value; + promise._s = 1; + notify(promise, false); + } + } catch (e) { + $reject.call({ _w: promise, _d: false }, e); // wrap + } + }; + + // constructor polyfill + if (!USE_NATIVE) { + // 25.4.3.1 Promise(executor) + $Promise = function Promise(executor) { + _anInstance(this, $Promise, PROMISE, '_h'); + _aFunction(executor); + Internal.call(this); + try { + executor(_ctx($resolve, this, 1), _ctx($reject, this, 1)); + } catch (err) { + $reject.call(this, err); + } + }; + // eslint-disable-next-line no-unused-vars + Internal = function Promise(executor) { + this._c = []; // <- awaiting reactions + this._a = undefined; // <- checked in isUnhandled reactions + this._s = 0; // <- state + this._d = false; // <- done + this._v = undefined; // <- value + this._h = 0; // <- rejection state, 0 - default, 1 - handled, 2 - unhandled + this._n = false; // <- notify + }; + Internal.prototype = _redefineAll($Promise.prototype, { + // 25.4.5.3 Promise.prototype.then(onFulfilled, onRejected) + then: function then(onFulfilled, onRejected) { + var reaction = newPromiseCapability(_speciesConstructor(this, $Promise)); + reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true; + reaction.fail = typeof onRejected == 'function' && onRejected; + reaction.domain = isNode$1 ? process$2.domain : undefined; + this._c.push(reaction); + if (this._a) this._a.push(reaction); + if (this._s) notify(this, false); + return reaction.promise; + }, + // 25.4.5.1 Promise.prototype.catch(onRejected) + 'catch': function (onRejected) { + return this.then(undefined, onRejected); + } + }); + OwnPromiseCapability = function () { + var promise = new Internal(); + this.promise = promise; + this.resolve = _ctx($resolve, promise, 1); + this.reject = _ctx($reject, promise, 1); + }; + _newPromiseCapability.f = newPromiseCapability = function (C) { + return C === $Promise || C === Wrapper + ? new OwnPromiseCapability(C) + : newGenericPromiseCapability(C); + }; + } + + _export(_export.G + _export.W + _export.F * !USE_NATIVE, { Promise: $Promise }); + _setToStringTag($Promise, PROMISE); + _setSpecies(PROMISE); + Wrapper = _core[PROMISE]; + + // statics + _export(_export.S + _export.F * !USE_NATIVE, PROMISE, { + // 25.4.4.5 Promise.reject(r) + reject: function reject(r) { + var capability = newPromiseCapability(this); + var $$reject = capability.reject; + $$reject(r); + return capability.promise; + } + }); + _export(_export.S + _export.F * (_library || !USE_NATIVE), PROMISE, { + // 25.4.4.6 Promise.resolve(x) + resolve: function resolve(x) { + return _promiseResolve(_library && this === Wrapper ? $Promise : this, x); + } + }); + _export(_export.S + _export.F * !(USE_NATIVE && _iterDetect(function (iter) { + $Promise.all(iter)['catch'](empty); + })), PROMISE, { + // 25.4.4.1 Promise.all(iterable) + all: function all(iterable) { + var C = this; + var capability = newPromiseCapability(C); + var resolve = capability.resolve; + var reject = capability.reject; + var result = _perform(function () { + var values = []; + var index = 0; + var remaining = 1; + _forOf(iterable, false, function (promise) { + var $index = index++; + var alreadyCalled = false; + values.push(undefined); + remaining++; + C.resolve(promise).then(function (value) { + if (alreadyCalled) return; + alreadyCalled = true; + values[$index] = value; + --remaining || resolve(values); + }, reject); + }); + --remaining || resolve(values); + }); + if (result.e) reject(result.v); + return capability.promise; + }, + // 25.4.4.4 Promise.race(iterable) + race: function race(iterable) { + var C = this; + var capability = newPromiseCapability(C); + var reject = capability.reject; + var result = _perform(function () { + _forOf(iterable, false, function (promise) { + C.resolve(promise).then(capability.resolve, reject); + }); + }); + if (result.e) reject(result.v); + return capability.promise; + } + }); + var _meta = createCommonjsModule(function (module) { var META = _uid('meta'); var setDesc = _objectDp.f; @@ -283,50 +943,22 @@ var _meta_2 = _meta.NEED; var _meta_3 = _meta.fastKey; var _meta_4 = _meta.getWeak; var _meta_5 = _meta.onFreeze; - var _wks = createCommonjsModule(function (module) { - var store = _shared('wks'); + var f$2 = _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 f$1 = _wks; - var _wksExt = { - f: f$1 + f: f$2 }; var defineProperty = _objectDp.f; var _wksDefine = function (name) { var $Symbol = _core.Symbol || (_core.Symbol = _library ? {} : _global.Symbol || {}); if (name.charAt(0) != '_' && !(name in $Symbol)) defineProperty($Symbol, name, { value: _wksExt.f(name) }); }; - 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); @@ -343,24 +975,10 @@ var _toIobject = function (it) { return _iobject(_defined(it)); }; - // 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); - }; - - // 7.1.15 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); @@ -423,20 +1041,20 @@ var _objectKeys = Object.keys || function keys(O) { return _objectKeysInternal(O, _enumBugKeys); }; - var f$2 = Object.getOwnPropertySymbols; + var f$3 = Object.getOwnPropertySymbols; var _objectGops = { - f: f$2 + f: f$3 }; - var f$3 = {}.propertyIsEnumerable; + var f$4 = {}.propertyIsEnumerable; var _objectPie = { - f: f$3 + f: f$4 }; // all enumerable object keys, includes symbols @@ -467,13 +1085,10 @@ var P; while (length > i) _objectDp.f(O, P = keys[i++], Properties[P]); return O; }; - var document$1 = _global.document; - var _html = document$1 && document$1.documentElement; - // 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties]) var IE_PROTO$1 = _sharedKey('IE_PROTO'); @@ -516,16 +1131,16 @@ // 19.1.2.7 / 15.2.3.4 Object.getOwnPropertyNames(O) var hiddenKeys = _enumBugKeys.concat('length', 'prototype'); - var f$4 = Object.getOwnPropertyNames || function getOwnPropertyNames(O) { + var f$5 = Object.getOwnPropertyNames || function getOwnPropertyNames(O) { return _objectKeysInternal(O, hiddenKeys); }; var _objectGopn = { - f: f$4 + f: f$5 }; // fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window var gOPN = _objectGopn.f; @@ -540,31 +1155,31 @@ } catch (e) { return windowNames.slice(); } }; - var f$5 = function getOwnPropertyNames(it) { + var f$6 = function getOwnPropertyNames(it) { return windowNames && toString$1.call(it) == '[object Window]' ? getWindowNames(it) : gOPN(_toIobject(it)); }; var _objectGopnExt = { - f: f$5 + f: f$6 }; var gOPD = Object.getOwnPropertyDescriptor; - var f$6 = _descriptors ? gOPD : function getOwnPropertyDescriptor(O, P) { + var f$7 = _descriptors ? gOPD : function getOwnPropertyDescriptor(O, P) { O = _toIobject(O); P = _toPrimitive(P, true); if (_ie8DomDefine) try { return gOPD(O, P); } catch (e) { /* empty */ } if (_has(O, P)) return _propertyDesc(!_objectPie.f.call(O, P), O[P]); }; var _objectGopd = { - f: f$6 + f: f$7 }; // ECMAScript 6 symbols shim @@ -603,11 +1218,11 @@ var isEnum = {}.propertyIsEnumerable; var SymbolRegistry = _shared('symbol-registry'); var AllSymbols = _shared('symbols'); var OPSymbols = _shared('op-symbols'); var ObjectProto = Object[PROTOTYPE$2]; - var USE_NATIVE = typeof $Symbol == 'function'; + var USE_NATIVE$1 = typeof $Symbol == 'function'; var QObject = _global.QObject; // Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173 var setter = !QObject || !QObject[PROTOTYPE$2] || !QObject[PROTOTYPE$2].findChild; // fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687 @@ -626,11 +1241,11 @@ var sym = AllSymbols[tag] = _objectCreate($Symbol[PROTOTYPE$2]); sym._k = tag; return sym; }; - var isSymbol = USE_NATIVE && typeof $Symbol.iterator == 'symbol' ? function (it) { + var isSymbol = USE_NATIVE$1 && typeof $Symbol.iterator == 'symbol' ? function (it) { return typeof it == 'symbol'; } : function (it) { return it instanceof $Symbol; }; @@ -693,11 +1308,11 @@ if (_has(AllSymbols, key = names[i++]) && (IS_OP ? _has(ObjectProto, key) : true)) result.push(AllSymbols[key]); } return result; }; // 19.4.1.1 Symbol([description]) - if (!USE_NATIVE) { + if (!USE_NATIVE$1) { $Symbol = function Symbol() { if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor!'); var tag = _uid(arguments.length > 0 ? arguments[0] : undefined); var $set = function (value) { if (this === ObjectProto) $set.call(OPSymbols, value); @@ -724,20 +1339,20 @@ _wksExt.f = function (name) { return wrap(_wks(name)); }; } - _export(_export.G + _export.W + _export.F * !USE_NATIVE, { Symbol: $Symbol }); + _export(_export.G + _export.W + _export.F * !USE_NATIVE$1, { Symbol: $Symbol }); for (var es6Symbols = ( // 19.4.2.2, 19.4.2.3, 19.4.2.4, 19.4.2.6, 19.4.2.8, 19.4.2.9, 19.4.2.10, 19.4.2.11, 19.4.2.12, 19.4.2.13, 19.4.2.14 'hasInstance,isConcatSpreadable,iterator,match,replace,search,species,split,toPrimitive,toStringTag,unscopables' ).split(','), j = 0; es6Symbols.length > j;)_wks(es6Symbols[j++]); for (var wellKnownSymbols = _objectKeys(_wks.store), k = 0; wellKnownSymbols.length > k;) _wksDefine(wellKnownSymbols[k++]); - _export(_export.S + _export.F * !USE_NATIVE, 'Symbol', { + _export(_export.S + _export.F * !USE_NATIVE$1, 'Symbol', { // 19.4.2.1 Symbol.for(key) 'for': function (key) { return _has(SymbolRegistry, key += '') ? SymbolRegistry[key] : SymbolRegistry[key] = $Symbol(key); @@ -749,11 +1364,11 @@ }, useSetter: function () { setter = true; }, useSimple: function () { setter = false; } }); - _export(_export.S + _export.F * !USE_NATIVE, 'Object', { + _export(_export.S + _export.F * !USE_NATIVE$1, 'Object', { // 19.1.2.2 Object.create(O [, Properties]) create: $create, // 19.1.2.4 Object.defineProperty(O, P, Attributes) defineProperty: $defineProperty, // 19.1.2.3 Object.defineProperties(O, Properties) @@ -765,11 +1380,11 @@ // 19.1.2.8 Object.getOwnPropertySymbols(O) getOwnPropertySymbols: $getOwnPropertySymbols }); // 24.3.2 JSON.stringify(value [, replacer [, space]]) - $JSON && _export(_export.S + _export.F * (!USE_NATIVE || _fails(function () { + $JSON && _export(_export.S + _export.F * (!USE_NATIVE$1 || _fails(function () { var S = $Symbol(); // MS Edge converts symbol values to JSON as {} // WebKit converts symbol values to JSON as null // V8 throws on boxed symbols return _stringify([S]) != '[null]' || _stringify({ a: S }) != '{}' || _stringify(Object(S)) != '{}'; @@ -796,9 +1411,738 @@ _setToStringTag($Symbol, 'Symbol'); // 20.2.1.9 Math[@@toStringTag] _setToStringTag(Math, 'Math', true); // 24.3.3 JSON[@@toStringTag] _setToStringTag(_global.JSON, 'JSON', true); + + var runtime = createCommonjsModule(function (module) { + /** + * Copyright (c) 2014-present, Facebook, Inc. + * + * This source code is licensed under the MIT license found in the + * LICENSE file in the root directory of this source tree. + */ + + !(function(global) { + + var Op = Object.prototype; + var hasOwn = Op.hasOwnProperty; + var undefined; // More compressible than void 0. + var $Symbol = typeof Symbol === "function" ? Symbol : {}; + var iteratorSymbol = $Symbol.iterator || "@@iterator"; + var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator"; + var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; + + var inModule = 'object' === "object"; + var runtime = global.regeneratorRuntime; + if (runtime) { + if (inModule) { + // If regeneratorRuntime is defined globally and we're in a module, + // make the exports object identical to regeneratorRuntime. + module.exports = runtime; + } + // Don't bother evaluating the rest of this file if the runtime was + // already defined globally. + return; + } + + // Define the runtime globally (as expected by generated code) as either + // module.exports (if we're in a module) or a new, empty object. + runtime = global.regeneratorRuntime = inModule ? module.exports : {}; + + function wrap(innerFn, outerFn, self, tryLocsList) { + // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator. + var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator; + var generator = Object.create(protoGenerator.prototype); + var context = new Context(tryLocsList || []); + + // The ._invoke method unifies the implementations of the .next, + // .throw, and .return methods. + generator._invoke = makeInvokeMethod(innerFn, self, context); + + return generator; + } + runtime.wrap = wrap; + + // Try/catch helper to minimize deoptimizations. Returns a completion + // record like context.tryEntries[i].completion. This interface could + // have been (and was previously) designed to take a closure to be + // invoked without arguments, but in all the cases we care about we + // already have an existing method we want to call, so there's no need + // to create a new function object. We can even get away with assuming + // the method takes exactly one argument, since that happens to be true + // in every case, so we don't have to touch the arguments object. The + // only additional allocation required is the completion record, which + // has a stable shape and so hopefully should be cheap to allocate. + function tryCatch(fn, obj, arg) { + try { + return { type: "normal", arg: fn.call(obj, arg) }; + } catch (err) { + return { type: "throw", arg: err }; + } + } + + var GenStateSuspendedStart = "suspendedStart"; + var GenStateSuspendedYield = "suspendedYield"; + var GenStateExecuting = "executing"; + var GenStateCompleted = "completed"; + + // Returning this object from the innerFn has the same effect as + // breaking out of the dispatch switch statement. + var ContinueSentinel = {}; + + // Dummy constructor functions that we use as the .constructor and + // .constructor.prototype properties for functions that return Generator + // objects. For full spec compliance, you may wish to configure your + // minifier not to mangle the names of these two functions. + function Generator() {} + function GeneratorFunction() {} + function GeneratorFunctionPrototype() {} + + // This is a polyfill for %IteratorPrototype% for environments that + // don't natively support it. + var IteratorPrototype = {}; + IteratorPrototype[iteratorSymbol] = function () { + return this; + }; + + var getProto = Object.getPrototypeOf; + var NativeIteratorPrototype = getProto && getProto(getProto(values([]))); + if (NativeIteratorPrototype && + NativeIteratorPrototype !== Op && + hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) { + // This environment has a native %IteratorPrototype%; use it instead + // of the polyfill. + IteratorPrototype = NativeIteratorPrototype; + } + + var Gp = GeneratorFunctionPrototype.prototype = + Generator.prototype = Object.create(IteratorPrototype); + GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype; + GeneratorFunctionPrototype.constructor = GeneratorFunction; + GeneratorFunctionPrototype[toStringTagSymbol] = + GeneratorFunction.displayName = "GeneratorFunction"; + + // Helper for defining the .next, .throw, and .return methods of the + // Iterator interface in terms of a single ._invoke method. + function defineIteratorMethods(prototype) { + ["next", "throw", "return"].forEach(function(method) { + prototype[method] = function(arg) { + return this._invoke(method, arg); + }; + }); + } + + runtime.isGeneratorFunction = function(genFun) { + var ctor = typeof genFun === "function" && genFun.constructor; + return ctor + ? ctor === GeneratorFunction || + // For the native GeneratorFunction constructor, the best we can + // do is to check its .name property. + (ctor.displayName || ctor.name) === "GeneratorFunction" + : false; + }; + + runtime.mark = function(genFun) { + if (Object.setPrototypeOf) { + Object.setPrototypeOf(genFun, GeneratorFunctionPrototype); + } else { + genFun.__proto__ = GeneratorFunctionPrototype; + if (!(toStringTagSymbol in genFun)) { + genFun[toStringTagSymbol] = "GeneratorFunction"; + } + } + genFun.prototype = Object.create(Gp); + return genFun; + }; + + // Within the body of any async function, `await x` is transformed to + // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test + // `hasOwn.call(value, "__await")` to determine if the yielded value is + // meant to be awaited. + runtime.awrap = function(arg) { + return { __await: arg }; + }; + + function AsyncIterator(generator) { + function invoke(method, arg, resolve, reject) { + var record = tryCatch(generator[method], generator, arg); + if (record.type === "throw") { + reject(record.arg); + } else { + var result = record.arg; + var value = result.value; + if (value && + typeof value === "object" && + hasOwn.call(value, "__await")) { + return Promise.resolve(value.__await).then(function(value) { + invoke("next", value, resolve, reject); + }, function(err) { + invoke("throw", err, resolve, reject); + }); + } + + return Promise.resolve(value).then(function(unwrapped) { + // When a yielded Promise is resolved, its final value becomes + // the .value of the Promise<{value,done}> result for the + // current iteration. If the Promise is rejected, however, the + // result for this iteration will be rejected with the same + // reason. Note that rejections of yielded Promises are not + // thrown back into the generator function, as is the case + // when an awaited Promise is rejected. This difference in + // behavior between yield and await is important, because it + // allows the consumer to decide what to do with the yielded + // rejection (swallow it and continue, manually .throw it back + // into the generator, abandon iteration, whatever). With + // await, by contrast, there is no opportunity to examine the + // rejection reason outside the generator function, so the + // only option is to throw it from the await expression, and + // let the generator function handle the exception. + result.value = unwrapped; + resolve(result); + }, reject); + } + } + + var previousPromise; + + function enqueue(method, arg) { + function callInvokeWithMethodAndArg() { + return new Promise(function(resolve, reject) { + invoke(method, arg, resolve, reject); + }); + } + + return previousPromise = + // If enqueue has been called before, then we want to wait until + // all previous Promises have been resolved before calling invoke, + // so that results are always delivered in the correct order. If + // enqueue has not been called before, then it is important to + // call invoke immediately, without waiting on a callback to fire, + // so that the async generator function has the opportunity to do + // any necessary setup in a predictable way. This predictability + // is why the Promise constructor synchronously invokes its + // executor callback, and why async functions synchronously + // execute code before the first await. Since we implement simple + // async functions in terms of async generators, it is especially + // important to get this right, even though it requires care. + previousPromise ? previousPromise.then( + callInvokeWithMethodAndArg, + // Avoid propagating failures to Promises returned by later + // invocations of the iterator. + callInvokeWithMethodAndArg + ) : callInvokeWithMethodAndArg(); + } + + // Define the unified helper method that is used to implement .next, + // .throw, and .return (see defineIteratorMethods). + this._invoke = enqueue; + } + + defineIteratorMethods(AsyncIterator.prototype); + AsyncIterator.prototype[asyncIteratorSymbol] = function () { + return this; + }; + runtime.AsyncIterator = AsyncIterator; + + // Note that simple async functions are implemented on top of + // AsyncIterator objects; they just return a Promise for the value of + // the final result produced by the iterator. + runtime.async = function(innerFn, outerFn, self, tryLocsList) { + var iter = new AsyncIterator( + wrap(innerFn, outerFn, self, tryLocsList) + ); + + return runtime.isGeneratorFunction(outerFn) + ? iter // If outerFn is a generator, return the full iterator. + : iter.next().then(function(result) { + return result.done ? result.value : iter.next(); + }); + }; + + function makeInvokeMethod(innerFn, self, context) { + var state = GenStateSuspendedStart; + + return function invoke(method, arg) { + if (state === GenStateExecuting) { + throw new Error("Generator is already running"); + } + + if (state === GenStateCompleted) { + if (method === "throw") { + throw arg; + } + + // Be forgiving, per 25.3.3.3.3 of the spec: + // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume + return doneResult(); + } + + context.method = method; + context.arg = arg; + + while (true) { + var delegate = context.delegate; + if (delegate) { + var delegateResult = maybeInvokeDelegate(delegate, context); + if (delegateResult) { + if (delegateResult === ContinueSentinel) continue; + return delegateResult; + } + } + + if (context.method === "next") { + // Setting context._sent for legacy support of Babel's + // function.sent implementation. + context.sent = context._sent = context.arg; + + } else if (context.method === "throw") { + if (state === GenStateSuspendedStart) { + state = GenStateCompleted; + throw context.arg; + } + + context.dispatchException(context.arg); + + } else if (context.method === "return") { + context.abrupt("return", context.arg); + } + + state = GenStateExecuting; + + var record = tryCatch(innerFn, self, context); + if (record.type === "normal") { + // If an exception is thrown from innerFn, we leave state === + // GenStateExecuting and loop back for another invocation. + state = context.done + ? GenStateCompleted + : GenStateSuspendedYield; + + if (record.arg === ContinueSentinel) { + continue; + } + + return { + value: record.arg, + done: context.done + }; + + } else if (record.type === "throw") { + state = GenStateCompleted; + // Dispatch the exception by looping back around to the + // context.dispatchException(context.arg) call above. + context.method = "throw"; + context.arg = record.arg; + } + } + }; + } + + // Call delegate.iterator[context.method](context.arg) and handle the + // result, either by returning a { value, done } result from the + // delegate iterator, or by modifying context.method and context.arg, + // setting context.delegate to null, and returning the ContinueSentinel. + function maybeInvokeDelegate(delegate, context) { + var method = delegate.iterator[context.method]; + if (method === undefined) { + // A .throw or .return when the delegate iterator has no .throw + // method always terminates the yield* loop. + context.delegate = null; + + if (context.method === "throw") { + if (delegate.iterator.return) { + // If the delegate iterator has a return method, give it a + // chance to clean up. + context.method = "return"; + context.arg = undefined; + maybeInvokeDelegate(delegate, context); + + if (context.method === "throw") { + // If maybeInvokeDelegate(context) changed context.method from + // "return" to "throw", let that override the TypeError below. + return ContinueSentinel; + } + } + + context.method = "throw"; + context.arg = new TypeError( + "The iterator does not provide a 'throw' method"); + } + + return ContinueSentinel; + } + + var record = tryCatch(method, delegate.iterator, context.arg); + + if (record.type === "throw") { + context.method = "throw"; + context.arg = record.arg; + context.delegate = null; + return ContinueSentinel; + } + + var info = record.arg; + + if (! info) { + context.method = "throw"; + context.arg = new TypeError("iterator result is not an object"); + context.delegate = null; + return ContinueSentinel; + } + + if (info.done) { + // Assign the result of the finished delegate to the temporary + // variable specified by delegate.resultName (see delegateYield). + context[delegate.resultName] = info.value; + + // Resume execution at the desired location (see delegateYield). + context.next = delegate.nextLoc; + + // If context.method was "throw" but the delegate handled the + // exception, let the outer generator proceed normally. If + // context.method was "next", forget context.arg since it has been + // "consumed" by the delegate iterator. If context.method was + // "return", allow the original .return call to continue in the + // outer generator. + if (context.method !== "return") { + context.method = "next"; + context.arg = undefined; + } + + } else { + // Re-yield the result returned by the delegate method. + return info; + } + + // The delegate iterator is finished, so forget it and continue with + // the outer generator. + context.delegate = null; + return ContinueSentinel; + } + + // Define Generator.prototype.{next,throw,return} in terms of the + // unified ._invoke helper method. + defineIteratorMethods(Gp); + + Gp[toStringTagSymbol] = "Generator"; + + // A Generator should always return itself as the iterator object when the + // @@iterator function is called on it. Some browsers' implementations of the + // iterator prototype chain incorrectly implement this, causing the Generator + // object to not be returned from this call. This ensures that doesn't happen. + // See https://github.com/facebook/regenerator/issues/274 for more details. + Gp[iteratorSymbol] = function() { + return this; + }; + + Gp.toString = function() { + return "[object Generator]"; + }; + + function pushTryEntry(locs) { + var entry = { tryLoc: locs[0] }; + + if (1 in locs) { + entry.catchLoc = locs[1]; + } + + if (2 in locs) { + entry.finallyLoc = locs[2]; + entry.afterLoc = locs[3]; + } + + this.tryEntries.push(entry); + } + + function resetTryEntry(entry) { + var record = entry.completion || {}; + record.type = "normal"; + delete record.arg; + entry.completion = record; + } + + function Context(tryLocsList) { + // The root entry object (effectively a try statement without a catch + // or a finally block) gives us a place to store values thrown from + // locations where there is no enclosing try statement. + this.tryEntries = [{ tryLoc: "root" }]; + tryLocsList.forEach(pushTryEntry, this); + this.reset(true); + } + + runtime.keys = function(object) { + var keys = []; + for (var key in object) { + keys.push(key); + } + keys.reverse(); + + // Rather than returning an object with a next method, we keep + // things simple and return the next function itself. + return function next() { + while (keys.length) { + var key = keys.pop(); + if (key in object) { + next.value = key; + next.done = false; + return next; + } + } + + // To avoid creating an additional object, we just hang the .value + // and .done properties off the next function object itself. This + // also ensures that the minifier will not anonymize the function. + next.done = true; + return next; + }; + }; + + function values(iterable) { + if (iterable) { + var iteratorMethod = iterable[iteratorSymbol]; + if (iteratorMethod) { + return iteratorMethod.call(iterable); + } + + if (typeof iterable.next === "function") { + return iterable; + } + + if (!isNaN(iterable.length)) { + var i = -1, next = function next() { + while (++i < iterable.length) { + if (hasOwn.call(iterable, i)) { + next.value = iterable[i]; + next.done = false; + return next; + } + } + + next.value = undefined; + next.done = true; + + return next; + }; + + return next.next = next; + } + } + + // Return an iterator with no values. + return { next: doneResult }; + } + runtime.values = values; + + function doneResult() { + return { value: undefined, done: true }; + } + + Context.prototype = { + constructor: Context, + + reset: function(skipTempReset) { + this.prev = 0; + this.next = 0; + // Resetting context._sent for legacy support of Babel's + // function.sent implementation. + this.sent = this._sent = undefined; + this.done = false; + this.delegate = null; + + this.method = "next"; + this.arg = undefined; + + this.tryEntries.forEach(resetTryEntry); + + if (!skipTempReset) { + for (var name in this) { + // Not sure about the optimal order of these conditions: + if (name.charAt(0) === "t" && + hasOwn.call(this, name) && + !isNaN(+name.slice(1))) { + this[name] = undefined; + } + } + } + }, + + stop: function() { + this.done = true; + + var rootEntry = this.tryEntries[0]; + var rootRecord = rootEntry.completion; + if (rootRecord.type === "throw") { + throw rootRecord.arg; + } + + return this.rval; + }, + + dispatchException: function(exception) { + if (this.done) { + throw exception; + } + + var context = this; + function handle(loc, caught) { + record.type = "throw"; + record.arg = exception; + context.next = loc; + + if (caught) { + // If the dispatched exception was caught by a catch block, + // then let that catch block handle the exception normally. + context.method = "next"; + context.arg = undefined; + } + + return !! caught; + } + + for (var i = this.tryEntries.length - 1; i >= 0; --i) { + var entry = this.tryEntries[i]; + var record = entry.completion; + + if (entry.tryLoc === "root") { + // Exception thrown outside of any try block that could handle + // it, so set the completion value of the entire function to + // throw the exception. + return handle("end"); + } + + if (entry.tryLoc <= this.prev) { + var hasCatch = hasOwn.call(entry, "catchLoc"); + var hasFinally = hasOwn.call(entry, "finallyLoc"); + + if (hasCatch && hasFinally) { + if (this.prev < entry.catchLoc) { + return handle(entry.catchLoc, true); + } else if (this.prev < entry.finallyLoc) { + return handle(entry.finallyLoc); + } + + } else if (hasCatch) { + if (this.prev < entry.catchLoc) { + return handle(entry.catchLoc, true); + } + + } else if (hasFinally) { + if (this.prev < entry.finallyLoc) { + return handle(entry.finallyLoc); + } + + } else { + throw new Error("try statement without catch or finally"); + } + } + } + }, + + abrupt: function(type, arg) { + for (var i = this.tryEntries.length - 1; i >= 0; --i) { + var entry = this.tryEntries[i]; + if (entry.tryLoc <= this.prev && + hasOwn.call(entry, "finallyLoc") && + this.prev < entry.finallyLoc) { + var finallyEntry = entry; + break; + } + } + + if (finallyEntry && + (type === "break" || + type === "continue") && + finallyEntry.tryLoc <= arg && + arg <= finallyEntry.finallyLoc) { + // Ignore the finally entry if control is not jumping to a + // location outside the try/catch block. + finallyEntry = null; + } + + var record = finallyEntry ? finallyEntry.completion : {}; + record.type = type; + record.arg = arg; + + if (finallyEntry) { + this.method = "next"; + this.next = finallyEntry.finallyLoc; + return ContinueSentinel; + } + + return this.complete(record); + }, + + complete: function(record, afterLoc) { + if (record.type === "throw") { + throw record.arg; + } + + if (record.type === "break" || + record.type === "continue") { + this.next = record.arg; + } else if (record.type === "return") { + this.rval = this.arg = record.arg; + this.method = "return"; + this.next = "end"; + } else if (record.type === "normal" && afterLoc) { + this.next = afterLoc; + } + + return ContinueSentinel; + }, + + finish: function(finallyLoc) { + for (var i = this.tryEntries.length - 1; i >= 0; --i) { + var entry = this.tryEntries[i]; + if (entry.finallyLoc === finallyLoc) { + this.complete(entry.completion, entry.afterLoc); + resetTryEntry(entry); + return ContinueSentinel; + } + } + }, + + "catch": function(tryLoc) { + for (var i = this.tryEntries.length - 1; i >= 0; --i) { + var entry = this.tryEntries[i]; + if (entry.tryLoc === tryLoc) { + var record = entry.completion; + if (record.type === "throw") { + var thrown = record.arg; + resetTryEntry(entry); + } + return thrown; + } + } + + // The context.catch method must only be called with a location + // argument that corresponds to a known catch block. + throw new Error("illegal catch attempt"); + }, + + delegateYield: function(iterable, resultName, nextLoc) { + this.delegate = { + iterator: values(iterable), + resultName: resultName, + nextLoc: nextLoc + }; + + if (this.method === "next") { + // Deliberately forget the last sent value so that we don't + // accidentally pass it on to the delegate. + this.arg = undefined; + } + + return ContinueSentinel; + } + }; + })( + // In sloppy mode, unbound `this` refers to the global object, fallback to + // Function constructor if we're in global strict mode. That is sadly a form + // of indirect eval which violates Content Security Policy. + (function() { return this })() || Function("return this")() + ); + }); var polyfillEntry = { };