(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["polyfills"],{

/***/ "./node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/jit-polyfills.js":
/*!**************************************************************************************************!*\
  !*** ./node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/jit-polyfills.js ***!
  \**************************************************************************************************/
/*! no exports provided */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var core_js_proposals_reflect_metadata__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! core-js/proposals/reflect-metadata */ "./node_modules/core-js/proposals/reflect-metadata.js");
/* harmony import */ var core_js_proposals_reflect_metadata__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(core_js_proposals_reflect_metadata__WEBPACK_IMPORTED_MODULE_0__);
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */



/***/ }),

/***/ "./node_modules/base64-js/index.js":
/*!*****************************************!*\
  !*** ./node_modules/base64-js/index.js ***!
  \*****************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";


exports.byteLength = byteLength
exports.toByteArray = toByteArray
exports.fromByteArray = fromByteArray

var lookup = []
var revLookup = []
var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array

var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
for (var i = 0, len = code.length; i < len; ++i) {
  lookup[i] = code[i]
  revLookup[code.charCodeAt(i)] = i
}

// Support decoding URL-safe base64 strings, as Node.js does.
// See: https://en.wikipedia.org/wiki/Base64#URL_applications
revLookup['-'.charCodeAt(0)] = 62
revLookup['_'.charCodeAt(0)] = 63

function getLens (b64) {
  var len = b64.length

  if (len % 4 > 0) {
    throw new Error('Invalid string. Length must be a multiple of 4')
  }

  // Trim off extra bytes after placeholder bytes are found
  // See: https://github.com/beatgammit/base64-js/issues/42
  var validLen = b64.indexOf('=')
  if (validLen === -1) validLen = len

  var placeHoldersLen = validLen === len
    ? 0
    : 4 - (validLen % 4)

  return [validLen, placeHoldersLen]
}

// base64 is 4/3 + up to two characters of the original data
function byteLength (b64) {
  var lens = getLens(b64)
  var validLen = lens[0]
  var placeHoldersLen = lens[1]
  return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
}

function _byteLength (b64, validLen, placeHoldersLen) {
  return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
}

function toByteArray (b64) {
  var tmp
  var lens = getLens(b64)
  var validLen = lens[0]
  var placeHoldersLen = lens[1]

  var arr = new Arr(_byteLength(b64, validLen, placeHoldersLen))

  var curByte = 0

  // if there are placeholders, only get up to the last complete 4 chars
  var len = placeHoldersLen > 0
    ? validLen - 4
    : validLen

  var i
  for (i = 0; i < len; i += 4) {
    tmp =
      (revLookup[b64.charCodeAt(i)] << 18) |
      (revLookup[b64.charCodeAt(i + 1)] << 12) |
      (revLookup[b64.charCodeAt(i + 2)] << 6) |
      revLookup[b64.charCodeAt(i + 3)]
    arr[curByte++] = (tmp >> 16) & 0xFF
    arr[curByte++] = (tmp >> 8) & 0xFF
    arr[curByte++] = tmp & 0xFF
  }

  if (placeHoldersLen === 2) {
    tmp =
      (revLookup[b64.charCodeAt(i)] << 2) |
      (revLookup[b64.charCodeAt(i + 1)] >> 4)
    arr[curByte++] = tmp & 0xFF
  }

  if (placeHoldersLen === 1) {
    tmp =
      (revLookup[b64.charCodeAt(i)] << 10) |
      (revLookup[b64.charCodeAt(i + 1)] << 4) |
      (revLookup[b64.charCodeAt(i + 2)] >> 2)
    arr[curByte++] = (tmp >> 8) & 0xFF
    arr[curByte++] = tmp & 0xFF
  }

  return arr
}

function tripletToBase64 (num) {
  return lookup[num >> 18 & 0x3F] +
    lookup[num >> 12 & 0x3F] +
    lookup[num >> 6 & 0x3F] +
    lookup[num & 0x3F]
}

function encodeChunk (uint8, start, end) {
  var tmp
  var output = []
  for (var i = start; i < end; i += 3) {
    tmp =
      ((uint8[i] << 16) & 0xFF0000) +
      ((uint8[i + 1] << 8) & 0xFF00) +
      (uint8[i + 2] & 0xFF)
    output.push(tripletToBase64(tmp))
  }
  return output.join('')
}

function fromByteArray (uint8) {
  var tmp
  var len = uint8.length
  var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
  var parts = []
  var maxChunkLength = 16383 // must be multiple of 3

  // go through the array every three bytes, we'll deal with trailing stuff later
  for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
    parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
  }

  // pad the end with zeros, but make sure to not forget the extra bytes
  if (extraBytes === 1) {
    tmp = uint8[len - 1]
    parts.push(
      lookup[tmp >> 2] +
      lookup[(tmp << 4) & 0x3F] +
      '=='
    )
  } else if (extraBytes === 2) {
    tmp = (uint8[len - 2] << 8) + uint8[len - 1]
    parts.push(
      lookup[tmp >> 10] +
      lookup[(tmp >> 4) & 0x3F] +
      lookup[(tmp << 2) & 0x3F] +
      '='
    )
  }

  return parts.join('')
}


/***/ }),

/***/ "./node_modules/buffer/index.js":
/*!**************************************!*\
  !*** ./node_modules/buffer/index.js ***!
  \**************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";
/*!
 * The buffer module from node.js, for the browser.
 *
 * @author   Feross Aboukhadijeh <http://feross.org>
 * @license  MIT
 */
/* eslint-disable no-proto */



var base64 = __webpack_require__(/*! base64-js */ "./node_modules/base64-js/index.js")
var ieee754 = __webpack_require__(/*! ieee754 */ "./node_modules/ieee754/index.js")
var isArray = __webpack_require__(/*! isarray */ "./node_modules/isarray/index.js")

exports.Buffer = Buffer
exports.SlowBuffer = SlowBuffer
exports.INSPECT_MAX_BYTES = 50

/**
 * If `Buffer.TYPED_ARRAY_SUPPORT`:
 *   === true    Use Uint8Array implementation (fastest)
 *   === false   Use Object implementation (most compatible, even IE6)
 *
 * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
 * Opera 11.6+, iOS 4.2+.
 *
 * Due to various browser bugs, sometimes the Object implementation will be used even
 * when the browser supports typed arrays.
 *
 * Note:
 *
 *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
 *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
 *
 *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
 *
 *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
 *     incorrect length in some situations.

 * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
 * get the Object implementation, which is slower but behaves correctly.
 */
Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
  ? global.TYPED_ARRAY_SUPPORT
  : typedArraySupport()

/*
 * Export kMaxLength after typed array support is determined.
 */
exports.kMaxLength = kMaxLength()

function typedArraySupport () {
  try {
    var arr = new Uint8Array(1)
    arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
    return arr.foo() === 42 && // typed array instances can be augmented
        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
        arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
  } catch (e) {
    return false
  }
}

function kMaxLength () {
  return Buffer.TYPED_ARRAY_SUPPORT
    ? 0x7fffffff
    : 0x3fffffff
}

function createBuffer (that, length) {
  if (kMaxLength() < length) {
    throw new RangeError('Invalid typed array length')
  }
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    // Return an augmented `Uint8Array` instance, for best performance
    that = new Uint8Array(length)
    that.__proto__ = Buffer.prototype
  } else {
    // Fallback: Return an object instance of the Buffer class
    if (that === null) {
      that = new Buffer(length)
    }
    that.length = length
  }

  return that
}

/**
 * The Buffer constructor returns instances of `Uint8Array` that have their
 * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
 * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
 * and the `Uint8Array` methods. Square bracket notation works as expected -- it
 * returns a single octet.
 *
 * The `Uint8Array` prototype remains unmodified.
 */

function Buffer (arg, encodingOrOffset, length) {
  if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
    return new Buffer(arg, encodingOrOffset, length)
  }

  // Common case.
  if (typeof arg === 'number') {
    if (typeof encodingOrOffset === 'string') {
      throw new Error(
        'If encoding is specified then the first argument must be a string'
      )
    }
    return allocUnsafe(this, arg)
  }
  return from(this, arg, encodingOrOffset, length)
}

Buffer.poolSize = 8192 // not used by this implementation

// TODO: Legacy, not needed anymore. Remove in next major version.
Buffer._augment = function (arr) {
  arr.__proto__ = Buffer.prototype
  return arr
}

function from (that, value, encodingOrOffset, length) {
  if (typeof value === 'number') {
    throw new TypeError('"value" argument must not be a number')
  }

  if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
    return fromArrayBuffer(that, value, encodingOrOffset, length)
  }

  if (typeof value === 'string') {
    return fromString(that, value, encodingOrOffset)
  }

  return fromObject(that, value)
}

/**
 * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
 * if value is a number.
 * Buffer.from(str[, encoding])
 * Buffer.from(array)
 * Buffer.from(buffer)
 * Buffer.from(arrayBuffer[, byteOffset[, length]])
 **/
Buffer.from = function (value, encodingOrOffset, length) {
  return from(null, value, encodingOrOffset, length)
}

if (Buffer.TYPED_ARRAY_SUPPORT) {
  Buffer.prototype.__proto__ = Uint8Array.prototype
  Buffer.__proto__ = Uint8Array
  if (typeof Symbol !== 'undefined' && Symbol.species &&
      Buffer[Symbol.species] === Buffer) {
    // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
    Object.defineProperty(Buffer, Symbol.species, {
      value: null,
      configurable: true
    })
  }
}

function assertSize (size) {
  if (typeof size !== 'number') {
    throw new TypeError('"size" argument must be a number')
  } else if (size < 0) {
    throw new RangeError('"size" argument must not be negative')
  }
}

function alloc (that, size, fill, encoding) {
  assertSize(size)
  if (size <= 0) {
    return createBuffer(that, size)
  }
  if (fill !== undefined) {
    // Only pay attention to encoding if it's a string. This
    // prevents accidentally sending in a number that would
    // be interpretted as a start offset.
    return typeof encoding === 'string'
      ? createBuffer(that, size).fill(fill, encoding)
      : createBuffer(that, size).fill(fill)
  }
  return createBuffer(that, size)
}

/**
 * Creates a new filled Buffer instance.
 * alloc(size[, fill[, encoding]])
 **/
Buffer.alloc = function (size, fill, encoding) {
  return alloc(null, size, fill, encoding)
}

function allocUnsafe (that, size) {
  assertSize(size)
  that = createBuffer(that, size < 0 ? 0 : checked(size) | 0)
  if (!Buffer.TYPED_ARRAY_SUPPORT) {
    for (var i = 0; i < size; ++i) {
      that[i] = 0
    }
  }
  return that
}

/**
 * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
 * */
Buffer.allocUnsafe = function (size) {
  return allocUnsafe(null, size)
}
/**
 * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
 */
Buffer.allocUnsafeSlow = function (size) {
  return allocUnsafe(null, size)
}

function fromString (that, string, encoding) {
  if (typeof encoding !== 'string' || encoding === '') {
    encoding = 'utf8'
  }

  if (!Buffer.isEncoding(encoding)) {
    throw new TypeError('"encoding" must be a valid string encoding')
  }

  var length = byteLength(string, encoding) | 0
  that = createBuffer(that, length)

  var actual = that.write(string, encoding)

  if (actual !== length) {
    // Writing a hex string, for example, that contains invalid characters will
    // cause everything after the first invalid character to be ignored. (e.g.
    // 'abxxcd' will be treated as 'ab')
    that = that.slice(0, actual)
  }

  return that
}

function fromArrayLike (that, array) {
  var length = array.length < 0 ? 0 : checked(array.length) | 0
  that = createBuffer(that, length)
  for (var i = 0; i < length; i += 1) {
    that[i] = array[i] & 255
  }
  return that
}

function fromArrayBuffer (that, array, byteOffset, length) {
  array.byteLength // this throws if `array` is not a valid ArrayBuffer

  if (byteOffset < 0 || array.byteLength < byteOffset) {
    throw new RangeError('\'offset\' is out of bounds')
  }

  if (array.byteLength < byteOffset + (length || 0)) {
    throw new RangeError('\'length\' is out of bounds')
  }

  if (byteOffset === undefined && length === undefined) {
    array = new Uint8Array(array)
  } else if (length === undefined) {
    array = new Uint8Array(array, byteOffset)
  } else {
    array = new Uint8Array(array, byteOffset, length)
  }

  if (Buffer.TYPED_ARRAY_SUPPORT) {
    // Return an augmented `Uint8Array` instance, for best performance
    that = array
    that.__proto__ = Buffer.prototype
  } else {
    // Fallback: Return an object instance of the Buffer class
    that = fromArrayLike(that, array)
  }
  return that
}

function fromObject (that, obj) {
  if (Buffer.isBuffer(obj)) {
    var len = checked(obj.length) | 0
    that = createBuffer(that, len)

    if (that.length === 0) {
      return that
    }

    obj.copy(that, 0, 0, len)
    return that
  }

  if (obj) {
    if ((typeof ArrayBuffer !== 'undefined' &&
        obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
      if (typeof obj.length !== 'number' || isnan(obj.length)) {
        return createBuffer(that, 0)
      }
      return fromArrayLike(that, obj)
    }

    if (obj.type === 'Buffer' && isArray(obj.data)) {
      return fromArrayLike(that, obj.data)
    }
  }

  throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
}

function checked (length) {
  // Note: cannot use `length < kMaxLength()` here because that fails when
  // length is NaN (which is otherwise coerced to zero.)
  if (length >= kMaxLength()) {
    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
                         'size: 0x' + kMaxLength().toString(16) + ' bytes')
  }
  return length | 0
}

function SlowBuffer (length) {
  if (+length != length) { // eslint-disable-line eqeqeq
    length = 0
  }
  return Buffer.alloc(+length)
}

Buffer.isBuffer = function isBuffer (b) {
  return !!(b != null && b._isBuffer)
}

Buffer.compare = function compare (a, b) {
  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
    throw new TypeError('Arguments must be Buffers')
  }

  if (a === b) return 0

  var x = a.length
  var y = b.length

  for (var i = 0, len = Math.min(x, y); i < len; ++i) {
    if (a[i] !== b[i]) {
      x = a[i]
      y = b[i]
      break
    }
  }

  if (x < y) return -1
  if (y < x) return 1
  return 0
}

Buffer.isEncoding = function isEncoding (encoding) {
  switch (String(encoding).toLowerCase()) {
    case 'hex':
    case 'utf8':
    case 'utf-8':
    case 'ascii':
    case 'latin1':
    case 'binary':
    case 'base64':
    case 'ucs2':
    case 'ucs-2':
    case 'utf16le':
    case 'utf-16le':
      return true
    default:
      return false
  }
}

Buffer.concat = function concat (list, length) {
  if (!isArray(list)) {
    throw new TypeError('"list" argument must be an Array of Buffers')
  }

  if (list.length === 0) {
    return Buffer.alloc(0)
  }

  var i
  if (length === undefined) {
    length = 0
    for (i = 0; i < list.length; ++i) {
      length += list[i].length
    }
  }

  var buffer = Buffer.allocUnsafe(length)
  var pos = 0
  for (i = 0; i < list.length; ++i) {
    var buf = list[i]
    if (!Buffer.isBuffer(buf)) {
      throw new TypeError('"list" argument must be an Array of Buffers')
    }
    buf.copy(buffer, pos)
    pos += buf.length
  }
  return buffer
}

function byteLength (string, encoding) {
  if (Buffer.isBuffer(string)) {
    return string.length
  }
  if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
      (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
    return string.byteLength
  }
  if (typeof string !== 'string') {
    string = '' + string
  }

  var len = string.length
  if (len === 0) return 0

  // Use a for loop to avoid recursion
  var loweredCase = false
  for (;;) {
    switch (encoding) {
      case 'ascii':
      case 'latin1':
      case 'binary':
        return len
      case 'utf8':
      case 'utf-8':
      case undefined:
        return utf8ToBytes(string).length
      case 'ucs2':
      case 'ucs-2':
      case 'utf16le':
      case 'utf-16le':
        return len * 2
      case 'hex':
        return len >>> 1
      case 'base64':
        return base64ToBytes(string).length
      default:
        if (loweredCase) return utf8ToBytes(string).length // assume utf8
        encoding = ('' + encoding).toLowerCase()
        loweredCase = true
    }
  }
}
Buffer.byteLength = byteLength

function slowToString (encoding, start, end) {
  var loweredCase = false

  // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
  // property of a typed array.

  // This behaves neither like String nor Uint8Array in that we set start/end
  // to their upper/lower bounds if the value passed is out of range.
  // undefined is handled specially as per ECMA-262 6th Edition,
  // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
  if (start === undefined || start < 0) {
    start = 0
  }
  // Return early if start > this.length. Done here to prevent potential uint32
  // coercion fail below.
  if (start > this.length) {
    return ''
  }

  if (end === undefined || end > this.length) {
    end = this.length
  }

  if (end <= 0) {
    return ''
  }

  // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
  end >>>= 0
  start >>>= 0

  if (end <= start) {
    return ''
  }

  if (!encoding) encoding = 'utf8'

  while (true) {
    switch (encoding) {
      case 'hex':
        return hexSlice(this, start, end)

      case 'utf8':
      case 'utf-8':
        return utf8Slice(this, start, end)

      case 'ascii':
        return asciiSlice(this, start, end)

      case 'latin1':
      case 'binary':
        return latin1Slice(this, start, end)

      case 'base64':
        return base64Slice(this, start, end)

      case 'ucs2':
      case 'ucs-2':
      case 'utf16le':
      case 'utf-16le':
        return utf16leSlice(this, start, end)

      default:
        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
        encoding = (encoding + '').toLowerCase()
        loweredCase = true
    }
  }
}

// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
// Buffer instances.
Buffer.prototype._isBuffer = true

function swap (b, n, m) {
  var i = b[n]
  b[n] = b[m]
  b[m] = i
}

Buffer.prototype.swap16 = function swap16 () {
  var len = this.length
  if (len % 2 !== 0) {
    throw new RangeError('Buffer size must be a multiple of 16-bits')
  }
  for (var i = 0; i < len; i += 2) {
    swap(this, i, i + 1)
  }
  return this
}

Buffer.prototype.swap32 = function swap32 () {
  var len = this.length
  if (len % 4 !== 0) {
    throw new RangeError('Buffer size must be a multiple of 32-bits')
  }
  for (var i = 0; i < len; i += 4) {
    swap(this, i, i + 3)
    swap(this, i + 1, i + 2)
  }
  return this
}

Buffer.prototype.swap64 = function swap64 () {
  var len = this.length
  if (len % 8 !== 0) {
    throw new RangeError('Buffer size must be a multiple of 64-bits')
  }
  for (var i = 0; i < len; i += 8) {
    swap(this, i, i + 7)
    swap(this, i + 1, i + 6)
    swap(this, i + 2, i + 5)
    swap(this, i + 3, i + 4)
  }
  return this
}

Buffer.prototype.toString = function toString () {
  var length = this.length | 0
  if (length === 0) return ''
  if (arguments.length === 0) return utf8Slice(this, 0, length)
  return slowToString.apply(this, arguments)
}

Buffer.prototype.equals = function equals (b) {
  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
  if (this === b) return true
  return Buffer.compare(this, b) === 0
}

Buffer.prototype.inspect = function inspect () {
  var str = ''
  var max = exports.INSPECT_MAX_BYTES
  if (this.length > 0) {
    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
    if (this.length > max) str += ' ... '
  }
  return '<Buffer ' + str + '>'
}

Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
  if (!Buffer.isBuffer(target)) {
    throw new TypeError('Argument must be a Buffer')
  }

  if (start === undefined) {
    start = 0
  }
  if (end === undefined) {
    end = target ? target.length : 0
  }
  if (thisStart === undefined) {
    thisStart = 0
  }
  if (thisEnd === undefined) {
    thisEnd = this.length
  }

  if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
    throw new RangeError('out of range index')
  }

  if (thisStart >= thisEnd && start >= end) {
    return 0
  }
  if (thisStart >= thisEnd) {
    return -1
  }
  if (start >= end) {
    return 1
  }

  start >>>= 0
  end >>>= 0
  thisStart >>>= 0
  thisEnd >>>= 0

  if (this === target) return 0

  var x = thisEnd - thisStart
  var y = end - start
  var len = Math.min(x, y)

  var thisCopy = this.slice(thisStart, thisEnd)
  var targetCopy = target.slice(start, end)

  for (var i = 0; i < len; ++i) {
    if (thisCopy[i] !== targetCopy[i]) {
      x = thisCopy[i]
      y = targetCopy[i]
      break
    }
  }

  if (x < y) return -1
  if (y < x) return 1
  return 0
}

// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
//
// Arguments:
// - buffer - a Buffer to search
// - val - a string, Buffer, or number
// - byteOffset - an index into `buffer`; will be clamped to an int32
// - encoding - an optional encoding, relevant is val is a string
// - dir - true for indexOf, false for lastIndexOf
function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
  // Empty buffer means no match
  if (buffer.length === 0) return -1

  // Normalize byteOffset
  if (typeof byteOffset === 'string') {
    encoding = byteOffset
    byteOffset = 0
  } else if (byteOffset > 0x7fffffff) {
    byteOffset = 0x7fffffff
  } else if (byteOffset < -0x80000000) {
    byteOffset = -0x80000000
  }
  byteOffset = +byteOffset  // Coerce to Number.
  if (isNaN(byteOffset)) {
    // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
    byteOffset = dir ? 0 : (buffer.length - 1)
  }

  // Normalize byteOffset: negative offsets start from the end of the buffer
  if (byteOffset < 0) byteOffset = buffer.length + byteOffset
  if (byteOffset >= buffer.length) {
    if (dir) return -1
    else byteOffset = buffer.length - 1
  } else if (byteOffset < 0) {
    if (dir) byteOffset = 0
    else return -1
  }

  // Normalize val
  if (typeof val === 'string') {
    val = Buffer.from(val, encoding)
  }

  // Finally, search either indexOf (if dir is true) or lastIndexOf
  if (Buffer.isBuffer(val)) {
    // Special case: looking for empty string/buffer always fails
    if (val.length === 0) {
      return -1
    }
    return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
  } else if (typeof val === 'number') {
    val = val & 0xFF // Search for a byte value [0-255]
    if (Buffer.TYPED_ARRAY_SUPPORT &&
        typeof Uint8Array.prototype.indexOf === 'function') {
      if (dir) {
        return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
      } else {
        return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
      }
    }
    return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
  }

  throw new TypeError('val must be string, number or Buffer')
}

function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
  var indexSize = 1
  var arrLength = arr.length
  var valLength = val.length

  if (encoding !== undefined) {
    encoding = String(encoding).toLowerCase()
    if (encoding === 'ucs2' || encoding === 'ucs-2' ||
        encoding === 'utf16le' || encoding === 'utf-16le') {
      if (arr.length < 2 || val.length < 2) {
        return -1
      }
      indexSize = 2
      arrLength /= 2
      valLength /= 2
      byteOffset /= 2
    }
  }

  function read (buf, i) {
    if (indexSize === 1) {
      return buf[i]
    } else {
      return buf.readUInt16BE(i * indexSize)
    }
  }

  var i
  if (dir) {
    var foundIndex = -1
    for (i = byteOffset; i < arrLength; i++) {
      if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
        if (foundIndex === -1) foundIndex = i
        if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
      } else {
        if (foundIndex !== -1) i -= i - foundIndex
        foundIndex = -1
      }
    }
  } else {
    if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
    for (i = byteOffset; i >= 0; i--) {
      var found = true
      for (var j = 0; j < valLength; j++) {
        if (read(arr, i + j) !== read(val, j)) {
          found = false
          break
        }
      }
      if (found) return i
    }
  }

  return -1
}

Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
  return this.indexOf(val, byteOffset, encoding) !== -1
}

Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
  return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
}

Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
  return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
}

function hexWrite (buf, string, offset, length) {
  offset = Number(offset) || 0
  var remaining = buf.length - offset
  if (!length) {
    length = remaining
  } else {
    length = Number(length)
    if (length > remaining) {
      length = remaining
    }
  }

  // must be an even number of digits
  var strLen = string.length
  if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')

  if (length > strLen / 2) {
    length = strLen / 2
  }
  for (var i = 0; i < length; ++i) {
    var parsed = parseInt(string.substr(i * 2, 2), 16)
    if (isNaN(parsed)) return i
    buf[offset + i] = parsed
  }
  return i
}

function utf8Write (buf, string, offset, length) {
  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
}

function asciiWrite (buf, string, offset, length) {
  return blitBuffer(asciiToBytes(string), buf, offset, length)
}

function latin1Write (buf, string, offset, length) {
  return asciiWrite(buf, string, offset, length)
}

function base64Write (buf, string, offset, length) {
  return blitBuffer(base64ToBytes(string), buf, offset, length)
}

function ucs2Write (buf, string, offset, length) {
  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
}

Buffer.prototype.write = function write (string, offset, length, encoding) {
  // Buffer#write(string)
  if (offset === undefined) {
    encoding = 'utf8'
    length = this.length
    offset = 0
  // Buffer#write(string, encoding)
  } else if (length === undefined && typeof offset === 'string') {
    encoding = offset
    length = this.length
    offset = 0
  // Buffer#write(string, offset[, length][, encoding])
  } else if (isFinite(offset)) {
    offset = offset | 0
    if (isFinite(length)) {
      length = length | 0
      if (encoding === undefined) encoding = 'utf8'
    } else {
      encoding = length
      length = undefined
    }
  // legacy write(string, encoding, offset, length) - remove in v0.13
  } else {
    throw new Error(
      'Buffer.write(string, encoding, offset[, length]) is no longer supported'
    )
  }

  var remaining = this.length - offset
  if (length === undefined || length > remaining) length = remaining

  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
    throw new RangeError('Attempt to write outside buffer bounds')
  }

  if (!encoding) encoding = 'utf8'

  var loweredCase = false
  for (;;) {
    switch (encoding) {
      case 'hex':
        return hexWrite(this, string, offset, length)

      case 'utf8':
      case 'utf-8':
        return utf8Write(this, string, offset, length)

      case 'ascii':
        return asciiWrite(this, string, offset, length)

      case 'latin1':
      case 'binary':
        return latin1Write(this, string, offset, length)

      case 'base64':
        // Warning: maxLength not taken into account in base64Write
        return base64Write(this, string, offset, length)

      case 'ucs2':
      case 'ucs-2':
      case 'utf16le':
      case 'utf-16le':
        return ucs2Write(this, string, offset, length)

      default:
        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
        encoding = ('' + encoding).toLowerCase()
        loweredCase = true
    }
  }
}

Buffer.prototype.toJSON = function toJSON () {
  return {
    type: 'Buffer',
    data: Array.prototype.slice.call(this._arr || this, 0)
  }
}

function base64Slice (buf, start, end) {
  if (start === 0 && end === buf.length) {
    return base64.fromByteArray(buf)
  } else {
    return base64.fromByteArray(buf.slice(start, end))
  }
}

function utf8Slice (buf, start, end) {
  end = Math.min(buf.length, end)
  var res = []

  var i = start
  while (i < end) {
    var firstByte = buf[i]
    var codePoint = null
    var bytesPerSequence = (firstByte > 0xEF) ? 4
      : (firstByte > 0xDF) ? 3
      : (firstByte > 0xBF) ? 2
      : 1

    if (i + bytesPerSequence <= end) {
      var secondByte, thirdByte, fourthByte, tempCodePoint

      switch (bytesPerSequence) {
        case 1:
          if (firstByte < 0x80) {
            codePoint = firstByte
          }
          break
        case 2:
          secondByte = buf[i + 1]
          if ((secondByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
            if (tempCodePoint > 0x7F) {
              codePoint = tempCodePoint
            }
          }
          break
        case 3:
          secondByte = buf[i + 1]
          thirdByte = buf[i + 2]
          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
            if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
              codePoint = tempCodePoint
            }
          }
          break
        case 4:
          secondByte = buf[i + 1]
          thirdByte = buf[i + 2]
          fourthByte = buf[i + 3]
          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
            if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
              codePoint = tempCodePoint
            }
          }
      }
    }

    if (codePoint === null) {
      // we did not generate a valid codePoint so insert a
      // replacement char (U+FFFD) and advance only 1 byte
      codePoint = 0xFFFD
      bytesPerSequence = 1
    } else if (codePoint > 0xFFFF) {
      // encode to utf16 (surrogate pair dance)
      codePoint -= 0x10000
      res.push(codePoint >>> 10 & 0x3FF | 0xD800)
      codePoint = 0xDC00 | codePoint & 0x3FF
    }

    res.push(codePoint)
    i += bytesPerSequence
  }

  return decodeCodePointsArray(res)
}

// Based on http://stackoverflow.com/a/22747272/680742, the browser with
// the lowest limit is Chrome, with 0x10000 args.
// We go 1 magnitude less, for safety
var MAX_ARGUMENTS_LENGTH = 0x1000

function decodeCodePointsArray (codePoints) {
  var len = codePoints.length
  if (len <= MAX_ARGUMENTS_LENGTH) {
    return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
  }

  // Decode in chunks to avoid "call stack size exceeded".
  var res = ''
  var i = 0
  while (i < len) {
    res += String.fromCharCode.apply(
      String,
      codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
    )
  }
  return res
}

function asciiSlice (buf, start, end) {
  var ret = ''
  end = Math.min(buf.length, end)

  for (var i = start; i < end; ++i) {
    ret += String.fromCharCode(buf[i] & 0x7F)
  }
  return ret
}

function latin1Slice (buf, start, end) {
  var ret = ''
  end = Math.min(buf.length, end)

  for (var i = start; i < end; ++i) {
    ret += String.fromCharCode(buf[i])
  }
  return ret
}

function hexSlice (buf, start, end) {
  var len = buf.length

  if (!start || start < 0) start = 0
  if (!end || end < 0 || end > len) end = len

  var out = ''
  for (var i = start; i < end; ++i) {
    out += toHex(buf[i])
  }
  return out
}

function utf16leSlice (buf, start, end) {
  var bytes = buf.slice(start, end)
  var res = ''
  for (var i = 0; i < bytes.length; i += 2) {
    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
  }
  return res
}

Buffer.prototype.slice = function slice (start, end) {
  var len = this.length
  start = ~~start
  end = end === undefined ? len : ~~end

  if (start < 0) {
    start += len
    if (start < 0) start = 0
  } else if (start > len) {
    start = len
  }

  if (end < 0) {
    end += len
    if (end < 0) end = 0
  } else if (end > len) {
    end = len
  }

  if (end < start) end = start

  var newBuf
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    newBuf = this.subarray(start, end)
    newBuf.__proto__ = Buffer.prototype
  } else {
    var sliceLen = end - start
    newBuf = new Buffer(sliceLen, undefined)
    for (var i = 0; i < sliceLen; ++i) {
      newBuf[i] = this[i + start]
    }
  }

  return newBuf
}

/*
 * Need to make sure that buffer isn't trying to write out of bounds.
 */
function checkOffset (offset, ext, length) {
  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
}

Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var val = this[offset]
  var mul = 1
  var i = 0
  while (++i < byteLength && (mul *= 0x100)) {
    val += this[offset + i] * mul
  }

  return val
}

Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) {
    checkOffset(offset, byteLength, this.length)
  }

  var val = this[offset + --byteLength]
  var mul = 1
  while (byteLength > 0 && (mul *= 0x100)) {
    val += this[offset + --byteLength] * mul
  }

  return val
}

Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 1, this.length)
  return this[offset]
}

Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 2, this.length)
  return this[offset] | (this[offset + 1] << 8)
}

Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 2, this.length)
  return (this[offset] << 8) | this[offset + 1]
}

Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)

  return ((this[offset]) |
      (this[offset + 1] << 8) |
      (this[offset + 2] << 16)) +
      (this[offset + 3] * 0x1000000)
}

Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset] * 0x1000000) +
    ((this[offset + 1] << 16) |
    (this[offset + 2] << 8) |
    this[offset + 3])
}

Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var val = this[offset]
  var mul = 1
  var i = 0
  while (++i < byteLength && (mul *= 0x100)) {
    val += this[offset + i] * mul
  }
  mul *= 0x80

  if (val >= mul) val -= Math.pow(2, 8 * byteLength)

  return val
}

Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var i = byteLength
  var mul = 1
  var val = this[offset + --i]
  while (i > 0 && (mul *= 0x100)) {
    val += this[offset + --i] * mul
  }
  mul *= 0x80

  if (val >= mul) val -= Math.pow(2, 8 * byteLength)

  return val
}

Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 1, this.length)
  if (!(this[offset] & 0x80)) return (this[offset])
  return ((0xff - this[offset] + 1) * -1)
}

Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 2, this.length)
  var val = this[offset] | (this[offset + 1] << 8)
  return (val & 0x8000) ? val | 0xFFFF0000 : val
}

Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 2, this.length)
  var val = this[offset + 1] | (this[offset] << 8)
  return (val & 0x8000) ? val | 0xFFFF0000 : val
}

Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset]) |
    (this[offset + 1] << 8) |
    (this[offset + 2] << 16) |
    (this[offset + 3] << 24)
}

Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset] << 24) |
    (this[offset + 1] << 16) |
    (this[offset + 2] << 8) |
    (this[offset + 3])
}

Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)
  return ieee754.read(this, offset, true, 23, 4)
}

Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 4, this.length)
  return ieee754.read(this, offset, false, 23, 4)
}

Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 8, this.length)
  return ieee754.read(this, offset, true, 52, 8)
}

Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
  if (!noAssert) checkOffset(offset, 8, this.length)
  return ieee754.read(this, offset, false, 52, 8)
}

function checkInt (buf, value, offset, ext, max, min) {
  if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
  if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
  if (offset + ext > buf.length) throw new RangeError('Index out of range')
}

Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) {
    var maxBytes = Math.pow(2, 8 * byteLength) - 1
    checkInt(this, value, offset, byteLength, maxBytes, 0)
  }

  var mul = 1
  var i = 0
  this[offset] = value & 0xFF
  while (++i < byteLength && (mul *= 0x100)) {
    this[offset + i] = (value / mul) & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset | 0
  byteLength = byteLength | 0
  if (!noAssert) {
    var maxBytes = Math.pow(2, 8 * byteLength) - 1
    checkInt(this, value, offset, byteLength, maxBytes, 0)
  }

  var i = byteLength - 1
  var mul = 1
  this[offset + i] = value & 0xFF
  while (--i >= 0 && (mul *= 0x100)) {
    this[offset + i] = (value / mul) & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
  this[offset] = (value & 0xff)
  return offset + 1
}

function objectWriteUInt16 (buf, value, offset, littleEndian) {
  if (value < 0) value = 0xffff + value + 1
  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
      (littleEndian ? i : 1 - i) * 8
  }
}

Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value & 0xff)
    this[offset + 1] = (value >>> 8)
  } else {
    objectWriteUInt16(this, value, offset, true)
  }
  return offset + 2
}

Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value >>> 8)
    this[offset + 1] = (value & 0xff)
  } else {
    objectWriteUInt16(this, value, offset, false)
  }
  return offset + 2
}

function objectWriteUInt32 (buf, value, offset, littleEndian) {
  if (value < 0) value = 0xffffffff + value + 1
  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
  }
}

Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset + 3] = (value >>> 24)
    this[offset + 2] = (value >>> 16)
    this[offset + 1] = (value >>> 8)
    this[offset] = (value & 0xff)
  } else {
    objectWriteUInt32(this, value, offset, true)
  }
  return offset + 4
}

Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value >>> 24)
    this[offset + 1] = (value >>> 16)
    this[offset + 2] = (value >>> 8)
    this[offset + 3] = (value & 0xff)
  } else {
    objectWriteUInt32(this, value, offset, false)
  }
  return offset + 4
}

Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) {
    var limit = Math.pow(2, 8 * byteLength - 1)

    checkInt(this, value, offset, byteLength, limit - 1, -limit)
  }

  var i = 0
  var mul = 1
  var sub = 0
  this[offset] = value & 0xFF
  while (++i < byteLength && (mul *= 0x100)) {
    if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
      sub = 1
    }
    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) {
    var limit = Math.pow(2, 8 * byteLength - 1)

    checkInt(this, value, offset, byteLength, limit - 1, -limit)
  }

  var i = byteLength - 1
  var mul = 1
  var sub = 0
  this[offset + i] = value & 0xFF
  while (--i >= 0 && (mul *= 0x100)) {
    if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
      sub = 1
    }
    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
  if (value < 0) value = 0xff + value + 1
  this[offset] = (value & 0xff)
  return offset + 1
}

Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value & 0xff)
    this[offset + 1] = (value >>> 8)
  } else {
    objectWriteUInt16(this, value, offset, true)
  }
  return offset + 2
}

Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value >>> 8)
    this[offset + 1] = (value & 0xff)
  } else {
    objectWriteUInt16(this, value, offset, false)
  }
  return offset + 2
}

Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value & 0xff)
    this[offset + 1] = (value >>> 8)
    this[offset + 2] = (value >>> 16)
    this[offset + 3] = (value >>> 24)
  } else {
    objectWriteUInt32(this, value, offset, true)
  }
  return offset + 4
}

Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
  value = +value
  offset = offset | 0
  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
  if (value < 0) value = 0xffffffff + value + 1
  if (Buffer.TYPED_ARRAY_SUPPORT) {
    this[offset] = (value >>> 24)
    this[offset + 1] = (value >>> 16)
    this[offset + 2] = (value >>> 8)
    this[offset + 3] = (value & 0xff)
  } else {
    objectWriteUInt32(this, value, offset, false)
  }
  return offset + 4
}

function checkIEEE754 (buf, value, offset, ext, max, min) {
  if (offset + ext > buf.length) throw new RangeError('Index out of range')
  if (offset < 0) throw new RangeError('Index out of range')
}

function writeFloat (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
  }
  ieee754.write(buf, value, offset, littleEndian, 23, 4)
  return offset + 4
}

Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
  return writeFloat(this, value, offset, true, noAssert)
}

Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
  return writeFloat(this, value, offset, false, noAssert)
}

function writeDouble (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
  }
  ieee754.write(buf, value, offset, littleEndian, 52, 8)
  return offset + 8
}

Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
  return writeDouble(this, value, offset, true, noAssert)
}

Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
  return writeDouble(this, value, offset, false, noAssert)
}

// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer.prototype.copy = function copy (target, targetStart, start, end) {
  if (!start) start = 0
  if (!end && end !== 0) end = this.length
  if (targetStart >= target.length) targetStart = target.length
  if (!targetStart) targetStart = 0
  if (end > 0 && end < start) end = start

  // Copy 0 bytes; we're done
  if (end === start) return 0
  if (target.length === 0 || this.length === 0) return 0

  // Fatal error conditions
  if (targetStart < 0) {
    throw new RangeError('targetStart out of bounds')
  }
  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
  if (end < 0) throw new RangeError('sourceEnd out of bounds')

  // Are we oob?
  if (end > this.length) end = this.length
  if (target.length - targetStart < end - start) {
    end = target.length - targetStart + start
  }

  var len = end - start
  var i

  if (this === target && start < targetStart && targetStart < end) {
    // descending copy from end
    for (i = len - 1; i >= 0; --i) {
      target[i + targetStart] = this[i + start]
    }
  } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
    // ascending copy from start
    for (i = 0; i < len; ++i) {
      target[i + targetStart] = this[i + start]
    }
  } else {
    Uint8Array.prototype.set.call(
      target,
      this.subarray(start, start + len),
      targetStart
    )
  }

  return len
}

// Usage:
//    buffer.fill(number[, offset[, end]])
//    buffer.fill(buffer[, offset[, end]])
//    buffer.fill(string[, offset[, end]][, encoding])
Buffer.prototype.fill = function fill (val, start, end, encoding) {
  // Handle string cases:
  if (typeof val === 'string') {
    if (typeof start === 'string') {
      encoding = start
      start = 0
      end = this.length
    } else if (typeof end === 'string') {
      encoding = end
      end = this.length
    }
    if (val.length === 1) {
      var code = val.charCodeAt(0)
      if (code < 256) {
        val = code
      }
    }
    if (encoding !== undefined && typeof encoding !== 'string') {
      throw new TypeError('encoding must be a string')
    }
    if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
      throw new TypeError('Unknown encoding: ' + encoding)
    }
  } else if (typeof val === 'number') {
    val = val & 255
  }

  // Invalid ranges are not set to a default, so can range check early.
  if (start < 0 || this.length < start || this.length < end) {
    throw new RangeError('Out of range index')
  }

  if (end <= start) {
    return this
  }

  start = start >>> 0
  end = end === undefined ? this.length : end >>> 0

  if (!val) val = 0

  var i
  if (typeof val === 'number') {
    for (i = start; i < end; ++i) {
      this[i] = val
    }
  } else {
    var bytes = Buffer.isBuffer(val)
      ? val
      : utf8ToBytes(new Buffer(val, encoding).toString())
    var len = bytes.length
    for (i = 0; i < end - start; ++i) {
      this[i + start] = bytes[i % len]
    }
  }

  return this
}

// HELPER FUNCTIONS
// ================

var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g

function base64clean (str) {
  // Node strips out invalid characters like \n and \t from the string, base64-js does not
  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
  // Node converts strings with length < 2 to ''
  if (str.length < 2) return ''
  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
  while (str.length % 4 !== 0) {
    str = str + '='
  }
  return str
}

function stringtrim (str) {
  if (str.trim) return str.trim()
  return str.replace(/^\s+|\s+$/g, '')
}

function toHex (n) {
  if (n < 16) return '0' + n.toString(16)
  return n.toString(16)
}

function utf8ToBytes (string, units) {
  units = units || Infinity
  var codePoint
  var length = string.length
  var leadSurrogate = null
  var bytes = []

  for (var i = 0; i < length; ++i) {
    codePoint = string.charCodeAt(i)

    // is surrogate component
    if (codePoint > 0xD7FF && codePoint < 0xE000) {
      // last char was a lead
      if (!leadSurrogate) {
        // no lead yet
        if (codePoint > 0xDBFF) {
          // unexpected trail
          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
          continue
        } else if (i + 1 === length) {
          // unpaired lead
          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
          continue
        }

        // valid lead
        leadSurrogate = codePoint

        continue
      }

      // 2 leads in a row
      if (codePoint < 0xDC00) {
        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
        leadSurrogate = codePoint
        continue
      }

      // valid surrogate pair
      codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
    } else if (leadSurrogate) {
      // valid bmp char, but last char was a lead
      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
    }

    leadSurrogate = null

    // encode utf8
    if (codePoint < 0x80) {
      if ((units -= 1) < 0) break
      bytes.push(codePoint)
    } else if (codePoint < 0x800) {
      if ((units -= 2) < 0) break
      bytes.push(
        codePoint >> 0x6 | 0xC0,
        codePoint & 0x3F | 0x80
      )
    } else if (codePoint < 0x10000) {
      if ((units -= 3) < 0) break
      bytes.push(
        codePoint >> 0xC | 0xE0,
        codePoint >> 0x6 & 0x3F | 0x80,
        codePoint & 0x3F | 0x80
      )
    } else if (codePoint < 0x110000) {
      if ((units -= 4) < 0) break
      bytes.push(
        codePoint >> 0x12 | 0xF0,
        codePoint >> 0xC & 0x3F | 0x80,
        codePoint >> 0x6 & 0x3F | 0x80,
        codePoint & 0x3F | 0x80
      )
    } else {
      throw new Error('Invalid code point')
    }
  }

  return bytes
}

function asciiToBytes (str) {
  var byteArray = []
  for (var i = 0; i < str.length; ++i) {
    // Node's code seems to be doing this and not & 0x7F..
    byteArray.push(str.charCodeAt(i) & 0xFF)
  }
  return byteArray
}

function utf16leToBytes (str, units) {
  var c, hi, lo
  var byteArray = []
  for (var i = 0; i < str.length; ++i) {
    if ((units -= 2) < 0) break

    c = str.charCodeAt(i)
    hi = c >> 8
    lo = c % 256
    byteArray.push(lo)
    byteArray.push(hi)
  }

  return byteArray
}

function base64ToBytes (str) {
  return base64.toByteArray(base64clean(str))
}

function blitBuffer (src, dst, offset, length) {
  for (var i = 0; i < length; ++i) {
    if ((i + offset >= dst.length) || (i >= src.length)) break
    dst[i + offset] = src[i]
  }
  return i
}

function isnan (val) {
  return val !== val // eslint-disable-line no-self-compare
}


/***/ }),

/***/ "./node_modules/core-js/internals/a-function.js":
/*!******************************************************!*\
  !*** ./node_modules/core-js/internals/a-function.js ***!
  \******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = function (it) {
  if (typeof it != 'function') {
    throw TypeError(String(it) + ' is not a function');
  } return it;
};


/***/ }),

/***/ "./node_modules/core-js/internals/a-possible-prototype.js":
/*!****************************************************************!*\
  !*** ./node_modules/core-js/internals/a-possible-prototype.js ***!
  \****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");

module.exports = function (it) {
  if (!isObject(it) && it !== null) {
    throw TypeError("Can't set " + String(it) + ' as a prototype');
  } return it;
};


/***/ }),

/***/ "./node_modules/core-js/internals/an-instance.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/an-instance.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = function (it, Constructor, name) {
  if (!(it instanceof Constructor)) {
    throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
  } return it;
};


/***/ }),

/***/ "./node_modules/core-js/internals/an-object.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/an-object.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");

module.exports = function (it) {
  if (!isObject(it)) {
    throw TypeError(String(it) + ' is not an object');
  } return it;
};


/***/ }),

/***/ "./node_modules/core-js/internals/array-includes.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/array-includes.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var toIndexedObject = __webpack_require__(/*! ../internals/to-indexed-object */ "./node_modules/core-js/internals/to-indexed-object.js");
var toLength = __webpack_require__(/*! ../internals/to-length */ "./node_modules/core-js/internals/to-length.js");
var toAbsoluteIndex = __webpack_require__(/*! ../internals/to-absolute-index */ "./node_modules/core-js/internals/to-absolute-index.js");

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

module.exports = {
  // `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)
};


/***/ }),

/***/ "./node_modules/core-js/internals/array-iteration.js":
/*!***********************************************************!*\
  !*** ./node_modules/core-js/internals/array-iteration.js ***!
  \***********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var bind = __webpack_require__(/*! ../internals/function-bind-context */ "./node_modules/core-js/internals/function-bind-context.js");
var IndexedObject = __webpack_require__(/*! ../internals/indexed-object */ "./node_modules/core-js/internals/indexed-object.js");
var toObject = __webpack_require__(/*! ../internals/to-object */ "./node_modules/core-js/internals/to-object.js");
var toLength = __webpack_require__(/*! ../internals/to-length */ "./node_modules/core-js/internals/to-length.js");
var arraySpeciesCreate = __webpack_require__(/*! ../internals/array-species-create */ "./node_modules/core-js/internals/array-species-create.js");

var push = [].push;

// `Array.prototype.{ forEach, map, filter, some, every, find, findIndex }` methods implementation
var createMethod = function (TYPE) {
  var IS_MAP = TYPE == 1;
  var IS_FILTER = TYPE == 2;
  var IS_SOME = TYPE == 3;
  var IS_EVERY = TYPE == 4;
  var IS_FIND_INDEX = TYPE == 6;
  var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
  return function ($this, callbackfn, that, specificCreate) {
    var O = toObject($this);
    var self = IndexedObject(O);
    var boundFunction = bind(callbackfn, that, 3);
    var length = toLength(self.length);
    var index = 0;
    var create = specificCreate || arraySpeciesCreate;
    var target = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
    var value, result;
    for (;length > index; index++) if (NO_HOLES || index in self) {
      value = self[index];
      result = boundFunction(value, index, O);
      if (TYPE) {
        if (IS_MAP) target[index] = result; // map
        else if (result) switch (TYPE) {
          case 3: return true;              // some
          case 5: return value;             // find
          case 6: return index;             // findIndex
          case 2: push.call(target, value); // filter
        } else if (IS_EVERY) return false;  // every
      }
    }
    return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;
  };
};

module.exports = {
  // `Array.prototype.forEach` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
  forEach: createMethod(0),
  // `Array.prototype.map` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.map
  map: createMethod(1),
  // `Array.prototype.filter` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.filter
  filter: createMethod(2),
  // `Array.prototype.some` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.some
  some: createMethod(3),
  // `Array.prototype.every` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.every
  every: createMethod(4),
  // `Array.prototype.find` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.find
  find: createMethod(5),
  // `Array.prototype.findIndex` method
  // https://tc39.github.io/ecma262/#sec-array.prototype.findIndex
  findIndex: createMethod(6)
};


/***/ }),

/***/ "./node_modules/core-js/internals/array-species-create.js":
/*!****************************************************************!*\
  !*** ./node_modules/core-js/internals/array-species-create.js ***!
  \****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var isArray = __webpack_require__(/*! ../internals/is-array */ "./node_modules/core-js/internals/is-array.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

var SPECIES = wellKnownSymbol('species');

// `ArraySpeciesCreate` abstract operation
// https://tc39.github.io/ecma262/#sec-arrayspeciescreate
module.exports = function (originalArray, length) {
  var C;
  if (isArray(originalArray)) {
    C = originalArray.constructor;
    // cross-realm fallback
    if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
    else if (isObject(C)) {
      C = C[SPECIES];
      if (C === null) C = undefined;
    }
  } return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
};


/***/ }),

/***/ "./node_modules/core-js/internals/call-with-safe-iteration-closing.js":
/*!****************************************************************************!*\
  !*** ./node_modules/core-js/internals/call-with-safe-iteration-closing.js ***!
  \****************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/check-correctness-of-iteration.js":
/*!**************************************************************************!*\
  !*** ./node_modules/core-js/internals/check-correctness-of-iteration.js ***!
  \**************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

var ITERATOR = wellKnownSymbol('iterator');
var SAFE_CLOSING = false;

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/classof-raw.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/classof-raw.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

var toString = {}.toString;

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


/***/ }),

/***/ "./node_modules/core-js/internals/classof.js":
/*!***************************************************!*\
  !*** ./node_modules/core-js/internals/classof.js ***!
  \***************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var TO_STRING_TAG_SUPPORT = __webpack_require__(/*! ../internals/to-string-tag-support */ "./node_modules/core-js/internals/to-string-tag-support.js");
var classofRaw = __webpack_require__(/*! ../internals/classof-raw */ "./node_modules/core-js/internals/classof-raw.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

var TO_STRING_TAG = wellKnownSymbol('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`
module.exports = 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)) == 'string' ? tag
    // builtinTag case
    : CORRECT_ARGUMENTS ? classofRaw(O)
    // ES3 arguments fallback
    : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
};


/***/ }),

/***/ "./node_modules/core-js/internals/collection-strong.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/collection-strong.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var defineProperty = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js").f;
var create = __webpack_require__(/*! ../internals/object-create */ "./node_modules/core-js/internals/object-create.js");
var redefineAll = __webpack_require__(/*! ../internals/redefine-all */ "./node_modules/core-js/internals/redefine-all.js");
var bind = __webpack_require__(/*! ../internals/function-bind-context */ "./node_modules/core-js/internals/function-bind-context.js");
var anInstance = __webpack_require__(/*! ../internals/an-instance */ "./node_modules/core-js/internals/an-instance.js");
var iterate = __webpack_require__(/*! ../internals/iterate */ "./node_modules/core-js/internals/iterate.js");
var defineIterator = __webpack_require__(/*! ../internals/define-iterator */ "./node_modules/core-js/internals/define-iterator.js");
var setSpecies = __webpack_require__(/*! ../internals/set-species */ "./node_modules/core-js/internals/set-species.js");
var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var fastKey = __webpack_require__(/*! ../internals/internal-metadata */ "./node_modules/core-js/internals/internal-metadata.js").fastKey;
var InternalStateModule = __webpack_require__(/*! ../internals/internal-state */ "./node_modules/core-js/internals/internal-state.js");

var setInternalState = InternalStateModule.set;
var internalStateGetterFor = InternalStateModule.getterFor;

module.exports = {
  getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
    var C = wrapper(function (that, iterable) {
      anInstance(that, C, CONSTRUCTOR_NAME);
      setInternalState(that, {
        type: CONSTRUCTOR_NAME,
        index: create(null),
        first: undefined,
        last: undefined,
        size: 0
      });
      if (!DESCRIPTORS) that.size = 0;
      if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);
    });

    var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);

    var define = function (that, key, value) {
      var state = getInternalState(that);
      var entry = getEntry(that, key);
      var previous, index;
      // change existing entry
      if (entry) {
        entry.value = value;
      // create new entry
      } else {
        state.last = entry = {
          index: index = fastKey(key, true),
          key: key,
          value: value,
          previous: previous = state.last,
          next: undefined,
          removed: false
        };
        if (!state.first) state.first = entry;
        if (previous) previous.next = entry;
        if (DESCRIPTORS) state.size++;
        else that.size++;
        // add to index
        if (index !== 'F') state.index[index] = entry;
      } return that;
    };

    var getEntry = function (that, key) {
      var state = getInternalState(that);
      // fast case
      var index = fastKey(key);
      var entry;
      if (index !== 'F') return state.index[index];
      // frozen object case
      for (entry = state.first; entry; entry = entry.next) {
        if (entry.key == key) return entry;
      }
    };

    redefineAll(C.prototype, {
      // 23.1.3.1 Map.prototype.clear()
      // 23.2.3.2 Set.prototype.clear()
      clear: function clear() {
        var that = this;
        var state = getInternalState(that);
        var data = state.index;
        var entry = state.first;
        while (entry) {
          entry.removed = true;
          if (entry.previous) entry.previous = entry.previous.next = undefined;
          delete data[entry.index];
          entry = entry.next;
        }
        state.first = state.last = undefined;
        if (DESCRIPTORS) state.size = 0;
        else that.size = 0;
      },
      // 23.1.3.3 Map.prototype.delete(key)
      // 23.2.3.4 Set.prototype.delete(value)
      'delete': function (key) {
        var that = this;
        var state = getInternalState(that);
        var entry = getEntry(that, key);
        if (entry) {
          var next = entry.next;
          var prev = entry.previous;
          delete state.index[entry.index];
          entry.removed = true;
          if (prev) prev.next = next;
          if (next) next.previous = prev;
          if (state.first == entry) state.first = next;
          if (state.last == entry) state.last = prev;
          if (DESCRIPTORS) state.size--;
          else that.size--;
        } return !!entry;
      },
      // 23.2.3.6 Set.prototype.forEach(callbackfn, thisArg = undefined)
      // 23.1.3.5 Map.prototype.forEach(callbackfn, thisArg = undefined)
      forEach: function forEach(callbackfn /* , that = undefined */) {
        var state = getInternalState(this);
        var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
        var entry;
        while (entry = entry ? entry.next : state.first) {
          boundFunction(entry.value, entry.key, this);
          // revert to the last existing entry
          while (entry && entry.removed) entry = entry.previous;
        }
      },
      // 23.1.3.7 Map.prototype.has(key)
      // 23.2.3.7 Set.prototype.has(value)
      has: function has(key) {
        return !!getEntry(this, key);
      }
    });

    redefineAll(C.prototype, IS_MAP ? {
      // 23.1.3.6 Map.prototype.get(key)
      get: function get(key) {
        var entry = getEntry(this, key);
        return entry && entry.value;
      },
      // 23.1.3.9 Map.prototype.set(key, value)
      set: function set(key, value) {
        return define(this, key === 0 ? 0 : key, value);
      }
    } : {
      // 23.2.3.1 Set.prototype.add(value)
      add: function add(value) {
        return define(this, value = value === 0 ? 0 : value, value);
      }
    });
    if (DESCRIPTORS) defineProperty(C.prototype, 'size', {
      get: function () {
        return getInternalState(this).size;
      }
    });
    return C;
  },
  setStrong: function (C, CONSTRUCTOR_NAME, IS_MAP) {
    var ITERATOR_NAME = CONSTRUCTOR_NAME + ' Iterator';
    var getInternalCollectionState = internalStateGetterFor(CONSTRUCTOR_NAME);
    var getInternalIteratorState = internalStateGetterFor(ITERATOR_NAME);
    // add .keys, .values, .entries, [@@iterator]
    // 23.1.3.4, 23.1.3.8, 23.1.3.11, 23.1.3.12, 23.2.3.5, 23.2.3.8, 23.2.3.10, 23.2.3.11
    defineIterator(C, CONSTRUCTOR_NAME, function (iterated, kind) {
      setInternalState(this, {
        type: ITERATOR_NAME,
        target: iterated,
        state: getInternalCollectionState(iterated),
        kind: kind,
        last: undefined
      });
    }, function () {
      var state = getInternalIteratorState(this);
      var kind = state.kind;
      var entry = state.last;
      // revert to the last existing entry
      while (entry && entry.removed) entry = entry.previous;
      // get next entry
      if (!state.target || !(state.last = entry = entry ? entry.next : state.state.first)) {
        // or finish the iteration
        state.target = undefined;
        return { value: undefined, done: true };
      }
      // return step by kind
      if (kind == 'keys') return { value: entry.key, done: false };
      if (kind == 'values') return { value: entry.value, done: false };
      return { value: [entry.key, entry.value], done: false };
    }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);

    // add [@@species], 23.1.2.2, 23.2.2.2
    setSpecies(CONSTRUCTOR_NAME);
  }
};


/***/ }),

/***/ "./node_modules/core-js/internals/collection-weak.js":
/*!***********************************************************!*\
  !*** ./node_modules/core-js/internals/collection-weak.js ***!
  \***********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var redefineAll = __webpack_require__(/*! ../internals/redefine-all */ "./node_modules/core-js/internals/redefine-all.js");
var getWeakData = __webpack_require__(/*! ../internals/internal-metadata */ "./node_modules/core-js/internals/internal-metadata.js").getWeakData;
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var anInstance = __webpack_require__(/*! ../internals/an-instance */ "./node_modules/core-js/internals/an-instance.js");
var iterate = __webpack_require__(/*! ../internals/iterate */ "./node_modules/core-js/internals/iterate.js");
var ArrayIterationModule = __webpack_require__(/*! ../internals/array-iteration */ "./node_modules/core-js/internals/array-iteration.js");
var $has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var InternalStateModule = __webpack_require__(/*! ../internals/internal-state */ "./node_modules/core-js/internals/internal-state.js");

var setInternalState = InternalStateModule.set;
var internalStateGetterFor = InternalStateModule.getterFor;
var find = ArrayIterationModule.find;
var findIndex = ArrayIterationModule.findIndex;
var id = 0;

// fallback for uncaught frozen keys
var uncaughtFrozenStore = function (store) {
  return store.frozen || (store.frozen = new UncaughtFrozenStore());
};

var UncaughtFrozenStore = function () {
  this.entries = [];
};

var findUncaughtFrozen = function (store, key) {
  return find(store.entries, function (it) {
    return it[0] === key;
  });
};

UncaughtFrozenStore.prototype = {
  get: function (key) {
    var entry = findUncaughtFrozen(this, key);
    if (entry) return entry[1];
  },
  has: function (key) {
    return !!findUncaughtFrozen(this, key);
  },
  set: function (key, value) {
    var entry = findUncaughtFrozen(this, key);
    if (entry) entry[1] = value;
    else this.entries.push([key, value]);
  },
  'delete': function (key) {
    var index = findIndex(this.entries, function (it) {
      return it[0] === key;
    });
    if (~index) this.entries.splice(index, 1);
    return !!~index;
  }
};

module.exports = {
  getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
    var C = wrapper(function (that, iterable) {
      anInstance(that, C, CONSTRUCTOR_NAME);
      setInternalState(that, {
        type: CONSTRUCTOR_NAME,
        id: id++,
        frozen: undefined
      });
      if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);
    });

    var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);

    var define = function (that, key, value) {
      var state = getInternalState(that);
      var data = getWeakData(anObject(key), true);
      if (data === true) uncaughtFrozenStore(state).set(key, value);
      else data[state.id] = value;
      return that;
    };

    redefineAll(C.prototype, {
      // 23.3.3.2 WeakMap.prototype.delete(key)
      // 23.4.3.3 WeakSet.prototype.delete(value)
      'delete': function (key) {
        var state = getInternalState(this);
        if (!isObject(key)) return false;
        var data = getWeakData(key);
        if (data === true) return uncaughtFrozenStore(state)['delete'](key);
        return data && $has(data, state.id) && delete data[state.id];
      },
      // 23.3.3.4 WeakMap.prototype.has(key)
      // 23.4.3.4 WeakSet.prototype.has(value)
      has: function has(key) {
        var state = getInternalState(this);
        if (!isObject(key)) return false;
        var data = getWeakData(key);
        if (data === true) return uncaughtFrozenStore(state).has(key);
        return data && $has(data, state.id);
      }
    });

    redefineAll(C.prototype, IS_MAP ? {
      // 23.3.3.3 WeakMap.prototype.get(key)
      get: function get(key) {
        var state = getInternalState(this);
        if (isObject(key)) {
          var data = getWeakData(key);
          if (data === true) return uncaughtFrozenStore(state).get(key);
          return data ? data[state.id] : undefined;
        }
      },
      // 23.3.3.5 WeakMap.prototype.set(key, value)
      set: function set(key, value) {
        return define(this, key, value);
      }
    } : {
      // 23.4.3.1 WeakSet.prototype.add(value)
      add: function add(value) {
        return define(this, value, true);
      }
    });

    return C;
  }
};


/***/ }),

/***/ "./node_modules/core-js/internals/collection.js":
/*!******************************************************!*\
  !*** ./node_modules/core-js/internals/collection.js ***!
  \******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var isForced = __webpack_require__(/*! ../internals/is-forced */ "./node_modules/core-js/internals/is-forced.js");
var redefine = __webpack_require__(/*! ../internals/redefine */ "./node_modules/core-js/internals/redefine.js");
var InternalMetadataModule = __webpack_require__(/*! ../internals/internal-metadata */ "./node_modules/core-js/internals/internal-metadata.js");
var iterate = __webpack_require__(/*! ../internals/iterate */ "./node_modules/core-js/internals/iterate.js");
var anInstance = __webpack_require__(/*! ../internals/an-instance */ "./node_modules/core-js/internals/an-instance.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");
var checkCorrectnessOfIteration = __webpack_require__(/*! ../internals/check-correctness-of-iteration */ "./node_modules/core-js/internals/check-correctness-of-iteration.js");
var setToStringTag = __webpack_require__(/*! ../internals/set-to-string-tag */ "./node_modules/core-js/internals/set-to-string-tag.js");
var inheritIfRequired = __webpack_require__(/*! ../internals/inherit-if-required */ "./node_modules/core-js/internals/inherit-if-required.js");

module.exports = function (CONSTRUCTOR_NAME, wrapper, common) {
  var IS_MAP = CONSTRUCTOR_NAME.indexOf('Map') !== -1;
  var IS_WEAK = CONSTRUCTOR_NAME.indexOf('Weak') !== -1;
  var ADDER = IS_MAP ? 'set' : 'add';
  var NativeConstructor = global[CONSTRUCTOR_NAME];
  var NativePrototype = NativeConstructor && NativeConstructor.prototype;
  var Constructor = NativeConstructor;
  var exported = {};

  var fixMethod = function (KEY) {
    var nativeMethod = NativePrototype[KEY];
    redefine(NativePrototype, KEY,
      KEY == 'add' ? function add(value) {
        nativeMethod.call(this, value === 0 ? 0 : value);
        return this;
      } : KEY == 'delete' ? function (key) {
        return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
      } : KEY == 'get' ? function get(key) {
        return IS_WEAK && !isObject(key) ? undefined : nativeMethod.call(this, key === 0 ? 0 : key);
      } : KEY == 'has' ? function has(key) {
        return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
      } : function set(key, value) {
        nativeMethod.call(this, key === 0 ? 0 : key, value);
        return this;
      }
    );
  };

  // eslint-disable-next-line max-len
  if (isForced(CONSTRUCTOR_NAME, typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {
    new NativeConstructor().entries().next();
  })))) {
    // create collection constructor
    Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
    InternalMetadataModule.REQUIRED = true;
  } else if (isForced(CONSTRUCTOR_NAME, true)) {
    var instance = new Constructor();
    // early implementations not supports chaining
    var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
    // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false
    var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });
    // most early implementations doesn't supports iterables, most modern - not close it correctly
    // eslint-disable-next-line no-new
    var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) { new NativeConstructor(iterable); });
    // for early implementations -0 and +0 not the same
    var BUGGY_ZERO = !IS_WEAK && fails(function () {
      // V8 ~ Chromium 42- fails only with 5+ elements
      var $instance = new NativeConstructor();
      var index = 5;
      while (index--) $instance[ADDER](index, index);
      return !$instance.has(-0);
    });

    if (!ACCEPT_ITERABLES) {
      Constructor = wrapper(function (dummy, iterable) {
        anInstance(dummy, Constructor, CONSTRUCTOR_NAME);
        var that = inheritIfRequired(new NativeConstructor(), dummy, Constructor);
        if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);
        return that;
      });
      Constructor.prototype = NativePrototype;
      NativePrototype.constructor = Constructor;
    }

    if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
      fixMethod('delete');
      fixMethod('has');
      IS_MAP && fixMethod('get');
    }

    if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);

    // weak collections should not contains .clear method
    if (IS_WEAK && NativePrototype.clear) delete NativePrototype.clear;
  }

  exported[CONSTRUCTOR_NAME] = Constructor;
  $({ global: true, forced: Constructor != NativeConstructor }, exported);

  setToStringTag(Constructor, CONSTRUCTOR_NAME);

  if (!IS_WEAK) common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);

  return Constructor;
};


/***/ }),

/***/ "./node_modules/core-js/internals/copy-constructor-properties.js":
/*!***********************************************************************!*\
  !*** ./node_modules/core-js/internals/copy-constructor-properties.js ***!
  \***********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var ownKeys = __webpack_require__(/*! ../internals/own-keys */ "./node_modules/core-js/internals/own-keys.js");
var getOwnPropertyDescriptorModule = __webpack_require__(/*! ../internals/object-get-own-property-descriptor */ "./node_modules/core-js/internals/object-get-own-property-descriptor.js");
var definePropertyModule = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/correct-prototype-getter.js":
/*!********************************************************************!*\
  !*** ./node_modules/core-js/internals/correct-prototype-getter.js ***!
  \********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");

module.exports = !fails(function () {
  function F() { /* empty */ }
  F.prototype.constructor = null;
  return Object.getPrototypeOf(new F()) !== F.prototype;
});


/***/ }),

/***/ "./node_modules/core-js/internals/create-iterator-constructor.js":
/*!***********************************************************************!*\
  !*** ./node_modules/core-js/internals/create-iterator-constructor.js ***!
  \***********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var IteratorPrototype = __webpack_require__(/*! ../internals/iterators-core */ "./node_modules/core-js/internals/iterators-core.js").IteratorPrototype;
var create = __webpack_require__(/*! ../internals/object-create */ "./node_modules/core-js/internals/object-create.js");
var createPropertyDescriptor = __webpack_require__(/*! ../internals/create-property-descriptor */ "./node_modules/core-js/internals/create-property-descriptor.js");
var setToStringTag = __webpack_require__(/*! ../internals/set-to-string-tag */ "./node_modules/core-js/internals/set-to-string-tag.js");
var Iterators = __webpack_require__(/*! ../internals/iterators */ "./node_modules/core-js/internals/iterators.js");

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/create-non-enumerable-property.js":
/*!**************************************************************************!*\
  !*** ./node_modules/core-js/internals/create-non-enumerable-property.js ***!
  \**************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var definePropertyModule = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js");
var createPropertyDescriptor = __webpack_require__(/*! ../internals/create-property-descriptor */ "./node_modules/core-js/internals/create-property-descriptor.js");

module.exports = DESCRIPTORS ? function (object, key, value) {
  return definePropertyModule.f(object, key, createPropertyDescriptor(1, value));
} : function (object, key, value) {
  object[key] = value;
  return object;
};


/***/ }),

/***/ "./node_modules/core-js/internals/create-property-descriptor.js":
/*!**********************************************************************!*\
  !*** ./node_modules/core-js/internals/create-property-descriptor.js ***!
  \**********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

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


/***/ }),

/***/ "./node_modules/core-js/internals/define-iterator.js":
/*!***********************************************************!*\
  !*** ./node_modules/core-js/internals/define-iterator.js ***!
  \***********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var createIteratorConstructor = __webpack_require__(/*! ../internals/create-iterator-constructor */ "./node_modules/core-js/internals/create-iterator-constructor.js");
var getPrototypeOf = __webpack_require__(/*! ../internals/object-get-prototype-of */ "./node_modules/core-js/internals/object-get-prototype-of.js");
var setPrototypeOf = __webpack_require__(/*! ../internals/object-set-prototype-of */ "./node_modules/core-js/internals/object-set-prototype-of.js");
var setToStringTag = __webpack_require__(/*! ../internals/set-to-string-tag */ "./node_modules/core-js/internals/set-to-string-tag.js");
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");
var redefine = __webpack_require__(/*! ../internals/redefine */ "./node_modules/core-js/internals/redefine.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");
var IS_PURE = __webpack_require__(/*! ../internals/is-pure */ "./node_modules/core-js/internals/is-pure.js");
var Iterators = __webpack_require__(/*! ../internals/iterators */ "./node_modules/core-js/internals/iterators.js");
var IteratorsCore = __webpack_require__(/*! ../internals/iterators-core */ "./node_modules/core-js/internals/iterators-core.js");

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

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

module.exports = 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]
    || 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 (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {
        if (setPrototypeOf) {
          setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);
        } else if (typeof CurrentIteratorPrototype[ITERATOR] != 'function') {
          createNonEnumerableProperty(CurrentIteratorPrototype, ITERATOR, returnThis);
        }
      }
      // Set @@toStringTag to native iterators
      setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);
      if (IS_PURE) Iterators[TO_STRING_TAG] = returnThis;
    }
  }

  // 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 ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {
    createNonEnumerableProperty(IterablePrototype, ITERATOR, defaultIterator);
  }
  Iterators[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(IterablePrototype, KEY, methods[KEY]);
      }
    } else $({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);
  }

  return methods;
};


/***/ }),

/***/ "./node_modules/core-js/internals/descriptors.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/descriptors.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/document-create-element.js":
/*!*******************************************************************!*\
  !*** ./node_modules/core-js/internals/document-create-element.js ***!
  \*******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");

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

module.exports = function (it) {
  return EXISTS ? document.createElement(it) : {};
};


/***/ }),

/***/ "./node_modules/core-js/internals/enum-bug-keys.js":
/*!*********************************************************!*\
  !*** ./node_modules/core-js/internals/enum-bug-keys.js ***!
  \*********************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

// IE8- don't enum bug keys
module.exports = [
  'constructor',
  'hasOwnProperty',
  'isPrototypeOf',
  'propertyIsEnumerable',
  'toLocaleString',
  'toString',
  'valueOf'
];


/***/ }),

/***/ "./node_modules/core-js/internals/export.js":
/*!**************************************************!*\
  !*** ./node_modules/core-js/internals/export.js ***!
  \**************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var getOwnPropertyDescriptor = __webpack_require__(/*! ../internals/object-get-own-property-descriptor */ "./node_modules/core-js/internals/object-get-own-property-descriptor.js").f;
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");
var redefine = __webpack_require__(/*! ../internals/redefine */ "./node_modules/core-js/internals/redefine.js");
var setGlobal = __webpack_require__(/*! ../internals/set-global */ "./node_modules/core-js/internals/set-global.js");
var copyConstructorProperties = __webpack_require__(/*! ../internals/copy-constructor-properties */ "./node_modules/core-js/internals/copy-constructor-properties.js");
var isForced = __webpack_require__(/*! ../internals/is-forced */ "./node_modules/core-js/internals/is-forced.js");

/*
  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
*/
module.exports = 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;
  } else if (STATIC) {
    target = global[TARGET] || setGlobal(TARGET, {});
  } else {
    target = (global[TARGET] || {}).prototype;
  }
  if (target) for (key in source) {
    sourceProperty = source[key];
    if (options.noTargetGet) {
      descriptor = getOwnPropertyDescriptor(target, key);
      targetProperty = descriptor && descriptor.value;
    } else targetProperty = target[key];
    FORCED = isForced(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(sourceProperty, 'sham', true);
    }
    // extend global
    redefine(target, key, sourceProperty, options);
  }
};


/***/ }),

/***/ "./node_modules/core-js/internals/fails.js":
/*!*************************************************!*\
  !*** ./node_modules/core-js/internals/fails.js ***!
  \*************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = function (exec) {
  try {
    return !!exec();
  } catch (error) {
    return true;
  }
};


/***/ }),

/***/ "./node_modules/core-js/internals/freezing.js":
/*!****************************************************!*\
  !*** ./node_modules/core-js/internals/freezing.js ***!
  \****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");

module.exports = !fails(function () {
  return Object.isExtensible(Object.preventExtensions({}));
});


/***/ }),

/***/ "./node_modules/core-js/internals/function-bind-context.js":
/*!*****************************************************************!*\
  !*** ./node_modules/core-js/internals/function-bind-context.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var aFunction = __webpack_require__(/*! ../internals/a-function */ "./node_modules/core-js/internals/a-function.js");

// optional / simple context binding
module.exports = function (fn, that, length) {
  aFunction(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);
  };
};


/***/ }),

/***/ "./node_modules/core-js/internals/get-built-in.js":
/*!********************************************************!*\
  !*** ./node_modules/core-js/internals/get-built-in.js ***!
  \********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var path = __webpack_require__(/*! ../internals/path */ "./node_modules/core-js/internals/path.js");
var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");

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

module.exports = function (namespace, method) {
  return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global[namespace])
    : path[namespace] && path[namespace][method] || global[namespace] && global[namespace][method];
};


/***/ }),

/***/ "./node_modules/core-js/internals/get-iterator-method.js":
/*!***************************************************************!*\
  !*** ./node_modules/core-js/internals/get-iterator-method.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var classof = __webpack_require__(/*! ../internals/classof */ "./node_modules/core-js/internals/classof.js");
var Iterators = __webpack_require__(/*! ../internals/iterators */ "./node_modules/core-js/internals/iterators.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

var ITERATOR = wellKnownSymbol('iterator');

module.exports = function (it) {
  if (it != undefined) return it[ITERATOR]
    || it['@@iterator']
    || Iterators[classof(it)];
};


/***/ }),

/***/ "./node_modules/core-js/internals/global.js":
/*!**************************************************!*\
  !*** ./node_modules/core-js/internals/global.js ***!
  \**************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/has.js":
/*!***********************************************!*\
  !*** ./node_modules/core-js/internals/has.js ***!
  \***********************************************/
/*! no static exports found */
/***/ (function(module, exports) {

var hasOwnProperty = {}.hasOwnProperty;

module.exports = function (it, key) {
  return hasOwnProperty.call(it, key);
};


/***/ }),

/***/ "./node_modules/core-js/internals/hidden-keys.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/hidden-keys.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = {};


/***/ }),

/***/ "./node_modules/core-js/internals/html.js":
/*!************************************************!*\
  !*** ./node_modules/core-js/internals/html.js ***!
  \************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var getBuiltIn = __webpack_require__(/*! ../internals/get-built-in */ "./node_modules/core-js/internals/get-built-in.js");

module.exports = getBuiltIn('document', 'documentElement');


/***/ }),

/***/ "./node_modules/core-js/internals/ie8-dom-define.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/ie8-dom-define.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");
var createElement = __webpack_require__(/*! ../internals/document-create-element */ "./node_modules/core-js/internals/document-create-element.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/indexed-object.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/indexed-object.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");
var classof = __webpack_require__(/*! ../internals/classof-raw */ "./node_modules/core-js/internals/classof-raw.js");

var split = ''.split;

// fallback for non-array-like ES3 and non-enumerable old V8 strings
module.exports = fails(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(it) == 'String' ? split.call(it, '') : Object(it);
} : Object;


/***/ }),

/***/ "./node_modules/core-js/internals/inherit-if-required.js":
/*!***************************************************************!*\
  !*** ./node_modules/core-js/internals/inherit-if-required.js ***!
  \***************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var setPrototypeOf = __webpack_require__(/*! ../internals/object-set-prototype-of */ "./node_modules/core-js/internals/object-set-prototype-of.js");

// makes subclassing work correct for wrapped built-ins
module.exports = function ($this, dummy, Wrapper) {
  var NewTarget, NewTargetPrototype;
  if (
    // it can work only with native `setPrototypeOf`
    setPrototypeOf &&
    // we haven't completely correct pre-ES6 way for getting `new.target`, so use this
    typeof (NewTarget = dummy.constructor) == 'function' &&
    NewTarget !== Wrapper &&
    isObject(NewTargetPrototype = NewTarget.prototype) &&
    NewTargetPrototype !== Wrapper.prototype
  ) setPrototypeOf($this, NewTargetPrototype);
  return $this;
};


/***/ }),

/***/ "./node_modules/core-js/internals/inspect-source.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/inspect-source.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var store = __webpack_require__(/*! ../internals/shared-store */ "./node_modules/core-js/internals/shared-store.js");

var functionToString = Function.toString;

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

module.exports = store.inspectSource;


/***/ }),

/***/ "./node_modules/core-js/internals/internal-metadata.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/internal-metadata.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var hiddenKeys = __webpack_require__(/*! ../internals/hidden-keys */ "./node_modules/core-js/internals/hidden-keys.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var defineProperty = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js").f;
var uid = __webpack_require__(/*! ../internals/uid */ "./node_modules/core-js/internals/uid.js");
var FREEZING = __webpack_require__(/*! ../internals/freezing */ "./node_modules/core-js/internals/freezing.js");

var METADATA = uid('meta');
var id = 0;

var isExtensible = Object.isExtensible || function () {
  return true;
};

var setMetadata = function (it) {
  defineProperty(it, METADATA, { value: {
    objectID: 'O' + ++id, // object ID
    weakData: {}          // weak collections IDs
  } });
};

var fastKey = function (it, create) {
  // return a primitive with prefix
  if (!isObject(it)) return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
  if (!has(it, METADATA)) {
    // can't set metadata to uncaught frozen object
    if (!isExtensible(it)) return 'F';
    // not necessary to add metadata
    if (!create) return 'E';
    // add missing metadata
    setMetadata(it);
  // return object ID
  } return it[METADATA].objectID;
};

var getWeakData = function (it, create) {
  if (!has(it, METADATA)) {
    // can't set metadata to uncaught frozen object
    if (!isExtensible(it)) return true;
    // not necessary to add metadata
    if (!create) return false;
    // add missing metadata
    setMetadata(it);
  // return the store of weak collections IDs
  } return it[METADATA].weakData;
};

// add metadata on freeze-family methods calling
var onFreeze = function (it) {
  if (FREEZING && meta.REQUIRED && isExtensible(it) && !has(it, METADATA)) setMetadata(it);
  return it;
};

var meta = module.exports = {
  REQUIRED: false,
  fastKey: fastKey,
  getWeakData: getWeakData,
  onFreeze: onFreeze
};

hiddenKeys[METADATA] = true;


/***/ }),

/***/ "./node_modules/core-js/internals/internal-state.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/internal-state.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var NATIVE_WEAK_MAP = __webpack_require__(/*! ../internals/native-weak-map */ "./node_modules/core-js/internals/native-weak-map.js");
var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");
var objectHas = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var sharedKey = __webpack_require__(/*! ../internals/shared-key */ "./node_modules/core-js/internals/shared-key.js");
var hiddenKeys = __webpack_require__(/*! ../internals/hidden-keys */ "./node_modules/core-js/internals/hidden-keys.js");

var WeakMap = global.WeakMap;
var set, get, has;

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

var getterFor = function (TYPE) {
  return function (it) {
    var state;
    if (!isObject(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 = function (it, metadata) {
    wmset.call(store, it, metadata);
    return metadata;
  };
  get = function (it) {
    return wmget.call(store, it) || {};
  };
  has = function (it) {
    return wmhas.call(store, it);
  };
} else {
  var STATE = sharedKey('state');
  hiddenKeys[STATE] = true;
  set = function (it, metadata) {
    createNonEnumerableProperty(it, STATE, metadata);
    return metadata;
  };
  get = function (it) {
    return objectHas(it, STATE) ? it[STATE] : {};
  };
  has = function (it) {
    return objectHas(it, STATE);
  };
}

module.exports = {
  set: set,
  get: get,
  has: has,
  enforce: enforce,
  getterFor: getterFor
};


/***/ }),

/***/ "./node_modules/core-js/internals/is-array-iterator-method.js":
/*!********************************************************************!*\
  !*** ./node_modules/core-js/internals/is-array-iterator-method.js ***!
  \********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");
var Iterators = __webpack_require__(/*! ../internals/iterators */ "./node_modules/core-js/internals/iterators.js");

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

// check on default Array iterator
module.exports = function (it) {
  return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it);
};


/***/ }),

/***/ "./node_modules/core-js/internals/is-array.js":
/*!****************************************************!*\
  !*** ./node_modules/core-js/internals/is-array.js ***!
  \****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var classof = __webpack_require__(/*! ../internals/classof-raw */ "./node_modules/core-js/internals/classof-raw.js");

// `IsArray` abstract operation
// https://tc39.github.io/ecma262/#sec-isarray
module.exports = Array.isArray || function isArray(arg) {
  return classof(arg) == 'Array';
};


/***/ }),

/***/ "./node_modules/core-js/internals/is-forced.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/is-forced.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");

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

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

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

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

module.exports = isForced;


/***/ }),

/***/ "./node_modules/core-js/internals/is-object.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/is-object.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = function (it) {
  return typeof it === 'object' ? it !== null : typeof it === 'function';
};


/***/ }),

/***/ "./node_modules/core-js/internals/is-pure.js":
/*!***************************************************!*\
  !*** ./node_modules/core-js/internals/is-pure.js ***!
  \***************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = false;


/***/ }),

/***/ "./node_modules/core-js/internals/iterate.js":
/*!***************************************************!*\
  !*** ./node_modules/core-js/internals/iterate.js ***!
  \***************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var isArrayIteratorMethod = __webpack_require__(/*! ../internals/is-array-iterator-method */ "./node_modules/core-js/internals/is-array-iterator-method.js");
var toLength = __webpack_require__(/*! ../internals/to-length */ "./node_modules/core-js/internals/to-length.js");
var bind = __webpack_require__(/*! ../internals/function-bind-context */ "./node_modules/core-js/internals/function-bind-context.js");
var getIteratorMethod = __webpack_require__(/*! ../internals/get-iterator-method */ "./node_modules/core-js/internals/get-iterator-method.js");
var callWithSafeIterationClosing = __webpack_require__(/*! ../internals/call-with-safe-iteration-closing */ "./node_modules/core-js/internals/call-with-safe-iteration-closing.js");

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

var iterate = module.exports = function (iterable, fn, that, AS_ENTRIES, IS_ITERATOR) {
  var boundFunction = bind(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(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.stop = function (result) {
  return new Result(true, result);
};


/***/ }),

/***/ "./node_modules/core-js/internals/iterators-core.js":
/*!**********************************************************!*\
  !*** ./node_modules/core-js/internals/iterators-core.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var getPrototypeOf = __webpack_require__(/*! ../internals/object-get-prototype-of */ "./node_modules/core-js/internals/object-get-prototype-of.js");
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");
var IS_PURE = __webpack_require__(/*! ../internals/is-pure */ "./node_modules/core-js/internals/is-pure.js");

var ITERATOR = wellKnownSymbol('iterator');
var BUGGY_SAFARI_ITERATORS = false;

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

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

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

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

// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
if (!IS_PURE && !has(IteratorPrototype, ITERATOR)) {
  createNonEnumerableProperty(IteratorPrototype, ITERATOR, returnThis);
}

module.exports = {
  IteratorPrototype: IteratorPrototype,
  BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS
};


/***/ }),

/***/ "./node_modules/core-js/internals/iterators.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/iterators.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = {};


/***/ }),

/***/ "./node_modules/core-js/internals/native-symbol.js":
/*!*********************************************************!*\
  !*** ./node_modules/core-js/internals/native-symbol.js ***!
  \*********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var fails = __webpack_require__(/*! ../internals/fails */ "./node_modules/core-js/internals/fails.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/native-weak-map.js":
/*!***********************************************************!*\
  !*** ./node_modules/core-js/internals/native-weak-map.js ***!
  \***********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var inspectSource = __webpack_require__(/*! ../internals/inspect-source */ "./node_modules/core-js/internals/inspect-source.js");

var WeakMap = global.WeakMap;

module.exports = typeof WeakMap === 'function' && /native code/.test(inspectSource(WeakMap));


/***/ }),

/***/ "./node_modules/core-js/internals/object-create.js":
/*!*********************************************************!*\
  !*** ./node_modules/core-js/internals/object-create.js ***!
  \*********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var defineProperties = __webpack_require__(/*! ../internals/object-define-properties */ "./node_modules/core-js/internals/object-define-properties.js");
var enumBugKeys = __webpack_require__(/*! ../internals/enum-bug-keys */ "./node_modules/core-js/internals/enum-bug-keys.js");
var hiddenKeys = __webpack_require__(/*! ../internals/hidden-keys */ "./node_modules/core-js/internals/hidden-keys.js");
var html = __webpack_require__(/*! ../internals/html */ "./node_modules/core-js/internals/html.js");
var documentCreateElement = __webpack_require__(/*! ../internals/document-create-element */ "./node_modules/core-js/internals/document-create-element.js");
var sharedKey = __webpack_require__(/*! ../internals/shared-key */ "./node_modules/core-js/internals/shared-key.js");

var GT = '>';
var LT = '<';
var PROTOTYPE = 'prototype';
var SCRIPT = 'script';
var IE_PROTO = sharedKey('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.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.length;
  while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys[length]];
  return NullProtoObject();
};

hiddenKeys[IE_PROTO] = true;

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-define-properties.js":
/*!********************************************************************!*\
  !*** ./node_modules/core-js/internals/object-define-properties.js ***!
  \********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var definePropertyModule = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var objectKeys = __webpack_require__(/*! ../internals/object-keys */ "./node_modules/core-js/internals/object-keys.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-define-property.js":
/*!******************************************************************!*\
  !*** ./node_modules/core-js/internals/object-define-property.js ***!
  \******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var IE8_DOM_DEFINE = __webpack_require__(/*! ../internals/ie8-dom-define */ "./node_modules/core-js/internals/ie8-dom-define.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var toPrimitive = __webpack_require__(/*! ../internals/to-primitive */ "./node_modules/core-js/internals/to-primitive.js");

var nativeDefineProperty = Object.defineProperty;

// `Object.defineProperty` method
// https://tc39.github.io/ecma262/#sec-object.defineproperty
exports.f = DESCRIPTORS ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
  anObject(O);
  P = toPrimitive(P, true);
  anObject(Attributes);
  if (IE8_DOM_DEFINE) 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;
};


/***/ }),

/***/ "./node_modules/core-js/internals/object-get-own-property-descriptor.js":
/*!******************************************************************************!*\
  !*** ./node_modules/core-js/internals/object-get-own-property-descriptor.js ***!
  \******************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");
var propertyIsEnumerableModule = __webpack_require__(/*! ../internals/object-property-is-enumerable */ "./node_modules/core-js/internals/object-property-is-enumerable.js");
var createPropertyDescriptor = __webpack_require__(/*! ../internals/create-property-descriptor */ "./node_modules/core-js/internals/create-property-descriptor.js");
var toIndexedObject = __webpack_require__(/*! ../internals/to-indexed-object */ "./node_modules/core-js/internals/to-indexed-object.js");
var toPrimitive = __webpack_require__(/*! ../internals/to-primitive */ "./node_modules/core-js/internals/to-primitive.js");
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var IE8_DOM_DEFINE = __webpack_require__(/*! ../internals/ie8-dom-define */ "./node_modules/core-js/internals/ie8-dom-define.js");

var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-get-own-property-names.js":
/*!*************************************************************************!*\
  !*** ./node_modules/core-js/internals/object-get-own-property-names.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var internalObjectKeys = __webpack_require__(/*! ../internals/object-keys-internal */ "./node_modules/core-js/internals/object-keys-internal.js");
var enumBugKeys = __webpack_require__(/*! ../internals/enum-bug-keys */ "./node_modules/core-js/internals/enum-bug-keys.js");

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-get-own-property-symbols.js":
/*!***************************************************************************!*\
  !*** ./node_modules/core-js/internals/object-get-own-property-symbols.js ***!
  \***************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

exports.f = Object.getOwnPropertySymbols;


/***/ }),

/***/ "./node_modules/core-js/internals/object-get-prototype-of.js":
/*!*******************************************************************!*\
  !*** ./node_modules/core-js/internals/object-get-prototype-of.js ***!
  \*******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var toObject = __webpack_require__(/*! ../internals/to-object */ "./node_modules/core-js/internals/to-object.js");
var sharedKey = __webpack_require__(/*! ../internals/shared-key */ "./node_modules/core-js/internals/shared-key.js");
var CORRECT_PROTOTYPE_GETTER = __webpack_require__(/*! ../internals/correct-prototype-getter */ "./node_modules/core-js/internals/correct-prototype-getter.js");

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

// `Object.getPrototypeOf` method
// https://tc39.github.io/ecma262/#sec-object.getprototypeof
module.exports = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {
  O = toObject(O);
  if (has(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;
};


/***/ }),

/***/ "./node_modules/core-js/internals/object-keys-internal.js":
/*!****************************************************************!*\
  !*** ./node_modules/core-js/internals/object-keys-internal.js ***!
  \****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var toIndexedObject = __webpack_require__(/*! ../internals/to-indexed-object */ "./node_modules/core-js/internals/to-indexed-object.js");
var indexOf = __webpack_require__(/*! ../internals/array-includes */ "./node_modules/core-js/internals/array-includes.js").indexOf;
var hiddenKeys = __webpack_require__(/*! ../internals/hidden-keys */ "./node_modules/core-js/internals/hidden-keys.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-keys.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/object-keys.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var internalObjectKeys = __webpack_require__(/*! ../internals/object-keys-internal */ "./node_modules/core-js/internals/object-keys-internal.js");
var enumBugKeys = __webpack_require__(/*! ../internals/enum-bug-keys */ "./node_modules/core-js/internals/enum-bug-keys.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-property-is-enumerable.js":
/*!*************************************************************************!*\
  !*** ./node_modules/core-js/internals/object-property-is-enumerable.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

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

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/object-set-prototype-of.js":
/*!*******************************************************************!*\
  !*** ./node_modules/core-js/internals/object-set-prototype-of.js ***!
  \*******************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var aPossiblePrototype = __webpack_require__(/*! ../internals/a-possible-prototype */ "./node_modules/core-js/internals/a-possible-prototype.js");

// `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 */
module.exports = 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(O);
    aPossiblePrototype(proto);
    if (CORRECT_SETTER) setter.call(O, proto);
    else O.__proto__ = proto;
    return O;
  };
}() : undefined);


/***/ }),

/***/ "./node_modules/core-js/internals/own-keys.js":
/*!****************************************************!*\
  !*** ./node_modules/core-js/internals/own-keys.js ***!
  \****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var getBuiltIn = __webpack_require__(/*! ../internals/get-built-in */ "./node_modules/core-js/internals/get-built-in.js");
var getOwnPropertyNamesModule = __webpack_require__(/*! ../internals/object-get-own-property-names */ "./node_modules/core-js/internals/object-get-own-property-names.js");
var getOwnPropertySymbolsModule = __webpack_require__(/*! ../internals/object-get-own-property-symbols */ "./node_modules/core-js/internals/object-get-own-property-symbols.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/path.js":
/*!************************************************!*\
  !*** ./node_modules/core-js/internals/path.js ***!
  \************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");

module.exports = global;


/***/ }),

/***/ "./node_modules/core-js/internals/redefine-all.js":
/*!********************************************************!*\
  !*** ./node_modules/core-js/internals/redefine-all.js ***!
  \********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var redefine = __webpack_require__(/*! ../internals/redefine */ "./node_modules/core-js/internals/redefine.js");

module.exports = function (target, src, options) {
  for (var key in src) redefine(target, key, src[key], options);
  return target;
};


/***/ }),

/***/ "./node_modules/core-js/internals/redefine.js":
/*!****************************************************!*\
  !*** ./node_modules/core-js/internals/redefine.js ***!
  \****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var setGlobal = __webpack_require__(/*! ../internals/set-global */ "./node_modules/core-js/internals/set-global.js");
var inspectSource = __webpack_require__(/*! ../internals/inspect-source */ "./node_modules/core-js/internals/inspect-source.js");
var InternalStateModule = __webpack_require__(/*! ../internals/internal-state */ "./node_modules/core-js/internals/internal-state.js");

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

(module.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(value, 'name')) createNonEnumerableProperty(value, 'name', key);
    enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');
  }
  if (O === global) {
    if (simple) O[key] = value;
    else setGlobal(key, value);
    return;
  } else if (!unsafe) {
    delete O[key];
  } else if (!noTargetGet && O[key]) {
    simple = true;
  }
  if (simple) O[key] = value;
  else createNonEnumerableProperty(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(this).source || inspectSource(this);
});


/***/ }),

/***/ "./node_modules/core-js/internals/reflect-metadata.js":
/*!************************************************************!*\
  !*** ./node_modules/core-js/internals/reflect-metadata.js ***!
  \************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

// TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
var Map = __webpack_require__(/*! ../modules/es.map */ "./node_modules/core-js/modules/es.map.js");
var WeakMap = __webpack_require__(/*! ../modules/es.weak-map */ "./node_modules/core-js/modules/es.weak-map.js");
var shared = __webpack_require__(/*! ../internals/shared */ "./node_modules/core-js/internals/shared.js");

var metadata = shared('metadata');
var store = metadata.store || (metadata.store = new WeakMap());

var getOrCreateMetadataMap = function (target, targetKey, create) {
  var targetMetadata = store.get(target);
  if (!targetMetadata) {
    if (!create) return;
    store.set(target, targetMetadata = new Map());
  }
  var keyMetadata = targetMetadata.get(targetKey);
  if (!keyMetadata) {
    if (!create) return;
    targetMetadata.set(targetKey, keyMetadata = new Map());
  } return keyMetadata;
};

var ordinaryHasOwnMetadata = function (MetadataKey, O, P) {
  var metadataMap = getOrCreateMetadataMap(O, P, false);
  return metadataMap === undefined ? false : metadataMap.has(MetadataKey);
};

var ordinaryGetOwnMetadata = function (MetadataKey, O, P) {
  var metadataMap = getOrCreateMetadataMap(O, P, false);
  return metadataMap === undefined ? undefined : metadataMap.get(MetadataKey);
};

var ordinaryDefineOwnMetadata = function (MetadataKey, MetadataValue, O, P) {
  getOrCreateMetadataMap(O, P, true).set(MetadataKey, MetadataValue);
};

var ordinaryOwnMetadataKeys = function (target, targetKey) {
  var metadataMap = getOrCreateMetadataMap(target, targetKey, false);
  var keys = [];
  if (metadataMap) metadataMap.forEach(function (_, key) { keys.push(key); });
  return keys;
};

var toMetadataKey = function (it) {
  return it === undefined || typeof it == 'symbol' ? it : String(it);
};

module.exports = {
  store: store,
  getMap: getOrCreateMetadataMap,
  has: ordinaryHasOwnMetadata,
  get: ordinaryGetOwnMetadata,
  set: ordinaryDefineOwnMetadata,
  keys: ordinaryOwnMetadataKeys,
  toKey: toMetadataKey
};


/***/ }),

/***/ "./node_modules/core-js/internals/require-object-coercible.js":
/*!********************************************************************!*\
  !*** ./node_modules/core-js/internals/require-object-coercible.js ***!
  \********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

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


/***/ }),

/***/ "./node_modules/core-js/internals/set-global.js":
/*!******************************************************!*\
  !*** ./node_modules/core-js/internals/set-global.js ***!
  \******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var createNonEnumerableProperty = __webpack_require__(/*! ../internals/create-non-enumerable-property */ "./node_modules/core-js/internals/create-non-enumerable-property.js");

module.exports = function (key, value) {
  try {
    createNonEnumerableProperty(global, key, value);
  } catch (error) {
    global[key] = value;
  } return value;
};


/***/ }),

/***/ "./node_modules/core-js/internals/set-species.js":
/*!*******************************************************!*\
  !*** ./node_modules/core-js/internals/set-species.js ***!
  \*******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var getBuiltIn = __webpack_require__(/*! ../internals/get-built-in */ "./node_modules/core-js/internals/get-built-in.js");
var definePropertyModule = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");
var DESCRIPTORS = __webpack_require__(/*! ../internals/descriptors */ "./node_modules/core-js/internals/descriptors.js");

var SPECIES = wellKnownSymbol('species');

module.exports = function (CONSTRUCTOR_NAME) {
  var Constructor = getBuiltIn(CONSTRUCTOR_NAME);
  var defineProperty = definePropertyModule.f;

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


/***/ }),

/***/ "./node_modules/core-js/internals/set-to-string-tag.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/set-to-string-tag.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var defineProperty = __webpack_require__(/*! ../internals/object-define-property */ "./node_modules/core-js/internals/object-define-property.js").f;
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

var TO_STRING_TAG = wellKnownSymbol('toStringTag');

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


/***/ }),

/***/ "./node_modules/core-js/internals/shared-key.js":
/*!******************************************************!*\
  !*** ./node_modules/core-js/internals/shared-key.js ***!
  \******************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var shared = __webpack_require__(/*! ../internals/shared */ "./node_modules/core-js/internals/shared.js");
var uid = __webpack_require__(/*! ../internals/uid */ "./node_modules/core-js/internals/uid.js");

var keys = shared('keys');

module.exports = function (key) {
  return keys[key] || (keys[key] = uid(key));
};


/***/ }),

/***/ "./node_modules/core-js/internals/shared-store.js":
/*!********************************************************!*\
  !*** ./node_modules/core-js/internals/shared-store.js ***!
  \********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var setGlobal = __webpack_require__(/*! ../internals/set-global */ "./node_modules/core-js/internals/set-global.js");

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

module.exports = store;


/***/ }),

/***/ "./node_modules/core-js/internals/shared.js":
/*!**************************************************!*\
  !*** ./node_modules/core-js/internals/shared.js ***!
  \**************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var IS_PURE = __webpack_require__(/*! ../internals/is-pure */ "./node_modules/core-js/internals/is-pure.js");
var store = __webpack_require__(/*! ../internals/shared-store */ "./node_modules/core-js/internals/shared-store.js");

(module.exports = function (key, value) {
  return store[key] || (store[key] = value !== undefined ? value : {});
})('versions', []).push({
  version: '3.6.4',
  mode: IS_PURE ? 'pure' : 'global',
  copyright: '© 2020 Denis Pushkarev (zloirock.ru)'
});


/***/ }),

/***/ "./node_modules/core-js/internals/to-absolute-index.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/to-absolute-index.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var toInteger = __webpack_require__(/*! ../internals/to-integer */ "./node_modules/core-js/internals/to-integer.js");

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).
module.exports = function (index, length) {
  var integer = toInteger(index);
  return integer < 0 ? max(integer + length, 0) : min(integer, length);
};


/***/ }),

/***/ "./node_modules/core-js/internals/to-indexed-object.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/to-indexed-object.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

// toObject with fallback for non-array-like ES3 strings
var IndexedObject = __webpack_require__(/*! ../internals/indexed-object */ "./node_modules/core-js/internals/indexed-object.js");
var requireObjectCoercible = __webpack_require__(/*! ../internals/require-object-coercible */ "./node_modules/core-js/internals/require-object-coercible.js");

module.exports = function (it) {
  return IndexedObject(requireObjectCoercible(it));
};


/***/ }),

/***/ "./node_modules/core-js/internals/to-integer.js":
/*!******************************************************!*\
  !*** ./node_modules/core-js/internals/to-integer.js ***!
  \******************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

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

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


/***/ }),

/***/ "./node_modules/core-js/internals/to-length.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/to-length.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var toInteger = __webpack_require__(/*! ../internals/to-integer */ "./node_modules/core-js/internals/to-integer.js");

var min = Math.min;

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


/***/ }),

/***/ "./node_modules/core-js/internals/to-object.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/internals/to-object.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var requireObjectCoercible = __webpack_require__(/*! ../internals/require-object-coercible */ "./node_modules/core-js/internals/require-object-coercible.js");

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


/***/ }),

/***/ "./node_modules/core-js/internals/to-primitive.js":
/*!********************************************************!*\
  !*** ./node_modules/core-js/internals/to-primitive.js ***!
  \********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");

// `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
module.exports = function (input, PREFERRED_STRING) {
  if (!isObject(input)) return input;
  var fn, val;
  if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
  if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input))) return val;
  if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
  throw TypeError("Can't convert object to primitive value");
};


/***/ }),

/***/ "./node_modules/core-js/internals/to-string-tag-support.js":
/*!*****************************************************************!*\
  !*** ./node_modules/core-js/internals/to-string-tag-support.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var wellKnownSymbol = __webpack_require__(/*! ../internals/well-known-symbol */ "./node_modules/core-js/internals/well-known-symbol.js");

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

test[TO_STRING_TAG] = 'z';

module.exports = String(test) === '[object z]';


/***/ }),

/***/ "./node_modules/core-js/internals/uid.js":
/*!***********************************************!*\
  !*** ./node_modules/core-js/internals/uid.js ***!
  \***********************************************/
/*! no static exports found */
/***/ (function(module, exports) {

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

module.exports = function (key) {
  return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
};


/***/ }),

/***/ "./node_modules/core-js/internals/use-symbol-as-uid.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/use-symbol-as-uid.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var NATIVE_SYMBOL = __webpack_require__(/*! ../internals/native-symbol */ "./node_modules/core-js/internals/native-symbol.js");

module.exports = NATIVE_SYMBOL
  // eslint-disable-next-line no-undef
  && !Symbol.sham
  // eslint-disable-next-line no-undef
  && typeof Symbol.iterator == 'symbol';


/***/ }),

/***/ "./node_modules/core-js/internals/well-known-symbol.js":
/*!*************************************************************!*\
  !*** ./node_modules/core-js/internals/well-known-symbol.js ***!
  \*************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var shared = __webpack_require__(/*! ../internals/shared */ "./node_modules/core-js/internals/shared.js");
var has = __webpack_require__(/*! ../internals/has */ "./node_modules/core-js/internals/has.js");
var uid = __webpack_require__(/*! ../internals/uid */ "./node_modules/core-js/internals/uid.js");
var NATIVE_SYMBOL = __webpack_require__(/*! ../internals/native-symbol */ "./node_modules/core-js/internals/native-symbol.js");
var USE_SYMBOL_AS_UID = __webpack_require__(/*! ../internals/use-symbol-as-uid */ "./node_modules/core-js/internals/use-symbol-as-uid.js");

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

module.exports = function (name) {
  if (!has(WellKnownSymbolsStore, name)) {
    if (NATIVE_SYMBOL && has(Symbol, name)) WellKnownSymbolsStore[name] = Symbol[name];
    else WellKnownSymbolsStore[name] = createWellKnownSymbol('Symbol.' + name);
  } return WellKnownSymbolsStore[name];
};


/***/ }),

/***/ "./node_modules/core-js/modules/es.map.js":
/*!************************************************!*\
  !*** ./node_modules/core-js/modules/es.map.js ***!
  \************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var collection = __webpack_require__(/*! ../internals/collection */ "./node_modules/core-js/internals/collection.js");
var collectionStrong = __webpack_require__(/*! ../internals/collection-strong */ "./node_modules/core-js/internals/collection-strong.js");

// `Map` constructor
// https://tc39.github.io/ecma262/#sec-map-objects
module.exports = collection('Map', function (init) {
  return function Map() { return init(this, arguments.length ? arguments[0] : undefined); };
}, collectionStrong);


/***/ }),

/***/ "./node_modules/core-js/modules/es.set.js":
/*!************************************************!*\
  !*** ./node_modules/core-js/modules/es.set.js ***!
  \************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var collection = __webpack_require__(/*! ../internals/collection */ "./node_modules/core-js/internals/collection.js");
var collectionStrong = __webpack_require__(/*! ../internals/collection-strong */ "./node_modules/core-js/internals/collection-strong.js");

// `Set` constructor
// https://tc39.github.io/ecma262/#sec-set-objects
module.exports = collection('Set', function (init) {
  return function Set() { return init(this, arguments.length ? arguments[0] : undefined); };
}, collectionStrong);


/***/ }),

/***/ "./node_modules/core-js/modules/es.weak-map.js":
/*!*****************************************************!*\
  !*** ./node_modules/core-js/modules/es.weak-map.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

"use strict";

var global = __webpack_require__(/*! ../internals/global */ "./node_modules/core-js/internals/global.js");
var redefineAll = __webpack_require__(/*! ../internals/redefine-all */ "./node_modules/core-js/internals/redefine-all.js");
var InternalMetadataModule = __webpack_require__(/*! ../internals/internal-metadata */ "./node_modules/core-js/internals/internal-metadata.js");
var collection = __webpack_require__(/*! ../internals/collection */ "./node_modules/core-js/internals/collection.js");
var collectionWeak = __webpack_require__(/*! ../internals/collection-weak */ "./node_modules/core-js/internals/collection-weak.js");
var isObject = __webpack_require__(/*! ../internals/is-object */ "./node_modules/core-js/internals/is-object.js");
var enforceIternalState = __webpack_require__(/*! ../internals/internal-state */ "./node_modules/core-js/internals/internal-state.js").enforce;
var NATIVE_WEAK_MAP = __webpack_require__(/*! ../internals/native-weak-map */ "./node_modules/core-js/internals/native-weak-map.js");

var IS_IE11 = !global.ActiveXObject && 'ActiveXObject' in global;
var isExtensible = Object.isExtensible;
var InternalWeakMap;

var wrapper = function (init) {
  return function WeakMap() {
    return init(this, arguments.length ? arguments[0] : undefined);
  };
};

// `WeakMap` constructor
// https://tc39.github.io/ecma262/#sec-weakmap-constructor
var $WeakMap = module.exports = collection('WeakMap', wrapper, collectionWeak);

// IE11 WeakMap frozen keys fix
// We can't use feature detection because it crash some old IE builds
// https://github.com/zloirock/core-js/issues/485
if (NATIVE_WEAK_MAP && IS_IE11) {
  InternalWeakMap = collectionWeak.getConstructor(wrapper, 'WeakMap', true);
  InternalMetadataModule.REQUIRED = true;
  var WeakMapPrototype = $WeakMap.prototype;
  var nativeDelete = WeakMapPrototype['delete'];
  var nativeHas = WeakMapPrototype.has;
  var nativeGet = WeakMapPrototype.get;
  var nativeSet = WeakMapPrototype.set;
  redefineAll(WeakMapPrototype, {
    'delete': function (key) {
      if (isObject(key) && !isExtensible(key)) {
        var state = enforceIternalState(this);
        if (!state.frozen) state.frozen = new InternalWeakMap();
        return nativeDelete.call(this, key) || state.frozen['delete'](key);
      } return nativeDelete.call(this, key);
    },
    has: function has(key) {
      if (isObject(key) && !isExtensible(key)) {
        var state = enforceIternalState(this);
        if (!state.frozen) state.frozen = new InternalWeakMap();
        return nativeHas.call(this, key) || state.frozen.has(key);
      } return nativeHas.call(this, key);
    },
    get: function get(key) {
      if (isObject(key) && !isExtensible(key)) {
        var state = enforceIternalState(this);
        if (!state.frozen) state.frozen = new InternalWeakMap();
        return nativeHas.call(this, key) ? nativeGet.call(this, key) : state.frozen.get(key);
      } return nativeGet.call(this, key);
    },
    set: function set(key, value) {
      if (isObject(key) && !isExtensible(key)) {
        var state = enforceIternalState(this);
        if (!state.frozen) state.frozen = new InternalWeakMap();
        nativeHas.call(this, key) ? nativeSet.call(this, key, value) : state.frozen.set(key, value);
      } else nativeSet.call(this, key, value);
      return this;
    }
  });
}


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.define-metadata.js":
/*!************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.define-metadata.js ***!
  \************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var toMetadataKey = ReflectMetadataModule.toKey;
var ordinaryDefineOwnMetadata = ReflectMetadataModule.set;

// `Reflect.defineMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  defineMetadata: function defineMetadata(metadataKey, metadataValue, target /* , targetKey */) {
    var targetKey = arguments.length < 4 ? undefined : toMetadataKey(arguments[3]);
    ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.delete-metadata.js":
/*!************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.delete-metadata.js ***!
  \************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var toMetadataKey = ReflectMetadataModule.toKey;
var getOrCreateMetadataMap = ReflectMetadataModule.getMap;
var store = ReflectMetadataModule.store;

// `Reflect.deleteMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {
    var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
    var metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);
    if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) return false;
    if (metadataMap.size) return true;
    var targetMetadata = store.get(target);
    targetMetadata['delete'](targetKey);
    return !!targetMetadata.size || store['delete'](target);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.get-metadata-keys.js":
/*!**************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.get-metadata-keys.js ***!
  \**************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
// TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
var Set = __webpack_require__(/*! ../modules/es.set */ "./node_modules/core-js/modules/es.set.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var getPrototypeOf = __webpack_require__(/*! ../internals/object-get-prototype-of */ "./node_modules/core-js/internals/object-get-prototype-of.js");
var iterate = __webpack_require__(/*! ../internals/iterate */ "./node_modules/core-js/internals/iterate.js");

var ordinaryOwnMetadataKeys = ReflectMetadataModule.keys;
var toMetadataKey = ReflectMetadataModule.toKey;

var from = function (iter) {
  var result = [];
  iterate(iter, result.push, result);
  return result;
};

var ordinaryMetadataKeys = function (O, P) {
  var oKeys = ordinaryOwnMetadataKeys(O, P);
  var parent = getPrototypeOf(O);
  if (parent === null) return oKeys;
  var pKeys = ordinaryMetadataKeys(parent, P);
  return pKeys.length ? oKeys.length ? from(new Set(oKeys.concat(pKeys))) : pKeys : oKeys;
};

// `Reflect.getMetadataKeys` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  getMetadataKeys: function getMetadataKeys(target /* , targetKey */) {
    var targetKey = arguments.length < 2 ? undefined : toMetadataKey(arguments[1]);
    return ordinaryMetadataKeys(anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.get-metadata.js":
/*!*********************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.get-metadata.js ***!
  \*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var getPrototypeOf = __webpack_require__(/*! ../internals/object-get-prototype-of */ "./node_modules/core-js/internals/object-get-prototype-of.js");

var ordinaryHasOwnMetadata = ReflectMetadataModule.has;
var ordinaryGetOwnMetadata = ReflectMetadataModule.get;
var toMetadataKey = ReflectMetadataModule.toKey;

var ordinaryGetMetadata = function (MetadataKey, O, P) {
  var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
  if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);
  var parent = getPrototypeOf(O);
  return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
};

// `Reflect.getMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
    var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
    return ordinaryGetMetadata(metadataKey, anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.get-own-metadata-keys.js":
/*!******************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.get-own-metadata-keys.js ***!
  \******************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var ordinaryOwnMetadataKeys = ReflectMetadataModule.keys;
var toMetadataKey = ReflectMetadataModule.toKey;

// `Reflect.getOwnMetadataKeys` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  getOwnMetadataKeys: function getOwnMetadataKeys(target /* , targetKey */) {
    var targetKey = arguments.length < 2 ? undefined : toMetadataKey(arguments[1]);
    return ordinaryOwnMetadataKeys(anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.get-own-metadata.js":
/*!*************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.get-own-metadata.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var ordinaryGetOwnMetadata = ReflectMetadataModule.get;
var toMetadataKey = ReflectMetadataModule.toKey;

// `Reflect.getOwnMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  getOwnMetadata: function getOwnMetadata(metadataKey, target /* , targetKey */) {
    var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
    return ordinaryGetOwnMetadata(metadataKey, anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.has-metadata.js":
/*!*********************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.has-metadata.js ***!
  \*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");
var getPrototypeOf = __webpack_require__(/*! ../internals/object-get-prototype-of */ "./node_modules/core-js/internals/object-get-prototype-of.js");

var ordinaryHasOwnMetadata = ReflectMetadataModule.has;
var toMetadataKey = ReflectMetadataModule.toKey;

var ordinaryHasMetadata = function (MetadataKey, O, P) {
  var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
  if (hasOwn) return true;
  var parent = getPrototypeOf(O);
  return parent !== null ? ordinaryHasMetadata(MetadataKey, parent, P) : false;
};

// `Reflect.hasMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  hasMetadata: function hasMetadata(metadataKey, target /* , targetKey */) {
    var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
    return ordinaryHasMetadata(metadataKey, anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.has-own-metadata.js":
/*!*************************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.has-own-metadata.js ***!
  \*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var ordinaryHasOwnMetadata = ReflectMetadataModule.has;
var toMetadataKey = ReflectMetadataModule.toKey;

// `Reflect.hasOwnMetadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  hasOwnMetadata: function hasOwnMetadata(metadataKey, target /* , targetKey */) {
    var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
    return ordinaryHasOwnMetadata(metadataKey, anObject(target), targetKey);
  }
});


/***/ }),

/***/ "./node_modules/core-js/modules/esnext.reflect.metadata.js":
/*!*****************************************************************!*\
  !*** ./node_modules/core-js/modules/esnext.reflect.metadata.js ***!
  \*****************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

var $ = __webpack_require__(/*! ../internals/export */ "./node_modules/core-js/internals/export.js");
var ReflectMetadataModule = __webpack_require__(/*! ../internals/reflect-metadata */ "./node_modules/core-js/internals/reflect-metadata.js");
var anObject = __webpack_require__(/*! ../internals/an-object */ "./node_modules/core-js/internals/an-object.js");

var toMetadataKey = ReflectMetadataModule.toKey;
var ordinaryDefineOwnMetadata = ReflectMetadataModule.set;

// `Reflect.metadata` method
// https://github.com/rbuckton/reflect-metadata
$({ target: 'Reflect', stat: true }, {
  metadata: function metadata(metadataKey, metadataValue) {
    return function decorator(target, key) {
      ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), toMetadataKey(key));
    };
  }
});


/***/ }),

/***/ "./node_modules/core-js/proposals/reflect-metadata.js":
/*!************************************************************!*\
  !*** ./node_modules/core-js/proposals/reflect-metadata.js ***!
  \************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

__webpack_require__(/*! ../modules/esnext.reflect.define-metadata */ "./node_modules/core-js/modules/esnext.reflect.define-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.delete-metadata */ "./node_modules/core-js/modules/esnext.reflect.delete-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.get-metadata */ "./node_modules/core-js/modules/esnext.reflect.get-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.get-metadata-keys */ "./node_modules/core-js/modules/esnext.reflect.get-metadata-keys.js");
__webpack_require__(/*! ../modules/esnext.reflect.get-own-metadata */ "./node_modules/core-js/modules/esnext.reflect.get-own-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.get-own-metadata-keys */ "./node_modules/core-js/modules/esnext.reflect.get-own-metadata-keys.js");
__webpack_require__(/*! ../modules/esnext.reflect.has-metadata */ "./node_modules/core-js/modules/esnext.reflect.has-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.has-own-metadata */ "./node_modules/core-js/modules/esnext.reflect.has-own-metadata.js");
__webpack_require__(/*! ../modules/esnext.reflect.metadata */ "./node_modules/core-js/modules/esnext.reflect.metadata.js");


/***/ }),

/***/ "./node_modules/ieee754/index.js":
/*!***************************************!*\
  !*** ./node_modules/ieee754/index.js ***!
  \***************************************/
/*! no static exports found */
/***/ (function(module, exports) {

/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
exports.read = function (buffer, offset, isLE, mLen, nBytes) {
  var e, m
  var eLen = (nBytes * 8) - mLen - 1
  var eMax = (1 << eLen) - 1
  var eBias = eMax >> 1
  var nBits = -7
  var i = isLE ? (nBytes - 1) : 0
  var d = isLE ? -1 : 1
  var s = buffer[offset + i]

  i += d

  e = s & ((1 << (-nBits)) - 1)
  s >>= (-nBits)
  nBits += eLen
  for (; nBits > 0; e = (e * 256) + buffer[offset + i], i += d, nBits -= 8) {}

  m = e & ((1 << (-nBits)) - 1)
  e >>= (-nBits)
  nBits += mLen
  for (; nBits > 0; m = (m * 256) + buffer[offset + i], i += d, nBits -= 8) {}

  if (e === 0) {
    e = 1 - eBias
  } else if (e === eMax) {
    return m ? NaN : ((s ? -1 : 1) * Infinity)
  } else {
    m = m + Math.pow(2, mLen)
    e = e - eBias
  }
  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
}

exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
  var e, m, c
  var eLen = (nBytes * 8) - mLen - 1
  var eMax = (1 << eLen) - 1
  var eBias = eMax >> 1
  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
  var i = isLE ? 0 : (nBytes - 1)
  var d = isLE ? 1 : -1
  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0

  value = Math.abs(value)

  if (isNaN(value) || value === Infinity) {
    m = isNaN(value) ? 1 : 0
    e = eMax
  } else {
    e = Math.floor(Math.log(value) / Math.LN2)
    if (value * (c = Math.pow(2, -e)) < 1) {
      e--
      c *= 2
    }
    if (e + eBias >= 1) {
      value += rt / c
    } else {
      value += rt * Math.pow(2, 1 - eBias)
    }
    if (value * c >= 2) {
      e++
      c /= 2
    }

    if (e + eBias >= eMax) {
      m = 0
      e = eMax
    } else if (e + eBias >= 1) {
      m = ((value * c) - 1) * Math.pow(2, mLen)
      e = e + eBias
    } else {
      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
      e = 0
    }
  }

  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}

  e = (e << mLen) | m
  eLen += mLen
  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}

  buffer[offset + i - d] |= s * 128
}


/***/ }),

/***/ "./node_modules/isarray/index.js":
/*!***************************************!*\
  !*** ./node_modules/isarray/index.js ***!
  \***************************************/
/*! no static exports found */
/***/ (function(module, exports) {

var toString = {}.toString;

module.exports = Array.isArray || function (arr) {
  return toString.call(arr) == '[object Array]';
};


/***/ }),

/***/ "./node_modules/process/browser.js":
/*!*****************************************!*\
  !*** ./node_modules/process/browser.js ***!
  \*****************************************/
/*! no static exports found */
/***/ (function(module, exports) {

// shim for using process in browser
var process = module.exports = {};

// cached from whatever global is present so that test runners that stub it
// don't break things.  But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals.  It's inside a
// function because try/catches deoptimize in certain engines.

var cachedSetTimeout;
var cachedClearTimeout;

function defaultSetTimout() {
    throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
    throw new Error('clearTimeout has not been defined');
}
(function () {
    try {
        if (typeof setTimeout === 'function') {
            cachedSetTimeout = setTimeout;
        } else {
            cachedSetTimeout = defaultSetTimout;
        }
    } catch (e) {
        cachedSetTimeout = defaultSetTimout;
    }
    try {
        if (typeof clearTimeout === 'function') {
            cachedClearTimeout = clearTimeout;
        } else {
            cachedClearTimeout = defaultClearTimeout;
        }
    } catch (e) {
        cachedClearTimeout = defaultClearTimeout;
    }
} ())
function runTimeout(fun) {
    if (cachedSetTimeout === setTimeout) {
        //normal enviroments in sane situations
        return setTimeout(fun, 0);
    }
    // if setTimeout wasn't available but was latter defined
    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
        cachedSetTimeout = setTimeout;
        return setTimeout(fun, 0);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedSetTimeout(fun, 0);
    } catch(e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
            return cachedSetTimeout.call(null, fun, 0);
        } catch(e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
            return cachedSetTimeout.call(this, fun, 0);
        }
    }


}
function runClearTimeout(marker) {
    if (cachedClearTimeout === clearTimeout) {
        //normal enviroments in sane situations
        return clearTimeout(marker);
    }
    // if clearTimeout wasn't available but was latter defined
    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
        cachedClearTimeout = clearTimeout;
        return clearTimeout(marker);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedClearTimeout(marker);
    } catch (e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
            return cachedClearTimeout.call(null, marker);
        } catch (e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
            // Some versions of I.E. have different rules for clearTimeout vs setTimeout
            return cachedClearTimeout.call(this, marker);
        }
    }



}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    if (!draining || !currentQueue) {
        return;
    }
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = runTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            if (currentQueue) {
                currentQueue[queueIndex].run();
            }
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    runClearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        runTimeout(drainQueue);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;

process.listeners = function (name) { return [] }

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };


/***/ }),

/***/ "./node_modules/setimmediate/setImmediate.js":
/*!***************************************************!*\
  !*** ./node_modules/setimmediate/setImmediate.js ***!
  \***************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

(function (global, undefined) {
    "use strict";

    if (global.setImmediate) {
        return;
    }

    var nextHandle = 1; // Spec says greater than zero
    var tasksByHandle = {};
    var currentlyRunningATask = false;
    var doc = global.document;
    var registerImmediate;

    function setImmediate(callback) {
      // Callback can either be a function or a string
      if (typeof callback !== "function") {
        callback = new Function("" + callback);
      }
      // Copy function arguments
      var args = new Array(arguments.length - 1);
      for (var i = 0; i < args.length; i++) {
          args[i] = arguments[i + 1];
      }
      // Store and register the task
      var task = { callback: callback, args: args };
      tasksByHandle[nextHandle] = task;
      registerImmediate(nextHandle);
      return nextHandle++;
    }

    function clearImmediate(handle) {
        delete tasksByHandle[handle];
    }

    function run(task) {
        var callback = task.callback;
        var args = task.args;
        switch (args.length) {
        case 0:
            callback();
            break;
        case 1:
            callback(args[0]);
            break;
        case 2:
            callback(args[0], args[1]);
            break;
        case 3:
            callback(args[0], args[1], args[2]);
            break;
        default:
            callback.apply(undefined, args);
            break;
        }
    }

    function runIfPresent(handle) {
        // From the spec: "Wait until any invocations of this algorithm started before this one have completed."
        // So if we're currently running a task, we'll need to delay this invocation.
        if (currentlyRunningATask) {
            // Delay by doing a setTimeout. setImmediate was tried instead, but in Firefox 7 it generated a
            // "too much recursion" error.
            setTimeout(runIfPresent, 0, handle);
        } else {
            var task = tasksByHandle[handle];
            if (task) {
                currentlyRunningATask = true;
                try {
                    run(task);
                } finally {
                    clearImmediate(handle);
                    currentlyRunningATask = false;
                }
            }
        }
    }

    function installNextTickImplementation() {
        registerImmediate = function(handle) {
            process.nextTick(function () { runIfPresent(handle); });
        };
    }

    function canUsePostMessage() {
        // The test against `importScripts` prevents this implementation from being installed inside a web worker,
        // where `global.postMessage` means something completely different and can't be used for this purpose.
        if (global.postMessage && !global.importScripts) {
            var postMessageIsAsynchronous = true;
            var oldOnMessage = global.onmessage;
            global.onmessage = function() {
                postMessageIsAsynchronous = false;
            };
            global.postMessage("", "*");
            global.onmessage = oldOnMessage;
            return postMessageIsAsynchronous;
        }
    }

    function installPostMessageImplementation() {
        // Installs an event handler on `global` for the `message` event: see
        // * https://developer.mozilla.org/en/DOM/window.postMessage
        // * http://www.whatwg.org/specs/web-apps/current-work/multipage/comms.html#crossDocumentMessages

        var messagePrefix = "setImmediate$" + Math.random() + "$";
        var onGlobalMessage = function(event) {
            if (event.source === global &&
                typeof event.data === "string" &&
                event.data.indexOf(messagePrefix) === 0) {
                runIfPresent(+event.data.slice(messagePrefix.length));
            }
        };

        if (global.addEventListener) {
            global.addEventListener("message", onGlobalMessage, false);
        } else {
            global.attachEvent("onmessage", onGlobalMessage);
        }

        registerImmediate = function(handle) {
            global.postMessage(messagePrefix + handle, "*");
        };
    }

    function installMessageChannelImplementation() {
        var channel = new MessageChannel();
        channel.port1.onmessage = function(event) {
            var handle = event.data;
            runIfPresent(handle);
        };

        registerImmediate = function(handle) {
            channel.port2.postMessage(handle);
        };
    }

    function installReadyStateChangeImplementation() {
        var html = doc.documentElement;
        registerImmediate = function(handle) {
            // Create a <script> element; its readystatechange event will be fired asynchronously once it is inserted
            // into the document. Do so, thus queuing up the task. Remember to clean up once it's been called.
            var script = doc.createElement("script");
            script.onreadystatechange = function () {
                runIfPresent(handle);
                script.onreadystatechange = null;
                html.removeChild(script);
                script = null;
            };
            html.appendChild(script);
        };
    }

    function installSetTimeoutImplementation() {
        registerImmediate = function(handle) {
            setTimeout(runIfPresent, 0, handle);
        };
    }

    // If supported, we should attach to the prototype of global, since that is where setTimeout et al. live.
    var attachTo = Object.getPrototypeOf && Object.getPrototypeOf(global);
    attachTo = attachTo && attachTo.setTimeout ? attachTo : global;

    // Don't get fooled by e.g. browserify environments.
    if ({}.toString.call(global.process) === "[object process]") {
        // For Node.js before 0.9
        installNextTickImplementation();

    } else if (canUsePostMessage()) {
        // For non-IE10 modern browsers
        installPostMessageImplementation();

    } else if (global.MessageChannel) {
        // For web workers, where supported
        installMessageChannelImplementation();

    } else if (doc && "onreadystatechange" in doc.createElement("script")) {
        // For IE 6–8
        installReadyStateChangeImplementation();

    } else {
        // For older browsers
        installSetTimeoutImplementation();
    }

    attachTo.setImmediate = setImmediate;
    attachTo.clearImmediate = clearImmediate;
}(typeof self === "undefined" ? typeof global === "undefined" ? this : global : self));


/***/ }),

/***/ "./node_modules/tslib/tslib.es6.js":
/*!*****************************************!*\
  !*** ./node_modules/tslib/tslib.es6.js ***!
  \*****************************************/
/*! exports provided: __extends, __assign, __rest, __decorate, __param, __metadata, __awaiter, __generator, __createBinding, __exportStar, __values, __read, __spread, __spreadArrays, __await, __asyncGenerator, __asyncDelegator, __asyncValues, __makeTemplateObject, __importStar, __importDefault, __classPrivateFieldGet, __classPrivateFieldSet */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__extends", function() { return __extends; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__assign", function() { return __assign; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__rest", function() { return __rest; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__decorate", function() { return __decorate; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__param", function() { return __param; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__metadata", function() { return __metadata; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__awaiter", function() { return __awaiter; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__generator", function() { return __generator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__createBinding", function() { return __createBinding; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__exportStar", function() { return __exportStar; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__values", function() { return __values; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__read", function() { return __read; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__spread", function() { return __spread; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__spreadArrays", function() { return __spreadArrays; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__await", function() { return __await; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncGenerator", function() { return __asyncGenerator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncDelegator", function() { return __asyncDelegator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncValues", function() { return __asyncValues; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__makeTemplateObject", function() { return __makeTemplateObject; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__importStar", function() { return __importStar; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__importDefault", function() { return __importDefault; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__classPrivateFieldGet", function() { return __classPrivateFieldGet; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__classPrivateFieldSet", function() { return __classPrivateFieldSet; });
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise */

var extendStatics = function(d, b) {
    extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return extendStatics(d, b);
};

function __extends(d, b) {
    extendStatics(d, b);
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
}

var __assign = function() {
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            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
        }
        return t;
    }
    return __assign.apply(this, arguments);
}

function __rest(s, e) {
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                t[p[i]] = s[p[i]];
        }
    return t;
}

function __decorate(decorators, target, key, desc) {
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}

function __param(paramIndex, decorator) {
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}

function __metadata(metadataKey, metadataValue) {
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}

function __awaiter(thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
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    function verb(n) { return function (v) { return step([n, v]); }; }
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}

function __createBinding(o, m, k, k2) {
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}

function __exportStar(m, exports) {
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}

function __values(o) {
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    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
}

function __read(o, n) {
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    if (!m) return o;
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    try {
        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
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    catch (error) { e = { error: error }; }
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        finally { if (e) throw e.error; }
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    return ar;
}

function __spread() {
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        ar = ar.concat(__read(arguments[i]));
    return ar;
}

function __spreadArrays() {
    for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
    for (var r = Array(s), k = 0, i = 0; i < il; i++)
        for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
            r[k] = a[j];
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};

function __await(v) {
    return this instanceof __await ? (this.v = v, this) : new __await(v);
}

function __asyncGenerator(thisArg, _arguments, generator) {
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    var g = generator.apply(thisArg, _arguments || []), i, q = [];
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    function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }
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}

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}

function __asyncValues(o) {
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    function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
    function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }
}

function __makeTemplateObject(cooked, raw) {
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function __importStar(mod) {
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function __importDefault(mod) {
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function __classPrivateFieldGet(receiver, privateMap) {
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    }
    return privateMap.get(receiver);
}

function __classPrivateFieldSet(receiver, privateMap, value) {
    if (!privateMap.has(receiver)) {
        throw new TypeError("attempted to set private field on non-instance");
    }
    privateMap.set(receiver, value);
    return value;
}


/***/ }),

/***/ "./node_modules/zone.js/dist/zone-evergreen.js":
/*!*****************************************************!*\
  !*** ./node_modules/zone.js/dist/zone-evergreen.js ***!
  \*****************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
const Zone$1 = (function (global) {
    const performance = global['performance'];
    function mark(name) {
        performance && performance['mark'] && performance['mark'](name);
    }
    function performanceMeasure(name, label) {
        performance && performance['measure'] && performance['measure'](name, label);
    }
    mark('Zone');
    const checkDuplicate = global[('__zone_symbol__forceDuplicateZoneCheck')] === true;
    if (global['Zone']) {
        // if global['Zone'] already exists (maybe zone.js was already loaded or
        // some other lib also registered a global object named Zone), we may need
        // to throw an error, but sometimes user may not want this error.
        // For example,
        // we have two web pages, page1 includes zone.js, page2 doesn't.
        // and the 1st time user load page1 and page2, everything work fine,
        // but when user load page2 again, error occurs because global['Zone'] already exists.
        // so we add a flag to let user choose whether to throw this error or not.
        // By default, if existing Zone is from zone.js, we will not throw the error.
        if (checkDuplicate || typeof global['Zone'].__symbol__ !== 'function') {
            throw new Error('Zone already loaded.');
        }
        else {
            return global['Zone'];
        }
    }
    class Zone {
        constructor(parent, zoneSpec) {
            this._parent = parent;
            this._name = zoneSpec ? zoneSpec.name || 'unnamed' : '<root>';
            this._properties = zoneSpec && zoneSpec.properties || {};
            this._zoneDelegate =
                new ZoneDelegate(this, this._parent && this._parent._zoneDelegate, zoneSpec);
        }
        static assertZonePatched() {
            if (global['Promise'] !== patches['ZoneAwarePromise']) {
                throw new Error('Zone.js has detected that ZoneAwarePromise `(window|global).Promise` ' +
                    'has been overwritten.\n' +
                    'Most likely cause is that a Promise polyfill has been loaded ' +
                    'after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. ' +
                    'If you must load one, do so before loading zone.js.)');
            }
        }
        static get root() {
            let zone = Zone.current;
            while (zone.parent) {
                zone = zone.parent;
            }
            return zone;
        }
        static get current() {
            return _currentZoneFrame.zone;
        }
        static get currentTask() {
            return _currentTask;
        }
        static __load_patch(name, fn) {
            if (patches.hasOwnProperty(name)) {
                if (checkDuplicate) {
                    throw Error('Already loaded patch: ' + name);
                }
            }
            else if (!global['__Zone_disable_' + name]) {
                const perfName = 'Zone:' + name;
                mark(perfName);
                patches[name] = fn(global, Zone, _api);
                performanceMeasure(perfName, perfName);
            }
        }
        get parent() {
            return this._parent;
        }
        get name() {
            return this._name;
        }
        get(key) {
            const zone = this.getZoneWith(key);
            if (zone)
                return zone._properties[key];
        }
        getZoneWith(key) {
            let current = this;
            while (current) {
                if (current._properties.hasOwnProperty(key)) {
                    return current;
                }
                current = current._parent;
            }
            return null;
        }
        fork(zoneSpec) {
            if (!zoneSpec)
                throw new Error('ZoneSpec required!');
            return this._zoneDelegate.fork(this, zoneSpec);
        }
        wrap(callback, source) {
            if (typeof callback !== 'function') {
                throw new Error('Expecting function got: ' + callback);
            }
            const _callback = this._zoneDelegate.intercept(this, callback, source);
            const zone = this;
            return function () {
                return zone.runGuarded(_callback, this, arguments, source);
            };
        }
        run(callback, applyThis, applyArgs, source) {
            _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
            try {
                return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
            }
            finally {
                _currentZoneFrame = _currentZoneFrame.parent;
            }
        }
        runGuarded(callback, applyThis = null, applyArgs, source) {
            _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
            try {
                try {
                    return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
                }
                catch (error) {
                    if (this._zoneDelegate.handleError(this, error)) {
                        throw error;
                    }
                }
            }
            finally {
                _currentZoneFrame = _currentZoneFrame.parent;
            }
        }
        runTask(task, applyThis, applyArgs) {
            if (task.zone != this) {
                throw new Error('A task can only be run in the zone of creation! (Creation: ' +
                    (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
            }
            // https://github.com/angular/zone.js/issues/778, sometimes eventTask
            // will run in notScheduled(canceled) state, we should not try to
            // run such kind of task but just return
            if (task.state === notScheduled && (task.type === eventTask || task.type === macroTask)) {
                return;
            }
            const reEntryGuard = task.state != running;
            reEntryGuard && task._transitionTo(running, scheduled);
            task.runCount++;
            const previousTask = _currentTask;
            _currentTask = task;
            _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
            try {
                if (task.type == macroTask && task.data && !task.data.isPeriodic) {
                    task.cancelFn = undefined;
                }
                try {
                    return this._zoneDelegate.invokeTask(this, task, applyThis, applyArgs);
                }
                catch (error) {
                    if (this._zoneDelegate.handleError(this, error)) {
                        throw error;
                    }
                }
            }
            finally {
                // if the task's state is notScheduled or unknown, then it has already been cancelled
                // we should not reset the state to scheduled
                if (task.state !== notScheduled && task.state !== unknown) {
                    if (task.type == eventTask || (task.data && task.data.isPeriodic)) {
                        reEntryGuard && task._transitionTo(scheduled, running);
                    }
                    else {
                        task.runCount = 0;
                        this._updateTaskCount(task, -1);
                        reEntryGuard &&
                            task._transitionTo(notScheduled, running, notScheduled);
                    }
                }
                _currentZoneFrame = _currentZoneFrame.parent;
                _currentTask = previousTask;
            }
        }
        scheduleTask(task) {
            if (task.zone && task.zone !== this) {
                // check if the task was rescheduled, the newZone
                // should not be the children of the original zone
                let newZone = this;
                while (newZone) {
                    if (newZone === task.zone) {
                        throw Error(`can not reschedule task to ${this.name} which is descendants of the original zone ${task.zone.name}`);
                    }
                    newZone = newZone.parent;
                }
            }
            task._transitionTo(scheduling, notScheduled);
            const zoneDelegates = [];
            task._zoneDelegates = zoneDelegates;
            task._zone = this;
            try {
                task = this._zoneDelegate.scheduleTask(this, task);
            }
            catch (err) {
                // should set task's state to unknown when scheduleTask throw error
                // because the err may from reschedule, so the fromState maybe notScheduled
                task._transitionTo(unknown, scheduling, notScheduled);
                // TODO: @JiaLiPassion, should we check the result from handleError?
                this._zoneDelegate.handleError(this, err);
                throw err;
            }
            if (task._zoneDelegates === zoneDelegates) {
                // we have to check because internally the delegate can reschedule the task.
                this._updateTaskCount(task, 1);
            }
            if (task.state == scheduling) {
                task._transitionTo(scheduled, scheduling);
            }
            return task;
        }
        scheduleMicroTask(source, callback, data, customSchedule) {
            return this.scheduleTask(new ZoneTask(microTask, source, callback, data, customSchedule, undefined));
        }
        scheduleMacroTask(source, callback, data, customSchedule, customCancel) {
            return this.scheduleTask(new ZoneTask(macroTask, source, callback, data, customSchedule, customCancel));
        }
        scheduleEventTask(source, callback, data, customSchedule, customCancel) {
            return this.scheduleTask(new ZoneTask(eventTask, source, callback, data, customSchedule, customCancel));
        }
        cancelTask(task) {
            if (task.zone != this)
                throw new Error('A task can only be cancelled in the zone of creation! (Creation: ' +
                    (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
            task._transitionTo(canceling, scheduled, running);
            try {
                this._zoneDelegate.cancelTask(this, task);
            }
            catch (err) {
                // if error occurs when cancelTask, transit the state to unknown
                task._transitionTo(unknown, canceling);
                this._zoneDelegate.handleError(this, err);
                throw err;
            }
            this._updateTaskCount(task, -1);
            task._transitionTo(notScheduled, canceling);
            task.runCount = 0;
            return task;
        }
        _updateTaskCount(task, count) {
            const zoneDelegates = task._zoneDelegates;
            if (count == -1) {
                task._zoneDelegates = null;
            }
            for (let i = 0; i < zoneDelegates.length; i++) {
                zoneDelegates[i]._updateTaskCount(task.type, count);
            }
        }
    }
    Zone.__symbol__ = __symbol__;
    const DELEGATE_ZS = {
        name: '',
        onHasTask: (delegate, _, target, hasTaskState) => delegate.hasTask(target, hasTaskState),
        onScheduleTask: (delegate, _, target, task) => delegate.scheduleTask(target, task),
        onInvokeTask: (delegate, _, target, task, applyThis, applyArgs) => delegate.invokeTask(target, task, applyThis, applyArgs),
        onCancelTask: (delegate, _, target, task) => delegate.cancelTask(target, task)
    };
    class ZoneDelegate {
        constructor(zone, parentDelegate, zoneSpec) {
            this._taskCounts = { 'microTask': 0, 'macroTask': 0, 'eventTask': 0 };
            this.zone = zone;
            this._parentDelegate = parentDelegate;
            this._forkZS = zoneSpec && (zoneSpec && zoneSpec.onFork ? zoneSpec : parentDelegate._forkZS);
            this._forkDlgt = zoneSpec && (zoneSpec.onFork ? parentDelegate : parentDelegate._forkDlgt);
            this._forkCurrZone = zoneSpec && (zoneSpec.onFork ? this.zone : parentDelegate.zone);
            this._interceptZS =
                zoneSpec && (zoneSpec.onIntercept ? zoneSpec : parentDelegate._interceptZS);
            this._interceptDlgt =
                zoneSpec && (zoneSpec.onIntercept ? parentDelegate : parentDelegate._interceptDlgt);
            this._interceptCurrZone =
                zoneSpec && (zoneSpec.onIntercept ? this.zone : parentDelegate.zone);
            this._invokeZS = zoneSpec && (zoneSpec.onInvoke ? zoneSpec : parentDelegate._invokeZS);
            this._invokeDlgt =
                zoneSpec && (zoneSpec.onInvoke ? parentDelegate : parentDelegate._invokeDlgt);
            this._invokeCurrZone = zoneSpec && (zoneSpec.onInvoke ? this.zone : parentDelegate.zone);
            this._handleErrorZS =
                zoneSpec && (zoneSpec.onHandleError ? zoneSpec : parentDelegate._handleErrorZS);
            this._handleErrorDlgt =
                zoneSpec && (zoneSpec.onHandleError ? parentDelegate : parentDelegate._handleErrorDlgt);
            this._handleErrorCurrZone =
                zoneSpec && (zoneSpec.onHandleError ? this.zone : parentDelegate.zone);
            this._scheduleTaskZS =
                zoneSpec && (zoneSpec.onScheduleTask ? zoneSpec : parentDelegate._scheduleTaskZS);
            this._scheduleTaskDlgt = zoneSpec &&
                (zoneSpec.onScheduleTask ? parentDelegate : parentDelegate._scheduleTaskDlgt);
            this._scheduleTaskCurrZone =
                zoneSpec && (zoneSpec.onScheduleTask ? this.zone : parentDelegate.zone);
            this._invokeTaskZS =
                zoneSpec && (zoneSpec.onInvokeTask ? zoneSpec : parentDelegate._invokeTaskZS);
            this._invokeTaskDlgt =
                zoneSpec && (zoneSpec.onInvokeTask ? parentDelegate : parentDelegate._invokeTaskDlgt);
            this._invokeTaskCurrZone =
                zoneSpec && (zoneSpec.onInvokeTask ? this.zone : parentDelegate.zone);
            this._cancelTaskZS =
                zoneSpec && (zoneSpec.onCancelTask ? zoneSpec : parentDelegate._cancelTaskZS);
            this._cancelTaskDlgt =
                zoneSpec && (zoneSpec.onCancelTask ? parentDelegate : parentDelegate._cancelTaskDlgt);
            this._cancelTaskCurrZone =
                zoneSpec && (zoneSpec.onCancelTask ? this.zone : parentDelegate.zone);
            this._hasTaskZS = null;
            this._hasTaskDlgt = null;
            this._hasTaskDlgtOwner = null;
            this._hasTaskCurrZone = null;
            const zoneSpecHasTask = zoneSpec && zoneSpec.onHasTask;
            const parentHasTask = parentDelegate && parentDelegate._hasTaskZS;
            if (zoneSpecHasTask || parentHasTask) {
                // If we need to report hasTask, than this ZS needs to do ref counting on tasks. In such
                // a case all task related interceptors must go through this ZD. We can't short circuit it.
                this._hasTaskZS = zoneSpecHasTask ? zoneSpec : DELEGATE_ZS;
                this._hasTaskDlgt = parentDelegate;
                this._hasTaskDlgtOwner = this;
                this._hasTaskCurrZone = zone;
                if (!zoneSpec.onScheduleTask) {
                    this._scheduleTaskZS = DELEGATE_ZS;
                    this._scheduleTaskDlgt = parentDelegate;
                    this._scheduleTaskCurrZone = this.zone;
                }
                if (!zoneSpec.onInvokeTask) {
                    this._invokeTaskZS = DELEGATE_ZS;
                    this._invokeTaskDlgt = parentDelegate;
                    this._invokeTaskCurrZone = this.zone;
                }
                if (!zoneSpec.onCancelTask) {
                    this._cancelTaskZS = DELEGATE_ZS;
                    this._cancelTaskDlgt = parentDelegate;
                    this._cancelTaskCurrZone = this.zone;
                }
            }
        }
        fork(targetZone, zoneSpec) {
            return this._forkZS ? this._forkZS.onFork(this._forkDlgt, this.zone, targetZone, zoneSpec) :
                new Zone(targetZone, zoneSpec);
        }
        intercept(targetZone, callback, source) {
            return this._interceptZS ?
                this._interceptZS.onIntercept(this._interceptDlgt, this._interceptCurrZone, targetZone, callback, source) :
                callback;
        }
        invoke(targetZone, callback, applyThis, applyArgs, source) {
            return this._invokeZS ? this._invokeZS.onInvoke(this._invokeDlgt, this._invokeCurrZone, targetZone, callback, applyThis, applyArgs, source) :
                callback.apply(applyThis, applyArgs);
        }
        handleError(targetZone, error) {
            return this._handleErrorZS ?
                this._handleErrorZS.onHandleError(this._handleErrorDlgt, this._handleErrorCurrZone, targetZone, error) :
                true;
        }
        scheduleTask(targetZone, task) {
            let returnTask = task;
            if (this._scheduleTaskZS) {
                if (this._hasTaskZS) {
                    returnTask._zoneDelegates.push(this._hasTaskDlgtOwner);
                }
                returnTask = this._scheduleTaskZS.onScheduleTask(this._scheduleTaskDlgt, this._scheduleTaskCurrZone, targetZone, task);
                if (!returnTask)
                    returnTask = task;
            }
            else {
                if (task.scheduleFn) {
                    task.scheduleFn(task);
                }
                else if (task.type == microTask) {
                    scheduleMicroTask(task);
                }
                else {
                    throw new Error('Task is missing scheduleFn.');
                }
            }
            return returnTask;
        }
        invokeTask(targetZone, task, applyThis, applyArgs) {
            return this._invokeTaskZS ? this._invokeTaskZS.onInvokeTask(this._invokeTaskDlgt, this._invokeTaskCurrZone, targetZone, task, applyThis, applyArgs) :
                task.callback.apply(applyThis, applyArgs);
        }
        cancelTask(targetZone, task) {
            let value;
            if (this._cancelTaskZS) {
                value = this._cancelTaskZS.onCancelTask(this._cancelTaskDlgt, this._cancelTaskCurrZone, targetZone, task);
            }
            else {
                if (!task.cancelFn) {
                    throw Error('Task is not cancelable');
                }
                value = task.cancelFn(task);
            }
            return value;
        }
        hasTask(targetZone, isEmpty) {
            // hasTask should not throw error so other ZoneDelegate
            // can still trigger hasTask callback
            try {
                this._hasTaskZS &&
                    this._hasTaskZS.onHasTask(this._hasTaskDlgt, this._hasTaskCurrZone, targetZone, isEmpty);
            }
            catch (err) {
                this.handleError(targetZone, err);
            }
        }
        _updateTaskCount(type, count) {
            const counts = this._taskCounts;
            const prev = counts[type];
            const next = counts[type] = prev + count;
            if (next < 0) {
                throw new Error('More tasks executed then were scheduled.');
            }
            if (prev == 0 || next == 0) {
                const isEmpty = {
                    microTask: counts['microTask'] > 0,
                    macroTask: counts['macroTask'] > 0,
                    eventTask: counts['eventTask'] > 0,
                    change: type
                };
                this.hasTask(this.zone, isEmpty);
            }
        }
    }
    class ZoneTask {
        constructor(type, source, callback, options, scheduleFn, cancelFn) {
            this._zone = null;
            this.runCount = 0;
            this._zoneDelegates = null;
            this._state = 'notScheduled';
            this.type = type;
            this.source = source;
            this.data = options;
            this.scheduleFn = scheduleFn;
            this.cancelFn = cancelFn;
            this.callback = callback;
            const self = this;
            // TODO: @JiaLiPassion options should have interface
            if (type === eventTask && options && options.useG) {
                this.invoke = ZoneTask.invokeTask;
            }
            else {
                this.invoke = function () {
                    return ZoneTask.invokeTask.call(global, self, this, arguments);
                };
            }
        }
        static invokeTask(task, target, args) {
            if (!task) {
                task = this;
            }
            _numberOfNestedTaskFrames++;
            try {
                task.runCount++;
                return task.zone.runTask(task, target, args);
            }
            finally {
                if (_numberOfNestedTaskFrames == 1) {
                    drainMicroTaskQueue();
                }
                _numberOfNestedTaskFrames--;
            }
        }
        get zone() {
            return this._zone;
        }
        get state() {
            return this._state;
        }
        cancelScheduleRequest() {
            this._transitionTo(notScheduled, scheduling);
        }
        _transitionTo(toState, fromState1, fromState2) {
            if (this._state === fromState1 || this._state === fromState2) {
                this._state = toState;
                if (toState == notScheduled) {
                    this._zoneDelegates = null;
                }
            }
            else {
                throw new Error(`${this.type} '${this.source}': can not transition to '${toState}', expecting state '${fromState1}'${fromState2 ? ' or \'' + fromState2 + '\'' : ''}, was '${this._state}'.`);
            }
        }
        toString() {
            if (this.data && typeof this.data.handleId !== 'undefined') {
                return this.data.handleId.toString();
            }
            else {
                return Object.prototype.toString.call(this);
            }
        }
        // add toJSON method to prevent cyclic error when
        // call JSON.stringify(zoneTask)
        toJSON() {
            return {
                type: this.type,
                state: this.state,
                source: this.source,
                zone: this.zone.name,
                runCount: this.runCount
            };
        }
    }
    //////////////////////////////////////////////////////
    //////////////////////////////////////////////////////
    ///  MICROTASK QUEUE
    //////////////////////////////////////////////////////
    //////////////////////////////////////////////////////
    const symbolSetTimeout = __symbol__('setTimeout');
    const symbolPromise = __symbol__('Promise');
    const symbolThen = __symbol__('then');
    let _microTaskQueue = [];
    let _isDrainingMicrotaskQueue = false;
    let nativeMicroTaskQueuePromise;
    function scheduleMicroTask(task) {
        // if we are not running in any task, and there has not been anything scheduled
        // we must bootstrap the initial task creation by manually scheduling the drain
        if (_numberOfNestedTaskFrames === 0 && _microTaskQueue.length === 0) {
            // We are not running in Task, so we need to kickstart the microtask queue.
            if (!nativeMicroTaskQueuePromise) {
                if (global[symbolPromise]) {
                    nativeMicroTaskQueuePromise = global[symbolPromise].resolve(0);
                }
            }
            if (nativeMicroTaskQueuePromise) {
                let nativeThen = nativeMicroTaskQueuePromise[symbolThen];
                if (!nativeThen) {
                    // native Promise is not patchable, we need to use `then` directly
                    // issue 1078
                    nativeThen = nativeMicroTaskQueuePromise['then'];
                }
                nativeThen.call(nativeMicroTaskQueuePromise, drainMicroTaskQueue);
            }
            else {
                global[symbolSetTimeout](drainMicroTaskQueue, 0);
            }
        }
        task && _microTaskQueue.push(task);
    }
    function drainMicroTaskQueue() {
        if (!_isDrainingMicrotaskQueue) {
            _isDrainingMicrotaskQueue = true;
            while (_microTaskQueue.length) {
                const queue = _microTaskQueue;
                _microTaskQueue = [];
                for (let i = 0; i < queue.length; i++) {
                    const task = queue[i];
                    try {
                        task.zone.runTask(task, null, null);
                    }
                    catch (error) {
                        _api.onUnhandledError(error);
                    }
                }
            }
            _api.microtaskDrainDone();
            _isDrainingMicrotaskQueue = false;
        }
    }
    //////////////////////////////////////////////////////
    //////////////////////////////////////////////////////
    ///  BOOTSTRAP
    //////////////////////////////////////////////////////
    //////////////////////////////////////////////////////
    const NO_ZONE = { name: 'NO ZONE' };
    const notScheduled = 'notScheduled', scheduling = 'scheduling', scheduled = 'scheduled', running = 'running', canceling = 'canceling', unknown = 'unknown';
    const microTask = 'microTask', macroTask = 'macroTask', eventTask = 'eventTask';
    const patches = {};
    const _api = {
        symbol: __symbol__,
        currentZoneFrame: () => _currentZoneFrame,
        onUnhandledError: noop,
        microtaskDrainDone: noop,
        scheduleMicroTask: scheduleMicroTask,
        showUncaughtError: () => !Zone[__symbol__('ignoreConsoleErrorUncaughtError')],
        patchEventTarget: () => [],
        patchOnProperties: noop,
        patchMethod: () => noop,
        bindArguments: () => [],
        patchThen: () => noop,
        patchMacroTask: () => noop,
        setNativePromise: (NativePromise) => {
            // sometimes NativePromise.resolve static function
            // is not ready yet, (such as core-js/es6.promise)
            // so we need to check here.
            if (NativePromise && typeof NativePromise.resolve === 'function') {
                nativeMicroTaskQueuePromise = NativePromise.resolve(0);
            }
        },
        patchEventPrototype: () => noop,
        isIEOrEdge: () => false,
        getGlobalObjects: () => undefined,
        ObjectDefineProperty: () => noop,
        ObjectGetOwnPropertyDescriptor: () => undefined,
        ObjectCreate: () => undefined,
        ArraySlice: () => [],
        patchClass: () => noop,
        wrapWithCurrentZone: () => noop,
        filterProperties: () => [],
        attachOriginToPatched: () => noop,
        _redefineProperty: () => noop,
        patchCallbacks: () => noop
    };
    let _currentZoneFrame = { parent: null, zone: new Zone(null, null) };
    let _currentTask = null;
    let _numberOfNestedTaskFrames = 0;
    function noop() { }
    function __symbol__(name) {
        return '__zone_symbol__' + name;
    }
    performanceMeasure('Zone', 'Zone');
    return global['Zone'] = Zone;
})(typeof window !== 'undefined' && window || typeof self !== 'undefined' && self || global);

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
Zone.__load_patch('ZoneAwarePromise', (global, Zone, api) => {
    const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
    const ObjectDefineProperty = Object.defineProperty;
    function readableObjectToString(obj) {
        if (obj && obj.toString === Object.prototype.toString) {
            const className = obj.constructor && obj.constructor.name;
            return (className ? className : '') + ': ' + JSON.stringify(obj);
        }
        return obj ? obj.toString() : Object.prototype.toString.call(obj);
    }
    const __symbol__ = api.symbol;
    const _uncaughtPromiseErrors = [];
    const symbolPromise = __symbol__('Promise');
    const symbolThen = __symbol__('then');
    const creationTrace = '__creationTrace__';
    api.onUnhandledError = (e) => {
        if (api.showUncaughtError()) {
            const rejection = e && e.rejection;
            if (rejection) {
                console.error('Unhandled Promise rejection:', rejection instanceof Error ? rejection.message : rejection, '; Zone:', e.zone.name, '; Task:', e.task && e.task.source, '; Value:', rejection, rejection instanceof Error ? rejection.stack : undefined);
            }
            else {
                console.error(e);
            }
        }
    };
    api.microtaskDrainDone = () => {
        while (_uncaughtPromiseErrors.length) {
            while (_uncaughtPromiseErrors.length) {
                const uncaughtPromiseError = _uncaughtPromiseErrors.shift();
                try {
                    uncaughtPromiseError.zone.runGuarded(() => {
                        throw uncaughtPromiseError;
                    });
                }
                catch (error) {
                    handleUnhandledRejection(error);
                }
            }
        }
    };
    const UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL = __symbol__('unhandledPromiseRejectionHandler');
    function handleUnhandledRejection(e) {
        api.onUnhandledError(e);
        try {
            const handler = Zone[UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL];
            if (handler && typeof handler === 'function') {
                handler.call(this, e);
            }
        }
        catch (err) {
        }
    }
    function isThenable(value) {
        return value && value.then;
    }
    function forwardResolution(value) {
        return value;
    }
    function forwardRejection(rejection) {
        return ZoneAwarePromise.reject(rejection);
    }
    const symbolState = __symbol__('state');
    const symbolValue = __symbol__('value');
    const symbolFinally = __symbol__('finally');
    const symbolParentPromiseValue = __symbol__('parentPromiseValue');
    const symbolParentPromiseState = __symbol__('parentPromiseState');
    const source = 'Promise.then';
    const UNRESOLVED = null;
    const RESOLVED = true;
    const REJECTED = false;
    const REJECTED_NO_CATCH = 0;
    function makeResolver(promise, state) {
        return (v) => {
            try {
                resolvePromise(promise, state, v);
            }
            catch (err) {
                resolvePromise(promise, false, err);
            }
            // Do not return value or you will break the Promise spec.
        };
    }
    const once = function () {
        let wasCalled = false;
        return function wrapper(wrappedFunction) {
            return function () {
                if (wasCalled) {
                    return;
                }
                wasCalled = true;
                wrappedFunction.apply(null, arguments);
            };
        };
    };
    const TYPE_ERROR = 'Promise resolved with itself';
    const CURRENT_TASK_TRACE_SYMBOL = __symbol__('currentTaskTrace');
    // Promise Resolution
    function resolvePromise(promise, state, value) {
        const onceWrapper = once();
        if (promise === value) {
            throw new TypeError(TYPE_ERROR);
        }
        if (promise[symbolState] === UNRESOLVED) {
            // should only get value.then once based on promise spec.
            let then = null;
            try {
                if (typeof value === 'object' || typeof value === 'function') {
                    then = value && value.then;
                }
            }
            catch (err) {
                onceWrapper(() => {
                    resolvePromise(promise, false, err);
                })();
                return promise;
            }
            // if (value instanceof ZoneAwarePromise) {
            if (state !== REJECTED && value instanceof ZoneAwarePromise &&
                value.hasOwnProperty(symbolState) && value.hasOwnProperty(symbolValue) &&
                value[symbolState] !== UNRESOLVED) {
                clearRejectedNoCatch(value);
                resolvePromise(promise, value[symbolState], value[symbolValue]);
            }
            else if (state !== REJECTED && typeof then === 'function') {
                try {
                    then.call(value, onceWrapper(makeResolver(promise, state)), onceWrapper(makeResolver(promise, false)));
                }
                catch (err) {
                    onceWrapper(() => {
                        resolvePromise(promise, false, err);
                    })();
                }
            }
            else {
                promise[symbolState] = state;
                const queue = promise[symbolValue];
                promise[symbolValue] = value;
                if (promise[symbolFinally] === symbolFinally) {
                    // the promise is generated by Promise.prototype.finally
                    if (state === RESOLVED) {
                        // the state is resolved, should ignore the value
                        // and use parent promise value
                        promise[symbolState] = promise[symbolParentPromiseState];
                        promise[symbolValue] = promise[symbolParentPromiseValue];
                    }
                }
                // record task information in value when error occurs, so we can
                // do some additional work such as render longStackTrace
                if (state === REJECTED && value instanceof Error) {
                    // check if longStackTraceZone is here
                    const trace = Zone.currentTask && Zone.currentTask.data &&
                        Zone.currentTask.data[creationTrace];
                    if (trace) {
                        // only keep the long stack trace into error when in longStackTraceZone
                        ObjectDefineProperty(value, CURRENT_TASK_TRACE_SYMBOL, { configurable: true, enumerable: false, writable: true, value: trace });
                    }
                }
                for (let i = 0; i < queue.length;) {
                    scheduleResolveOrReject(promise, queue[i++], queue[i++], queue[i++], queue[i++]);
                }
                if (queue.length == 0 && state == REJECTED) {
                    promise[symbolState] = REJECTED_NO_CATCH;
                    try {
                        // try to print more readable error log
                        throw new Error('Uncaught (in promise): ' + readableObjectToString(value) +
                            (value && value.stack ? '\n' + value.stack : ''));
                    }
                    catch (err) {
                        const error = err;
                        error.rejection = value;
                        error.promise = promise;
                        error.zone = Zone.current;
                        error.task = Zone.currentTask;
                        _uncaughtPromiseErrors.push(error);
                        api.scheduleMicroTask(); // to make sure that it is running
                    }
                }
            }
        }
        // Resolving an already resolved promise is a noop.
        return promise;
    }
    const REJECTION_HANDLED_HANDLER = __symbol__('rejectionHandledHandler');
    function clearRejectedNoCatch(promise) {
        if (promise[symbolState] === REJECTED_NO_CATCH) {
            // if the promise is rejected no catch status
            // and queue.length > 0, means there is a error handler
            // here to handle the rejected promise, we should trigger
            // windows.rejectionhandled eventHandler or nodejs rejectionHandled
            // eventHandler
            try {
                const handler = Zone[REJECTION_HANDLED_HANDLER];
                if (handler && typeof handler === 'function') {
                    handler.call(this, { rejection: promise[symbolValue], promise: promise });
                }
            }
            catch (err) {
            }
            promise[symbolState] = REJECTED;
            for (let i = 0; i < _uncaughtPromiseErrors.length; i++) {
                if (promise === _uncaughtPromiseErrors[i].promise) {
                    _uncaughtPromiseErrors.splice(i, 1);
                }
            }
        }
    }
    function scheduleResolveOrReject(promise, zone, chainPromise, onFulfilled, onRejected) {
        clearRejectedNoCatch(promise);
        const promiseState = promise[symbolState];
        const delegate = promiseState ?
            (typeof onFulfilled === 'function') ? onFulfilled : forwardResolution :
            (typeof onRejected === 'function') ? onRejected : forwardRejection;
        zone.scheduleMicroTask(source, () => {
            try {
                const parentPromiseValue = promise[symbolValue];
                const isFinallyPromise = chainPromise && symbolFinally === chainPromise[symbolFinally];
                if (isFinallyPromise) {
                    // if the promise is generated from finally call, keep parent promise's state and value
                    chainPromise[symbolParentPromiseValue] = parentPromiseValue;
                    chainPromise[symbolParentPromiseState] = promiseState;
                }
                // should not pass value to finally callback
                const value = zone.run(delegate, undefined, isFinallyPromise && delegate !== forwardRejection && delegate !== forwardResolution ?
                    [] :
                    [parentPromiseValue]);
                resolvePromise(chainPromise, true, value);
            }
            catch (error) {
                // if error occurs, should always return this error
                resolvePromise(chainPromise, false, error);
            }
        }, chainPromise);
    }
    const ZONE_AWARE_PROMISE_TO_STRING = 'function ZoneAwarePromise() { [native code] }';
    class ZoneAwarePromise {
        constructor(executor) {
            const promise = this;
            if (!(promise instanceof ZoneAwarePromise)) {
                throw new Error('Must be an instanceof Promise.');
            }
            promise[symbolState] = UNRESOLVED;
            promise[symbolValue] = []; // queue;
            try {
                executor && executor(makeResolver(promise, RESOLVED), makeResolver(promise, REJECTED));
            }
            catch (error) {
                resolvePromise(promise, false, error);
            }
        }
        static toString() {
            return ZONE_AWARE_PROMISE_TO_STRING;
        }
        static resolve(value) {
            return resolvePromise(new this(null), RESOLVED, value);
        }
        static reject(error) {
            return resolvePromise(new this(null), REJECTED, error);
        }
        static race(values) {
            let resolve;
            let reject;
            let promise = new this((res, rej) => {
                resolve = res;
                reject = rej;
            });
            function onResolve(value) {
                resolve(value);
            }
            function onReject(error) {
                reject(error);
            }
            for (let value of values) {
                if (!isThenable(value)) {
                    value = this.resolve(value);
                }
                value.then(onResolve, onReject);
            }
            return promise;
        }
        static all(values) {
            let resolve;
            let reject;
            let promise = new this((res, rej) => {
                resolve = res;
                reject = rej;
            });
            // Start at 2 to prevent prematurely resolving if .then is called immediately.
            let unresolvedCount = 2;
            let valueIndex = 0;
            const resolvedValues = [];
            for (let value of values) {
                if (!isThenable(value)) {
                    value = this.resolve(value);
                }
                const curValueIndex = valueIndex;
                value.then((value) => {
                    resolvedValues[curValueIndex] = value;
                    unresolvedCount--;
                    if (unresolvedCount === 0) {
                        resolve(resolvedValues);
                    }
                }, reject);
                unresolvedCount++;
                valueIndex++;
            }
            // Make the unresolvedCount zero-based again.
            unresolvedCount -= 2;
            if (unresolvedCount === 0) {
                resolve(resolvedValues);
            }
            return promise;
        }
        get [Symbol.toStringTag]() {
            return 'Promise';
        }
        then(onFulfilled, onRejected) {
            const chainPromise = new this.constructor(null);
            const zone = Zone.current;
            if (this[symbolState] == UNRESOLVED) {
                this[symbolValue].push(zone, chainPromise, onFulfilled, onRejected);
            }
            else {
                scheduleResolveOrReject(this, zone, chainPromise, onFulfilled, onRejected);
            }
            return chainPromise;
        }
        catch(onRejected) {
            return this.then(null, onRejected);
        }
        finally(onFinally) {
            const chainPromise = new this.constructor(null);
            chainPromise[symbolFinally] = symbolFinally;
            const zone = Zone.current;
            if (this[symbolState] == UNRESOLVED) {
                this[symbolValue].push(zone, chainPromise, onFinally, onFinally);
            }
            else {
                scheduleResolveOrReject(this, zone, chainPromise, onFinally, onFinally);
            }
            return chainPromise;
        }
    }
    // Protect against aggressive optimizers dropping seemingly unused properties.
    // E.g. Closure Compiler in advanced mode.
    ZoneAwarePromise['resolve'] = ZoneAwarePromise.resolve;
    ZoneAwarePromise['reject'] = ZoneAwarePromise.reject;
    ZoneAwarePromise['race'] = ZoneAwarePromise.race;
    ZoneAwarePromise['all'] = ZoneAwarePromise.all;
    const NativePromise = global[symbolPromise] = global['Promise'];
    const ZONE_AWARE_PROMISE = Zone.__symbol__('ZoneAwarePromise');
    let desc = ObjectGetOwnPropertyDescriptor(global, 'Promise');
    if (!desc || desc.configurable) {
        desc && delete desc.writable;
        desc && delete desc.value;
        if (!desc) {
            desc = { configurable: true, enumerable: true };
        }
        desc.get = function () {
            // if we already set ZoneAwarePromise, use patched one
            // otherwise return native one.
            return global[ZONE_AWARE_PROMISE] ? global[ZONE_AWARE_PROMISE] : global[symbolPromise];
        };
        desc.set = function (NewNativePromise) {
            if (NewNativePromise === ZoneAwarePromise) {
                // if the NewNativePromise is ZoneAwarePromise
                // save to global
                global[ZONE_AWARE_PROMISE] = NewNativePromise;
            }
            else {
                // if the NewNativePromise is not ZoneAwarePromise
                // for example: after load zone.js, some library just
                // set es6-promise to global, if we set it to global
                // directly, assertZonePatched will fail and angular
                // will not loaded, so we just set the NewNativePromise
                // to global[symbolPromise], so the result is just like
                // we load ES6 Promise before zone.js
                global[symbolPromise] = NewNativePromise;
                if (!NewNativePromise.prototype[symbolThen]) {
                    patchThen(NewNativePromise);
                }
                api.setNativePromise(NewNativePromise);
            }
        };
        ObjectDefineProperty(global, 'Promise', desc);
    }
    global['Promise'] = ZoneAwarePromise;
    const symbolThenPatched = __symbol__('thenPatched');
    function patchThen(Ctor) {
        const proto = Ctor.prototype;
        const prop = ObjectGetOwnPropertyDescriptor(proto, 'then');
        if (prop && (prop.writable === false || !prop.configurable)) {
            // check Ctor.prototype.then propertyDescriptor is writable or not
            // in meteor env, writable is false, we should ignore such case
            return;
        }
        const originalThen = proto.then;
        // Keep a reference to the original method.
        proto[symbolThen] = originalThen;
        Ctor.prototype.then = function (onResolve, onReject) {
            const wrapped = new ZoneAwarePromise((resolve, reject) => {
                originalThen.call(this, resolve, reject);
            });
            return wrapped.then(onResolve, onReject);
        };
        Ctor[symbolThenPatched] = true;
    }
    api.patchThen = patchThen;
    function zoneify(fn) {
        return function () {
            let resultPromise = fn.apply(this, arguments);
            if (resultPromise instanceof ZoneAwarePromise) {
                return resultPromise;
            }
            let ctor = resultPromise.constructor;
            if (!ctor[symbolThenPatched]) {
                patchThen(ctor);
            }
            return resultPromise;
        };
    }
    if (NativePromise) {
        patchThen(NativePromise);
        const fetch = global['fetch'];
        if (typeof fetch == 'function') {
            global[api.symbol('fetch')] = fetch;
            global['fetch'] = zoneify(fetch);
        }
    }
    // This is not part of public API, but it is useful for tests, so we expose it.
    Promise[Zone.__symbol__('uncaughtPromiseErrors')] = _uncaughtPromiseErrors;
    return ZoneAwarePromise;
});

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * Suppress closure compiler errors about unknown 'Zone' variable
 * @fileoverview
 * @suppress {undefinedVars,globalThis,missingRequire}
 */
// issue #989, to reduce bundle size, use short name
/** Object.getOwnPropertyDescriptor */
const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
/** Object.defineProperty */
const ObjectDefineProperty = Object.defineProperty;
/** Object.getPrototypeOf */
const ObjectGetPrototypeOf = Object.getPrototypeOf;
/** Object.create */
const ObjectCreate = Object.create;
/** Array.prototype.slice */
const ArraySlice = Array.prototype.slice;
/** addEventListener string const */
const ADD_EVENT_LISTENER_STR = 'addEventListener';
/** removeEventListener string const */
const REMOVE_EVENT_LISTENER_STR = 'removeEventListener';
/** zoneSymbol addEventListener */
const ZONE_SYMBOL_ADD_EVENT_LISTENER = Zone.__symbol__(ADD_EVENT_LISTENER_STR);
/** zoneSymbol removeEventListener */
const ZONE_SYMBOL_REMOVE_EVENT_LISTENER = Zone.__symbol__(REMOVE_EVENT_LISTENER_STR);
/** true string const */
const TRUE_STR = 'true';
/** false string const */
const FALSE_STR = 'false';
/** __zone_symbol__ string const */
const ZONE_SYMBOL_PREFIX = '__zone_symbol__';
function wrapWithCurrentZone(callback, source) {
    return Zone.current.wrap(callback, source);
}
function scheduleMacroTaskWithCurrentZone(source, callback, data, customSchedule, customCancel) {
    return Zone.current.scheduleMacroTask(source, callback, data, customSchedule, customCancel);
}
const zoneSymbol = Zone.__symbol__;
const isWindowExists = typeof window !== 'undefined';
const internalWindow = isWindowExists ? window : undefined;
const _global = isWindowExists && internalWindow || typeof self === 'object' && self || global;
const REMOVE_ATTRIBUTE = 'removeAttribute';
const NULL_ON_PROP_VALUE = [null];
function bindArguments(args, source) {
    for (let i = args.length - 1; i >= 0; i--) {
        if (typeof args[i] === 'function') {
            args[i] = wrapWithCurrentZone(args[i], source + '_' + i);
        }
    }
    return args;
}
function patchPrototype(prototype, fnNames) {
    const source = prototype.constructor['name'];
    for (let i = 0; i < fnNames.length; i++) {
        const name = fnNames[i];
        const delegate = prototype[name];
        if (delegate) {
            const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, name);
            if (!isPropertyWritable(prototypeDesc)) {
                continue;
            }
            prototype[name] = ((delegate) => {
                const patched = function () {
                    return delegate.apply(this, bindArguments(arguments, source + '.' + name));
                };
                attachOriginToPatched(patched, delegate);
                return patched;
            })(delegate);
        }
    }
}
function isPropertyWritable(propertyDesc) {
    if (!propertyDesc) {
        return true;
    }
    if (propertyDesc.writable === false) {
        return false;
    }
    return !(typeof propertyDesc.get === 'function' && typeof propertyDesc.set === 'undefined');
}
const isWebWorker = (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope);
// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
// this code.
const isNode = (!('nw' in _global) && typeof _global.process !== 'undefined' &&
    {}.toString.call(_global.process) === '[object process]');
const isBrowser = !isNode && !isWebWorker && !!(isWindowExists && internalWindow['HTMLElement']);
// we are in electron of nw, so we are both browser and nodejs
// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
// this code.
const isMix = typeof _global.process !== 'undefined' &&
    {}.toString.call(_global.process) === '[object process]' && !isWebWorker &&
    !!(isWindowExists && internalWindow['HTMLElement']);
const zoneSymbolEventNames = {};
const wrapFn = function (event) {
    // https://github.com/angular/zone.js/issues/911, in IE, sometimes
    // event will be undefined, so we need to use window.event
    event = event || _global.event;
    if (!event) {
        return;
    }
    let eventNameSymbol = zoneSymbolEventNames[event.type];
    if (!eventNameSymbol) {
        eventNameSymbol = zoneSymbolEventNames[event.type] = zoneSymbol('ON_PROPERTY' + event.type);
    }
    const target = this || event.target || _global;
    const listener = target[eventNameSymbol];
    let result;
    if (isBrowser && target === internalWindow && event.type === 'error') {
        // window.onerror have different signiture
        // https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onerror#window.onerror
        // and onerror callback will prevent default when callback return true
        const errorEvent = event;
        result = listener &&
            listener.call(this, errorEvent.message, errorEvent.filename, errorEvent.lineno, errorEvent.colno, errorEvent.error);
        if (result === true) {
            event.preventDefault();
        }
    }
    else {
        result = listener && listener.apply(this, arguments);
        if (result != undefined && !result) {
            event.preventDefault();
        }
    }
    return result;
};
function patchProperty(obj, prop, prototype) {
    let desc = ObjectGetOwnPropertyDescriptor(obj, prop);
    if (!desc && prototype) {
        // when patch window object, use prototype to check prop exist or not
        const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, prop);
        if (prototypeDesc) {
            desc = { enumerable: true, configurable: true };
        }
    }
    // if the descriptor not exists or is not configurable
    // just return
    if (!desc || !desc.configurable) {
        return;
    }
    const onPropPatchedSymbol = zoneSymbol('on' + prop + 'patched');
    if (obj.hasOwnProperty(onPropPatchedSymbol) && obj[onPropPatchedSymbol]) {
        return;
    }
    // A property descriptor cannot have getter/setter and be writable
    // deleting the writable and value properties avoids this error:
    //
    // TypeError: property descriptors must not specify a value or be writable when a
    // getter or setter has been specified
    delete desc.writable;
    delete desc.value;
    const originalDescGet = desc.get;
    const originalDescSet = desc.set;
    // substr(2) cuz 'onclick' -> 'click', etc
    const eventName = prop.substr(2);
    let eventNameSymbol = zoneSymbolEventNames[eventName];
    if (!eventNameSymbol) {
        eventNameSymbol = zoneSymbolEventNames[eventName] = zoneSymbol('ON_PROPERTY' + eventName);
    }
    desc.set = function (newValue) {
        // in some of windows's onproperty callback, this is undefined
        // so we need to check it
        let target = this;
        if (!target && obj === _global) {
            target = _global;
        }
        if (!target) {
            return;
        }
        let previousValue = target[eventNameSymbol];
        if (previousValue) {
            target.removeEventListener(eventName, wrapFn);
        }
        // issue #978, when onload handler was added before loading zone.js
        // we should remove it with originalDescSet
        if (originalDescSet) {
            originalDescSet.apply(target, NULL_ON_PROP_VALUE);
        }
        if (typeof newValue === 'function') {
            target[eventNameSymbol] = newValue;
            target.addEventListener(eventName, wrapFn, false);
        }
        else {
            target[eventNameSymbol] = null;
        }
    };
    // The getter would return undefined for unassigned properties but the default value of an
    // unassigned property is null
    desc.get = function () {
        // in some of windows's onproperty callback, this is undefined
        // so we need to check it
        let target = this;
        if (!target && obj === _global) {
            target = _global;
        }
        if (!target) {
            return null;
        }
        const listener = target[eventNameSymbol];
        if (listener) {
            return listener;
        }
        else if (originalDescGet) {
            // result will be null when use inline event attribute,
            // such as <button onclick="func();">OK</button>
            // because the onclick function is internal raw uncompiled handler
            // the onclick will be evaluated when first time event was triggered or
            // the property is accessed, https://github.com/angular/zone.js/issues/525
            // so we should use original native get to retrieve the handler
            let value = originalDescGet && originalDescGet.call(this);
            if (value) {
                desc.set.call(this, value);
                if (typeof target[REMOVE_ATTRIBUTE] === 'function') {
                    target.removeAttribute(prop);
                }
                return value;
            }
        }
        return null;
    };
    ObjectDefineProperty(obj, prop, desc);
    obj[onPropPatchedSymbol] = true;
}
function patchOnProperties(obj, properties, prototype) {
    if (properties) {
        for (let i = 0; i < properties.length; i++) {
            patchProperty(obj, 'on' + properties[i], prototype);
        }
    }
    else {
        const onProperties = [];
        for (const prop in obj) {
            if (prop.substr(0, 2) == 'on') {
                onProperties.push(prop);
            }
        }
        for (let j = 0; j < onProperties.length; j++) {
            patchProperty(obj, onProperties[j], prototype);
        }
    }
}
const originalInstanceKey = zoneSymbol('originalInstance');
// wrap some native API on `window`
function patchClass(className) {
    const OriginalClass = _global[className];
    if (!OriginalClass)
        return;
    // keep original class in global
    _global[zoneSymbol(className)] = OriginalClass;
    _global[className] = function () {
        const a = bindArguments(arguments, className);
        switch (a.length) {
            case 0:
                this[originalInstanceKey] = new OriginalClass();
                break;
            case 1:
                this[originalInstanceKey] = new OriginalClass(a[0]);
                break;
            case 2:
                this[originalInstanceKey] = new OriginalClass(a[0], a[1]);
                break;
            case 3:
                this[originalInstanceKey] = new OriginalClass(a[0], a[1], a[2]);
                break;
            case 4:
                this[originalInstanceKey] = new OriginalClass(a[0], a[1], a[2], a[3]);
                break;
            default:
                throw new Error('Arg list too long.');
        }
    };
    // attach original delegate to patched function
    attachOriginToPatched(_global[className], OriginalClass);
    const instance = new OriginalClass(function () { });
    let prop;
    for (prop in instance) {
        // https://bugs.webkit.org/show_bug.cgi?id=44721
        if (className === 'XMLHttpRequest' && prop === 'responseBlob')
            continue;
        (function (prop) {
            if (typeof instance[prop] === 'function') {
                _global[className].prototype[prop] = function () {
                    return this[originalInstanceKey][prop].apply(this[originalInstanceKey], arguments);
                };
            }
            else {
                ObjectDefineProperty(_global[className].prototype, prop, {
                    set: function (fn) {
                        if (typeof fn === 'function') {
                            this[originalInstanceKey][prop] = wrapWithCurrentZone(fn, className + '.' + prop);
                            // keep callback in wrapped function so we can
                            // use it in Function.prototype.toString to return
                            // the native one.
                            attachOriginToPatched(this[originalInstanceKey][prop], fn);
                        }
                        else {
                            this[originalInstanceKey][prop] = fn;
                        }
                    },
                    get: function () {
                        return this[originalInstanceKey][prop];
                    }
                });
            }
        }(prop));
    }
    for (prop in OriginalClass) {
        if (prop !== 'prototype' && OriginalClass.hasOwnProperty(prop)) {
            _global[className][prop] = OriginalClass[prop];
        }
    }
}
function copySymbolProperties(src, dest) {
    if (typeof Object.getOwnPropertySymbols !== 'function') {
        return;
    }
    const symbols = Object.getOwnPropertySymbols(src);
    symbols.forEach((symbol) => {
        const desc = Object.getOwnPropertyDescriptor(src, symbol);
        Object.defineProperty(dest, symbol, {
            get: function () {
                return src[symbol];
            },
            set: function (value) {
                if (desc && (!desc.writable || typeof desc.set !== 'function')) {
                    // if src[symbol] is not writable or not have a setter, just return
                    return;
                }
                src[symbol] = value;
            },
            enumerable: desc ? desc.enumerable : true,
            configurable: desc ? desc.configurable : true
        });
    });
}
let shouldCopySymbolProperties = false;

function patchMethod(target, name, patchFn) {
    let proto = target;
    while (proto && !proto.hasOwnProperty(name)) {
        proto = ObjectGetPrototypeOf(proto);
    }
    if (!proto && target[name]) {
        // somehow we did not find it, but we can see it. This happens on IE for Window properties.
        proto = target;
    }
    const delegateName = zoneSymbol(name);
    let delegate = null;
    if (proto && !(delegate = proto[delegateName])) {
        delegate = proto[delegateName] = proto[name];
        // check whether proto[name] is writable
        // some property is readonly in safari, such as HtmlCanvasElement.prototype.toBlob
        const desc = proto && ObjectGetOwnPropertyDescriptor(proto, name);
        if (isPropertyWritable(desc)) {
            const patchDelegate = patchFn(delegate, delegateName, name);
            proto[name] = function () {
                return patchDelegate(this, arguments);
            };
            attachOriginToPatched(proto[name], delegate);
            if (shouldCopySymbolProperties) {
                copySymbolProperties(delegate, proto[name]);
            }
        }
    }
    return delegate;
}
// TODO: @JiaLiPassion, support cancel task later if necessary
function patchMacroTask(obj, funcName, metaCreator) {
    let setNative = null;
    function scheduleTask(task) {
        const data = task.data;
        data.args[data.cbIdx] = function () {
            task.invoke.apply(this, arguments);
        };
        setNative.apply(data.target, data.args);
        return task;
    }
    setNative = patchMethod(obj, funcName, (delegate) => function (self, args) {
        const meta = metaCreator(self, args);
        if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === 'function') {
            return scheduleMacroTaskWithCurrentZone(meta.name, args[meta.cbIdx], meta, scheduleTask);
        }
        else {
            // cause an error by calling it directly.
            return delegate.apply(self, args);
        }
    });
}

function attachOriginToPatched(patched, original) {
    patched[zoneSymbol('OriginalDelegate')] = original;
}
let isDetectedIEOrEdge = false;
let ieOrEdge = false;
function isIE() {
    try {
        const ua = internalWindow.navigator.userAgent;
        if (ua.indexOf('MSIE ') !== -1 || ua.indexOf('Trident/') !== -1) {
            return true;
        }
    }
    catch (error) {
    }
    return false;
}
function isIEOrEdge() {
    if (isDetectedIEOrEdge) {
        return ieOrEdge;
    }
    isDetectedIEOrEdge = true;
    try {
        const ua = internalWindow.navigator.userAgent;
        if (ua.indexOf('MSIE ') !== -1 || ua.indexOf('Trident/') !== -1 || ua.indexOf('Edge/') !== -1) {
            ieOrEdge = true;
        }
    }
    catch (error) {
    }
    return ieOrEdge;
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
// override Function.prototype.toString to make zone.js patched function
// look like native function
Zone.__load_patch('toString', (global) => {
    // patch Func.prototype.toString to let them look like native
    const originalFunctionToString = Function.prototype.toString;
    const ORIGINAL_DELEGATE_SYMBOL = zoneSymbol('OriginalDelegate');
    const PROMISE_SYMBOL = zoneSymbol('Promise');
    const ERROR_SYMBOL = zoneSymbol('Error');
    const newFunctionToString = function toString() {
        if (typeof this === 'function') {
            const originalDelegate = this[ORIGINAL_DELEGATE_SYMBOL];
            if (originalDelegate) {
                if (typeof originalDelegate === 'function') {
                    return originalFunctionToString.call(originalDelegate);
                }
                else {
                    return Object.prototype.toString.call(originalDelegate);
                }
            }
            if (this === Promise) {
                const nativePromise = global[PROMISE_SYMBOL];
                if (nativePromise) {
                    return originalFunctionToString.call(nativePromise);
                }
            }
            if (this === Error) {
                const nativeError = global[ERROR_SYMBOL];
                if (nativeError) {
                    return originalFunctionToString.call(nativeError);
                }
            }
        }
        return originalFunctionToString.call(this);
    };
    newFunctionToString[ORIGINAL_DELEGATE_SYMBOL] = originalFunctionToString;
    Function.prototype.toString = newFunctionToString;
    // patch Object.prototype.toString to let them look like native
    const originalObjectToString = Object.prototype.toString;
    const PROMISE_OBJECT_TO_STRING = '[object Promise]';
    Object.prototype.toString = function () {
        if (this instanceof Promise) {
            return PROMISE_OBJECT_TO_STRING;
        }
        return originalObjectToString.call(this);
    };
});

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * @fileoverview
 * @suppress {missingRequire}
 */
let passiveSupported = false;
if (typeof window !== 'undefined') {
    try {
        const options = Object.defineProperty({}, 'passive', {
            get: function () {
                passiveSupported = true;
            }
        });
        window.addEventListener('test', options, options);
        window.removeEventListener('test', options, options);
    }
    catch (err) {
        passiveSupported = false;
    }
}
// an identifier to tell ZoneTask do not create a new invoke closure
const OPTIMIZED_ZONE_EVENT_TASK_DATA = {
    useG: true
};
const zoneSymbolEventNames$1 = {};
const globalSources = {};
const EVENT_NAME_SYMBOL_REGX = /^__zone_symbol__(\w+)(true|false)$/;
const IMMEDIATE_PROPAGATION_SYMBOL = ('__zone_symbol__propagationStopped');
function patchEventTarget(_global, apis, patchOptions) {
    const ADD_EVENT_LISTENER = (patchOptions && patchOptions.add) || ADD_EVENT_LISTENER_STR;
    const REMOVE_EVENT_LISTENER = (patchOptions && patchOptions.rm) || REMOVE_EVENT_LISTENER_STR;
    const LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.listeners) || 'eventListeners';
    const REMOVE_ALL_LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.rmAll) || 'removeAllListeners';
    const zoneSymbolAddEventListener = zoneSymbol(ADD_EVENT_LISTENER);
    const ADD_EVENT_LISTENER_SOURCE = '.' + ADD_EVENT_LISTENER + ':';
    const PREPEND_EVENT_LISTENER = 'prependListener';
    const PREPEND_EVENT_LISTENER_SOURCE = '.' + PREPEND_EVENT_LISTENER + ':';
    const invokeTask = function (task, target, event) {
        // for better performance, check isRemoved which is set
        // by removeEventListener
        if (task.isRemoved) {
            return;
        }
        const delegate = task.callback;
        if (typeof delegate === 'object' && delegate.handleEvent) {
            // create the bind version of handleEvent when invoke
            task.callback = (event) => delegate.handleEvent(event);
            task.originalDelegate = delegate;
        }
        // invoke static task.invoke
        task.invoke(task, target, [event]);
        const options = task.options;
        if (options && typeof options === 'object' && options.once) {
            // if options.once is true, after invoke once remove listener here
            // only browser need to do this, nodejs eventEmitter will cal removeListener
            // inside EventEmitter.once
            const delegate = task.originalDelegate ? task.originalDelegate : task.callback;
            target[REMOVE_EVENT_LISTENER].call(target, event.type, delegate, options);
        }
    };
    // global shared zoneAwareCallback to handle all event callback with capture = false
    const globalZoneAwareCallback = function (event) {
        // https://github.com/angular/zone.js/issues/911, in IE, sometimes
        // event will be undefined, so we need to use window.event
        event = event || _global.event;
        if (!event) {
            return;
        }
        // event.target is needed for Samsung TV and SourceBuffer
        // || global is needed https://github.com/angular/zone.js/issues/190
        const target = this || event.target || _global;
        const tasks = target[zoneSymbolEventNames$1[event.type][FALSE_STR]];
        if (tasks) {
            // invoke all tasks which attached to current target with given event.type and capture = false
            // for performance concern, if task.length === 1, just invoke
            if (tasks.length === 1) {
                invokeTask(tasks[0], target, event);
            }
            else {
                // https://github.com/angular/zone.js/issues/836
                // copy the tasks array before invoke, to avoid
                // the callback will remove itself or other listener
                const copyTasks = tasks.slice();
                for (let i = 0; i < copyTasks.length; i++) {
                    if (event && event[IMMEDIATE_PROPAGATION_SYMBOL] === true) {
                        break;
                    }
                    invokeTask(copyTasks[i], target, event);
                }
            }
        }
    };
    // global shared zoneAwareCallback to handle all event callback with capture = true
    const globalZoneAwareCaptureCallback = function (event) {
        // https://github.com/angular/zone.js/issues/911, in IE, sometimes
        // event will be undefined, so we need to use window.event
        event = event || _global.event;
        if (!event) {
            return;
        }
        // event.target is needed for Samsung TV and SourceBuffer
        // || global is needed https://github.com/angular/zone.js/issues/190
        const target = this || event.target || _global;
        const tasks = target[zoneSymbolEventNames$1[event.type][TRUE_STR]];
        if (tasks) {
            // invoke all tasks which attached to current target with given event.type and capture = false
            // for performance concern, if task.length === 1, just invoke
            if (tasks.length === 1) {
                invokeTask(tasks[0], target, event);
            }
            else {
                // https://github.com/angular/zone.js/issues/836
                // copy the tasks array before invoke, to avoid
                // the callback will remove itself or other listener
                const copyTasks = tasks.slice();
                for (let i = 0; i < copyTasks.length; i++) {
                    if (event && event[IMMEDIATE_PROPAGATION_SYMBOL] === true) {
                        break;
                    }
                    invokeTask(copyTasks[i], target, event);
                }
            }
        }
    };
    function patchEventTargetMethods(obj, patchOptions) {
        if (!obj) {
            return false;
        }
        let useGlobalCallback = true;
        if (patchOptions && patchOptions.useG !== undefined) {
            useGlobalCallback = patchOptions.useG;
        }
        const validateHandler = patchOptions && patchOptions.vh;
        let checkDuplicate = true;
        if (patchOptions && patchOptions.chkDup !== undefined) {
            checkDuplicate = patchOptions.chkDup;
        }
        let returnTarget = false;
        if (patchOptions && patchOptions.rt !== undefined) {
            returnTarget = patchOptions.rt;
        }
        let proto = obj;
        while (proto && !proto.hasOwnProperty(ADD_EVENT_LISTENER)) {
            proto = ObjectGetPrototypeOf(proto);
        }
        if (!proto && obj[ADD_EVENT_LISTENER]) {
            // somehow we did not find it, but we can see it. This happens on IE for Window properties.
            proto = obj;
        }
        if (!proto) {
            return false;
        }
        if (proto[zoneSymbolAddEventListener]) {
            return false;
        }
        const eventNameToString = patchOptions && patchOptions.eventNameToString;
        // a shared global taskData to pass data for scheduleEventTask
        // so we do not need to create a new object just for pass some data
        const taskData = {};
        const nativeAddEventListener = proto[zoneSymbolAddEventListener] = proto[ADD_EVENT_LISTENER];
        const nativeRemoveEventListener = proto[zoneSymbol(REMOVE_EVENT_LISTENER)] =
            proto[REMOVE_EVENT_LISTENER];
        const nativeListeners = proto[zoneSymbol(LISTENERS_EVENT_LISTENER)] =
            proto[LISTENERS_EVENT_LISTENER];
        const nativeRemoveAllListeners = proto[zoneSymbol(REMOVE_ALL_LISTENERS_EVENT_LISTENER)] =
            proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER];
        let nativePrependEventListener;
        if (patchOptions && patchOptions.prepend) {
            nativePrependEventListener = proto[zoneSymbol(patchOptions.prepend)] =
                proto[patchOptions.prepend];
        }
        function checkIsPassive(task) {
            if (!passiveSupported && typeof taskData.options !== 'boolean' &&
                typeof taskData.options !== 'undefined' && taskData.options !== null) {
                // options is a non-null non-undefined object
                // passive is not supported
                // don't pass options as object
                // just pass capture as a boolean
                task.options = !!taskData.options.capture;
                taskData.options = task.options;
            }
        }
        const customScheduleGlobal = function (task) {
            // if there is already a task for the eventName + capture,
            // just return, because we use the shared globalZoneAwareCallback here.
            if (taskData.isExisting) {
                return;
            }
            checkIsPassive(task);
            return nativeAddEventListener.call(taskData.target, taskData.eventName, taskData.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, taskData.options);
        };
        const customCancelGlobal = function (task) {
            // if task is not marked as isRemoved, this call is directly
            // from Zone.prototype.cancelTask, we should remove the task
            // from tasksList of target first
            if (!task.isRemoved) {
                const symbolEventNames = zoneSymbolEventNames$1[task.eventName];
                let symbolEventName;
                if (symbolEventNames) {
                    symbolEventName = symbolEventNames[task.capture ? TRUE_STR : FALSE_STR];
                }
                const existingTasks = symbolEventName && task.target[symbolEventName];
                if (existingTasks) {
                    for (let i = 0; i < existingTasks.length; i++) {
                        const existingTask = existingTasks[i];
                        if (existingTask === task) {
                            existingTasks.splice(i, 1);
                            // set isRemoved to data for faster invokeTask check
                            task.isRemoved = true;
                            if (existingTasks.length === 0) {
                                // all tasks for the eventName + capture have gone,
                                // remove globalZoneAwareCallback and remove the task cache from target
                                task.allRemoved = true;
                                task.target[symbolEventName] = null;
                            }
                            break;
                        }
                    }
                }
            }
            // if all tasks for the eventName + capture have gone,
            // we will really remove the global event callback,
            // if not, return
            if (!task.allRemoved) {
                return;
            }
            return nativeRemoveEventListener.call(task.target, task.eventName, task.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, task.options);
        };
        const customScheduleNonGlobal = function (task) {
            checkIsPassive(task);
            return nativeAddEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);
        };
        const customSchedulePrepend = function (task) {
            return nativePrependEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);
        };
        const customCancelNonGlobal = function (task) {
            return nativeRemoveEventListener.call(task.target, task.eventName, task.invoke, task.options);
        };
        const customSchedule = useGlobalCallback ? customScheduleGlobal : customScheduleNonGlobal;
        const customCancel = useGlobalCallback ? customCancelGlobal : customCancelNonGlobal;
        const compareTaskCallbackVsDelegate = function (task, delegate) {
            const typeOfDelegate = typeof delegate;
            return (typeOfDelegate === 'function' && task.callback === delegate) ||
                (typeOfDelegate === 'object' && task.originalDelegate === delegate);
        };
        const compare = (patchOptions && patchOptions.diff) ? patchOptions.diff : compareTaskCallbackVsDelegate;
        const blackListedEvents = Zone[Zone.__symbol__('BLACK_LISTED_EVENTS')];
        const makeAddListener = function (nativeListener, addSource, customScheduleFn, customCancelFn, returnTarget = false, prepend = false) {
            return function () {
                const target = this || _global;
                const eventName = arguments[0];
                let delegate = arguments[1];
                if (!delegate) {
                    return nativeListener.apply(this, arguments);
                }
                if (isNode && eventName === 'uncaughtException') {
                    // don't patch uncaughtException of nodejs to prevent endless loop
                    return nativeListener.apply(this, arguments);
                }
                // don't create the bind delegate function for handleEvent
                // case here to improve addEventListener performance
                // we will create the bind delegate when invoke
                let isHandleEvent = false;
                if (typeof delegate !== 'function') {
                    if (!delegate.handleEvent) {
                        return nativeListener.apply(this, arguments);
                    }
                    isHandleEvent = true;
                }
                if (validateHandler && !validateHandler(nativeListener, delegate, target, arguments)) {
                    return;
                }
                const options = arguments[2];
                if (blackListedEvents) {
                    // check black list
                    for (let i = 0; i < blackListedEvents.length; i++) {
                        if (eventName === blackListedEvents[i]) {
                            return nativeListener.apply(this, arguments);
                        }
                    }
                }
                let capture;
                let once = false;
                if (options === undefined) {
                    capture = false;
                }
                else if (options === true) {
                    capture = true;
                }
                else if (options === false) {
                    capture = false;
                }
                else {
                    capture = options ? !!options.capture : false;
                    once = options ? !!options.once : false;
                }
                const zone = Zone.current;
                const symbolEventNames = zoneSymbolEventNames$1[eventName];
                let symbolEventName;
                if (!symbolEventNames) {
                    // the code is duplicate, but I just want to get some better performance
                    const falseEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + FALSE_STR;
                    const trueEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + TRUE_STR;
                    const symbol = ZONE_SYMBOL_PREFIX + falseEventName;
                    const symbolCapture = ZONE_SYMBOL_PREFIX + trueEventName;
                    zoneSymbolEventNames$1[eventName] = {};
                    zoneSymbolEventNames$1[eventName][FALSE_STR] = symbol;
                    zoneSymbolEventNames$1[eventName][TRUE_STR] = symbolCapture;
                    symbolEventName = capture ? symbolCapture : symbol;
                }
                else {
                    symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];
                }
                let existingTasks = target[symbolEventName];
                let isExisting = false;
                if (existingTasks) {
                    // already have task registered
                    isExisting = true;
                    if (checkDuplicate) {
                        for (let i = 0; i < existingTasks.length; i++) {
                            if (compare(existingTasks[i], delegate)) {
                                // same callback, same capture, same event name, just return
                                return;
                            }
                        }
                    }
                }
                else {
                    existingTasks = target[symbolEventName] = [];
                }
                let source;
                const constructorName = target.constructor['name'];
                const targetSource = globalSources[constructorName];
                if (targetSource) {
                    source = targetSource[eventName];
                }
                if (!source) {
                    source = constructorName + addSource +
                        (eventNameToString ? eventNameToString(eventName) : eventName);
                }
                // do not create a new object as task.data to pass those things
                // just use the global shared one
                taskData.options = options;
                if (once) {
                    // if addEventListener with once options, we don't pass it to
                    // native addEventListener, instead we keep the once setting
                    // and handle ourselves.
                    taskData.options.once = false;
                }
                taskData.target = target;
                taskData.capture = capture;
                taskData.eventName = eventName;
                taskData.isExisting = isExisting;
                const data = useGlobalCallback ? OPTIMIZED_ZONE_EVENT_TASK_DATA : undefined;
                // keep taskData into data to allow onScheduleEventTask to access the task information
                if (data) {
                    data.taskData = taskData;
                }
                const task = zone.scheduleEventTask(source, delegate, data, customScheduleFn, customCancelFn);
                // should clear taskData.target to avoid memory leak
                // issue, https://github.com/angular/angular/issues/20442
                taskData.target = null;
                // need to clear up taskData because it is a global object
                if (data) {
                    data.taskData = null;
                }
                // have to save those information to task in case
                // application may call task.zone.cancelTask() directly
                if (once) {
                    options.once = true;
                }
                if (!(!passiveSupported && typeof task.options === 'boolean')) {
                    // if not support passive, and we pass an option object
                    // to addEventListener, we should save the options to task
                    task.options = options;
                }
                task.target = target;
                task.capture = capture;
                task.eventName = eventName;
                if (isHandleEvent) {
                    // save original delegate for compare to check duplicate
                    task.originalDelegate = delegate;
                }
                if (!prepend) {
                    existingTasks.push(task);
                }
                else {
                    existingTasks.unshift(task);
                }
                if (returnTarget) {
                    return target;
                }
            };
        };
        proto[ADD_EVENT_LISTENER] = makeAddListener(nativeAddEventListener, ADD_EVENT_LISTENER_SOURCE, customSchedule, customCancel, returnTarget);
        if (nativePrependEventListener) {
            proto[PREPEND_EVENT_LISTENER] = makeAddListener(nativePrependEventListener, PREPEND_EVENT_LISTENER_SOURCE, customSchedulePrepend, customCancel, returnTarget, true);
        }
        proto[REMOVE_EVENT_LISTENER] = function () {
            const target = this || _global;
            const eventName = arguments[0];
            const options = arguments[2];
            let capture;
            if (options === undefined) {
                capture = false;
            }
            else if (options === true) {
                capture = true;
            }
            else if (options === false) {
                capture = false;
            }
            else {
                capture = options ? !!options.capture : false;
            }
            const delegate = arguments[1];
            if (!delegate) {
                return nativeRemoveEventListener.apply(this, arguments);
            }
            if (validateHandler &&
                !validateHandler(nativeRemoveEventListener, delegate, target, arguments)) {
                return;
            }
            const symbolEventNames = zoneSymbolEventNames$1[eventName];
            let symbolEventName;
            if (symbolEventNames) {
                symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];
            }
            const existingTasks = symbolEventName && target[symbolEventName];
            if (existingTasks) {
                for (let i = 0; i < existingTasks.length; i++) {
                    const existingTask = existingTasks[i];
                    if (compare(existingTask, delegate)) {
                        existingTasks.splice(i, 1);
                        // set isRemoved to data for faster invokeTask check
                        existingTask.isRemoved = true;
                        if (existingTasks.length === 0) {
                            // all tasks for the eventName + capture have gone,
                            // remove globalZoneAwareCallback and remove the task cache from target
                            existingTask.allRemoved = true;
                            target[symbolEventName] = null;
                        }
                        existingTask.zone.cancelTask(existingTask);
                        if (returnTarget) {
                            return target;
                        }
                        return;
                    }
                }
            }
            // issue 930, didn't find the event name or callback
            // from zone kept existingTasks, the callback maybe
            // added outside of zone, we need to call native removeEventListener
            // to try to remove it.
            return nativeRemoveEventListener.apply(this, arguments);
        };
        proto[LISTENERS_EVENT_LISTENER] = function () {
            const target = this || _global;
            const eventName = arguments[0];
            const listeners = [];
            const tasks = findEventTasks(target, eventNameToString ? eventNameToString(eventName) : eventName);
            for (let i = 0; i < tasks.length; i++) {
                const task = tasks[i];
                let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
                listeners.push(delegate);
            }
            return listeners;
        };
        proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER] = function () {
            const target = this || _global;
            const eventName = arguments[0];
            if (!eventName) {
                const keys = Object.keys(target);
                for (let i = 0; i < keys.length; i++) {
                    const prop = keys[i];
                    const match = EVENT_NAME_SYMBOL_REGX.exec(prop);
                    let evtName = match && match[1];
                    // in nodejs EventEmitter, removeListener event is
                    // used for monitoring the removeListener call,
                    // so just keep removeListener eventListener until
                    // all other eventListeners are removed
                    if (evtName && evtName !== 'removeListener') {
                        this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, evtName);
                    }
                }
                // remove removeListener listener finally
                this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, 'removeListener');
            }
            else {
                const symbolEventNames = zoneSymbolEventNames$1[eventName];
                if (symbolEventNames) {
                    const symbolEventName = symbolEventNames[FALSE_STR];
                    const symbolCaptureEventName = symbolEventNames[TRUE_STR];
                    const tasks = target[symbolEventName];
                    const captureTasks = target[symbolCaptureEventName];
                    if (tasks) {
                        const removeTasks = tasks.slice();
                        for (let i = 0; i < removeTasks.length; i++) {
                            const task = removeTasks[i];
                            let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
                            this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);
                        }
                    }
                    if (captureTasks) {
                        const removeTasks = captureTasks.slice();
                        for (let i = 0; i < removeTasks.length; i++) {
                            const task = removeTasks[i];
                            let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
                            this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);
                        }
                    }
                }
            }
            if (returnTarget) {
                return this;
            }
        };
        // for native toString patch
        attachOriginToPatched(proto[ADD_EVENT_LISTENER], nativeAddEventListener);
        attachOriginToPatched(proto[REMOVE_EVENT_LISTENER], nativeRemoveEventListener);
        if (nativeRemoveAllListeners) {
            attachOriginToPatched(proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER], nativeRemoveAllListeners);
        }
        if (nativeListeners) {
            attachOriginToPatched(proto[LISTENERS_EVENT_LISTENER], nativeListeners);
        }
        return true;
    }
    let results = [];
    for (let i = 0; i < apis.length; i++) {
        results[i] = patchEventTargetMethods(apis[i], patchOptions);
    }
    return results;
}
function findEventTasks(target, eventName) {
    const foundTasks = [];
    for (let prop in target) {
        const match = EVENT_NAME_SYMBOL_REGX.exec(prop);
        let evtName = match && match[1];
        if (evtName && (!eventName || evtName === eventName)) {
            const tasks = target[prop];
            if (tasks) {
                for (let i = 0; i < tasks.length; i++) {
                    foundTasks.push(tasks[i]);
                }
            }
        }
    }
    return foundTasks;
}
function patchEventPrototype(global, api) {
    const Event = global['Event'];
    if (Event && Event.prototype) {
        api.patchMethod(Event.prototype, 'stopImmediatePropagation', (delegate) => function (self, args) {
            self[IMMEDIATE_PROPAGATION_SYMBOL] = true;
            // we need to call the native stopImmediatePropagation
            // in case in some hybrid application, some part of
            // application will be controlled by zone, some are not
            delegate && delegate.apply(self, args);
        });
    }
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
function patchCallbacks(api, target, targetName, method, callbacks) {
    const symbol = Zone.__symbol__(method);
    if (target[symbol]) {
        return;
    }
    const nativeDelegate = target[symbol] = target[method];
    target[method] = function (name, opts, options) {
        if (opts && opts.prototype) {
            callbacks.forEach(function (callback) {
                const source = `${targetName}.${method}::` + callback;
                const prototype = opts.prototype;
                if (prototype.hasOwnProperty(callback)) {
                    const descriptor = api.ObjectGetOwnPropertyDescriptor(prototype, callback);
                    if (descriptor && descriptor.value) {
                        descriptor.value = api.wrapWithCurrentZone(descriptor.value, source);
                        api._redefineProperty(opts.prototype, callback, descriptor);
                    }
                    else if (prototype[callback]) {
                        prototype[callback] = api.wrapWithCurrentZone(prototype[callback], source);
                    }
                }
                else if (prototype[callback]) {
                    prototype[callback] = api.wrapWithCurrentZone(prototype[callback], source);
                }
            });
        }
        return nativeDelegate.call(target, name, opts, options);
    };
    api.attachOriginToPatched(target[method], nativeDelegate);
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/*
 * This is necessary for Chrome and Chrome mobile, to enable
 * things like redefining `createdCallback` on an element.
 */
const zoneSymbol$1 = Zone.__symbol__;
const _defineProperty = Object[zoneSymbol$1('defineProperty')] = Object.defineProperty;
const _getOwnPropertyDescriptor = Object[zoneSymbol$1('getOwnPropertyDescriptor')] =
    Object.getOwnPropertyDescriptor;
const _create = Object.create;
const unconfigurablesKey = zoneSymbol$1('unconfigurables');
function propertyPatch() {
    Object.defineProperty = function (obj, prop, desc) {
        if (isUnconfigurable(obj, prop)) {
            throw new TypeError('Cannot assign to read only property \'' + prop + '\' of ' + obj);
        }
        const originalConfigurableFlag = desc.configurable;
        if (prop !== 'prototype') {
            desc = rewriteDescriptor(obj, prop, desc);
        }
        return _tryDefineProperty(obj, prop, desc, originalConfigurableFlag);
    };
    Object.defineProperties = function (obj, props) {
        Object.keys(props).forEach(function (prop) {
            Object.defineProperty(obj, prop, props[prop]);
        });
        return obj;
    };
    Object.create = function (obj, proto) {
        if (typeof proto === 'object' && !Object.isFrozen(proto)) {
            Object.keys(proto).forEach(function (prop) {
                proto[prop] = rewriteDescriptor(obj, prop, proto[prop]);
            });
        }
        return _create(obj, proto);
    };
    Object.getOwnPropertyDescriptor = function (obj, prop) {
        const desc = _getOwnPropertyDescriptor(obj, prop);
        if (desc && isUnconfigurable(obj, prop)) {
            desc.configurable = false;
        }
        return desc;
    };
}
function _redefineProperty(obj, prop, desc) {
    const originalConfigurableFlag = desc.configurable;
    desc = rewriteDescriptor(obj, prop, desc);
    return _tryDefineProperty(obj, prop, desc, originalConfigurableFlag);
}
function isUnconfigurable(obj, prop) {
    return obj && obj[unconfigurablesKey] && obj[unconfigurablesKey][prop];
}
function rewriteDescriptor(obj, prop, desc) {
    // issue-927, if the desc is frozen, don't try to change the desc
    if (!Object.isFrozen(desc)) {
        desc.configurable = true;
    }
    if (!desc.configurable) {
        // issue-927, if the obj is frozen, don't try to set the desc to obj
        if (!obj[unconfigurablesKey] && !Object.isFrozen(obj)) {
            _defineProperty(obj, unconfigurablesKey, { writable: true, value: {} });
        }
        if (obj[unconfigurablesKey]) {
            obj[unconfigurablesKey][prop] = true;
        }
    }
    return desc;
}
function _tryDefineProperty(obj, prop, desc, originalConfigurableFlag) {
    try {
        return _defineProperty(obj, prop, desc);
    }
    catch (error) {
        if (desc.configurable) {
            // In case of errors, when the configurable flag was likely set by rewriteDescriptor(), let's
            // retry with the original flag value
            if (typeof originalConfigurableFlag == 'undefined') {
                delete desc.configurable;
            }
            else {
                desc.configurable = originalConfigurableFlag;
            }
            try {
                return _defineProperty(obj, prop, desc);
            }
            catch (error) {
                let descJson = null;
                try {
                    descJson = JSON.stringify(desc);
                }
                catch (error) {
                    descJson = desc.toString();
                }
                console.log(`Attempting to configure '${prop}' with descriptor '${descJson}' on object '${obj}' and got error, giving up: ${error}`);
            }
        }
        else {
            throw error;
        }
    }
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * @fileoverview
 * @suppress {globalThis}
 */
const globalEventHandlersEventNames = [
    'abort',
    'animationcancel',
    'animationend',
    'animationiteration',
    'auxclick',
    'beforeinput',
    'blur',
    'cancel',
    'canplay',
    'canplaythrough',
    'change',
    'compositionstart',
    'compositionupdate',
    'compositionend',
    'cuechange',
    'click',
    'close',
    'contextmenu',
    'curechange',
    'dblclick',
    'drag',
    'dragend',
    'dragenter',
    'dragexit',
    'dragleave',
    'dragover',
    'drop',
    'durationchange',
    'emptied',
    'ended',
    'error',
    'focus',
    'focusin',
    'focusout',
    'gotpointercapture',
    'input',
    'invalid',
    'keydown',
    'keypress',
    'keyup',
    'load',
    'loadstart',
    'loadeddata',
    'loadedmetadata',
    'lostpointercapture',
    'mousedown',
    'mouseenter',
    'mouseleave',
    'mousemove',
    'mouseout',
    'mouseover',
    'mouseup',
    'mousewheel',
    'orientationchange',
    'pause',
    'play',
    'playing',
    'pointercancel',
    'pointerdown',
    'pointerenter',
    'pointerleave',
    'pointerlockchange',
    'mozpointerlockchange',
    'webkitpointerlockerchange',
    'pointerlockerror',
    'mozpointerlockerror',
    'webkitpointerlockerror',
    'pointermove',
    'pointout',
    'pointerover',
    'pointerup',
    'progress',
    'ratechange',
    'reset',
    'resize',
    'scroll',
    'seeked',
    'seeking',
    'select',
    'selectionchange',
    'selectstart',
    'show',
    'sort',
    'stalled',
    'submit',
    'suspend',
    'timeupdate',
    'volumechange',
    'touchcancel',
    'touchmove',
    'touchstart',
    'touchend',
    'transitioncancel',
    'transitionend',
    'waiting',
    'wheel'
];
const documentEventNames = [
    'afterscriptexecute', 'beforescriptexecute', 'DOMContentLoaded', 'freeze', 'fullscreenchange',
    'mozfullscreenchange', 'webkitfullscreenchange', 'msfullscreenchange', 'fullscreenerror',
    'mozfullscreenerror', 'webkitfullscreenerror', 'msfullscreenerror', 'readystatechange',
    'visibilitychange', 'resume'
];
const windowEventNames = [
    'absolutedeviceorientation',
    'afterinput',
    'afterprint',
    'appinstalled',
    'beforeinstallprompt',
    'beforeprint',
    'beforeunload',
    'devicelight',
    'devicemotion',
    'deviceorientation',
    'deviceorientationabsolute',
    'deviceproximity',
    'hashchange',
    'languagechange',
    'message',
    'mozbeforepaint',
    'offline',
    'online',
    'paint',
    'pageshow',
    'pagehide',
    'popstate',
    'rejectionhandled',
    'storage',
    'unhandledrejection',
    'unload',
    'userproximity',
    'vrdisplyconnected',
    'vrdisplaydisconnected',
    'vrdisplaypresentchange'
];
const htmlElementEventNames = [
    'beforecopy', 'beforecut', 'beforepaste', 'copy', 'cut', 'paste', 'dragstart', 'loadend',
    'animationstart', 'search', 'transitionrun', 'transitionstart', 'webkitanimationend',
    'webkitanimationiteration', 'webkitanimationstart', 'webkittransitionend'
];
const mediaElementEventNames = ['encrypted', 'waitingforkey', 'msneedkey', 'mozinterruptbegin', 'mozinterruptend'];
const ieElementEventNames = [
    'activate',
    'afterupdate',
    'ariarequest',
    'beforeactivate',
    'beforedeactivate',
    'beforeeditfocus',
    'beforeupdate',
    'cellchange',
    'controlselect',
    'dataavailable',
    'datasetchanged',
    'datasetcomplete',
    'errorupdate',
    'filterchange',
    'layoutcomplete',
    'losecapture',
    'move',
    'moveend',
    'movestart',
    'propertychange',
    'resizeend',
    'resizestart',
    'rowenter',
    'rowexit',
    'rowsdelete',
    'rowsinserted',
    'command',
    'compassneedscalibration',
    'deactivate',
    'help',
    'mscontentzoom',
    'msmanipulationstatechanged',
    'msgesturechange',
    'msgesturedoubletap',
    'msgestureend',
    'msgesturehold',
    'msgesturestart',
    'msgesturetap',
    'msgotpointercapture',
    'msinertiastart',
    'mslostpointercapture',
    'mspointercancel',
    'mspointerdown',
    'mspointerenter',
    'mspointerhover',
    'mspointerleave',
    'mspointermove',
    'mspointerout',
    'mspointerover',
    'mspointerup',
    'pointerout',
    'mssitemodejumplistitemremoved',
    'msthumbnailclick',
    'stop',
    'storagecommit'
];
const webglEventNames = ['webglcontextrestored', 'webglcontextlost', 'webglcontextcreationerror'];
const formEventNames = ['autocomplete', 'autocompleteerror'];
const detailEventNames = ['toggle'];
const frameEventNames = ['load'];
const frameSetEventNames = ['blur', 'error', 'focus', 'load', 'resize', 'scroll', 'messageerror'];
const marqueeEventNames = ['bounce', 'finish', 'start'];
const XMLHttpRequestEventNames = [
    'loadstart', 'progress', 'abort', 'error', 'load', 'progress', 'timeout', 'loadend',
    'readystatechange'
];
const IDBIndexEventNames = ['upgradeneeded', 'complete', 'abort', 'success', 'error', 'blocked', 'versionchange', 'close'];
const websocketEventNames = ['close', 'error', 'open', 'message'];
const workerEventNames = ['error', 'message'];
const eventNames = globalEventHandlersEventNames.concat(webglEventNames, formEventNames, detailEventNames, documentEventNames, windowEventNames, htmlElementEventNames, ieElementEventNames);
function filterProperties(target, onProperties, ignoreProperties) {
    if (!ignoreProperties || ignoreProperties.length === 0) {
        return onProperties;
    }
    const tip = ignoreProperties.filter(ip => ip.target === target);
    if (!tip || tip.length === 0) {
        return onProperties;
    }
    const targetIgnoreProperties = tip[0].ignoreProperties;
    return onProperties.filter(op => targetIgnoreProperties.indexOf(op) === -1);
}
function patchFilteredProperties(target, onProperties, ignoreProperties, prototype) {
    // check whether target is available, sometimes target will be undefined
    // because different browser or some 3rd party plugin.
    if (!target) {
        return;
    }
    const filteredProperties = filterProperties(target, onProperties, ignoreProperties);
    patchOnProperties(target, filteredProperties, prototype);
}
function propertyDescriptorPatch(api, _global) {
    if (isNode && !isMix) {
        return;
    }
    if (Zone[api.symbol('patchEvents')]) {
        // events are already been patched by legacy patch.
        return;
    }
    const supportsWebSocket = typeof WebSocket !== 'undefined';
    const ignoreProperties = _global['__Zone_ignore_on_properties'];
    // for browsers that we can patch the descriptor:  Chrome & Firefox
    if (isBrowser) {
        const internalWindow = window;
        const ignoreErrorProperties = isIE ? [{ target: internalWindow, ignoreProperties: ['error'] }] : [];
        // in IE/Edge, onProp not exist in window object, but in WindowPrototype
        // so we need to pass WindowPrototype to check onProp exist or not
        patchFilteredProperties(internalWindow, eventNames.concat(['messageerror']), ignoreProperties ? ignoreProperties.concat(ignoreErrorProperties) : ignoreProperties, ObjectGetPrototypeOf(internalWindow));
        patchFilteredProperties(Document.prototype, eventNames, ignoreProperties);
        if (typeof internalWindow['SVGElement'] !== 'undefined') {
            patchFilteredProperties(internalWindow['SVGElement'].prototype, eventNames, ignoreProperties);
        }
        patchFilteredProperties(Element.prototype, eventNames, ignoreProperties);
        patchFilteredProperties(HTMLElement.prototype, eventNames, ignoreProperties);
        patchFilteredProperties(HTMLMediaElement.prototype, mediaElementEventNames, ignoreProperties);
        patchFilteredProperties(HTMLFrameSetElement.prototype, windowEventNames.concat(frameSetEventNames), ignoreProperties);
        patchFilteredProperties(HTMLBodyElement.prototype, windowEventNames.concat(frameSetEventNames), ignoreProperties);
        patchFilteredProperties(HTMLFrameElement.prototype, frameEventNames, ignoreProperties);
        patchFilteredProperties(HTMLIFrameElement.prototype, frameEventNames, ignoreProperties);
        const HTMLMarqueeElement = internalWindow['HTMLMarqueeElement'];
        if (HTMLMarqueeElement) {
            patchFilteredProperties(HTMLMarqueeElement.prototype, marqueeEventNames, ignoreProperties);
        }
        const Worker = internalWindow['Worker'];
        if (Worker) {
            patchFilteredProperties(Worker.prototype, workerEventNames, ignoreProperties);
        }
    }
    const XMLHttpRequest = _global['XMLHttpRequest'];
    if (XMLHttpRequest) {
        // XMLHttpRequest is not available in ServiceWorker, so we need to check here
        patchFilteredProperties(XMLHttpRequest.prototype, XMLHttpRequestEventNames, ignoreProperties);
    }
    const XMLHttpRequestEventTarget = _global['XMLHttpRequestEventTarget'];
    if (XMLHttpRequestEventTarget) {
        patchFilteredProperties(XMLHttpRequestEventTarget && XMLHttpRequestEventTarget.prototype, XMLHttpRequestEventNames, ignoreProperties);
    }
    if (typeof IDBIndex !== 'undefined') {
        patchFilteredProperties(IDBIndex.prototype, IDBIndexEventNames, ignoreProperties);
        patchFilteredProperties(IDBRequest.prototype, IDBIndexEventNames, ignoreProperties);
        patchFilteredProperties(IDBOpenDBRequest.prototype, IDBIndexEventNames, ignoreProperties);
        patchFilteredProperties(IDBDatabase.prototype, IDBIndexEventNames, ignoreProperties);
        patchFilteredProperties(IDBTransaction.prototype, IDBIndexEventNames, ignoreProperties);
        patchFilteredProperties(IDBCursor.prototype, IDBIndexEventNames, ignoreProperties);
    }
    if (supportsWebSocket) {
        patchFilteredProperties(WebSocket.prototype, websocketEventNames, ignoreProperties);
    }
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
Zone.__load_patch('util', (global, Zone, api) => {
    api.patchOnProperties = patchOnProperties;
    api.patchMethod = patchMethod;
    api.bindArguments = bindArguments;
    api.patchMacroTask = patchMacroTask;
    // In earlier version of zone.js (<0.9.0), we use env name `__zone_symbol__BLACK_LISTED_EVENTS` to
    // define which events will not be patched by `Zone.js`.
    // In newer version (>=0.9.0), we change the env name to `__zone_symbol__UNPATCHED_EVENTS` to keep
    // the name consistent with angular repo.
    // The  `__zone_symbol__BLACK_LISTED_EVENTS` is deprecated, but it is still be supported for
    // backwards compatibility.
    const SYMBOL_BLACK_LISTED_EVENTS = Zone.__symbol__('BLACK_LISTED_EVENTS');
    const SYMBOL_UNPATCHED_EVENTS = Zone.__symbol__('UNPATCHED_EVENTS');
    if (global[SYMBOL_UNPATCHED_EVENTS]) {
        global[SYMBOL_BLACK_LISTED_EVENTS] = global[SYMBOL_UNPATCHED_EVENTS];
    }
    if (global[SYMBOL_BLACK_LISTED_EVENTS]) {
        Zone[SYMBOL_BLACK_LISTED_EVENTS] = Zone[SYMBOL_UNPATCHED_EVENTS] =
            global[SYMBOL_BLACK_LISTED_EVENTS];
    }
    api.patchEventPrototype = patchEventPrototype;
    api.patchEventTarget = patchEventTarget;
    api.isIEOrEdge = isIEOrEdge;
    api.ObjectDefineProperty = ObjectDefineProperty;
    api.ObjectGetOwnPropertyDescriptor = ObjectGetOwnPropertyDescriptor;
    api.ObjectCreate = ObjectCreate;
    api.ArraySlice = ArraySlice;
    api.patchClass = patchClass;
    api.wrapWithCurrentZone = wrapWithCurrentZone;
    api.filterProperties = filterProperties;
    api.attachOriginToPatched = attachOriginToPatched;
    api._redefineProperty = _redefineProperty;
    api.patchCallbacks = patchCallbacks;
    api.getGlobalObjects = () => ({
        globalSources,
        zoneSymbolEventNames: zoneSymbolEventNames$1,
        eventNames,
        isBrowser,
        isMix,
        isNode,
        TRUE_STR,
        FALSE_STR,
        ZONE_SYMBOL_PREFIX,
        ADD_EVENT_LISTENER_STR,
        REMOVE_EVENT_LISTENER_STR
    });
});

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * @fileoverview
 * @suppress {missingRequire}
 */
const taskSymbol = zoneSymbol('zoneTask');
function patchTimer(window, setName, cancelName, nameSuffix) {
    let setNative = null;
    let clearNative = null;
    setName += nameSuffix;
    cancelName += nameSuffix;
    const tasksByHandleId = {};
    function scheduleTask(task) {
        const data = task.data;
        function timer() {
            try {
                task.invoke.apply(this, arguments);
            }
            finally {
                // issue-934, task will be cancelled
                // even it is a periodic task such as
                // setInterval
                if (!(task.data && task.data.isPeriodic)) {
                    if (typeof data.handleId === 'number') {
                        // in non-nodejs env, we remove timerId
                        // from local cache
                        delete tasksByHandleId[data.handleId];
                    }
                    else if (data.handleId) {
                        // Node returns complex objects as handleIds
                        // we remove task reference from timer object
                        data.handleId[taskSymbol] = null;
                    }
                }
            }
        }
        data.args[0] = timer;
        data.handleId = setNative.apply(window, data.args);
        return task;
    }
    function clearTask(task) {
        return clearNative(task.data.handleId);
    }
    setNative =
        patchMethod(window, setName, (delegate) => function (self, args) {
            if (typeof args[0] === 'function') {
                const options = {
                    isPeriodic: nameSuffix === 'Interval',
                    delay: (nameSuffix === 'Timeout' || nameSuffix === 'Interval') ? args[1] || 0 :
                        undefined,
                    args: args
                };
                const task = scheduleMacroTaskWithCurrentZone(setName, args[0], options, scheduleTask, clearTask);
                if (!task) {
                    return task;
                }
                // Node.js must additionally support the ref and unref functions.
                const handle = task.data.handleId;
                if (typeof handle === 'number') {
                    // for non nodejs env, we save handleId: task
                    // mapping in local cache for clearTimeout
                    tasksByHandleId[handle] = task;
                }
                else if (handle) {
                    // for nodejs env, we save task
                    // reference in timerId Object for clearTimeout
                    handle[taskSymbol] = task;
                }
                // check whether handle is null, because some polyfill or browser
                // may return undefined from setTimeout/setInterval/setImmediate/requestAnimationFrame
                if (handle && handle.ref && handle.unref && typeof handle.ref === 'function' &&
                    typeof handle.unref === 'function') {
                    task.ref = handle.ref.bind(handle);
                    task.unref = handle.unref.bind(handle);
                }
                if (typeof handle === 'number' || handle) {
                    return handle;
                }
                return task;
            }
            else {
                // cause an error by calling it directly.
                return delegate.apply(window, args);
            }
        });
    clearNative =
        patchMethod(window, cancelName, (delegate) => function (self, args) {
            const id = args[0];
            let task;
            if (typeof id === 'number') {
                // non nodejs env.
                task = tasksByHandleId[id];
            }
            else {
                // nodejs env.
                task = id && id[taskSymbol];
                // other environments.
                if (!task) {
                    task = id;
                }
            }
            if (task && typeof task.type === 'string') {
                if (task.state !== 'notScheduled' &&
                    (task.cancelFn && task.data.isPeriodic || task.runCount === 0)) {
                    if (typeof id === 'number') {
                        delete tasksByHandleId[id];
                    }
                    else if (id) {
                        id[taskSymbol] = null;
                    }
                    // Do not cancel already canceled functions
                    task.zone.cancelTask(task);
                }
            }
            else {
                // cause an error by calling it directly.
                delegate.apply(window, args);
            }
        });
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
function patchCustomElements(_global, api) {
    const { isBrowser, isMix } = api.getGlobalObjects();
    if ((!isBrowser && !isMix) || !_global['customElements'] || !('customElements' in _global)) {
        return;
    }
    const callbacks = ['connectedCallback', 'disconnectedCallback', 'adoptedCallback', 'attributeChangedCallback'];
    api.patchCallbacks(api, _global.customElements, 'customElements', 'define', callbacks);
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
function eventTargetPatch(_global, api) {
    if (Zone[api.symbol('patchEventTarget')]) {
        // EventTarget is already patched.
        return;
    }
    const { eventNames, zoneSymbolEventNames, TRUE_STR, FALSE_STR, ZONE_SYMBOL_PREFIX } = api.getGlobalObjects();
    //  predefine all __zone_symbol__ + eventName + true/false string
    for (let i = 0; i < eventNames.length; i++) {
        const eventName = eventNames[i];
        const falseEventName = eventName + FALSE_STR;
        const trueEventName = eventName + TRUE_STR;
        const symbol = ZONE_SYMBOL_PREFIX + falseEventName;
        const symbolCapture = ZONE_SYMBOL_PREFIX + trueEventName;
        zoneSymbolEventNames[eventName] = {};
        zoneSymbolEventNames[eventName][FALSE_STR] = symbol;
        zoneSymbolEventNames[eventName][TRUE_STR] = symbolCapture;
    }
    const EVENT_TARGET = _global['EventTarget'];
    if (!EVENT_TARGET || !EVENT_TARGET.prototype) {
        return;
    }
    api.patchEventTarget(_global, [EVENT_TARGET && EVENT_TARGET.prototype]);
    return true;
}
function patchEvent(global, api) {
    api.patchEventPrototype(global, api);
}

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * @fileoverview
 * @suppress {missingRequire}
 */
Zone.__load_patch('legacy', (global) => {
    const legacyPatch = global[Zone.__symbol__('legacyPatch')];
    if (legacyPatch) {
        legacyPatch();
    }
});
Zone.__load_patch('timers', (global) => {
    const set = 'set';
    const clear = 'clear';
    patchTimer(global, set, clear, 'Timeout');
    patchTimer(global, set, clear, 'Interval');
    patchTimer(global, set, clear, 'Immediate');
});
Zone.__load_patch('requestAnimationFrame', (global) => {
    patchTimer(global, 'request', 'cancel', 'AnimationFrame');
    patchTimer(global, 'mozRequest', 'mozCancel', 'AnimationFrame');
    patchTimer(global, 'webkitRequest', 'webkitCancel', 'AnimationFrame');
});
Zone.__load_patch('blocking', (global, Zone) => {
    const blockingMethods = ['alert', 'prompt', 'confirm'];
    for (let i = 0; i < blockingMethods.length; i++) {
        const name = blockingMethods[i];
        patchMethod(global, name, (delegate, symbol, name) => {
            return function (s, args) {
                return Zone.current.run(delegate, global, args, name);
            };
        });
    }
});
Zone.__load_patch('EventTarget', (global, Zone, api) => {
    patchEvent(global, api);
    eventTargetPatch(global, api);
    // patch XMLHttpRequestEventTarget's addEventListener/removeEventListener
    const XMLHttpRequestEventTarget = global['XMLHttpRequestEventTarget'];
    if (XMLHttpRequestEventTarget && XMLHttpRequestEventTarget.prototype) {
        api.patchEventTarget(global, [XMLHttpRequestEventTarget.prototype]);
    }
    patchClass('MutationObserver');
    patchClass('WebKitMutationObserver');
    patchClass('IntersectionObserver');
    patchClass('FileReader');
});
Zone.__load_patch('on_property', (global, Zone, api) => {
    propertyDescriptorPatch(api, global);
    propertyPatch();
});
Zone.__load_patch('customElements', (global, Zone, api) => {
    patchCustomElements(global, api);
});
Zone.__load_patch('XHR', (global, Zone) => {
    // Treat XMLHttpRequest as a macrotask.
    patchXHR(global);
    const XHR_TASK = zoneSymbol('xhrTask');
    const XHR_SYNC = zoneSymbol('xhrSync');
    const XHR_LISTENER = zoneSymbol('xhrListener');
    const XHR_SCHEDULED = zoneSymbol('xhrScheduled');
    const XHR_URL = zoneSymbol('xhrURL');
    const XHR_ERROR_BEFORE_SCHEDULED = zoneSymbol('xhrErrorBeforeScheduled');
    function patchXHR(window) {
        const XMLHttpRequest = window['XMLHttpRequest'];
        if (!XMLHttpRequest) {
            // XMLHttpRequest is not available in service worker
            return;
        }
        const XMLHttpRequestPrototype = XMLHttpRequest.prototype;
        function findPendingTask(target) {
            return target[XHR_TASK];
        }
        let oriAddListener = XMLHttpRequestPrototype[ZONE_SYMBOL_ADD_EVENT_LISTENER];
        let oriRemoveListener = XMLHttpRequestPrototype[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];
        if (!oriAddListener) {
            const XMLHttpRequestEventTarget = window['XMLHttpRequestEventTarget'];
            if (XMLHttpRequestEventTarget) {
                const XMLHttpRequestEventTargetPrototype = XMLHttpRequestEventTarget.prototype;
                oriAddListener = XMLHttpRequestEventTargetPrototype[ZONE_SYMBOL_ADD_EVENT_LISTENER];
                oriRemoveListener = XMLHttpRequestEventTargetPrototype[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];
            }
        }
        const READY_STATE_CHANGE = 'readystatechange';
        const SCHEDULED = 'scheduled';
        function scheduleTask(task) {
            const data = task.data;
            const target = data.target;
            target[XHR_SCHEDULED] = false;
            target[XHR_ERROR_BEFORE_SCHEDULED] = false;
            // remove existing event listener
            const listener = target[XHR_LISTENER];
            if (!oriAddListener) {
                oriAddListener = target[ZONE_SYMBOL_ADD_EVENT_LISTENER];
                oriRemoveListener = target[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];
            }
            if (listener) {
                oriRemoveListener.call(target, READY_STATE_CHANGE, listener);
            }
            const newListener = target[XHR_LISTENER] = () => {
                if (target.readyState === target.DONE) {
                    // sometimes on some browsers XMLHttpRequest will fire onreadystatechange with
                    // readyState=4 multiple times, so we need to check task state here
                    if (!data.aborted && target[XHR_SCHEDULED] && task.state === SCHEDULED) {
                        // check whether the xhr has registered onload listener
                        // if that is the case, the task should invoke after all
                        // onload listeners finish.
                        const loadTasks = target['__zone_symbol__loadfalse'];
                        if (loadTasks && loadTasks.length > 0) {
                            const oriInvoke = task.invoke;
                            task.invoke = function () {
                                // need to load the tasks again, because in other
                                // load listener, they may remove themselves
                                const loadTasks = target['__zone_symbol__loadfalse'];
                                for (let i = 0; i < loadTasks.length; i++) {
                                    if (loadTasks[i] === task) {
                                        loadTasks.splice(i, 1);
                                    }
                                }
                                if (!data.aborted && task.state === SCHEDULED) {
                                    oriInvoke.call(task);
                                }
                            };
                            loadTasks.push(task);
                        }
                        else {
                            task.invoke();
                        }
                    }
                    else if (!data.aborted && target[XHR_SCHEDULED] === false) {
                        // error occurs when xhr.send()
                        target[XHR_ERROR_BEFORE_SCHEDULED] = true;
                    }
                }
            };
            oriAddListener.call(target, READY_STATE_CHANGE, newListener);
            const storedTask = target[XHR_TASK];
            if (!storedTask) {
                target[XHR_TASK] = task;
            }
            sendNative.apply(target, data.args);
            target[XHR_SCHEDULED] = true;
            return task;
        }
        function placeholderCallback() { }
        function clearTask(task) {
            const data = task.data;
            // Note - ideally, we would call data.target.removeEventListener here, but it's too late
            // to prevent it from firing. So instead, we store info for the event listener.
            data.aborted = true;
            return abortNative.apply(data.target, data.args);
        }
        const openNative = patchMethod(XMLHttpRequestPrototype, 'open', () => function (self, args) {
            self[XHR_SYNC] = args[2] == false;
            self[XHR_URL] = args[1];
            return openNative.apply(self, args);
        });
        const XMLHTTPREQUEST_SOURCE = 'XMLHttpRequest.send';
        const fetchTaskAborting = zoneSymbol('fetchTaskAborting');
        const fetchTaskScheduling = zoneSymbol('fetchTaskScheduling');
        const sendNative = patchMethod(XMLHttpRequestPrototype, 'send', () => function (self, args) {
            if (Zone.current[fetchTaskScheduling] === true) {
                // a fetch is scheduling, so we are using xhr to polyfill fetch
                // and because we already schedule macroTask for fetch, we should
                // not schedule a macroTask for xhr again
                return sendNative.apply(self, args);
            }
            if (self[XHR_SYNC]) {
                // if the XHR is sync there is no task to schedule, just execute the code.
                return sendNative.apply(self, args);
            }
            else {
                const options = { target: self, url: self[XHR_URL], isPeriodic: false, args: args, aborted: false };
                const task = scheduleMacroTaskWithCurrentZone(XMLHTTPREQUEST_SOURCE, placeholderCallback, options, scheduleTask, clearTask);
                if (self && self[XHR_ERROR_BEFORE_SCHEDULED] === true && !options.aborted &&
                    task.state === SCHEDULED) {
                    // xhr request throw error when send
                    // we should invoke task instead of leaving a scheduled
                    // pending macroTask
                    task.invoke();
                }
            }
        });
        const abortNative = patchMethod(XMLHttpRequestPrototype, 'abort', () => function (self, args) {
            const task = findPendingTask(self);
            if (task && typeof task.type == 'string') {
                // If the XHR has already completed, do nothing.
                // If the XHR has already been aborted, do nothing.
                // Fix #569, call abort multiple times before done will cause
                // macroTask task count be negative number
                if (task.cancelFn == null || (task.data && task.data.aborted)) {
                    return;
                }
                task.zone.cancelTask(task);
            }
            else if (Zone.current[fetchTaskAborting] === true) {
                // the abort is called from fetch polyfill, we need to call native abort of XHR.
                return abortNative.apply(self, args);
            }
            // Otherwise, we are trying to abort an XHR which has not yet been sent, so there is no
            // task
            // to cancel. Do nothing.
        });
    }
});
Zone.__load_patch('geolocation', (global) => {
    /// GEO_LOCATION
    if (global['navigator'] && global['navigator'].geolocation) {
        patchPrototype(global['navigator'].geolocation, ['getCurrentPosition', 'watchPosition']);
    }
});
Zone.__load_patch('PromiseRejectionEvent', (global, Zone) => {
    // handle unhandled promise rejection
    function findPromiseRejectionHandler(evtName) {
        return function (e) {
            const eventTasks = findEventTasks(global, evtName);
            eventTasks.forEach(eventTask => {
                // windows has added unhandledrejection event listener
                // trigger the event listener
                const PromiseRejectionEvent = global['PromiseRejectionEvent'];
                if (PromiseRejectionEvent) {
                    const evt = new PromiseRejectionEvent(evtName, { promise: e.promise, reason: e.rejection });
                    eventTask.invoke(evt);
                }
            });
        };
    }
    if (global['PromiseRejectionEvent']) {
        Zone[zoneSymbol('unhandledPromiseRejectionHandler')] =
            findPromiseRejectionHandler('unhandledrejection');
        Zone[zoneSymbol('rejectionHandledHandler')] =
            findPromiseRejectionHandler('rejectionhandled');
    }
});

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */


/***/ }),

/***/ "./src/polyfills.ts":
/*!**************************!*\
  !*** ./src/polyfills.ts ***!
  \**************************/
/*! no exports provided */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var tslib__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! tslib */ "./node_modules/tslib/tslib.es6.js");
/* harmony import */ var zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! zone.js/dist/zone */ "./node_modules/zone.js/dist/zone-evergreen.js");
/* harmony import */ var zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_1__);
/* harmony import */ var buffer__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! buffer */ "./node_modules/buffer/index.js");
/* harmony import */ var buffer__WEBPACK_IMPORTED_MODULE_2___default = /*#__PURE__*/__webpack_require__.n(buffer__WEBPACK_IMPORTED_MODULE_2__);
/* harmony import */ var process__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! process */ "./node_modules/process/browser.js");
/* harmony import */ var process__WEBPACK_IMPORTED_MODULE_3___default = /*#__PURE__*/__webpack_require__.n(process__WEBPACK_IMPORTED_MODULE_3__);
/* harmony import */ var setimmediate__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! setimmediate */ "./node_modules/setimmediate/setImmediate.js");
/* harmony import */ var setimmediate__WEBPACK_IMPORTED_MODULE_4___default = /*#__PURE__*/__webpack_require__.n(setimmediate__WEBPACK_IMPORTED_MODULE_4__);
/**
 * This file includes polyfills needed by Angular and is loaded before the app.
 * You can add your own extra polyfills to this file.
 *
 * This file is divided into 2 sections:
 *   1. Browser polyfills. These are applied before loading ZoneJS and are sorted by browsers.
 *   2. Application imports. Files imported after ZoneJS that should be loaded before your main
 *      file.
 *
 * The current setup is for so-called "evergreen" browsers; the last versions of browsers that
 * automatically update themselves. This includes Safari >= 10, Chrome >= 55 (including Opera),
 * Edge >= 13 on the desktop, and iOS 10 and Chrome on mobile.
 *
 * Learn more in https://angular.io/guide/browser-support
 */

/***************************************************************************************************
 * BROWSER POLYFILLS
 */
/** IE10 and IE11 requires the following for NgClass support on SVG elements */
// import 'classlist.js';  // Run `npm install --save classlist.js`.
/**
 * Web Animations `@angular/platform-browser/animations`
 * Only required if AnimationBuilder is used within the application and using IE/Edge or Safari.
 * Standard animation support in Angular DOES NOT require any polyfills (as of Angular 6.0).
 */
// import 'web-animations-js';  // Run `npm install --save web-animations-js`.
/**
 * By default, zone.js will patch all possible macroTask and DomEvents
 * user can disable parts of macroTask/DomEvents patch by setting following flags
 * because those flags need to be set before `zone.js` being loaded, and webpack
 * will put import in the top of bundle, so user need to create a separate file
 * in this directory (for example: zone-flags.ts), and put the following flags
 * into that file, and then add the following code before importing zone.js.
 * import './zone-flags.ts';
 *
 * The flags allowed in zone-flags.ts are listed here.
 *
 * The following flags will work for all browsers.
 *
 * (window as any).__Zone_disable_requestAnimationFrame = true; // disable patch requestAnimationFrame
 * (window as any).__Zone_disable_on_property = true; // disable patch onProperty such as onclick
 * (window as any).__zone_symbol__UNPATCHED_EVENTS = ['scroll', 'mousemove']; // disable patch specified eventNames
 *
 *  in IE/Edge developer tools, the addEventListener will also be wrapped by zone.js
 *  with the following flag, it will bypass `zone.js` patch for IE/Edge
 *
 *  (window as any).__Zone_enable_cross_context_check = true;
 *
 */
/***************************************************************************************************
 * Zone JS is required by default for Angular itself.
 */
 // Included with Angular CLI.
// needed for sparqljs
window.global = window;
// needed for sparqljs

window.Buffer = buffer__WEBPACK_IMPORTED_MODULE_2__;
// needed for sparqljs

window.process = process__WEBPACK_IMPORTED_MODULE_3__;
// needed for n3

window.setimmediate = setimmediate__WEBPACK_IMPORTED_MODULE_4___default.a;
/***************************************************************************************************
 * APPLICATION IMPORTS
 */


/***/ }),

/***/ 4:
/*!***************************************************************************************************************************!*\
  !*** multi ./src/polyfills.ts ./node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/jit-polyfills.js ***!
  \***************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

__webpack_require__(/*! /data/home/knister0/githubs/NietzscheBeta/nietzsche-beta-app/src/polyfills.ts */"./src/polyfills.ts");
module.exports = __webpack_require__(/*! /data/home/knister0/githubs/NietzscheBeta/nietzsche-beta-app/node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/jit-polyfills.js */"./node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/jit-polyfills.js");


/***/ })

},[[4,"runtime"]]]);
//# sourceMappingURL=polyfills-es2015.js.map