Modules

node_modules/core-js/modules/README.md

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+This folder contains implementations of polyfills. It's not recommended to include in your projects directly if you don't completely understand what are you doing.

node_modules/core-js/modules/es.array-buffer.constructor.js

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+'use strict';
+var $ = require('../internals/export');
+var global = require('../internals/global');
+var arrayBufferModule = require('../internals/array-buffer');
+var setSpecies = require('../internals/set-species');
+
+var ARRAY_BUFFER = 'ArrayBuffer';
+var ArrayBuffer = arrayBufferModule[ARRAY_BUFFER];
+var NativeArrayBuffer = global[ARRAY_BUFFER];
+
+// `ArrayBuffer` constructor
+// https://tc39.github.io/ecma262/#sec-arraybuffer-constructor
+$({ global: true, forced: NativeArrayBuffer !== ArrayBuffer }, {
+  ArrayBuffer: ArrayBuffer
+});
+
+setSpecies(ARRAY_BUFFER);

node_modules/core-js/modules/es.array-buffer.is-view.js

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+var $ = require('../internals/export');
+var ArrayBufferViewCore = require('../internals/array-buffer-view-core');
+
+var NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+
+// `ArrayBuffer.isView` method
+// https://tc39.github.io/ecma262/#sec-arraybuffer.isview
+$({ target: 'ArrayBuffer', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {
+  isView: ArrayBufferViewCore.isView
+});

node_modules/core-js/modules/es.array-buffer.slice.js

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+'use strict';
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var ArrayBufferModule = require('../internals/array-buffer');
+var anObject = require('../internals/an-object');
+var toAbsoluteIndex = require('../internals/to-absolute-index');
+var toLength = require('../internals/to-length');
+var speciesConstructor = require('../internals/species-constructor');
+
+var ArrayBuffer = ArrayBufferModule.ArrayBuffer;
+var DataView = ArrayBufferModule.DataView;
+var nativeArrayBufferSlice = ArrayBuffer.prototype.slice;
+
+var INCORRECT_SLICE = fails(function () {
+  return !new ArrayBuffer(2).slice(1, undefined).byteLength;
+});
+
+// `ArrayBuffer.prototype.slice` method
+// https://tc39.github.io/ecma262/#sec-arraybuffer.prototype.slice
+$({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {
+  slice: function slice(start, end) {
+    if (nativeArrayBufferSlice !== undefined && end === undefined) {
+      return nativeArrayBufferSlice.call(anObject(this), start); // FF fix
+    }
+    var length = anObject(this).byteLength;
+    var first = toAbsoluteIndex(start, length);
+    var fin = toAbsoluteIndex(end === undefined ? length : end, length);
+    var result = new (speciesConstructor(this, ArrayBuffer))(toLength(fin - first));
+    var viewSource = new DataView(this);
+    var viewTarget = new DataView(result);
+    var index = 0;
+    while (first < fin) {
+      viewTarget.setUint8(index++, viewSource.getUint8(first++));
+    } return result;
+  }
+});

node_modules/core-js/modules/es.array.concat.js

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+'use strict';
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var isArray = require('../internals/is-array');
+var isObject = require('../internals/is-object');
+var toObject = require('../internals/to-object');
+var toLength = require('../internals/to-length');
+var createProperty = require('../internals/create-property');
+var arraySpeciesCreate = require('../internals/array-species-create');
+var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
+var wellKnownSymbol = require('../internals/well-known-symbol');
+var V8_VERSION = require('../internals/engine-v8-version');
+
+var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
+var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
+var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
+
+// We can't use this feature detection in V8 since it causes
+// deoptimization and serious performance degradation
+// https://github.com/zloirock/core-js/issues/679
+var IS_CONCAT_SPREADABLE_SUPPORT = V8_VERSION >= 51 || !fails(function () {
+  var array = [];
+  array[IS_CONCAT_SPREADABLE] = false;
+  return array.concat()[0] !== array;
+});
+
+var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');
+
+var isConcatSpreadable = function (O) {
+  if (!isObject(O)) return false;
+  var spreadable = O[IS_CONCAT_SPREADABLE];
+  return spreadable !== undefined ? !!spreadable : isArray(O);
+};
+
+var FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
+
+// `Array.prototype.concat` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.concat
+// with adding support of @@isConcatSpreadable and @@species
+$({ target: 'Array', proto: true, forced: FORCED }, {
+  concat: function concat(arg) { // eslint-disable-line no-unused-vars
+    var O = toObject(this);
+    var A = arraySpeciesCreate(O, 0);
+    var n = 0;
+    var i, k, length, len, E;
+    for (i = -1, length = arguments.length; i < length; i++) {
+      E = i === -1 ? O : arguments[i];
+      if (isConcatSpreadable(E)) {
+        len = toLength(E.length);
+        if (n + len > MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
+        for (k = 0; k < len; k++, n++) if (k in E) createProperty(A, n, E[k]);
+      } else {
+        if (n >= MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
+        createProperty(A, n++, E);
+      }
+    }
+    A.length = n;
+    return A;
+  }
+});

node_modules/core-js/modules/es.array.copy-within.js

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+var $ = require('../internals/export');
+var copyWithin = require('../internals/array-copy-within');
+var addToUnscopables = require('../internals/add-to-unscopables');
+
+// `Array.prototype.copyWithin` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.copywithin
+$({ target: 'Array', proto: true }, {
+  copyWithin: copyWithin
+});
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables('copyWithin');

node_modules/core-js/modules/es.array.every.js

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+'use strict';
+var $ = require('../internals/export');
+var $every = require('../internals/array-iteration').every;
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var STRICT_METHOD = arrayMethodIsStrict('every');
+var USES_TO_LENGTH = arrayMethodUsesToLength('every');
+
+// `Array.prototype.every` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.every
+$({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
+  every: function every(callbackfn /* , thisArg */) {
+    return $every(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.fill.js

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+var $ = require('../internals/export');
+var fill = require('../internals/array-fill');
+var addToUnscopables = require('../internals/add-to-unscopables');
+
+// `Array.prototype.fill` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.fill
+$({ target: 'Array', proto: true }, {
+  fill: fill
+});
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables('fill');

node_modules/core-js/modules/es.array.filter.js

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+'use strict';
+var $ = require('../internals/export');
+var $filter = require('../internals/array-iteration').filter;
+var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('filter');
+// Edge 14- issue
+var USES_TO_LENGTH = arrayMethodUsesToLength('filter');
+
+// `Array.prototype.filter` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.filter
+// with adding support of @@species
+$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
+  filter: function filter(callbackfn /* , thisArg */) {
+    return $filter(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.find-index.js

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+'use strict';
+var $ = require('../internals/export');
+var $findIndex = require('../internals/array-iteration').findIndex;
+var addToUnscopables = require('../internals/add-to-unscopables');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var FIND_INDEX = 'findIndex';
+var SKIPS_HOLES = true;
+
+var USES_TO_LENGTH = arrayMethodUsesToLength(FIND_INDEX);
+
+// Shouldn't skip holes
+if (FIND_INDEX in []) Array(1)[FIND_INDEX](function () { SKIPS_HOLES = false; });
+
+// `Array.prototype.findIndex` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.findindex
+$({ target: 'Array', proto: true, forced: SKIPS_HOLES || !USES_TO_LENGTH }, {
+  findIndex: function findIndex(callbackfn /* , that = undefined */) {
+    return $findIndex(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables(FIND_INDEX);

node_modules/core-js/modules/es.array.find.js

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+'use strict';
+var $ = require('../internals/export');
+var $find = require('../internals/array-iteration').find;
+var addToUnscopables = require('../internals/add-to-unscopables');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var FIND = 'find';
+var SKIPS_HOLES = true;
+
+var USES_TO_LENGTH = arrayMethodUsesToLength(FIND);
+
+// Shouldn't skip holes
+if (FIND in []) Array(1)[FIND](function () { SKIPS_HOLES = false; });
+
+// `Array.prototype.find` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.find
+$({ target: 'Array', proto: true, forced: SKIPS_HOLES || !USES_TO_LENGTH }, {
+  find: function find(callbackfn /* , that = undefined */) {
+    return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables(FIND);

node_modules/core-js/modules/es.array.flat-map.js

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+'use strict';
+var $ = require('../internals/export');
+var flattenIntoArray = require('../internals/flatten-into-array');
+var toObject = require('../internals/to-object');
+var toLength = require('../internals/to-length');
+var aFunction = require('../internals/a-function');
+var arraySpeciesCreate = require('../internals/array-species-create');
+
+// `Array.prototype.flatMap` method
+// https://github.com/tc39/proposal-flatMap
+$({ target: 'Array', proto: true }, {
+  flatMap: function flatMap(callbackfn /* , thisArg */) {
+    var O = toObject(this);
+    var sourceLen = toLength(O.length);
+    var A;
+    aFunction(callbackfn);
+    A = arraySpeciesCreate(O, 0);
+    A.length = flattenIntoArray(A, O, O, sourceLen, 0, 1, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+    return A;
+  }
+});

node_modules/core-js/modules/es.array.flat.js

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+'use strict';
+var $ = require('../internals/export');
+var flattenIntoArray = require('../internals/flatten-into-array');
+var toObject = require('../internals/to-object');
+var toLength = require('../internals/to-length');
+var toInteger = require('../internals/to-integer');
+var arraySpeciesCreate = require('../internals/array-species-create');
+
+// `Array.prototype.flat` method
+// https://github.com/tc39/proposal-flatMap
+$({ target: 'Array', proto: true }, {
+  flat: function flat(/* depthArg = 1 */) {
+    var depthArg = arguments.length ? arguments[0] : undefined;
+    var O = toObject(this);
+    var sourceLen = toLength(O.length);
+    var A = arraySpeciesCreate(O, 0);
+    A.length = flattenIntoArray(A, O, O, sourceLen, 0, depthArg === undefined ? 1 : toInteger(depthArg));
+    return A;
+  }
+});

node_modules/core-js/modules/es.array.for-each.js

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+'use strict';
+var $ = require('../internals/export');
+var forEach = require('../internals/array-for-each');
+
+// `Array.prototype.forEach` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+$({ target: 'Array', proto: true, forced: [].forEach != forEach }, {
+  forEach: forEach
+});

node_modules/core-js/modules/es.array.from.js

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+var $ = require('../internals/export');
+var from = require('../internals/array-from');
+var checkCorrectnessOfIteration = require('../internals/check-correctness-of-iteration');
+
+var INCORRECT_ITERATION = !checkCorrectnessOfIteration(function (iterable) {
+  Array.from(iterable);
+});
+
+// `Array.from` method
+// https://tc39.github.io/ecma262/#sec-array.from
+$({ target: 'Array', stat: true, forced: INCORRECT_ITERATION }, {
+  from: from
+});

node_modules/core-js/modules/es.array.includes.js

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+'use strict';
+var $ = require('../internals/export');
+var $includes = require('../internals/array-includes').includes;
+var addToUnscopables = require('../internals/add-to-unscopables');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var USES_TO_LENGTH = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
+
+// `Array.prototype.includes` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.includes
+$({ target: 'Array', proto: true, forced: !USES_TO_LENGTH }, {
+  includes: function includes(el /* , fromIndex = 0 */) {
+    return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables('includes');

node_modules/core-js/modules/es.array.index-of.js

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+'use strict';
+var $ = require('../internals/export');
+var $indexOf = require('../internals/array-includes').indexOf;
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var nativeIndexOf = [].indexOf;
+
+var NEGATIVE_ZERO = !!nativeIndexOf && 1 / [1].indexOf(1, -0) < 0;
+var STRICT_METHOD = arrayMethodIsStrict('indexOf');
+var USES_TO_LENGTH = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
+
+// `Array.prototype.indexOf` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.indexof
+$({ target: 'Array', proto: true, forced: NEGATIVE_ZERO || !STRICT_METHOD || !USES_TO_LENGTH }, {
+  indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {
+    return NEGATIVE_ZERO
+      // convert -0 to +0
+      ? nativeIndexOf.apply(this, arguments) || 0
+      : $indexOf(this, searchElement, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.is-array.js

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+var $ = require('../internals/export');
+var isArray = require('../internals/is-array');
+
+// `Array.isArray` method
+// https://tc39.github.io/ecma262/#sec-array.isarray
+$({ target: 'Array', stat: true }, {
+  isArray: isArray
+});

node_modules/core-js/modules/es.array.iterator.js

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+'use strict';
+var toIndexedObject = require('../internals/to-indexed-object');
+var addToUnscopables = require('../internals/add-to-unscopables');
+var Iterators = require('../internals/iterators');
+var InternalStateModule = require('../internals/internal-state');
+var defineIterator = require('../internals/define-iterator');
+
+var ARRAY_ITERATOR = 'Array Iterator';
+var setInternalState = InternalStateModule.set;
+var getInternalState = InternalStateModule.getterFor(ARRAY_ITERATOR);
+
+// `Array.prototype.entries` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.entries
+// `Array.prototype.keys` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.keys
+// `Array.prototype.values` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.values
+// `Array.prototype[@@iterator]` method
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@iterator
+// `CreateArrayIterator` internal method
+// https://tc39.github.io/ecma262/#sec-createarrayiterator
+module.exports = defineIterator(Array, 'Array', function (iterated, kind) {
+  setInternalState(this, {
+    type: ARRAY_ITERATOR,
+    target: toIndexedObject(iterated), // target
+    index: 0,                          // next index
+    kind: kind                         // kind
+  });
+// `%ArrayIteratorPrototype%.next` method
+// https://tc39.github.io/ecma262/#sec-%arrayiteratorprototype%.next
+}, function () {
+  var state = getInternalState(this);
+  var target = state.target;
+  var kind = state.kind;
+  var index = state.index++;
+  if (!target || index >= target.length) {
+    state.target = undefined;
+    return { value: undefined, done: true };
+  }
+  if (kind == 'keys') return { value: index, done: false };
+  if (kind == 'values') return { value: target[index], done: false };
+  return { value: [index, target[index]], done: false };
+}, 'values');
+
+// argumentsList[@@iterator] is %ArrayProto_values%
+// https://tc39.github.io/ecma262/#sec-createunmappedargumentsobject
+// https://tc39.github.io/ecma262/#sec-createmappedargumentsobject
+Iterators.Arguments = Iterators.Array;
+
+// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+addToUnscopables('keys');
+addToUnscopables('values');
+addToUnscopables('entries');

node_modules/core-js/modules/es.array.join.js

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+'use strict';
+var $ = require('../internals/export');
+var IndexedObject = require('../internals/indexed-object');
+var toIndexedObject = require('../internals/to-indexed-object');
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+
+var nativeJoin = [].join;
+
+var ES3_STRINGS = IndexedObject != Object;
+var STRICT_METHOD = arrayMethodIsStrict('join', ',');
+
+// `Array.prototype.join` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.join
+$({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD }, {
+  join: function join(separator) {
+    return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator);
+  }
+});

node_modules/core-js/modules/es.array.last-index-of.js

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+var $ = require('../internals/export');
+var lastIndexOf = require('../internals/array-last-index-of');
+
+// `Array.prototype.lastIndexOf` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof
+$({ target: 'Array', proto: true, forced: lastIndexOf !== [].lastIndexOf }, {
+  lastIndexOf: lastIndexOf
+});

node_modules/core-js/modules/es.array.map.js

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+'use strict';
+var $ = require('../internals/export');
+var $map = require('../internals/array-iteration').map;
+var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('map');
+// FF49- issue
+var USES_TO_LENGTH = arrayMethodUsesToLength('map');
+
+// `Array.prototype.map` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.map
+// with adding support of @@species
+$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
+  map: function map(callbackfn /* , thisArg */) {
+    return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.of.js

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+'use strict';
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var createProperty = require('../internals/create-property');
+
+var ISNT_GENERIC = fails(function () {
+  function F() { /* empty */ }
+  return !(Array.of.call(F) instanceof F);
+});
+
+// `Array.of` method
+// https://tc39.github.io/ecma262/#sec-array.of
+// WebKit Array.of isn't generic
+$({ target: 'Array', stat: true, forced: ISNT_GENERIC }, {
+  of: function of(/* ...args */) {
+    var index = 0;
+    var argumentsLength = arguments.length;
+    var result = new (typeof this == 'function' ? this : Array)(argumentsLength);
+    while (argumentsLength > index) createProperty(result, index, arguments[index++]);
+    result.length = argumentsLength;
+    return result;
+  }
+});

node_modules/core-js/modules/es.array.reduce-right.js

@@ -0,0 +1,16 @@
+'use strict';
+var $ = require('../internals/export');
+var $reduceRight = require('../internals/array-reduce').right;
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var STRICT_METHOD = arrayMethodIsStrict('reduceRight');
+var USES_TO_LENGTH = arrayMethodUsesToLength('reduceRight', { 1: 0 });
+
+// `Array.prototype.reduceRight` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.reduceright
+$({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
+  reduceRight: function reduceRight(callbackfn /* , initialValue */) {
+    return $reduceRight(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.reduce.js

@@ -0,0 +1,16 @@
+'use strict';
+var $ = require('../internals/export');
+var $reduce = require('../internals/array-reduce').left;
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var STRICT_METHOD = arrayMethodIsStrict('reduce');
+var USES_TO_LENGTH = arrayMethodUsesToLength('reduce', { 1: 0 });
+
+// `Array.prototype.reduce` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.reduce
+$({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
+  reduce: function reduce(callbackfn /* , initialValue */) {
+    return $reduce(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.reverse.js

@@ -0,0 +1,18 @@
+'use strict';
+var $ = require('../internals/export');
+var isArray = require('../internals/is-array');
+
+var nativeReverse = [].reverse;
+var test = [1, 2];
+
+// `Array.prototype.reverse` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.reverse
+// fix for Safari 12.0 bug
+// https://bugs.webkit.org/show_bug.cgi?id=188794
+$({ target: 'Array', proto: true, forced: String(test) === String(test.reverse()) }, {
+  reverse: function reverse() {
+    // eslint-disable-next-line no-self-assign
+    if (isArray(this)) this.length = this.length;
+    return nativeReverse.call(this);
+  }
+});

node_modules/core-js/modules/es.array.slice.js

@@ -0,0 +1,49 @@
+'use strict';
+var $ = require('../internals/export');
+var isObject = require('../internals/is-object');
+var isArray = require('../internals/is-array');
+var toAbsoluteIndex = require('../internals/to-absolute-index');
+var toLength = require('../internals/to-length');
+var toIndexedObject = require('../internals/to-indexed-object');
+var createProperty = require('../internals/create-property');
+var wellKnownSymbol = require('../internals/well-known-symbol');
+var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('slice');
+var USES_TO_LENGTH = arrayMethodUsesToLength('slice', { ACCESSORS: true, 0: 0, 1: 2 });
+
+var SPECIES = wellKnownSymbol('species');
+var nativeSlice = [].slice;
+var max = Math.max;
+
+// `Array.prototype.slice` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.slice
+// fallback for not array-like ES3 strings and DOM objects
+$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
+  slice: function slice(start, end) {
+    var O = toIndexedObject(this);
+    var length = toLength(O.length);
+    var k = toAbsoluteIndex(start, length);
+    var fin = toAbsoluteIndex(end === undefined ? length : end, length);
+    // inline `ArraySpeciesCreate` for usage native `Array#slice` where it's possible
+    var Constructor, result, n;
+    if (isArray(O)) {
+      Constructor = O.constructor;
+      // cross-realm fallback
+      if (typeof Constructor == 'function' && (Constructor === Array || isArray(Constructor.prototype))) {
+        Constructor = undefined;
+      } else if (isObject(Constructor)) {
+        Constructor = Constructor[SPECIES];
+        if (Constructor === null) Constructor = undefined;
+      }
+      if (Constructor === Array || Constructor === undefined) {
+        return nativeSlice.call(O, k, fin);
+      }
+    }
+    result = new (Constructor === undefined ? Array : Constructor)(max(fin - k, 0));
+    for (n = 0; k < fin; k++, n++) if (k in O) createProperty(result, n, O[k]);
+    result.length = n;
+    return result;
+  }
+});

node_modules/core-js/modules/es.array.some.js

@@ -0,0 +1,16 @@
+'use strict';
+var $ = require('../internals/export');
+var $some = require('../internals/array-iteration').some;
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var STRICT_METHOD = arrayMethodIsStrict('some');
+var USES_TO_LENGTH = arrayMethodUsesToLength('some');
+
+// `Array.prototype.some` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.some
+$({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
+  some: function some(callbackfn /* , thisArg */) {
+    return $some(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+  }
+});

node_modules/core-js/modules/es.array.sort.js

@@ -0,0 +1,32 @@
+'use strict';
+var $ = require('../internals/export');
+var aFunction = require('../internals/a-function');
+var toObject = require('../internals/to-object');
+var fails = require('../internals/fails');
+var arrayMethodIsStrict = require('../internals/array-method-is-strict');
+
+var test = [];
+var nativeSort = test.sort;
+
+// IE8-
+var FAILS_ON_UNDEFINED = fails(function () {
+  test.sort(undefined);
+});
+// V8 bug
+var FAILS_ON_NULL = fails(function () {
+  test.sort(null);
+});
+// Old WebKit
+var STRICT_METHOD = arrayMethodIsStrict('sort');
+
+var FORCED = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || !STRICT_METHOD;
+
+// `Array.prototype.sort` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.sort
+$({ target: 'Array', proto: true, forced: FORCED }, {
+  sort: function sort(comparefn) {
+    return comparefn === undefined
+      ? nativeSort.call(toObject(this))
+      : nativeSort.call(toObject(this), aFunction(comparefn));
+  }
+});

node_modules/core-js/modules/es.array.species.js

@@ -0,0 +1,5 @@
+var setSpecies = require('../internals/set-species');
+
+// `Array[@@species]` getter
+// https://tc39.github.io/ecma262/#sec-get-array-@@species
+setSpecies('Array');

node_modules/core-js/modules/es.array.splice.js

@@ -0,0 +1,70 @@
+'use strict';
+var $ = require('../internals/export');
+var toAbsoluteIndex = require('../internals/to-absolute-index');
+var toInteger = require('../internals/to-integer');
+var toLength = require('../internals/to-length');
+var toObject = require('../internals/to-object');
+var arraySpeciesCreate = require('../internals/array-species-create');
+var createProperty = require('../internals/create-property');
+var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
+var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
+
+var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('splice');
+var USES_TO_LENGTH = arrayMethodUsesToLength('splice', { ACCESSORS: true, 0: 0, 1: 2 });
+
+var max = Math.max;
+var min = Math.min;
+var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
+var MAXIMUM_ALLOWED_LENGTH_EXCEEDED = 'Maximum allowed length exceeded';
+
+// `Array.prototype.splice` method
+// https://tc39.github.io/ecma262/#sec-array.prototype.splice
+// with adding support of @@species
+$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
+  splice: function splice(start, deleteCount /* , ...items */) {
+    var O = toObject(this);
+    var len = toLength(O.length);
+    var actualStart = toAbsoluteIndex(start, len);
+    var argumentsLength = arguments.length;
+    var insertCount, actualDeleteCount, A, k, from, to;
+    if (argumentsLength === 0) {
+      insertCount = actualDeleteCount = 0;
+    } else if (argumentsLength === 1) {
+      insertCount = 0;
+      actualDeleteCount = len - actualStart;
+    } else {
+      insertCount = argumentsLength - 2;
+      actualDeleteCount = min(max(toInteger(deleteCount), 0), len - actualStart);
+    }
+    if (len + insertCount - actualDeleteCount > MAX_SAFE_INTEGER) {
+      throw TypeError(MAXIMUM_ALLOWED_LENGTH_EXCEEDED);
+    }
+    A = arraySpeciesCreate(O, actualDeleteCount);
+    for (k = 0; k < actualDeleteCount; k++) {
+      from = actualStart + k;
+      if (from in O) createProperty(A, k, O[from]);
+    }
+    A.length = actualDeleteCount;
+    if (insertCount < actualDeleteCount) {
+      for (k = actualStart; k < len - actualDeleteCount; k++) {
+        from = k + actualDeleteCount;
+        to = k + insertCount;
+        if (from in O) O[to] = O[from];
+        else delete O[to];
+      }
+      for (k = len; k > len - actualDeleteCount + insertCount; k--) delete O[k - 1];
+    } else if (insertCount > actualDeleteCount) {
+      for (k = len - actualDeleteCount; k > actualStart; k--) {
+        from = k + actualDeleteCount - 1;
+        to = k + insertCount - 1;
+        if (from in O) O[to] = O[from];
+        else delete O[to];
+      }
+    }
+    for (k = 0; k < insertCount; k++) {
+      O[k + actualStart] = arguments[k + 2];
+    }
+    O.length = len - actualDeleteCount + insertCount;
+    return A;
+  }
+});

node_modules/core-js/modules/es.array.unscopables.flat-map.js

@@ -0,0 +1,5 @@
+// this method was added to unscopables after implementation
+// in popular engines, so it's moved to a separate module
+var addToUnscopables = require('../internals/add-to-unscopables');
+
+addToUnscopables('flatMap');

node_modules/core-js/modules/es.array.unscopables.flat.js

@@ -0,0 +1,5 @@
+// this method was added to unscopables after implementation
+// in popular engines, so it's moved to a separate module
+var addToUnscopables = require('../internals/add-to-unscopables');
+
+addToUnscopables('flat');

node_modules/core-js/modules/es.data-view.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+var ArrayBufferModule = require('../internals/array-buffer');
+var NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-native');
+
+// `DataView` constructor
+// https://tc39.github.io/ecma262/#sec-dataview-constructor
+$({ global: true, forced: !NATIVE_ARRAY_BUFFER }, {
+  DataView: ArrayBufferModule.DataView
+});

node_modules/core-js/modules/es.date.now.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+
+// `Date.now` method
+// https://tc39.github.io/ecma262/#sec-date.now
+$({ target: 'Date', stat: true }, {
+  now: function now() {
+    return new Date().getTime();
+  }
+});

node_modules/core-js/modules/es.date.to-iso-string.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+var toISOString = require('../internals/date-to-iso-string');
+
+// `Date.prototype.toISOString` method
+// https://tc39.github.io/ecma262/#sec-date.prototype.toisostring
+// PhantomJS / old WebKit has a broken implementations
+$({ target: 'Date', proto: true, forced: Date.prototype.toISOString !== toISOString }, {
+  toISOString: toISOString
+});

node_modules/core-js/modules/es.date.to-json.js

@@ -0,0 +1,21 @@
+'use strict';
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var toObject = require('../internals/to-object');
+var toPrimitive = require('../internals/to-primitive');
+
+var FORCED = fails(function () {
+  return new Date(NaN).toJSON() !== null
+    || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
+});
+
+// `Date.prototype.toJSON` method
+// https://tc39.github.io/ecma262/#sec-date.prototype.tojson
+$({ target: 'Date', proto: true, forced: FORCED }, {
+  // eslint-disable-next-line no-unused-vars
+  toJSON: function toJSON(key) {
+    var O = toObject(this);
+    var pv = toPrimitive(O);
+    return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
+  }
+});

node_modules/core-js/modules/es.date.to-primitive.js

@@ -0,0 +1,12 @@
+var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
+var dateToPrimitive = require('../internals/date-to-primitive');
+var wellKnownSymbol = require('../internals/well-known-symbol');
+
+var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
+var DatePrototype = Date.prototype;
+
+// `Date.prototype[@@toPrimitive]` method
+// https://tc39.github.io/ecma262/#sec-date.prototype-@@toprimitive
+if (!(TO_PRIMITIVE in DatePrototype)) {
+  createNonEnumerableProperty(DatePrototype, TO_PRIMITIVE, dateToPrimitive);
+}

node_modules/core-js/modules/es.date.to-string.js

@@ -0,0 +1,17 @@
+var redefine = require('../internals/redefine');
+
+var DatePrototype = Date.prototype;
+var INVALID_DATE = 'Invalid Date';
+var TO_STRING = 'toString';
+var nativeDateToString = DatePrototype[TO_STRING];
+var getTime = DatePrototype.getTime;
+
+// `Date.prototype.toString` method
+// https://tc39.github.io/ecma262/#sec-date.prototype.tostring
+if (new Date(NaN) + '' != INVALID_DATE) {
+  redefine(DatePrototype, TO_STRING, function toString() {
+    var value = getTime.call(this);
+    // eslint-disable-next-line no-self-compare
+    return value === value ? nativeDateToString.call(this) : INVALID_DATE;
+  });
+}

node_modules/core-js/modules/es.function.bind.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var bind = require('../internals/function-bind');
+
+// `Function.prototype.bind` method
+// https://tc39.github.io/ecma262/#sec-function.prototype.bind
+$({ target: 'Function', proto: true }, {
+  bind: bind
+});

node_modules/core-js/modules/es.function.has-instance.js

@@ -0,0 +1,20 @@
+'use strict';
+var isObject = require('../internals/is-object');
+var definePropertyModule = require('../internals/object-define-property');
+var getPrototypeOf = require('../internals/object-get-prototype-of');
+var wellKnownSymbol = require('../internals/well-known-symbol');
+
+var HAS_INSTANCE = wellKnownSymbol('hasInstance');
+var FunctionPrototype = Function.prototype;
+
+// `Function.prototype[@@hasInstance]` method
+// https://tc39.github.io/ecma262/#sec-function.prototype-@@hasinstance
+if (!(HAS_INSTANCE in FunctionPrototype)) {
+  definePropertyModule.f(FunctionPrototype, HAS_INSTANCE, { value: function (O) {
+    if (typeof this != 'function' || !isObject(O)) return false;
+    if (!isObject(this.prototype)) return O instanceof this;
+    // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this:
+    while (O = getPrototypeOf(O)) if (this.prototype === O) return true;
+    return false;
+  } });
+}

node_modules/core-js/modules/es.function.name.js

@@ -0,0 +1,22 @@
+var DESCRIPTORS = require('../internals/descriptors');
+var defineProperty = require('../internals/object-define-property').f;
+
+var FunctionPrototype = Function.prototype;
+var FunctionPrototypeToString = FunctionPrototype.toString;
+var nameRE = /^\s*function ([^ (]*)/;
+var NAME = 'name';
+
+// Function instances `.name` property
+// https://tc39.github.io/ecma262/#sec-function-instances-name
+if (DESCRIPTORS && !(NAME in FunctionPrototype)) {
+  defineProperty(FunctionPrototype, NAME, {
+    configurable: true,
+    get: function () {
+      try {
+        return FunctionPrototypeToString.call(this).match(nameRE)[1];
+      } catch (error) {
+        return '';
+      }
+    }
+  });
+}

node_modules/core-js/modules/es.global-this.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var global = require('../internals/global');
+
+// `globalThis` object
+// https://github.com/tc39/proposal-global
+$({ global: true }, {
+  globalThis: global
+});

node_modules/core-js/modules/es.json.stringify.js

@@ -0,0 +1,32 @@
+var $ = require('../internals/export');
+var getBuiltIn = require('../internals/get-built-in');
+var fails = require('../internals/fails');
+
+var $stringify = getBuiltIn('JSON', 'stringify');
+var re = /[\uD800-\uDFFF]/g;
+var low = /^[\uD800-\uDBFF]$/;
+var hi = /^[\uDC00-\uDFFF]$/;
+
+var fix = function (match, offset, string) {
+  var prev = string.charAt(offset - 1);
+  var next = string.charAt(offset + 1);
+  if ((low.test(match) && !hi.test(next)) || (hi.test(match) && !low.test(prev))) {
+    return '\\u' + match.charCodeAt(0).toString(16);
+  } return match;
+};
+
+var FORCED = fails(function () {
+  return $stringify('\uDF06\uD834') !== '"\\udf06\\ud834"'
+    || $stringify('\uDEAD') !== '"\\udead"';
+});
+
+if ($stringify) {
+  // https://github.com/tc39/proposal-well-formed-stringify
+  $({ target: 'JSON', stat: true, forced: FORCED }, {
+    // eslint-disable-next-line no-unused-vars
+    stringify: function stringify(it, replacer, space) {
+      var result = $stringify.apply(null, arguments);
+      return typeof result == 'string' ? result.replace(re, fix) : result;
+    }
+  });
+}

node_modules/core-js/modules/es.json.to-string-tag.js

@@ -0,0 +1,6 @@
+var global = require('../internals/global');
+var setToStringTag = require('../internals/set-to-string-tag');
+
+// JSON[@@toStringTag] property
+// https://tc39.github.io/ecma262/#sec-json-@@tostringtag
+setToStringTag(global.JSON, 'JSON', true);

node_modules/core-js/modules/es.map.js

@@ -0,0 +1,9 @@
+'use strict';
+var collection = require('../internals/collection');
+var collectionStrong = require('../internals/collection-strong');
+
+// `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.math.acosh.js

@@ -0,0 +1,23 @@
+var $ = require('../internals/export');
+var log1p = require('../internals/math-log1p');
+
+var nativeAcosh = Math.acosh;
+var log = Math.log;
+var sqrt = Math.sqrt;
+var LN2 = Math.LN2;
+
+var FORCED = !nativeAcosh
+  // V8 bug: https://code.google.com/p/v8/issues/detail?id=3509
+  || Math.floor(nativeAcosh(Number.MAX_VALUE)) != 710
+  // Tor Browser bug: Math.acosh(Infinity) -> NaN
+  || nativeAcosh(Infinity) != Infinity;
+
+// `Math.acosh` method
+// https://tc39.github.io/ecma262/#sec-math.acosh
+$({ target: 'Math', stat: true, forced: FORCED }, {
+  acosh: function acosh(x) {
+    return (x = +x) < 1 ? NaN : x > 94906265.62425156
+      ? log(x) + LN2
+      : log1p(x - 1 + sqrt(x - 1) * sqrt(x + 1));
+  }
+});

node_modules/core-js/modules/es.math.asinh.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+
+var nativeAsinh = Math.asinh;
+var log = Math.log;
+var sqrt = Math.sqrt;
+
+function asinh(x) {
+  return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : log(x + sqrt(x * x + 1));
+}
+
+// `Math.asinh` method
+// https://tc39.github.io/ecma262/#sec-math.asinh
+// Tor Browser bug: Math.asinh(0) -> -0
+$({ target: 'Math', stat: true, forced: !(nativeAsinh && 1 / nativeAsinh(0) > 0) }, {
+  asinh: asinh
+});

node_modules/core-js/modules/es.math.atanh.js

@@ -0,0 +1,13 @@
+var $ = require('../internals/export');
+
+var nativeAtanh = Math.atanh;
+var log = Math.log;
+
+// `Math.atanh` method
+// https://tc39.github.io/ecma262/#sec-math.atanh
+// Tor Browser bug: Math.atanh(-0) -> 0
+$({ target: 'Math', stat: true, forced: !(nativeAtanh && 1 / nativeAtanh(-0) < 0) }, {
+  atanh: function atanh(x) {
+    return (x = +x) == 0 ? x : log((1 + x) / (1 - x)) / 2;
+  }
+});

node_modules/core-js/modules/es.math.cbrt.js

@@ -0,0 +1,13 @@
+var $ = require('../internals/export');
+var sign = require('../internals/math-sign');
+
+var abs = Math.abs;
+var pow = Math.pow;
+
+// `Math.cbrt` method
+// https://tc39.github.io/ecma262/#sec-math.cbrt
+$({ target: 'Math', stat: true }, {
+  cbrt: function cbrt(x) {
+    return sign(x = +x) * pow(abs(x), 1 / 3);
+  }
+});

node_modules/core-js/modules/es.math.clz32.js

@@ -0,0 +1,13 @@
+var $ = require('../internals/export');
+
+var floor = Math.floor;
+var log = Math.log;
+var LOG2E = Math.LOG2E;
+
+// `Math.clz32` method
+// https://tc39.github.io/ecma262/#sec-math.clz32
+$({ target: 'Math', stat: true }, {
+  clz32: function clz32(x) {
+    return (x >>>= 0) ? 31 - floor(log(x + 0.5) * LOG2E) : 32;
+  }
+});

node_modules/core-js/modules/es.math.cosh.js

@@ -0,0 +1,15 @@
+var $ = require('../internals/export');
+var expm1 = require('../internals/math-expm1');
+
+var nativeCosh = Math.cosh;
+var abs = Math.abs;
+var E = Math.E;
+
+// `Math.cosh` method
+// https://tc39.github.io/ecma262/#sec-math.cosh
+$({ target: 'Math', stat: true, forced: !nativeCosh || nativeCosh(710) === Infinity }, {
+  cosh: function cosh(x) {
+    var t = expm1(abs(x) - 1) + 1;
+    return (t + 1 / (t * E * E)) * (E / 2);
+  }
+});

node_modules/core-js/modules/es.math.expm1.js

@@ -0,0 +1,6 @@
+var $ = require('../internals/export');
+var expm1 = require('../internals/math-expm1');
+
+// `Math.expm1` method
+// https://tc39.github.io/ecma262/#sec-math.expm1
+$({ target: 'Math', stat: true, forced: expm1 != Math.expm1 }, { expm1: expm1 });

node_modules/core-js/modules/es.math.fround.js

@@ -0,0 +1,6 @@
+var $ = require('../internals/export');
+var fround = require('../internals/math-fround');
+
+// `Math.fround` method
+// https://tc39.github.io/ecma262/#sec-math.fround
+$({ target: 'Math', stat: true }, { fround: fround });

node_modules/core-js/modules/es.math.hypot.js

@@ -0,0 +1,33 @@
+var $ = require('../internals/export');
+
+var $hypot = Math.hypot;
+var abs = Math.abs;
+var sqrt = Math.sqrt;
+
+// Chrome 77 bug
+// https://bugs.chromium.org/p/v8/issues/detail?id=9546
+var BUGGY = !!$hypot && $hypot(Infinity, NaN) !== Infinity;
+
+// `Math.hypot` method
+// https://tc39.github.io/ecma262/#sec-math.hypot
+$({ target: 'Math', stat: true, forced: BUGGY }, {
+  hypot: function hypot(value1, value2) { // eslint-disable-line no-unused-vars
+    var sum = 0;
+    var i = 0;
+    var aLen = arguments.length;
+    var larg = 0;
+    var arg, div;
+    while (i < aLen) {
+      arg = abs(arguments[i++]);
+      if (larg < arg) {
+        div = larg / arg;
+        sum = sum * div * div + 1;
+        larg = arg;
+      } else if (arg > 0) {
+        div = arg / larg;
+        sum += div * div;
+      } else sum += arg;
+    }
+    return larg === Infinity ? Infinity : larg * sqrt(sum);
+  }
+});

node_modules/core-js/modules/es.math.imul.js

@@ -0,0 +1,22 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+
+var nativeImul = Math.imul;
+
+var FORCED = fails(function () {
+  return nativeImul(0xFFFFFFFF, 5) != -5 || nativeImul.length != 2;
+});
+
+// `Math.imul` method
+// https://tc39.github.io/ecma262/#sec-math.imul
+// some WebKit versions fails with big numbers, some has wrong arity
+$({ target: 'Math', stat: true, forced: FORCED }, {
+  imul: function imul(x, y) {
+    var UINT16 = 0xFFFF;
+    var xn = +x;
+    var yn = +y;
+    var xl = UINT16 & xn;
+    var yl = UINT16 & yn;
+    return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);
+  }
+});

node_modules/core-js/modules/es.math.log10.js

@@ -0,0 +1,12 @@
+var $ = require('../internals/export');
+
+var log = Math.log;
+var LOG10E = Math.LOG10E;
+
+// `Math.log10` method
+// https://tc39.github.io/ecma262/#sec-math.log10
+$({ target: 'Math', stat: true }, {
+  log10: function log10(x) {
+    return log(x) * LOG10E;
+  }
+});

node_modules/core-js/modules/es.math.log1p.js

@@ -0,0 +1,6 @@
+var $ = require('../internals/export');
+var log1p = require('../internals/math-log1p');
+
+// `Math.log1p` method
+// https://tc39.github.io/ecma262/#sec-math.log1p
+$({ target: 'Math', stat: true }, { log1p: log1p });

node_modules/core-js/modules/es.math.log2.js

@@ -0,0 +1,12 @@
+var $ = require('../internals/export');
+
+var log = Math.log;
+var LN2 = Math.LN2;
+
+// `Math.log2` method
+// https://tc39.github.io/ecma262/#sec-math.log2
+$({ target: 'Math', stat: true }, {
+  log2: function log2(x) {
+    return log(x) / LN2;
+  }
+});

node_modules/core-js/modules/es.math.sign.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var sign = require('../internals/math-sign');
+
+// `Math.sign` method
+// https://tc39.github.io/ecma262/#sec-math.sign
+$({ target: 'Math', stat: true }, {
+  sign: sign
+});

node_modules/core-js/modules/es.math.sinh.js

@@ -0,0 +1,20 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var expm1 = require('../internals/math-expm1');
+
+var abs = Math.abs;
+var exp = Math.exp;
+var E = Math.E;
+
+var FORCED = fails(function () {
+  return Math.sinh(-2e-17) != -2e-17;
+});
+
+// `Math.sinh` method
+// https://tc39.github.io/ecma262/#sec-math.sinh
+// V8 near Chromium 38 has a problem with very small numbers
+$({ target: 'Math', stat: true, forced: FORCED }, {
+  sinh: function sinh(x) {
+    return abs(x = +x) < 1 ? (expm1(x) - expm1(-x)) / 2 : (exp(x - 1) - exp(-x - 1)) * (E / 2);
+  }
+});

node_modules/core-js/modules/es.math.tanh.js

@@ -0,0 +1,14 @@
+var $ = require('../internals/export');
+var expm1 = require('../internals/math-expm1');
+
+var exp = Math.exp;
+
+// `Math.tanh` method
+// https://tc39.github.io/ecma262/#sec-math.tanh
+$({ target: 'Math', stat: true }, {
+  tanh: function tanh(x) {
+    var a = expm1(x = +x);
+    var b = expm1(-x);
+    return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));
+  }
+});

node_modules/core-js/modules/es.math.to-string-tag.js

@@ -0,0 +1,5 @@
+var setToStringTag = require('../internals/set-to-string-tag');
+
+// Math[@@toStringTag] property
+// https://tc39.github.io/ecma262/#sec-math-@@tostringtag
+setToStringTag(Math, 'Math', true);

node_modules/core-js/modules/es.math.trunc.js

@@ -0,0 +1,12 @@
+var $ = require('../internals/export');
+
+var ceil = Math.ceil;
+var floor = Math.floor;
+
+// `Math.trunc` method
+// https://tc39.github.io/ecma262/#sec-math.trunc
+$({ target: 'Math', stat: true }, {
+  trunc: function trunc(it) {
+    return (it > 0 ? floor : ceil)(it);
+  }
+});

node_modules/core-js/modules/es.number.constructor.js

@@ -0,0 +1,78 @@
+'use strict';
+var DESCRIPTORS = require('../internals/descriptors');
+var global = require('../internals/global');
+var isForced = require('../internals/is-forced');
+var redefine = require('../internals/redefine');
+var has = require('../internals/has');
+var classof = require('../internals/classof-raw');
+var inheritIfRequired = require('../internals/inherit-if-required');
+var toPrimitive = require('../internals/to-primitive');
+var fails = require('../internals/fails');
+var create = require('../internals/object-create');
+var getOwnPropertyNames = require('../internals/object-get-own-property-names').f;
+var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
+var defineProperty = require('../internals/object-define-property').f;
+var trim = require('../internals/string-trim').trim;
+
+var NUMBER = 'Number';
+var NativeNumber = global[NUMBER];
+var NumberPrototype = NativeNumber.prototype;
+
+// Opera ~12 has broken Object#toString
+var BROKEN_CLASSOF = classof(create(NumberPrototype)) == NUMBER;
+
+// `ToNumber` abstract operation
+// https://tc39.github.io/ecma262/#sec-tonumber
+var toNumber = function (argument) {
+  var it = toPrimitive(argument, false);
+  var first, third, radix, maxCode, digits, length, index, code;
+  if (typeof it == 'string' && it.length > 2) {
+    it = trim(it);
+    first = it.charCodeAt(0);
+    if (first === 43 || first === 45) {
+      third = it.charCodeAt(2);
+      if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix
+    } else if (first === 48) {
+      switch (it.charCodeAt(1)) {
+        case 66: case 98: radix = 2; maxCode = 49; break; // fast equal of /^0b[01]+$/i
+        case 79: case 111: radix = 8; maxCode = 55; break; // fast equal of /^0o[0-7]+$/i
+        default: return +it;
+      }
+      digits = it.slice(2);
+      length = digits.length;
+      for (index = 0; index < length; index++) {
+        code = digits.charCodeAt(index);
+        // parseInt parses a string to a first unavailable symbol
+        // but ToNumber should return NaN if a string contains unavailable symbols
+        if (code < 48 || code > maxCode) return NaN;
+      } return parseInt(digits, radix);
+    }
+  } return +it;
+};
+
+// `Number` constructor
+// https://tc39.github.io/ecma262/#sec-number-constructor
+if (isForced(NUMBER, !NativeNumber(' 0o1') || !NativeNumber('0b1') || NativeNumber('+0x1'))) {
+  var NumberWrapper = function Number(value) {
+    var it = arguments.length < 1 ? 0 : value;
+    var dummy = this;
+    return dummy instanceof NumberWrapper
+      // check on 1..constructor(foo) case
+      && (BROKEN_CLASSOF ? fails(function () { NumberPrototype.valueOf.call(dummy); }) : classof(dummy) != NUMBER)
+        ? inheritIfRequired(new NativeNumber(toNumber(it)), dummy, NumberWrapper) : toNumber(it);
+  };
+  for (var keys = DESCRIPTORS ? getOwnPropertyNames(NativeNumber) : (
+    // ES3:
+    'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
+    // ES2015 (in case, if modules with ES2015 Number statics required before):
+    'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +
+    'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'
+  ).split(','), j = 0, key; keys.length > j; j++) {
+    if (has(NativeNumber, key = keys[j]) && !has(NumberWrapper, key)) {
+      defineProperty(NumberWrapper, key, getOwnPropertyDescriptor(NativeNumber, key));
+    }
+  }
+  NumberWrapper.prototype = NumberPrototype;
+  NumberPrototype.constructor = NumberWrapper;
+  redefine(global, NUMBER, NumberWrapper);
+}

node_modules/core-js/modules/es.number.epsilon.js

@@ -0,0 +1,7 @@
+var $ = require('../internals/export');
+
+// `Number.EPSILON` constant
+// https://tc39.github.io/ecma262/#sec-number.epsilon
+$({ target: 'Number', stat: true }, {
+  EPSILON: Math.pow(2, -52)
+});

node_modules/core-js/modules/es.number.is-finite.js

@@ -0,0 +1,6 @@
+var $ = require('../internals/export');
+var numberIsFinite = require('../internals/number-is-finite');
+
+// `Number.isFinite` method
+// https://tc39.github.io/ecma262/#sec-number.isfinite
+$({ target: 'Number', stat: true }, { isFinite: numberIsFinite });

node_modules/core-js/modules/es.number.is-integer.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var isInteger = require('../internals/is-integer');
+
+// `Number.isInteger` method
+// https://tc39.github.io/ecma262/#sec-number.isinteger
+$({ target: 'Number', stat: true }, {
+  isInteger: isInteger
+});

node_modules/core-js/modules/es.number.is-nan.js

@@ -0,0 +1,10 @@
+var $ = require('../internals/export');
+
+// `Number.isNaN` method
+// https://tc39.github.io/ecma262/#sec-number.isnan
+$({ target: 'Number', stat: true }, {
+  isNaN: function isNaN(number) {
+    // eslint-disable-next-line no-self-compare
+    return number != number;
+  }
+});

node_modules/core-js/modules/es.number.is-safe-integer.js

@@ -0,0 +1,12 @@
+var $ = require('../internals/export');
+var isInteger = require('../internals/is-integer');
+
+var abs = Math.abs;
+
+// `Number.isSafeInteger` method
+// https://tc39.github.io/ecma262/#sec-number.issafeinteger
+$({ target: 'Number', stat: true }, {
+  isSafeInteger: function isSafeInteger(number) {
+    return isInteger(number) && abs(number) <= 0x1FFFFFFFFFFFFF;
+  }
+});

node_modules/core-js/modules/es.number.max-safe-integer.js

@@ -0,0 +1,7 @@
+var $ = require('../internals/export');
+
+// `Number.MAX_SAFE_INTEGER` constant
+// https://tc39.github.io/ecma262/#sec-number.max_safe_integer
+$({ target: 'Number', stat: true }, {
+  MAX_SAFE_INTEGER: 0x1FFFFFFFFFFFFF
+});

node_modules/core-js/modules/es.number.min-safe-integer.js

@@ -0,0 +1,7 @@
+var $ = require('../internals/export');
+
+// `Number.MIN_SAFE_INTEGER` constant
+// https://tc39.github.io/ecma262/#sec-number.min_safe_integer
+$({ target: 'Number', stat: true }, {
+  MIN_SAFE_INTEGER: -0x1FFFFFFFFFFFFF
+});

node_modules/core-js/modules/es.number.parse-float.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var parseFloat = require('../internals/number-parse-float');
+
+// `Number.parseFloat` method
+// https://tc39.github.io/ecma262/#sec-number.parseFloat
+$({ target: 'Number', stat: true, forced: Number.parseFloat != parseFloat }, {
+  parseFloat: parseFloat
+});

node_modules/core-js/modules/es.number.parse-int.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var parseInt = require('../internals/number-parse-int');
+
+// `Number.parseInt` method
+// https://tc39.github.io/ecma262/#sec-number.parseint
+$({ target: 'Number', stat: true, forced: Number.parseInt != parseInt }, {
+  parseInt: parseInt
+});

node_modules/core-js/modules/es.number.to-fixed.js

@@ -0,0 +1,126 @@
+'use strict';
+var $ = require('../internals/export');
+var toInteger = require('../internals/to-integer');
+var thisNumberValue = require('../internals/this-number-value');
+var repeat = require('../internals/string-repeat');
+var fails = require('../internals/fails');
+
+var nativeToFixed = 1.0.toFixed;
+var floor = Math.floor;
+
+var pow = function (x, n, acc) {
+  return n === 0 ? acc : n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc);
+};
+
+var log = function (x) {
+  var n = 0;
+  var x2 = x;
+  while (x2 >= 4096) {
+    n += 12;
+    x2 /= 4096;
+  }
+  while (x2 >= 2) {
+    n += 1;
+    x2 /= 2;
+  } return n;
+};
+
+var FORCED = nativeToFixed && (
+  0.00008.toFixed(3) !== '0.000' ||
+  0.9.toFixed(0) !== '1' ||
+  1.255.toFixed(2) !== '1.25' ||
+  1000000000000000128.0.toFixed(0) !== '1000000000000000128'
+) || !fails(function () {
+  // V8 ~ Android 4.3-
+  nativeToFixed.call({});
+});
+
+// `Number.prototype.toFixed` method
+// https://tc39.github.io/ecma262/#sec-number.prototype.tofixed
+$({ target: 'Number', proto: true, forced: FORCED }, {
+  // eslint-disable-next-line max-statements
+  toFixed: function toFixed(fractionDigits) {
+    var number = thisNumberValue(this);
+    var fractDigits = toInteger(fractionDigits);
+    var data = [0, 0, 0, 0, 0, 0];
+    var sign = '';
+    var result = '0';
+    var e, z, j, k;
+
+    var multiply = function (n, c) {
+      var index = -1;
+      var c2 = c;
+      while (++index < 6) {
+        c2 += n * data[index];
+        data[index] = c2 % 1e7;
+        c2 = floor(c2 / 1e7);
+      }
+    };
+
+    var divide = function (n) {
+      var index = 6;
+      var c = 0;
+      while (--index >= 0) {
+        c += data[index];
+        data[index] = floor(c / n);
+        c = (c % n) * 1e7;
+      }
+    };
+
+    var dataToString = function () {
+      var index = 6;
+      var s = '';
+      while (--index >= 0) {
+        if (s !== '' || index === 0 || data[index] !== 0) {
+          var t = String(data[index]);
+          s = s === '' ? t : s + repeat.call('0', 7 - t.length) + t;
+        }
+      } return s;
+    };
+
+    if (fractDigits < 0 || fractDigits > 20) throw RangeError('Incorrect fraction digits');
+    // eslint-disable-next-line no-self-compare
+    if (number != number) return 'NaN';
+    if (number <= -1e21 || number >= 1e21) return String(number);
+    if (number < 0) {
+      sign = '-';
+      number = -number;
+    }
+    if (number > 1e-21) {
+      e = log(number * pow(2, 69, 1)) - 69;
+      z = e < 0 ? number * pow(2, -e, 1) : number / pow(2, e, 1);
+      z *= 0x10000000000000;
+      e = 52 - e;
+      if (e > 0) {
+        multiply(0, z);
+        j = fractDigits;
+        while (j >= 7) {
+          multiply(1e7, 0);
+          j -= 7;
+        }
+        multiply(pow(10, j, 1), 0);
+        j = e - 1;
+        while (j >= 23) {
+          divide(1 << 23);
+          j -= 23;
+        }
+        divide(1 << j);
+        multiply(1, 1);
+        divide(2);
+        result = dataToString();
+      } else {
+        multiply(0, z);
+        multiply(1 << -e, 0);
+        result = dataToString() + repeat.call('0', fractDigits);
+      }
+    }
+    if (fractDigits > 0) {
+      k = result.length;
+      result = sign + (k <= fractDigits
+        ? '0.' + repeat.call('0', fractDigits - k) + result
+        : result.slice(0, k - fractDigits) + '.' + result.slice(k - fractDigits));
+    } else {
+      result = sign + result;
+    } return result;
+  }
+});

node_modules/core-js/modules/es.number.to-precision.js

@@ -0,0 +1,24 @@
+'use strict';
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var thisNumberValue = require('../internals/this-number-value');
+
+var nativeToPrecision = 1.0.toPrecision;
+
+var FORCED = fails(function () {
+  // IE7-
+  return nativeToPrecision.call(1, undefined) !== '1';
+}) || !fails(function () {
+  // V8 ~ Android 4.3-
+  nativeToPrecision.call({});
+});
+
+// `Number.prototype.toPrecision` method
+// https://tc39.github.io/ecma262/#sec-number.prototype.toprecision
+$({ target: 'Number', proto: true, forced: FORCED }, {
+  toPrecision: function toPrecision(precision) {
+    return precision === undefined
+      ? nativeToPrecision.call(thisNumberValue(this))
+      : nativeToPrecision.call(thisNumberValue(this), precision);
+  }
+});

node_modules/core-js/modules/es.object.assign.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var assign = require('../internals/object-assign');
+
+// `Object.assign` method
+// https://tc39.github.io/ecma262/#sec-object.assign
+$({ target: 'Object', stat: true, forced: Object.assign !== assign }, {
+  assign: assign
+});

node_modules/core-js/modules/es.object.create.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var create = require('../internals/object-create');
+
+// `Object.create` method
+// https://tc39.github.io/ecma262/#sec-object.create
+$({ target: 'Object', stat: true, sham: !DESCRIPTORS }, {
+  create: create
+});

node_modules/core-js/modules/es.object.define-getter.js

@@ -0,0 +1,17 @@
+'use strict';
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var FORCED = require('../internals/object-prototype-accessors-forced');
+var toObject = require('../internals/to-object');
+var aFunction = require('../internals/a-function');
+var definePropertyModule = require('../internals/object-define-property');
+
+// `Object.prototype.__defineGetter__` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.__defineGetter__
+if (DESCRIPTORS) {
+  $({ target: 'Object', proto: true, forced: FORCED }, {
+    __defineGetter__: function __defineGetter__(P, getter) {
+      definePropertyModule.f(toObject(this), P, { get: aFunction(getter), enumerable: true, configurable: true });
+    }
+  });
+}

node_modules/core-js/modules/es.object.define-properties.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var defineProperties = require('../internals/object-define-properties');
+
+// `Object.defineProperties` method
+// https://tc39.github.io/ecma262/#sec-object.defineproperties
+$({ target: 'Object', stat: true, forced: !DESCRIPTORS, sham: !DESCRIPTORS }, {
+  defineProperties: defineProperties
+});

node_modules/core-js/modules/es.object.define-property.js

@@ -0,0 +1,9 @@
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var objectDefinePropertyModile = require('../internals/object-define-property');
+
+// `Object.defineProperty` method
+// https://tc39.github.io/ecma262/#sec-object.defineproperty
+$({ target: 'Object', stat: true, forced: !DESCRIPTORS, sham: !DESCRIPTORS }, {
+  defineProperty: objectDefinePropertyModile.f
+});

node_modules/core-js/modules/es.object.define-setter.js

@@ -0,0 +1,17 @@
+'use strict';
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var FORCED = require('../internals/object-prototype-accessors-forced');
+var toObject = require('../internals/to-object');
+var aFunction = require('../internals/a-function');
+var definePropertyModule = require('../internals/object-define-property');
+
+// `Object.prototype.__defineSetter__` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.__defineSetter__
+if (DESCRIPTORS) {
+  $({ target: 'Object', proto: true, forced: FORCED }, {
+    __defineSetter__: function __defineSetter__(P, setter) {
+      definePropertyModule.f(toObject(this), P, { set: aFunction(setter), enumerable: true, configurable: true });
+    }
+  });
+}

node_modules/core-js/modules/es.object.entries.js

@@ -0,0 +1,10 @@
+var $ = require('../internals/export');
+var $entries = require('../internals/object-to-array').entries;
+
+// `Object.entries` method
+// https://tc39.github.io/ecma262/#sec-object.entries
+$({ target: 'Object', stat: true }, {
+  entries: function entries(O) {
+    return $entries(O);
+  }
+});

node_modules/core-js/modules/es.object.freeze.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+var FREEZING = require('../internals/freezing');
+var fails = require('../internals/fails');
+var isObject = require('../internals/is-object');
+var onFreeze = require('../internals/internal-metadata').onFreeze;
+
+var nativeFreeze = Object.freeze;
+var FAILS_ON_PRIMITIVES = fails(function () { nativeFreeze(1); });
+
+// `Object.freeze` method
+// https://tc39.github.io/ecma262/#sec-object.freeze
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
+  freeze: function freeze(it) {
+    return nativeFreeze && isObject(it) ? nativeFreeze(onFreeze(it)) : it;
+  }
+});

node_modules/core-js/modules/es.object.from-entries.js

@@ -0,0 +1,15 @@
+var $ = require('../internals/export');
+var iterate = require('../internals/iterate');
+var createProperty = require('../internals/create-property');
+
+// `Object.fromEntries` method
+// https://github.com/tc39/proposal-object-from-entries
+$({ target: 'Object', stat: true }, {
+  fromEntries: function fromEntries(iterable) {
+    var obj = {};
+    iterate(iterable, function (k, v) {
+      createProperty(obj, k, v);
+    }, undefined, true);
+    return obj;
+  }
+});

node_modules/core-js/modules/es.object.get-own-property-descriptor.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var toIndexedObject = require('../internals/to-indexed-object');
+var nativeGetOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
+var DESCRIPTORS = require('../internals/descriptors');
+
+var FAILS_ON_PRIMITIVES = fails(function () { nativeGetOwnPropertyDescriptor(1); });
+var FORCED = !DESCRIPTORS || FAILS_ON_PRIMITIVES;
+
+// `Object.getOwnPropertyDescriptor` method
+// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
+$({ target: 'Object', stat: true, forced: FORCED, sham: !DESCRIPTORS }, {
+  getOwnPropertyDescriptor: function getOwnPropertyDescriptor(it, key) {
+    return nativeGetOwnPropertyDescriptor(toIndexedObject(it), key);
+  }
+});

node_modules/core-js/modules/es.object.get-own-property-descriptors.js

@@ -0,0 +1,24 @@
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var ownKeys = require('../internals/own-keys');
+var toIndexedObject = require('../internals/to-indexed-object');
+var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');
+var createProperty = require('../internals/create-property');
+
+// `Object.getOwnPropertyDescriptors` method
+// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptors
+$({ target: 'Object', stat: true, sham: !DESCRIPTORS }, {
+  getOwnPropertyDescriptors: function getOwnPropertyDescriptors(object) {
+    var O = toIndexedObject(object);
+    var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
+    var keys = ownKeys(O);
+    var result = {};
+    var index = 0;
+    var key, descriptor;
+    while (keys.length > index) {
+      descriptor = getOwnPropertyDescriptor(O, key = keys[index++]);
+      if (descriptor !== undefined) createProperty(result, key, descriptor);
+    }
+    return result;
+  }
+});

node_modules/core-js/modules/es.object.get-own-property-names.js

@@ -0,0 +1,11 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var nativeGetOwnPropertyNames = require('../internals/object-get-own-property-names-external').f;
+
+var FAILS_ON_PRIMITIVES = fails(function () { return !Object.getOwnPropertyNames(1); });
+
+// `Object.getOwnPropertyNames` method
+// https://tc39.github.io/ecma262/#sec-object.getownpropertynames
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
+  getOwnPropertyNames: nativeGetOwnPropertyNames
+});

node_modules/core-js/modules/es.object.get-prototype-of.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var toObject = require('../internals/to-object');
+var nativeGetPrototypeOf = require('../internals/object-get-prototype-of');
+var CORRECT_PROTOTYPE_GETTER = require('../internals/correct-prototype-getter');
+
+var FAILS_ON_PRIMITIVES = fails(function () { nativeGetPrototypeOf(1); });
+
+// `Object.getPrototypeOf` method
+// https://tc39.github.io/ecma262/#sec-object.getprototypeof
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !CORRECT_PROTOTYPE_GETTER }, {
+  getPrototypeOf: function getPrototypeOf(it) {
+    return nativeGetPrototypeOf(toObject(it));
+  }
+});
+

node_modules/core-js/modules/es.object.is-extensible.js

@@ -0,0 +1,14 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var isObject = require('../internals/is-object');
+
+var nativeIsExtensible = Object.isExtensible;
+var FAILS_ON_PRIMITIVES = fails(function () { nativeIsExtensible(1); });
+
+// `Object.isExtensible` method
+// https://tc39.github.io/ecma262/#sec-object.isextensible
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
+  isExtensible: function isExtensible(it) {
+    return isObject(it) ? nativeIsExtensible ? nativeIsExtensible(it) : true : false;
+  }
+});

node_modules/core-js/modules/es.object.is-frozen.js

@@ -0,0 +1,14 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var isObject = require('../internals/is-object');
+
+var nativeIsFrozen = Object.isFrozen;
+var FAILS_ON_PRIMITIVES = fails(function () { nativeIsFrozen(1); });
+
+// `Object.isFrozen` method
+// https://tc39.github.io/ecma262/#sec-object.isfrozen
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
+  isFrozen: function isFrozen(it) {
+    return isObject(it) ? nativeIsFrozen ? nativeIsFrozen(it) : false : true;
+  }
+});

node_modules/core-js/modules/es.object.is-sealed.js

@@ -0,0 +1,14 @@
+var $ = require('../internals/export');
+var fails = require('../internals/fails');
+var isObject = require('../internals/is-object');
+
+var nativeIsSealed = Object.isSealed;
+var FAILS_ON_PRIMITIVES = fails(function () { nativeIsSealed(1); });
+
+// `Object.isSealed` method
+// https://tc39.github.io/ecma262/#sec-object.issealed
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
+  isSealed: function isSealed(it) {
+    return isObject(it) ? nativeIsSealed ? nativeIsSealed(it) : false : true;
+  }
+});

node_modules/core-js/modules/es.object.is.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var is = require('../internals/same-value');
+
+// `Object.is` method
+// https://tc39.github.io/ecma262/#sec-object.is
+$({ target: 'Object', stat: true }, {
+  is: is
+});

node_modules/core-js/modules/es.object.keys.js

@@ -0,0 +1,14 @@
+var $ = require('../internals/export');
+var toObject = require('../internals/to-object');
+var nativeKeys = require('../internals/object-keys');
+var fails = require('../internals/fails');
+
+var FAILS_ON_PRIMITIVES = fails(function () { nativeKeys(1); });
+
+// `Object.keys` method
+// https://tc39.github.io/ecma262/#sec-object.keys
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
+  keys: function keys(it) {
+    return nativeKeys(toObject(it));
+  }
+});

node_modules/core-js/modules/es.object.lookup-getter.js

@@ -0,0 +1,23 @@
+'use strict';
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var FORCED = require('../internals/object-prototype-accessors-forced');
+var toObject = require('../internals/to-object');
+var toPrimitive = require('../internals/to-primitive');
+var getPrototypeOf = require('../internals/object-get-prototype-of');
+var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
+
+// `Object.prototype.__lookupGetter__` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.__lookupGetter__
+if (DESCRIPTORS) {
+  $({ target: 'Object', proto: true, forced: FORCED }, {
+    __lookupGetter__: function __lookupGetter__(P) {
+      var O = toObject(this);
+      var key = toPrimitive(P, true);
+      var desc;
+      do {
+        if (desc = getOwnPropertyDescriptor(O, key)) return desc.get;
+      } while (O = getPrototypeOf(O));
+    }
+  });
+}

node_modules/core-js/modules/es.object.lookup-setter.js

@@ -0,0 +1,23 @@
+'use strict';
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var FORCED = require('../internals/object-prototype-accessors-forced');
+var toObject = require('../internals/to-object');
+var toPrimitive = require('../internals/to-primitive');
+var getPrototypeOf = require('../internals/object-get-prototype-of');
+var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
+
+// `Object.prototype.__lookupSetter__` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.__lookupSetter__
+if (DESCRIPTORS) {
+  $({ target: 'Object', proto: true, forced: FORCED }, {
+    __lookupSetter__: function __lookupSetter__(P) {
+      var O = toObject(this);
+      var key = toPrimitive(P, true);
+      var desc;
+      do {
+        if (desc = getOwnPropertyDescriptor(O, key)) return desc.set;
+      } while (O = getPrototypeOf(O));
+    }
+  });
+}

node_modules/core-js/modules/es.object.prevent-extensions.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+var isObject = require('../internals/is-object');
+var onFreeze = require('../internals/internal-metadata').onFreeze;
+var FREEZING = require('../internals/freezing');
+var fails = require('../internals/fails');
+
+var nativePreventExtensions = Object.preventExtensions;
+var FAILS_ON_PRIMITIVES = fails(function () { nativePreventExtensions(1); });
+
+// `Object.preventExtensions` method
+// https://tc39.github.io/ecma262/#sec-object.preventextensions
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
+  preventExtensions: function preventExtensions(it) {
+    return nativePreventExtensions && isObject(it) ? nativePreventExtensions(onFreeze(it)) : it;
+  }
+});

node_modules/core-js/modules/es.object.seal.js

@@ -0,0 +1,16 @@
+var $ = require('../internals/export');
+var isObject = require('../internals/is-object');
+var onFreeze = require('../internals/internal-metadata').onFreeze;
+var FREEZING = require('../internals/freezing');
+var fails = require('../internals/fails');
+
+var nativeSeal = Object.seal;
+var FAILS_ON_PRIMITIVES = fails(function () { nativeSeal(1); });
+
+// `Object.seal` method
+// https://tc39.github.io/ecma262/#sec-object.seal
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
+  seal: function seal(it) {
+    return nativeSeal && isObject(it) ? nativeSeal(onFreeze(it)) : it;
+  }
+});

node_modules/core-js/modules/es.object.set-prototype-of.js

@@ -0,0 +1,8 @@
+var $ = require('../internals/export');
+var setPrototypeOf = require('../internals/object-set-prototype-of');
+
+// `Object.setPrototypeOf` method
+// https://tc39.github.io/ecma262/#sec-object.setprototypeof
+$({ target: 'Object', stat: true }, {
+  setPrototypeOf: setPrototypeOf
+});

node_modules/core-js/modules/es.object.to-string.js

@@ -0,0 +1,9 @@
+var TO_STRING_TAG_SUPPORT = require('../internals/to-string-tag-support');
+var redefine = require('../internals/redefine');
+var toString = require('../internals/object-to-string');
+
+// `Object.prototype.toString` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.tostring
+if (!TO_STRING_TAG_SUPPORT) {
+  redefine(Object.prototype, 'toString', toString, { unsafe: true });
+}