Initial commit

node_modules/es-abstract/2020/AbstractEqualityComparison.js

@@ -0,0 +1,37 @@
+'use strict';
+
+var ToNumber = require('./ToNumber');
+var ToPrimitive = require('./ToPrimitive');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-abstract-equality-comparison
+
+module.exports = function AbstractEqualityComparison(x, y) {
+	var xType = Type(x);
+	var yType = Type(y);
+	if (xType === yType) {
+		return x === y; // ES6+ specified this shortcut anyways.
+	}
+	if (x == null && y == null) {
+		return true;
+	}
+	if (xType === 'Number' && yType === 'String') {
+		return AbstractEqualityComparison(x, ToNumber(y));
+	}
+	if (xType === 'String' && yType === 'Number') {
+		return AbstractEqualityComparison(ToNumber(x), y);
+	}
+	if (xType === 'Boolean') {
+		return AbstractEqualityComparison(ToNumber(x), y);
+	}
+	if (yType === 'Boolean') {
+		return AbstractEqualityComparison(x, ToNumber(y));
+	}
+	if ((xType === 'String' || xType === 'Number' || xType === 'Symbol') && yType === 'Object') {
+		return AbstractEqualityComparison(x, ToPrimitive(y));
+	}
+	if (xType === 'Object' && (yType === 'String' || yType === 'Number' || yType === 'Symbol')) {
+		return AbstractEqualityComparison(ToPrimitive(x), y);
+	}
+	return false;
+};

node_modules/es-abstract/2020/AbstractRelationalComparison.js

@@ -0,0 +1,63 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $Number = GetIntrinsic('%Number%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var $isNaN = require('../helpers/isNaN');
+var $isFinite = require('../helpers/isFinite');
+var isPrefixOf = require('../helpers/isPrefixOf');
+
+var ToNumber = require('./ToNumber');
+var ToPrimitive = require('./ToPrimitive');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/5.1/#sec-11.8.5
+
+// eslint-disable-next-line max-statements
+module.exports = function AbstractRelationalComparison(x, y, LeftFirst) {
+	if (Type(LeftFirst) !== 'Boolean') {
+		throw new $TypeError('Assertion failed: LeftFirst argument must be a Boolean');
+	}
+	var px;
+	var py;
+	if (LeftFirst) {
+		px = ToPrimitive(x, $Number);
+		py = ToPrimitive(y, $Number);
+	} else {
+		py = ToPrimitive(y, $Number);
+		px = ToPrimitive(x, $Number);
+	}
+	var bothStrings = Type(px) === 'String' && Type(py) === 'String';
+	if (!bothStrings) {
+		var nx = ToNumber(px);
+		var ny = ToNumber(py);
+		if ($isNaN(nx) || $isNaN(ny)) {
+			return undefined;
+		}
+		if ($isFinite(nx) && $isFinite(ny) && nx === ny) {
+			return false;
+		}
+		if (nx === Infinity) {
+			return false;
+		}
+		if (ny === Infinity) {
+			return true;
+		}
+		if (ny === -Infinity) {
+			return false;
+		}
+		if (nx === -Infinity) {
+			return true;
+		}
+		return nx < ny; // by now, these are both nonzero, finite, and not equal
+	}
+	if (isPrefixOf(py, px)) {
+		return false;
+	}
+	if (isPrefixOf(px, py)) {
+		return true;
+	}
+	return px < py; // both strings, neither a prefix of the other. shortcut for steps c-f
+};

node_modules/es-abstract/2020/AddEntriesFromIterable.js

@@ -0,0 +1,52 @@
+'use strict';
+
+var inspect = require('object-inspect');
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Call = require('./Call');
+var Get = require('./Get');
+var GetIterator = require('./GetIterator');
+var IsCallable = require('./IsCallable');
+var IteratorClose = require('./IteratorClose');
+var IteratorStep = require('./IteratorStep');
+var IteratorValue = require('./IteratorValue');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/10.0//#sec-add-entries-from-iterable
+
+module.exports = function AddEntriesFromIterable(target, iterable, adder) {
+	if (!IsCallable(adder)) {
+		throw new $TypeError('Assertion failed: `adder` is not callable');
+	}
+	if (iterable == null) {
+		throw new $TypeError('Assertion failed: `iterable` is present, and not nullish');
+	}
+	var iteratorRecord = GetIterator(iterable);
+	while (true) { // eslint-disable-line no-constant-condition
+		var next = IteratorStep(iteratorRecord);
+		if (!next) {
+			return target;
+		}
+		var nextItem = IteratorValue(next);
+		if (Type(nextItem) !== 'Object') {
+			var error = new $TypeError('iterator next must return an Object, got ' + inspect(nextItem));
+			return IteratorClose(
+				iteratorRecord,
+				function () { throw error; } // eslint-disable-line no-loop-func
+			);
+		}
+		try {
+			var k = Get(nextItem, '0');
+			var v = Get(nextItem, '1');
+			Call(adder, target, [k, v]);
+		} catch (e) {
+			return IteratorClose(
+				iteratorRecord,
+				function () { throw e; }
+			);
+		}
+	}
+};

node_modules/es-abstract/2020/AdvanceStringIndex.js

@@ -0,0 +1,34 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var CodePointAt = require('./CodePointAt');
+var IsInteger = require('./IsInteger');
+var Type = require('./Type');
+
+var MAX_SAFE_INTEGER = require('../helpers/maxSafeInteger');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+// https://262.ecma-international.org/6.0/#sec-advancestringindex
+
+module.exports = function AdvanceStringIndex(S, index, unicode) {
+	if (Type(S) !== 'String') {
+		throw new $TypeError('Assertion failed: `S` must be a String');
+	}
+	if (!IsInteger(index) || index < 0 || index > MAX_SAFE_INTEGER) {
+		throw new $TypeError('Assertion failed: `length` must be an integer >= 0 and <= 2**53');
+	}
+	if (Type(unicode) !== 'Boolean') {
+		throw new $TypeError('Assertion failed: `unicode` must be a Boolean');
+	}
+	if (!unicode) {
+		return index + 1;
+	}
+	var length = S.length;
+	if ((index + 1) >= length) {
+		return index + 1;
+	}
+	var cp = CodePointAt(S, index);
+	return index + cp['[[CodeUnitCount]]'];
+};

node_modules/es-abstract/2020/ArrayCreate.js

@@ -0,0 +1,53 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $ArrayPrototype = GetIntrinsic('%Array.prototype%');
+var $RangeError = GetIntrinsic('%RangeError%');
+var $SyntaxError = GetIntrinsic('%SyntaxError%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var IsInteger = require('./IsInteger');
+
+var MAX_ARRAY_LENGTH = Math.pow(2, 32) - 1;
+
+var $setProto = GetIntrinsic('%Object.setPrototypeOf%', true) || (
+	// eslint-disable-next-line no-proto, no-negated-condition
+	[].__proto__ !== $ArrayPrototype
+		? null
+		: function (O, proto) {
+			O.__proto__ = proto; // eslint-disable-line no-proto, no-param-reassign
+			return O;
+		}
+);
+
+// https://ecma-international.org/ecma-262/6.0/#sec-arraycreate
+
+module.exports = function ArrayCreate(length) {
+	if (!IsInteger(length) || length < 0) {
+		throw new $TypeError('Assertion failed: `length` must be an integer Number >= 0');
+	}
+	if (length > MAX_ARRAY_LENGTH) {
+		throw new $RangeError('length is greater than (2**32 - 1)');
+	}
+	var proto = arguments.length > 1 ? arguments[1] : $ArrayPrototype;
+	var A = []; // steps 5 - 7, and 9
+	if (proto !== $ArrayPrototype) { // step 8
+		if (!$setProto) {
+			throw new $SyntaxError('ArrayCreate: a `proto` argument that is not `Array.prototype` is not supported in an environment that does not support setting the [[Prototype]]');
+		}
+		$setProto(A, proto);
+	}
+	if (length !== 0) { // bypasses the need for step 2
+		A.length = length;
+	}
+	/* step 10, the above as a shortcut for the below
+    OrdinaryDefineOwnProperty(A, 'length', {
+        '[[Configurable]]': false,
+        '[[Enumerable]]': false,
+        '[[Value]]': length,
+        '[[Writable]]': true
+    });
+    */
+	return A;
+};

node_modules/es-abstract/2020/ArraySetLength.js

@@ -0,0 +1,85 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $RangeError = GetIntrinsic('%RangeError%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var assign = require('object.assign');
+
+var isPropertyDescriptor = require('../helpers/isPropertyDescriptor');
+
+var IsArray = require('./IsArray');
+var IsAccessorDescriptor = require('./IsAccessorDescriptor');
+var IsDataDescriptor = require('./IsDataDescriptor');
+var OrdinaryDefineOwnProperty = require('./OrdinaryDefineOwnProperty');
+var OrdinaryGetOwnProperty = require('./OrdinaryGetOwnProperty');
+var ToNumber = require('./ToNumber');
+var ToString = require('./ToString');
+var ToUint32 = require('./ToUint32');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-arraysetlength
+
+// eslint-disable-next-line max-statements, max-lines-per-function
+module.exports = function ArraySetLength(A, Desc) {
+	if (!IsArray(A)) {
+		throw new $TypeError('Assertion failed: A must be an Array');
+	}
+	if (!isPropertyDescriptor({
+		Type: Type,
+		IsDataDescriptor: IsDataDescriptor,
+		IsAccessorDescriptor: IsAccessorDescriptor
+	}, Desc)) {
+		throw new $TypeError('Assertion failed: Desc must be a Property Descriptor');
+	}
+	if (!('[[Value]]' in Desc)) {
+		return OrdinaryDefineOwnProperty(A, 'length', Desc);
+	}
+	var newLenDesc = assign({}, Desc);
+	var newLen = ToUint32(Desc['[[Value]]']);
+	var numberLen = ToNumber(Desc['[[Value]]']);
+	if (newLen !== numberLen) {
+		throw new $RangeError('Invalid array length');
+	}
+	newLenDesc['[[Value]]'] = newLen;
+	var oldLenDesc = OrdinaryGetOwnProperty(A, 'length');
+	if (!IsDataDescriptor(oldLenDesc)) {
+		throw new $TypeError('Assertion failed: an array had a non-data descriptor on `length`');
+	}
+	var oldLen = oldLenDesc['[[Value]]'];
+	if (newLen >= oldLen) {
+		return OrdinaryDefineOwnProperty(A, 'length', newLenDesc);
+	}
+	if (!oldLenDesc['[[Writable]]']) {
+		return false;
+	}
+	var newWritable;
+	if (!('[[Writable]]' in newLenDesc) || newLenDesc['[[Writable]]']) {
+		newWritable = true;
+	} else {
+		newWritable = false;
+		newLenDesc['[[Writable]]'] = true;
+	}
+	var succeeded = OrdinaryDefineOwnProperty(A, 'length', newLenDesc);
+	if (!succeeded) {
+		return false;
+	}
+	while (newLen < oldLen) {
+		oldLen -= 1;
+		// eslint-disable-next-line no-param-reassign
+		var deleteSucceeded = delete A[ToString(oldLen)];
+		if (!deleteSucceeded) {
+			newLenDesc['[[Value]]'] = oldLen + 1;
+			if (!newWritable) {
+				newLenDesc['[[Writable]]'] = false;
+				OrdinaryDefineOwnProperty(A, 'length', newLenDesc);
+				return false;
+			}
+		}
+	}
+	if (!newWritable) {
+		return OrdinaryDefineOwnProperty(A, 'length', { '[[Writable]]': false });
+	}
+	return true;
+};

node_modules/es-abstract/2020/ArraySpeciesCreate.js

@@ -0,0 +1,46 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $Array = GetIntrinsic('%Array%');
+var $species = GetIntrinsic('%Symbol.species%', true);
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var IsArray = require('./IsArray');
+var IsConstructor = require('./IsConstructor');
+var IsInteger = require('./IsInteger');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-arrayspeciescreate
+
+module.exports = function ArraySpeciesCreate(originalArray, length) {
+	if (!IsInteger(length) || length < 0) {
+		throw new $TypeError('Assertion failed: length must be an integer >= 0');
+	}
+	var len = length === 0 ? 0 : length;
+	var C;
+	var isArray = IsArray(originalArray);
+	if (isArray) {
+		C = Get(originalArray, 'constructor');
+		// TODO: figure out how to make a cross-realm normal Array, a same-realm Array
+		// if (IsConstructor(C)) {
+		// 	if C is another realm's Array, C = undefined
+		// 	Object.getPrototypeOf(Object.getPrototypeOf(Object.getPrototypeOf(Array))) === null ?
+		// }
+		if ($species && Type(C) === 'Object') {
+			C = Get(C, $species);
+			if (C === null) {
+				C = void 0;
+			}
+		}
+	}
+	if (typeof C === 'undefined') {
+		return $Array(len);
+	}
+	if (!IsConstructor(C)) {
+		throw new $TypeError('C must be a constructor');
+	}
+	return new C(len); // Construct(C, len);
+};
+

node_modules/es-abstract/2020/BigInt/add.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-add
+
+module.exports = function BigIntAdd(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	// shortcut for the actual spec mechanics
+	return x + y;
+};

node_modules/es-abstract/2020/BigInt/bitwiseAND.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var BigIntBitwiseOp = require('../BigIntBitwiseOp');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-bitwiseAND
+
+module.exports = function BigIntBitwiseAND(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+	return BigIntBitwiseOp('&', x, y);
+};

node_modules/es-abstract/2020/BigInt/bitwiseNOT.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $BigInt = GetIntrinsic('%BigInt%', true);
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-bitwiseNOT
+
+module.exports = function BigIntBitwiseNOT(x) {
+	if (Type(x) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` argument must be a BigInt');
+	}
+	return -x - $BigInt(1);
+};

node_modules/es-abstract/2020/BigInt/bitwiseOR.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var BigIntBitwiseOp = require('../BigIntBitwiseOp');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-bitwiseOR
+
+module.exports = function BigIntBitwiseOR(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+	return BigIntBitwiseOp('|', x, y);
+};

node_modules/es-abstract/2020/BigInt/bitwiseXOR.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var BigIntBitwiseOp = require('../BigIntBitwiseOp');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-bitwiseXOR
+
+module.exports = function BigIntBitwiseXOR(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+	return BigIntBitwiseOp('^', x, y);
+};

node_modules/es-abstract/2020/BigInt/divide.js

@@ -0,0 +1,22 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $BigInt = GetIntrinsic('%BigInt%', true);
+var $RangeError = GetIntrinsic('%RangeError%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-divide
+
+module.exports = function BigIntDivide(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+	if (y === $BigInt(0)) {
+		throw new $RangeError('Division by zero');
+	}
+	// shortcut for the actual spec mechanics
+	return x / y;
+};

node_modules/es-abstract/2020/BigInt/equal.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-equal
+
+module.exports = function BigIntEqual(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+	// shortcut for the actual spec mechanics
+	return x === y;
+};

node_modules/es-abstract/2020/BigInt/exponentiate.js

@@ -0,0 +1,31 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $BigInt = GetIntrinsic('%BigInt%', true);
+var $RangeError = GetIntrinsic('%RangeError%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-exponentiate
+
+module.exports = function BigIntExponentiate(base, exponent) {
+	if (Type(base) !== 'BigInt' || Type(exponent) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `base` and `exponent` arguments must be BigInts');
+	}
+	if (exponent < $BigInt(0)) {
+		throw new $RangeError('Exponent must be positive');
+	}
+	if (/* base === $BigInt(0) && */ exponent === $BigInt(0)) {
+		return $BigInt(1);
+	}
+
+	var square = base;
+	var remaining = exponent;
+	while (remaining > $BigInt(0)) {
+		square += exponent;
+		--remaining; // eslint-disable-line no-plusplus
+	}
+	return square;
+};

node_modules/es-abstract/2020/BigInt/index.js

@@ -0,0 +1,43 @@
+'use strict';
+
+var add = require('./add');
+var bitwiseAND = require('./bitwiseAND');
+var bitwiseNOT = require('./bitwiseNOT');
+var bitwiseOR = require('./bitwiseOR');
+var bitwiseXOR = require('./bitwiseXOR');
+var divide = require('./divide');
+var equal = require('./equal');
+var exponentiate = require('./exponentiate');
+var leftShift = require('./leftShift');
+var lessThan = require('./lessThan');
+var multiply = require('./multiply');
+var remainder = require('./remainder');
+var sameValue = require('./sameValue');
+var sameValueZero = require('./sameValueZero');
+var signedRightShift = require('./signedRightShift');
+var subtract = require('./subtract');
+var toString = require('./toString');
+var unaryMinus = require('./unaryMinus');
+var unsignedRightShift = require('./unsignedRightShift');
+
+module.exports = {
+	add: add,
+	bitwiseAND: bitwiseAND,
+	bitwiseNOT: bitwiseNOT,
+	bitwiseOR: bitwiseOR,
+	bitwiseXOR: bitwiseXOR,
+	divide: divide,
+	equal: equal,
+	exponentiate: exponentiate,
+	leftShift: leftShift,
+	lessThan: lessThan,
+	multiply: multiply,
+	remainder: remainder,
+	sameValue: sameValue,
+	sameValueZero: sameValueZero,
+	signedRightShift: signedRightShift,
+	subtract: subtract,
+	toString: toString,
+	unaryMinus: unaryMinus,
+	unsignedRightShift: unsignedRightShift
+};

node_modules/es-abstract/2020/BigInt/leftShift.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-leftShift
+
+module.exports = function BigIntLeftShift(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	// shortcut for the actual spec mechanics
+	return x << y;
+};

node_modules/es-abstract/2020/BigInt/lessThan.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-lessThan
+
+module.exports = function BigIntLessThan(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	// shortcut for the actual spec mechanics
+	return x < y;
+};

node_modules/es-abstract/2020/BigInt/multiply.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-multiply
+
+module.exports = function BigIntMultiply(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	// shortcut for the actual spec mechanics
+	return x * y;
+};

node_modules/es-abstract/2020/BigInt/remainder.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $BigInt = GetIntrinsic('%BigInt%', true);
+var $RangeError = GetIntrinsic('%RangeError%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+var zero = $BigInt && $BigInt(0);
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-remainder
+
+module.exports = function BigIntRemainder(n, d) {
+	if (Type(n) !== 'BigInt' || Type(d) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `n` and `d` arguments must be BigInts');
+	}
+
+	if (d === zero) {
+		throw new $RangeError('Division by zero');
+	}
+
+	if (n === zero) {
+		return zero;
+	}
+
+	// shortcut for the actual spec mechanics
+	return n % d;
+};

node_modules/es-abstract/2020/BigInt/sameValue.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+var BigIntEqual = require('./equal');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-sameValue
+
+module.exports = function BigIntSameValue(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	return BigIntEqual(x, y);
+};

node_modules/es-abstract/2020/BigInt/sameValueZero.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+var BigIntEqual = require('./equal');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-sameValueZero
+
+module.exports = function BigIntSameValueZero(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	return BigIntEqual(x, y);
+};

node_modules/es-abstract/2020/BigInt/signedRightShift.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+var BigIntLeftShift = require('./leftShift');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-signedRightShift
+
+module.exports = function BigIntSignedRightShift(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	return BigIntLeftShift(x, -y);
+};

node_modules/es-abstract/2020/BigInt/subtract.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-subtract
+
+module.exports = function BigIntSubtract(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	// shortcut for the actual spec mechanics
+	return x - y;
+};

node_modules/es-abstract/2020/BigInt/toString.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $String = GetIntrinsic('%String%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-tostring
+
+module.exports = function BigIntToString(x) {
+	if (Type(x) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` must be a BigInt');
+	}
+
+	return $String(x);
+};

node_modules/es-abstract/2020/BigInt/unaryMinus.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $BigInt = GetIntrinsic('%BigInt%', true);
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+var zero = $BigInt && $BigInt(0);
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-unaryMinus
+
+module.exports = function BigIntUnaryMinus(x) {
+	if (Type(x) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` argument must be a BigInt');
+	}
+
+	if (x === zero) {
+		return zero;
+	}
+
+	return -x;
+};

node_modules/es-abstract/2020/BigInt/unsignedRightShift.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-bigint-unsignedRightShift
+
+module.exports = function BigIntUnsignedRightShift(x, y) {
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be BigInts');
+	}
+
+	throw new $TypeError('BigInts have no unsigned right shift, use >> instead');
+};

node_modules/es-abstract/2020/BigIntBitwiseOp.js

@@ -0,0 +1,66 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+// var $BigInt = GetIntrinsic('%BigInt%', true);
+// var $pow = GetIntrinsic('%Math.pow%');
+
+// var BinaryAnd = require('./BinaryAnd');
+// var BinaryOr = require('./BinaryOr');
+// var BinaryXor = require('./BinaryXor');
+var Type = require('./Type');
+// var modulo = require('./modulo');
+
+// var zero = $BigInt && $BigInt(0);
+// var negOne = $BigInt && $BigInt(-1);
+// var two = $BigInt && $BigInt(2);
+
+// https://262.ecma-international.org/11.0/#sec-bigintbitwiseop
+
+module.exports = function BigIntBitwiseOp(op, x, y) {
+	if (op !== '&' && op !== '|' && op !== '^') {
+		throw new $TypeError('Assertion failed: `op` must be `&`, `|`, or `^`');
+	}
+	if (Type(x) !== 'BigInt' || Type(y) !== 'BigInt') {
+		throw new $TypeError('`x` and `y` must be BigInts');
+	}
+
+	if (op === '&') {
+		return x & y;
+	}
+	if (op === '|') {
+		return x | y;
+	}
+	return x ^ y;
+	/*
+	var result = zero;
+	var shift = 0;
+	while (x !== zero && x !== negOne && y !== zero && y !== negOne) {
+		var xDigit = modulo(x, two);
+		var yDigit = modulo(y, two);
+		if (op === '&') {
+			result += $pow(2, shift) * BinaryAnd(xDigit, yDigit);
+		} else if (op === '|') {
+			result += $pow(2, shift) * BinaryOr(xDigit, yDigit);
+		} else if (op === '^') {
+			result += $pow(2, shift) * BinaryXor(xDigit, yDigit);
+		}
+		shift += 1;
+		x = (x - xDigit) / two;
+		y = (y - yDigit) / two;
+	}
+	var tmp;
+	if (op === '&') {
+		tmp = BinaryAnd(modulo(x, two), modulo(y, two));
+	} else if (op === '|') {
+		tmp = BinaryAnd(modulo(x, two), modulo(y, two));
+	} else {
+		tmp = BinaryXor(modulo(x, two), modulo(y, two));
+	}
+	if (tmp !== 0) {
+		result -= $pow(2, shift);
+	}
+    return result;
+    */
+};

node_modules/es-abstract/2020/BinaryAnd.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+// https://262.ecma-international.org/11.0/#sec-binaryand
+
+module.exports = function BinaryAnd(x, y) {
+	if ((x !== 0 && x !== 1) || (y !== 0 && y !== 1)) {
+		throw new $TypeError('Assertion failed: `x` and `y` must be either 0 or 1');
+	}
+	return x & y;
+};

node_modules/es-abstract/2020/BinaryOr.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+// https://262.ecma-international.org/11.0/#sec-binaryor
+
+module.exports = function BinaryOr(x, y) {
+	if ((x !== 0 && x !== 1) || (y !== 0 && y !== 1)) {
+		throw new $TypeError('Assertion failed: `x` and `y` must be either 0 or 1');
+	}
+	return x | y;
+};

node_modules/es-abstract/2020/BinaryXor.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+// https://262.ecma-international.org/11.0/#sec-binaryxor
+
+module.exports = function BinaryXor(x, y) {
+	if ((x !== 0 && x !== 1) || (y !== 0 && y !== 1)) {
+		throw new $TypeError('Assertion failed: `x` and `y` must be either 0 or 1');
+	}
+	return x ^ y;
+};

node_modules/es-abstract/2020/Call.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+var callBound = require('call-bind/callBound');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var IsArray = require('./IsArray');
+
+var $apply = GetIntrinsic('%Reflect.apply%', true) || callBound('%Function.prototype.apply%');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-call
+
+module.exports = function Call(F, V) {
+	var argumentsList = arguments.length > 2 ? arguments[2] : [];
+	if (!IsArray(argumentsList)) {
+		throw new $TypeError('Assertion failed: optional `argumentsList`, if provided, must be a List');
+	}
+	return $apply(F, V, argumentsList);
+};

node_modules/es-abstract/2020/CanonicalNumericIndexString.js

@@ -0,0 +1,22 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var SameValue = require('./SameValue');
+var ToNumber = require('./ToNumber');
+var ToString = require('./ToString');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-canonicalnumericindexstring
+
+module.exports = function CanonicalNumericIndexString(argument) {
+	if (Type(argument) !== 'String') {
+		throw new $TypeError('Assertion failed: `argument` must be a String');
+	}
+	if (argument === '-0') { return -0; }
+	var n = ToNumber(argument);
+	if (SameValue(ToString(n), argument)) { return n; }
+	return void 0;
+};

node_modules/es-abstract/2020/CodePointAt.js

@@ -0,0 +1,58 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+var callBound = require('call-bind/callBound');
+var isLeadingSurrogate = require('../helpers/isLeadingSurrogate');
+var isTrailingSurrogate = require('../helpers/isTrailingSurrogate');
+
+var Type = require('./Type');
+var UTF16DecodeSurrogatePair = require('./UTF16DecodeSurrogatePair');
+
+var $charAt = callBound('String.prototype.charAt');
+var $charCodeAt = callBound('String.prototype.charCodeAt');
+
+// https://262.ecma-international.org/11.0/#sec-codepointat
+
+module.exports = function CodePointAt(string, position) {
+	if (Type(string) !== 'String') {
+		throw new $TypeError('Assertion failed: `string` must be a String');
+	}
+	var size = string.length;
+	if (position < 0 || position >= size) {
+		throw new $TypeError('Assertion failed: `position` must be >= 0, and < the length of `string`');
+	}
+	var first = $charCodeAt(string, position);
+	var cp = $charAt(string, position);
+	var firstIsLeading = isLeadingSurrogate(first);
+	var firstIsTrailing = isTrailingSurrogate(first);
+	if (!firstIsLeading && !firstIsTrailing) {
+		return {
+			'[[CodePoint]]': cp,
+			'[[CodeUnitCount]]': 1,
+			'[[IsUnpairedSurrogate]]': false
+		};
+	}
+	if (firstIsTrailing || (position + 1 === size)) {
+		return {
+			'[[CodePoint]]': cp,
+			'[[CodeUnitCount]]': 1,
+			'[[IsUnpairedSurrogate]]': true
+		};
+	}
+	var second = $charCodeAt(string, position + 1);
+	if (!isTrailingSurrogate(second)) {
+		return {
+			'[[CodePoint]]': cp,
+			'[[CodeUnitCount]]': 1,
+			'[[IsUnpairedSurrogate]]': true
+		};
+	}
+
+	return {
+		'[[CodePoint]]': UTF16DecodeSurrogatePair(first, second),
+		'[[CodeUnitCount]]': 2,
+		'[[IsUnpairedSurrogate]]': false
+	};
+};

node_modules/es-abstract/2020/CompletePropertyDescriptor.js

@@ -0,0 +1,39 @@
+'use strict';
+
+var has = require('has');
+
+var assertRecord = require('../helpers/assertRecord');
+
+var IsDataDescriptor = require('./IsDataDescriptor');
+var IsGenericDescriptor = require('./IsGenericDescriptor');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-completepropertydescriptor
+
+module.exports = function CompletePropertyDescriptor(Desc) {
+	/* eslint no-param-reassign: 0 */
+	assertRecord(Type, 'Property Descriptor', 'Desc', Desc);
+
+	if (IsGenericDescriptor(Desc) || IsDataDescriptor(Desc)) {
+		if (!has(Desc, '[[Value]]')) {
+			Desc['[[Value]]'] = void 0;
+		}
+		if (!has(Desc, '[[Writable]]')) {
+			Desc['[[Writable]]'] = false;
+		}
+	} else {
+		if (!has(Desc, '[[Get]]')) {
+			Desc['[[Get]]'] = void 0;
+		}
+		if (!has(Desc, '[[Set]]')) {
+			Desc['[[Set]]'] = void 0;
+		}
+	}
+	if (!has(Desc, '[[Enumerable]]')) {
+		Desc['[[Enumerable]]'] = false;
+	}
+	if (!has(Desc, '[[Configurable]]')) {
+		Desc['[[Configurable]]'] = false;
+	}
+	return Desc;
+};

node_modules/es-abstract/2020/CopyDataProperties.js

@@ -0,0 +1,64 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var callBound = require('call-bind/callBound');
+var forEach = require('../helpers/forEach');
+var every = require('../helpers/every');
+var OwnPropertyKeys = require('../helpers/OwnPropertyKeys');
+
+var $isEnumerable = callBound('Object.prototype.propertyIsEnumerable');
+
+var CreateDataPropertyOrThrow = require('./CreateDataPropertyOrThrow');
+var Get = require('./Get');
+var IsArray = require('./IsArray');
+var IsInteger = require('./IsInteger');
+var IsPropertyKey = require('./IsPropertyKey');
+var SameValue = require('./SameValue');
+var ToNumber = require('./ToNumber');
+var ToObject = require('./ToObject');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/11.0/#sec-copydataproperties
+
+module.exports = function CopyDataProperties(target, source, excludedItems) {
+	if (Type(target) !== 'Object') {
+		throw new $TypeError('Assertion failed: "target" must be an Object');
+	}
+
+	if (!IsArray(excludedItems) || !every(excludedItems, IsPropertyKey)) {
+		throw new $TypeError('Assertion failed: "excludedItems" must be a List of Property Keys');
+	}
+
+	if (typeof source === 'undefined' || source === null) {
+		return target;
+	}
+
+	var from = ToObject(source);
+
+	var sourceKeys = OwnPropertyKeys(from);
+	forEach(sourceKeys, function (nextKey) {
+		var excluded = false;
+
+		forEach(excludedItems, function (e) {
+			if (SameValue(e, nextKey) === true) {
+				excluded = true;
+			}
+		});
+
+		var enumerable = $isEnumerable(from, nextKey) || (
+		// this is to handle string keys being non-enumerable in older engines
+			typeof source === 'string'
+            && nextKey >= 0
+            && IsInteger(ToNumber(nextKey))
+		);
+		if (excluded === false && enumerable) {
+			var propValue = Get(from, nextKey);
+			CreateDataPropertyOrThrow(target, nextKey, propValue);
+		}
+	});
+
+	return target;
+};

node_modules/es-abstract/2020/CreateDataProperty.js

@@ -0,0 +1,45 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var DefineOwnProperty = require('../helpers/DefineOwnProperty');
+
+var FromPropertyDescriptor = require('./FromPropertyDescriptor');
+var OrdinaryGetOwnProperty = require('./OrdinaryGetOwnProperty');
+var IsDataDescriptor = require('./IsDataDescriptor');
+var IsExtensible = require('./IsExtensible');
+var IsPropertyKey = require('./IsPropertyKey');
+var SameValue = require('./SameValue');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-createdataproperty
+
+module.exports = function CreateDataProperty(O, P, V) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+	var oldDesc = OrdinaryGetOwnProperty(O, P);
+	var extensible = !oldDesc || IsExtensible(O);
+	var immutable = oldDesc && (!oldDesc['[[Writable]]'] || !oldDesc['[[Configurable]]']);
+	if (immutable || !extensible) {
+		return false;
+	}
+	return DefineOwnProperty(
+		IsDataDescriptor,
+		SameValue,
+		FromPropertyDescriptor,
+		O,
+		P,
+		{
+			'[[Configurable]]': true,
+			'[[Enumerable]]': true,
+			'[[Value]]': V,
+			'[[Writable]]': true
+		}
+	);
+};

node_modules/es-abstract/2020/CreateDataPropertyOrThrow.js

@@ -0,0 +1,25 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var CreateDataProperty = require('./CreateDataProperty');
+var IsPropertyKey = require('./IsPropertyKey');
+var Type = require('./Type');
+
+// // https://ecma-international.org/ecma-262/6.0/#sec-createdatapropertyorthrow
+
+module.exports = function CreateDataPropertyOrThrow(O, P, V) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+	var success = CreateDataProperty(O, P, V);
+	if (!success) {
+		throw new $TypeError('unable to create data property');
+	}
+	return success;
+};

node_modules/es-abstract/2020/CreateHTML.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var callBound = require('call-bind/callBound');
+
+var $replace = callBound('String.prototype.replace');
+
+var RequireObjectCoercible = require('./RequireObjectCoercible');
+var ToString = require('./ToString');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-createhtml
+
+module.exports = function CreateHTML(string, tag, attribute, value) {
+	if (Type(tag) !== 'String' || Type(attribute) !== 'String') {
+		throw new $TypeError('Assertion failed: `tag` and `attribute` must be strings');
+	}
+	var str = RequireObjectCoercible(string);
+	var S = ToString(str);
+	var p1 = '<' + tag;
+	if (attribute !== '') {
+		var V = ToString(value);
+		var escapedV = $replace(V, /\x22/g, '&quot;');
+		p1 += '\x20' + attribute + '\x3D\x22' + escapedV + '\x22';
+	}
+	return p1 + '>' + S + '</' + tag + '>';
+};

node_modules/es-abstract/2020/CreateIterResultObject.js

@@ -0,0 +1,19 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-createiterresultobject
+
+module.exports = function CreateIterResultObject(value, done) {
+	if (Type(done) !== 'Boolean') {
+		throw new $TypeError('Assertion failed: Type(done) is not Boolean');
+	}
+	return {
+		value: value,
+		done: done
+	};
+};

node_modules/es-abstract/2020/CreateListFromArrayLike.js

@@ -0,0 +1,44 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var callBound = require('call-bind/callBound');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+var $indexOf = callBound('Array.prototype.indexOf', true) || callBound('String.prototype.indexOf');
+var $push = callBound('Array.prototype.push');
+
+var Get = require('./Get');
+var IsArray = require('./IsArray');
+var LengthOfArrayLike = require('./LengthOfArrayLike');
+var ToString = require('./ToString');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/11.0/#sec-createlistfromarraylike
+
+module.exports = function CreateListFromArrayLike(obj) {
+	var elementTypes = arguments.length > 1
+		? arguments[1]
+		: ['Undefined', 'Null', 'Boolean', 'String', 'Symbol', 'Number', 'Object'];
+
+	if (Type(obj) !== 'Object') {
+		throw new $TypeError('Assertion failed: `obj` must be an Object');
+	}
+	if (!IsArray(elementTypes)) {
+		throw new $TypeError('Assertion failed: `elementTypes`, if provided, must be an array');
+	}
+	var len = LengthOfArrayLike(obj);
+	var list = [];
+	var index = 0;
+	while (index < len) {
+		var indexName = ToString(index);
+		var next = Get(obj, indexName);
+		var nextType = Type(next);
+		if ($indexOf(elementTypes, nextType) < 0) {
+			throw new $TypeError('item type ' + nextType + ' is not a valid elementType');
+		}
+		$push(list, next);
+		index += 1;
+	}
+	return list;
+};

node_modules/es-abstract/2020/CreateMethodProperty.js

@@ -0,0 +1,40 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var DefineOwnProperty = require('../helpers/DefineOwnProperty');
+
+var FromPropertyDescriptor = require('./FromPropertyDescriptor');
+var IsDataDescriptor = require('./IsDataDescriptor');
+var IsPropertyKey = require('./IsPropertyKey');
+var SameValue = require('./SameValue');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-createmethodproperty
+
+module.exports = function CreateMethodProperty(O, P, V) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+
+	var newDesc = {
+		'[[Configurable]]': true,
+		'[[Enumerable]]': false,
+		'[[Value]]': V,
+		'[[Writable]]': true
+	};
+	return DefineOwnProperty(
+		IsDataDescriptor,
+		SameValue,
+		FromPropertyDescriptor,
+		O,
+		P,
+		newDesc
+	);
+};

node_modules/es-abstract/2020/DateFromTime.js

@@ -0,0 +1,54 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $EvalError = GetIntrinsic('%EvalError%');
+
+var DayWithinYear = require('./DayWithinYear');
+var InLeapYear = require('./InLeapYear');
+var MonthFromTime = require('./MonthFromTime');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.5
+
+module.exports = function DateFromTime(t) {
+	var m = MonthFromTime(t);
+	var d = DayWithinYear(t);
+	if (m === 0) {
+		return d + 1;
+	}
+	if (m === 1) {
+		return d - 30;
+	}
+	var leap = InLeapYear(t);
+	if (m === 2) {
+		return d - 58 - leap;
+	}
+	if (m === 3) {
+		return d - 89 - leap;
+	}
+	if (m === 4) {
+		return d - 119 - leap;
+	}
+	if (m === 5) {
+		return d - 150 - leap;
+	}
+	if (m === 6) {
+		return d - 180 - leap;
+	}
+	if (m === 7) {
+		return d - 211 - leap;
+	}
+	if (m === 8) {
+		return d - 242 - leap;
+	}
+	if (m === 9) {
+		return d - 272 - leap;
+	}
+	if (m === 10) {
+		return d - 303 - leap;
+	}
+	if (m === 11) {
+		return d - 333 - leap;
+	}
+	throw new $EvalError('Assertion failed: MonthFromTime returned an impossible value: ' + m);
+};

node_modules/es-abstract/2020/DateString.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var weekdays = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
+var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+
+var $isNaN = require('../helpers/isNaN');
+var padTimeComponent = require('../helpers/padTimeComponent');
+
+var Type = require('./Type');
+var WeekDay = require('./WeekDay');
+var MonthFromTime = require('./MonthFromTime');
+var YearFromTime = require('./YearFromTime');
+var DateFromTime = require('./DateFromTime');
+
+// https://262.ecma-international.org/9.0/#sec-datestring
+
+module.exports = function DateString(tv) {
+	if (Type(tv) !== 'Number' || $isNaN(tv)) {
+		throw new $TypeError('Assertion failed: `tv` must be a non-NaN Number');
+	}
+	var weekday = weekdays[WeekDay(tv)];
+	var month = months[MonthFromTime(tv)];
+	var day = padTimeComponent(DateFromTime(tv));
+	var year = padTimeComponent(YearFromTime(tv), 4);
+	return weekday + '\x20' + month + '\x20' + day + '\x20' + year;
+};

node_modules/es-abstract/2020/Day.js

@@ -0,0 +1,11 @@
+'use strict';
+
+var floor = require('./floor');
+
+var msPerDay = require('../helpers/timeConstants').msPerDay;
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.2
+
+module.exports = function Day(t) {
+	return floor(t / msPerDay);
+};

node_modules/es-abstract/2020/DayFromYear.js

@@ -0,0 +1,10 @@
+'use strict';
+
+var floor = require('./floor');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.3
+
+module.exports = function DayFromYear(y) {
+	return (365 * (y - 1970)) + floor((y - 1969) / 4) - floor((y - 1901) / 100) + floor((y - 1601) / 400);
+};
+

node_modules/es-abstract/2020/DayWithinYear.js

@@ -0,0 +1,11 @@
+'use strict';
+
+var Day = require('./Day');
+var DayFromYear = require('./DayFromYear');
+var YearFromTime = require('./YearFromTime');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.4
+
+module.exports = function DayWithinYear(t) {
+	return Day(t) - DayFromYear(YearFromTime(t));
+};

node_modules/es-abstract/2020/DaysInYear.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var modulo = require('./modulo');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.3
+
+module.exports = function DaysInYear(y) {
+	if (modulo(y, 4) !== 0) {
+		return 365;
+	}
+	if (modulo(y, 100) !== 0) {
+		return 366;
+	}
+	if (modulo(y, 400) !== 0) {
+		return 365;
+	}
+	return 366;
+};

node_modules/es-abstract/2020/DefinePropertyOrThrow.js

@@ -0,0 +1,50 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var isPropertyDescriptor = require('../helpers/isPropertyDescriptor');
+var DefineOwnProperty = require('../helpers/DefineOwnProperty');
+
+var FromPropertyDescriptor = require('./FromPropertyDescriptor');
+var IsAccessorDescriptor = require('./IsAccessorDescriptor');
+var IsDataDescriptor = require('./IsDataDescriptor');
+var IsPropertyKey = require('./IsPropertyKey');
+var SameValue = require('./SameValue');
+var ToPropertyDescriptor = require('./ToPropertyDescriptor');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-definepropertyorthrow
+
+module.exports = function DefinePropertyOrThrow(O, P, desc) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+
+	var Desc = isPropertyDescriptor({
+		Type: Type,
+		IsDataDescriptor: IsDataDescriptor,
+		IsAccessorDescriptor: IsAccessorDescriptor
+	}, desc) ? desc : ToPropertyDescriptor(desc);
+	if (!isPropertyDescriptor({
+		Type: Type,
+		IsDataDescriptor: IsDataDescriptor,
+		IsAccessorDescriptor: IsAccessorDescriptor
+	}, Desc)) {
+		throw new $TypeError('Assertion failed: Desc is not a valid Property Descriptor');
+	}
+
+	return DefineOwnProperty(
+		IsDataDescriptor,
+		SameValue,
+		FromPropertyDescriptor,
+		O,
+		P,
+		Desc
+	);
+};

node_modules/es-abstract/2020/DeletePropertyOrThrow.js

@@ -0,0 +1,27 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var IsPropertyKey = require('./IsPropertyKey');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-deletepropertyorthrow
+
+module.exports = function DeletePropertyOrThrow(O, P) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+
+	// eslint-disable-next-line no-param-reassign
+	var success = delete O[P];
+	if (!success) {
+		throw new $TypeError('Attempt to delete property failed.');
+	}
+	return success;
+};

node_modules/es-abstract/2020/EnumerableOwnPropertyNames.js

@@ -0,0 +1,43 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var objectKeys = require('object-keys');
+
+var callBound = require('call-bind/callBound');
+
+var callBind = require('call-bind');
+
+var $isEnumerable = callBound('Object.prototype.propertyIsEnumerable');
+var $pushApply = callBind.apply(GetIntrinsic('%Array.prototype.push%'));
+
+var forEach = require('../helpers/forEach');
+
+var Type = require('./Type');
+
+// https://262.ecma-international.org/8.0/#sec-enumerableownproperties
+
+module.exports = function EnumerableOwnProperties(O, kind) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+
+	var keys = objectKeys(O);
+	if (kind === 'key') {
+		return keys;
+	}
+	if (kind === 'value' || kind === 'key+value') {
+		var results = [];
+		forEach(keys, function (key) {
+			if ($isEnumerable(O, key)) {
+				$pushApply(results, [
+					kind === 'value' ? O[key] : [key, O[key]]
+				]);
+			}
+		});
+		return results;
+	}
+	throw new $TypeError('Assertion failed: "kind" is not "key", "value", or "key+value": ' + kind);
+};

node_modules/es-abstract/2020/FlattenIntoArray.js

@@ -0,0 +1,58 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var MAX_SAFE_INTEGER = require('../helpers/maxSafeInteger');
+
+var Call = require('./Call');
+var CreateDataPropertyOrThrow = require('./CreateDataPropertyOrThrow');
+var Get = require('./Get');
+var HasProperty = require('./HasProperty');
+var IsArray = require('./IsArray');
+var LengthOfArrayLike = require('./LengthOfArrayLike');
+var ToString = require('./ToString');
+
+// https://262.ecma-international.org/11.0/#sec-flattenintoarray
+
+// eslint-disable-next-line max-params
+module.exports = function FlattenIntoArray(target, source, sourceLen, start, depth) {
+	var mapperFunction;
+	if (arguments.length > 5) {
+		mapperFunction = arguments[5];
+	}
+
+	var targetIndex = start;
+	var sourceIndex = 0;
+	while (sourceIndex < sourceLen) {
+		var P = ToString(sourceIndex);
+		var exists = HasProperty(source, P);
+		if (exists === true) {
+			var element = Get(source, P);
+			if (typeof mapperFunction !== 'undefined') {
+				if (arguments.length <= 6) {
+					throw new $TypeError('Assertion failed: thisArg is required when mapperFunction is provided');
+				}
+				element = Call(mapperFunction, arguments[6], [element, sourceIndex, source]);
+			}
+			var shouldFlatten = false;
+			if (depth > 0) {
+				shouldFlatten = IsArray(element);
+			}
+			if (shouldFlatten) {
+				var elementLen = LengthOfArrayLike(element);
+				targetIndex = FlattenIntoArray(target, element, elementLen, targetIndex, depth - 1);
+			} else {
+				if (targetIndex >= MAX_SAFE_INTEGER) {
+					throw new $TypeError('index too large');
+				}
+				CreateDataPropertyOrThrow(target, ToString(targetIndex), element);
+				targetIndex += 1;
+			}
+		}
+		sourceIndex += 1;
+	}
+
+	return targetIndex;
+};

node_modules/es-abstract/2020/FromPropertyDescriptor.js

@@ -0,0 +1,36 @@
+'use strict';
+
+var assertRecord = require('../helpers/assertRecord');
+
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-frompropertydescriptor
+
+module.exports = function FromPropertyDescriptor(Desc) {
+	if (typeof Desc === 'undefined') {
+		return Desc;
+	}
+
+	assertRecord(Type, 'Property Descriptor', 'Desc', Desc);
+
+	var obj = {};
+	if ('[[Value]]' in Desc) {
+		obj.value = Desc['[[Value]]'];
+	}
+	if ('[[Writable]]' in Desc) {
+		obj.writable = Desc['[[Writable]]'];
+	}
+	if ('[[Get]]' in Desc) {
+		obj.get = Desc['[[Get]]'];
+	}
+	if ('[[Set]]' in Desc) {
+		obj.set = Desc['[[Set]]'];
+	}
+	if ('[[Enumerable]]' in Desc) {
+		obj.enumerable = Desc['[[Enumerable]]'];
+	}
+	if ('[[Configurable]]' in Desc) {
+		obj.configurable = Desc['[[Configurable]]'];
+	}
+	return obj;
+};

node_modules/es-abstract/2020/Get.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var inspect = require('object-inspect');
+
+var IsPropertyKey = require('./IsPropertyKey');
+var Type = require('./Type');
+
+/**
+ * 7.3.1 Get (O, P) - https://ecma-international.org/ecma-262/6.0/#sec-get-o-p
+ * 1. Assert: Type(O) is Object.
+ * 2. Assert: IsPropertyKey(P) is true.
+ * 3. Return O.[[Get]](P, O).
+ */
+
+module.exports = function Get(O, P) {
+	// 7.3.1.1
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	// 7.3.1.2
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true, got ' + inspect(P));
+	}
+	// 7.3.1.3
+	return O[P];
+};

node_modules/es-abstract/2020/GetIterator.js

@@ -0,0 +1,65 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+var $asyncIterator = GetIntrinsic('%Symbol.asyncIterator%', true);
+
+var inspect = require('object-inspect');
+var hasSymbols = require('has-symbols')();
+
+var getIteratorMethod = require('../helpers/getIteratorMethod');
+var AdvanceStringIndex = require('./AdvanceStringIndex');
+var Call = require('./Call');
+var GetMethod = require('./GetMethod');
+var IsArray = require('./IsArray');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/9.0/#sec-getiterator
+module.exports = function GetIterator(obj, hint, method) {
+	var actualHint = hint;
+	if (arguments.length < 2) {
+		actualHint = 'sync';
+	}
+	if (actualHint !== 'sync' && actualHint !== 'async') {
+		throw new $TypeError("Assertion failed: `hint` must be one of 'sync' or 'async', got " + inspect(hint));
+	}
+
+	var actualMethod = method;
+	if (arguments.length < 3) {
+		if (actualHint === 'async') {
+			if (hasSymbols && $asyncIterator) {
+				actualMethod = GetMethod(obj, $asyncIterator);
+			}
+			if (actualMethod === undefined) {
+				throw new $TypeError("async from sync iterators aren't currently supported");
+			}
+		} else {
+			actualMethod = getIteratorMethod(
+				{
+					AdvanceStringIndex: AdvanceStringIndex,
+					GetMethod: GetMethod,
+					IsArray: IsArray,
+					Type: Type
+				},
+				obj
+			);
+		}
+	}
+	var iterator = Call(actualMethod, obj);
+	if (Type(iterator) !== 'Object') {
+		throw new $TypeError('iterator must return an object');
+	}
+
+	return iterator;
+
+	// TODO: This should return an IteratorRecord
+	/*
+	var nextMethod = GetV(iterator, 'next');
+	return {
+		'[[Iterator]]': iterator,
+		'[[NextMethod]]': nextMethod,
+		'[[Done]]': false
+	};
+	*/
+};

node_modules/es-abstract/2020/GetMethod.js

@@ -0,0 +1,42 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var GetV = require('./GetV');
+var IsCallable = require('./IsCallable');
+var IsPropertyKey = require('./IsPropertyKey');
+
+/**
+ * 7.3.9 - https://ecma-international.org/ecma-262/6.0/#sec-getmethod
+ * 1. Assert: IsPropertyKey(P) is true.
+ * 2. Let func be GetV(O, P).
+ * 3. ReturnIfAbrupt(func).
+ * 4. If func is either undefined or null, return undefined.
+ * 5. If IsCallable(func) is false, throw a TypeError exception.
+ * 6. Return func.
+ */
+
+module.exports = function GetMethod(O, P) {
+	// 7.3.9.1
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+
+	// 7.3.9.2
+	var func = GetV(O, P);
+
+	// 7.3.9.4
+	if (func == null) {
+		return void 0;
+	}
+
+	// 7.3.9.5
+	if (!IsCallable(func)) {
+		throw new $TypeError(P + 'is not a function');
+	}
+
+	// 7.3.9.6
+	return func;
+};

node_modules/es-abstract/2020/GetOwnPropertyKeys.js

@@ -0,0 +1,31 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var hasSymbols = require('has-symbols')();
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var $gOPN = GetIntrinsic('%Object.getOwnPropertyNames%');
+var $gOPS = hasSymbols && GetIntrinsic('%Object.getOwnPropertySymbols%');
+var keys = require('object-keys');
+
+var esType = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-getownpropertykeys
+
+module.exports = function GetOwnPropertyKeys(O, Type) {
+	if (esType(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	if (Type === 'Symbol') {
+		return $gOPS ? $gOPS(O) : [];
+	}
+	if (Type === 'String') {
+		if (!$gOPN) {
+			return keys(O);
+		}
+		return $gOPN(O);
+	}
+	throw new $TypeError('Assertion failed: `Type` must be `"String"` or `"Symbol"`');
+};

node_modules/es-abstract/2020/GetPrototypeFromConstructor.js

@@ -0,0 +1,28 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $Function = GetIntrinsic('%Function%');
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var IsConstructor = require('./IsConstructor');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-getprototypefromconstructor
+
+module.exports = function GetPrototypeFromConstructor(constructor, intrinsicDefaultProto) {
+	var intrinsic = GetIntrinsic(intrinsicDefaultProto); // throws if not a valid intrinsic
+	if (!IsConstructor(constructor)) {
+		throw new $TypeError('Assertion failed: `constructor` must be a constructor');
+	}
+	var proto = Get(constructor, 'prototype');
+	if (Type(proto) !== 'Object') {
+		if (!(constructor instanceof $Function)) {
+			// ignore other realms, for now
+			throw new $TypeError('cross-realm constructors not currently supported');
+		}
+		proto = intrinsic;
+	}
+	return proto;
+};

node_modules/es-abstract/2020/GetSubstitution.js

@@ -0,0 +1,128 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var callBound = require('call-bind/callBound');
+var regexTester = require('../helpers/regexTester');
+var every = require('../helpers/every');
+
+var $charAt = callBound('String.prototype.charAt');
+var $strSlice = callBound('String.prototype.slice');
+var $indexOf = callBound('String.prototype.indexOf');
+var $parseInt = parseInt;
+
+var isDigit = regexTester(/^[0-9]$/);
+
+var inspect = require('object-inspect');
+
+var Get = require('./Get');
+var IsArray = require('./IsArray');
+var IsInteger = require('./IsInteger');
+var ToObject = require('./ToObject');
+var ToString = require('./ToString');
+var Type = require('./Type');
+
+var canDistinguishSparseFromUndefined = 0 in [undefined]; // IE 6 - 8 have a bug where this returns false
+
+var isStringOrHole = function (capture, index, arr) {
+	return Type(capture) === 'String' || (canDistinguishSparseFromUndefined ? !(index in arr) : Type(capture) === 'Undefined');
+};
+
+// http://262.ecma-international.org/9.0/#sec-getsubstitution
+
+// eslint-disable-next-line max-statements, max-params, max-lines-per-function
+module.exports = function GetSubstitution(matched, str, position, captures, namedCaptures, replacement) {
+	if (Type(matched) !== 'String') {
+		throw new $TypeError('Assertion failed: `matched` must be a String');
+	}
+	var matchLength = matched.length;
+
+	if (Type(str) !== 'String') {
+		throw new $TypeError('Assertion failed: `str` must be a String');
+	}
+	var stringLength = str.length;
+
+	if (!IsInteger(position) || position < 0 || position > stringLength) {
+		throw new $TypeError('Assertion failed: `position` must be a nonnegative integer, and less than or equal to the length of `string`, got ' + inspect(position));
+	}
+
+	if (!IsArray(captures) || !every(captures, isStringOrHole)) {
+		throw new $TypeError('Assertion failed: `captures` must be a List of Strings, got ' + inspect(captures));
+	}
+
+	if (Type(replacement) !== 'String') {
+		throw new $TypeError('Assertion failed: `replacement` must be a String');
+	}
+
+	var tailPos = position + matchLength;
+	var m = captures.length;
+	if (Type(namedCaptures) !== 'Undefined') {
+		namedCaptures = ToObject(namedCaptures); // eslint-disable-line no-param-reassign
+	}
+
+	var result = '';
+	for (var i = 0; i < replacement.length; i += 1) {
+		// if this is a $, and it's not the end of the replacement
+		var current = $charAt(replacement, i);
+		var isLast = (i + 1) >= replacement.length;
+		var nextIsLast = (i + 2) >= replacement.length;
+		if (current === '$' && !isLast) {
+			var next = $charAt(replacement, i + 1);
+			if (next === '$') {
+				result += '$';
+				i += 1;
+			} else if (next === '&') {
+				result += matched;
+				i += 1;
+			} else if (next === '`') {
+				result += position === 0 ? '' : $strSlice(str, 0, position - 1);
+				i += 1;
+			} else if (next === "'") {
+				result += tailPos >= stringLength ? '' : $strSlice(str, tailPos);
+				i += 1;
+			} else {
+				var nextNext = nextIsLast ? null : $charAt(replacement, i + 2);
+				if (isDigit(next) && next !== '0' && (nextIsLast || !isDigit(nextNext))) {
+					// $1 through $9, and not followed by a digit
+					var n = $parseInt(next, 10);
+					// if (n > m, impl-defined)
+					result += n <= m && Type(captures[n - 1]) === 'Undefined' ? '' : captures[n - 1];
+					i += 1;
+				} else if (isDigit(next) && (nextIsLast || isDigit(nextNext))) {
+					// $00 through $99
+					var nn = next + nextNext;
+					var nnI = $parseInt(nn, 10) - 1;
+					// if nn === '00' or nn > m, impl-defined
+					result += nn <= m && Type(captures[nnI]) === 'Undefined' ? '' : captures[nnI];
+					i += 2;
+				} else if (next === '<') {
+					// eslint-disable-next-line max-depth
+					if (Type(namedCaptures) === 'Undefined') {
+						result += '$<';
+						i += 2;
+					} else {
+						var endIndex = $indexOf(replacement, '>', i);
+						// eslint-disable-next-line max-depth
+						if (endIndex > -1) {
+							var groupName = $strSlice(replacement, i + '$<'.length, endIndex);
+							var capture = Get(namedCaptures, groupName);
+							// eslint-disable-next-line max-depth
+							if (Type(capture) !== 'Undefined') {
+								result += ToString(capture);
+							}
+							i += ('<' + groupName + '>').length;
+						}
+					}
+				} else {
+					result += '$';
+				}
+			}
+		} else {
+			// the final $, or else not a $
+			result += $charAt(replacement, i);
+		}
+	}
+	return result;
+};

node_modules/es-abstract/2020/GetV.js

@@ -0,0 +1,29 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var IsPropertyKey = require('./IsPropertyKey');
+var ToObject = require('./ToObject');
+
+/**
+ * 7.3.2 GetV (V, P)
+ * 1. Assert: IsPropertyKey(P) is true.
+ * 2. Let O be ToObject(V).
+ * 3. ReturnIfAbrupt(O).
+ * 4. Return O.[[Get]](P, V).
+ */
+
+module.exports = function GetV(V, P) {
+	// 7.3.2.1
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
+	}
+
+	// 7.3.2.2-3
+	var O = ToObject(V);
+
+	// 7.3.2.4
+	return O[P];
+};

node_modules/es-abstract/2020/HasOwnProperty.js

@@ -0,0 +1,22 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var has = require('has');
+
+var IsPropertyKey = require('./IsPropertyKey');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-hasownproperty
+
+module.exports = function HasOwnProperty(O, P) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: `O` must be an Object');
+	}
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: `P` must be a Property Key');
+	}
+	return has(O, P);
+};

node_modules/es-abstract/2020/HasProperty.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var IsPropertyKey = require('./IsPropertyKey');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-hasproperty
+
+module.exports = function HasProperty(O, P) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: `O` must be an Object');
+	}
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: `P` must be a Property Key');
+	}
+	return P in O;
+};

node_modules/es-abstract/2020/HourFromTime.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var floor = require('./floor');
+var modulo = require('./modulo');
+
+var timeConstants = require('../helpers/timeConstants');
+var msPerHour = timeConstants.msPerHour;
+var HoursPerDay = timeConstants.HoursPerDay;
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.10
+
+module.exports = function HourFromTime(t) {
+	return modulo(floor(t / msPerHour), HoursPerDay);
+};

node_modules/es-abstract/2020/InLeapYear.js

@@ -0,0 +1,21 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $EvalError = GetIntrinsic('%EvalError%');
+
+var DaysInYear = require('./DaysInYear');
+var YearFromTime = require('./YearFromTime');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.3
+
+module.exports = function InLeapYear(t) {
+	var days = DaysInYear(YearFromTime(t));
+	if (days === 365) {
+		return 0;
+	}
+	if (days === 366) {
+		return 1;
+	}
+	throw new $EvalError('Assertion failed: there are not 365 or 366 days in a year, got: ' + days);
+};

node_modules/es-abstract/2020/InstanceofOperator.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var $hasInstance = GetIntrinsic('Symbol.hasInstance', true);
+
+var Call = require('./Call');
+var GetMethod = require('./GetMethod');
+var IsCallable = require('./IsCallable');
+var OrdinaryHasInstance = require('./OrdinaryHasInstance');
+var ToBoolean = require('./ToBoolean');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-instanceofoperator
+
+module.exports = function InstanceofOperator(O, C) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	var instOfHandler = $hasInstance ? GetMethod(C, $hasInstance) : void 0;
+	if (typeof instOfHandler !== 'undefined') {
+		return ToBoolean(Call(instOfHandler, C, [O]));
+	}
+	if (!IsCallable(C)) {
+		throw new $TypeError('`C` is not Callable');
+	}
+	return OrdinaryHasInstance(C, O);
+};

node_modules/es-abstract/2020/Invoke.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Call = require('./Call');
+var IsArray = require('./IsArray');
+var GetV = require('./GetV');
+var IsPropertyKey = require('./IsPropertyKey');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-invoke
+
+module.exports = function Invoke(O, P) {
+	if (!IsPropertyKey(P)) {
+		throw new $TypeError('Assertion failed: P must be a Property Key');
+	}
+	var argumentsList = arguments.length > 2 ? arguments[2] : [];
+	if (!IsArray(argumentsList)) {
+		throw new $TypeError('Assertion failed: optional `argumentsList`, if provided, must be a List');
+	}
+	var func = GetV(O, P);
+	return Call(func, O, argumentsList);
+};

node_modules/es-abstract/2020/IsAccessorDescriptor.js

@@ -0,0 +1,23 @@
+'use strict';
+
+var has = require('has');
+
+var assertRecord = require('../helpers/assertRecord');
+
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isaccessordescriptor
+
+module.exports = function IsAccessorDescriptor(Desc) {
+	if (typeof Desc === 'undefined') {
+		return false;
+	}
+
+	assertRecord(Type, 'Property Descriptor', 'Desc', Desc);
+
+	if (!has(Desc, '[[Get]]') && !has(Desc, '[[Set]]')) {
+		return false;
+	}
+
+	return true;
+};

node_modules/es-abstract/2020/IsArray.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $Array = GetIntrinsic('%Array%');
+
+// eslint-disable-next-line global-require
+var toStr = !$Array.isArray && require('call-bind/callBound')('Object.prototype.toString');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isarray
+
+module.exports = $Array.isArray || function IsArray(argument) {
+	return toStr(argument) === '[object Array]';
+};

node_modules/es-abstract/2020/IsBigIntElementType.js

@@ -0,0 +1,7 @@
+'use strict';
+
+// https://262.ecma-international.org/11.0/#sec-isbigintelementtype
+
+module.exports = function IsBigIntElementType(type) {
+	return type === 'BigUint64' || type === 'BigInt64';
+};

node_modules/es-abstract/2020/IsCallable.js

@@ -0,0 +1,5 @@
+'use strict';
+
+// http://262.ecma-international.org/5.1/#sec-9.11
+
+module.exports = require('is-callable');

node_modules/es-abstract/2020/IsConcatSpreadable.js

@@ -0,0 +1,25 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $isConcatSpreadable = GetIntrinsic('%Symbol.isConcatSpreadable%', true);
+
+var Get = require('./Get');
+var IsArray = require('./IsArray');
+var ToBoolean = require('./ToBoolean');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isconcatspreadable
+
+module.exports = function IsConcatSpreadable(O) {
+	if (Type(O) !== 'Object') {
+		return false;
+	}
+	if ($isConcatSpreadable) {
+		var spreadable = Get(O, $isConcatSpreadable);
+		if (typeof spreadable !== 'undefined') {
+			return ToBoolean(spreadable);
+		}
+	}
+	return IsArray(O);
+};

node_modules/es-abstract/2020/IsConstructor.js

@@ -0,0 +1,40 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic.js');
+
+var $construct = GetIntrinsic('%Reflect.construct%', true);
+
+var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');
+try {
+	DefinePropertyOrThrow({}, '', { '[[Get]]': function () {} });
+} catch (e) {
+	// Accessor properties aren't supported
+	DefinePropertyOrThrow = null;
+}
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isconstructor
+
+if (DefinePropertyOrThrow && $construct) {
+	var isConstructorMarker = {};
+	var badArrayLike = {};
+	DefinePropertyOrThrow(badArrayLike, 'length', {
+		'[[Get]]': function () {
+			throw isConstructorMarker;
+		},
+		'[[Enumerable]]': true
+	});
+
+	module.exports = function IsConstructor(argument) {
+		try {
+			// `Reflect.construct` invokes `IsConstructor(target)` before `Get(args, 'length')`:
+			$construct(argument, badArrayLike);
+		} catch (err) {
+			return err === isConstructorMarker;
+		}
+	};
+} else {
+	module.exports = function IsConstructor(argument) {
+		// unfortunately there's no way to truly check this without try/catch `new argument` in old environments
+		return typeof argument === 'function' && !!argument.prototype;
+	};
+}

node_modules/es-abstract/2020/IsDataDescriptor.js

@@ -0,0 +1,23 @@
+'use strict';
+
+var has = require('has');
+
+var assertRecord = require('../helpers/assertRecord');
+
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isdatadescriptor
+
+module.exports = function IsDataDescriptor(Desc) {
+	if (typeof Desc === 'undefined') {
+		return false;
+	}
+
+	assertRecord(Type, 'Property Descriptor', 'Desc', Desc);
+
+	if (!has(Desc, '[[Value]]') && !has(Desc, '[[Writable]]')) {
+		return false;
+	}
+
+	return true;
+};

node_modules/es-abstract/2020/IsExtensible.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $Object = GetIntrinsic('%Object%');
+
+var isPrimitive = require('../helpers/isPrimitive');
+
+var $preventExtensions = $Object.preventExtensions;
+var $isExtensible = $Object.isExtensible;
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isextensible-o
+
+module.exports = $preventExtensions
+	? function IsExtensible(obj) {
+		return !isPrimitive(obj) && $isExtensible(obj);
+	}
+	: function IsExtensible(obj) {
+		return !isPrimitive(obj);
+	};

node_modules/es-abstract/2020/IsGenericDescriptor.js

@@ -0,0 +1,23 @@
+'use strict';
+
+var assertRecord = require('../helpers/assertRecord');
+
+var IsAccessorDescriptor = require('./IsAccessorDescriptor');
+var IsDataDescriptor = require('./IsDataDescriptor');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isgenericdescriptor
+
+module.exports = function IsGenericDescriptor(Desc) {
+	if (typeof Desc === 'undefined') {
+		return false;
+	}
+
+	assertRecord(Type, 'Property Descriptor', 'Desc', Desc);
+
+	if (!IsAccessorDescriptor(Desc) && !IsDataDescriptor(Desc)) {
+		return true;
+	}
+
+	return false;
+};

node_modules/es-abstract/2020/IsInteger.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var abs = require('./abs');
+var floor = require('./floor');
+
+var $isNaN = require('../helpers/isNaN');
+var $isFinite = require('../helpers/isFinite');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isinteger
+
+module.exports = function IsInteger(argument) {
+	if (typeof argument !== 'number' || $isNaN(argument) || !$isFinite(argument)) {
+		return false;
+	}
+	var absValue = abs(argument);
+	return floor(absValue) === absValue;
+};

node_modules/es-abstract/2020/IsNoTearConfiguration.js

@@ -0,0 +1,16 @@
+'use strict';
+
+var IsUnclampedIntegerElementType = require('./IsUnclampedIntegerElementType');
+var IsBigIntElementType = require('./IsBigIntElementType');
+
+// https://262.ecma-international.org/11.0/#sec-isnotearconfiguration
+
+module.exports = function IsNoTearConfiguration(type, order) {
+	if (IsUnclampedIntegerElementType(type)) {
+		return true;
+	}
+	if (IsBigIntElementType(type) && order !== 'Init' && order !== 'Unordered') {
+		return true;
+	}
+	return false;
+};

node_modules/es-abstract/2020/IsNonNegativeInteger.js

@@ -0,0 +1,9 @@
+'use strict';
+
+var IsInteger = require('./IsInteger');
+
+// https://262.ecma-international.org/11.0/#sec-isnonnegativeinteger
+
+module.exports = function IsNonNegativeInteger(argument) {
+	return !!IsInteger(argument) && argument >= 0;
+};

node_modules/es-abstract/2020/IsPromise.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var callBound = require('call-bind/callBound');
+
+var $PromiseThen = callBound('Promise.prototype.then', true);
+
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-ispromise
+
+module.exports = function IsPromise(x) {
+	if (Type(x) !== 'Object') {
+		return false;
+	}
+	if (!$PromiseThen) { // Promises are not supported
+		return false;
+	}
+	try {
+		$PromiseThen(x); // throws if not a promise
+	} catch (e) {
+		return false;
+	}
+	return true;
+};

node_modules/es-abstract/2020/IsPropertyKey.js

@@ -0,0 +1,7 @@
+'use strict';
+
+// https://ecma-international.org/ecma-262/6.0/#sec-ispropertykey
+
+module.exports = function IsPropertyKey(argument) {
+	return typeof argument === 'string' || typeof argument === 'symbol';
+};

node_modules/es-abstract/2020/IsRegExp.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $match = GetIntrinsic('%Symbol.match%', true);
+
+var hasRegExpMatcher = require('is-regex');
+
+var ToBoolean = require('./ToBoolean');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-isregexp
+
+module.exports = function IsRegExp(argument) {
+	if (!argument || typeof argument !== 'object') {
+		return false;
+	}
+	if ($match) {
+		var isRegExp = argument[$match];
+		if (typeof isRegExp !== 'undefined') {
+			return ToBoolean(isRegExp);
+		}
+	}
+	return hasRegExpMatcher(argument);
+};

node_modules/es-abstract/2020/IsStringPrefix.js

@@ -0,0 +1,47 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var isPrefixOf = require('../helpers/isPrefixOf');
+
+// var callBound = require('call-bind/callBound');
+
+// var $charAt = callBound('String.prototype.charAt');
+
+var Type = require('./Type');
+
+// https://262.ecma-international.org/9.0/#sec-isstringprefix
+
+module.exports = function IsStringPrefix(p, q) {
+	if (Type(p) !== 'String') {
+		throw new $TypeError('Assertion failed: "p" must be a String');
+	}
+
+	if (Type(q) !== 'String') {
+		throw new $TypeError('Assertion failed: "q" must be a String');
+	}
+
+	return isPrefixOf(p, q);
+	/*
+	if (p === q || p === '') {
+		return true;
+	}
+
+	var pLength = p.length;
+	var qLength = q.length;
+	if (pLength >= qLength) {
+		return false;
+	}
+
+	// assert: pLength < qLength
+
+	for (var i = 0; i < pLength; i += 1) {
+		if ($charAt(p, i) !== $charAt(q, i)) {
+			return false;
+		}
+	}
+	return true;
+	*/
+};

node_modules/es-abstract/2020/IsUnclampedIntegerElementType.js

@@ -0,0 +1,12 @@
+'use strict';
+
+// https://262.ecma-international.org/11.0/#sec-isunclampedintegerelementtype
+
+module.exports = function IsUnclampedIntegerElementType(type) {
+	return type === 'Int8'
+        || type === 'Uint8'
+        || type === 'Int16'
+        || type === 'Uint16'
+        || type === 'Int32'
+        || type === 'Uint32';
+};

node_modules/es-abstract/2020/IsUnsignedElementType.js

@@ -0,0 +1,11 @@
+'use strict';
+
+// https://262.ecma-international.org/11.0/#sec-isunsignedelementtype
+
+module.exports = function IsUnsignedElementType(type) {
+	return type === 'Uint8'
+        || type === 'Uint8C'
+        || type === 'Uint16'
+        || type === 'Uint32'
+        || type === 'BigUint64';
+};

node_modules/es-abstract/2020/IterableToList.js

@@ -0,0 +1,24 @@
+'use strict';
+
+var callBound = require('call-bind/callBound');
+var $arrayPush = callBound('Array.prototype.push');
+
+var GetIterator = require('./GetIterator');
+var IteratorStep = require('./IteratorStep');
+var IteratorValue = require('./IteratorValue');
+
+// https://262.ecma-international.org/9.0/#sec-iterabletolist
+
+module.exports = function IterableToList(items, method) {
+	var iterator = GetIterator(items, 'sync', method);
+	var values = [];
+	var next = true;
+	while (next) {
+		next = IteratorStep(iterator);
+		if (next) {
+			var nextValue = IteratorValue(next);
+			$arrayPush(values, nextValue);
+		}
+	}
+	return values;
+};

node_modules/es-abstract/2020/IteratorClose.js

@@ -0,0 +1,50 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Call = require('./Call');
+var GetMethod = require('./GetMethod');
+var IsCallable = require('./IsCallable');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-iteratorclose
+
+module.exports = function IteratorClose(iterator, completion) {
+	if (Type(iterator) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(iterator) is not Object');
+	}
+	if (!IsCallable(completion)) {
+		throw new $TypeError('Assertion failed: completion is not a thunk for a Completion Record');
+	}
+	var completionThunk = completion;
+
+	var iteratorReturn = GetMethod(iterator, 'return');
+
+	if (typeof iteratorReturn === 'undefined') {
+		return completionThunk();
+	}
+
+	var completionRecord;
+	try {
+		var innerResult = Call(iteratorReturn, iterator, []);
+	} catch (e) {
+		// if we hit here, then "e" is the innerResult completion that needs re-throwing
+
+		// if the completion is of type "throw", this will throw.
+		completionThunk();
+		completionThunk = null; // ensure it's not called twice.
+
+		// if not, then return the innerResult completion
+		throw e;
+	}
+	completionRecord = completionThunk(); // if innerResult worked, then throw if the completion does
+	completionThunk = null; // ensure it's not called twice.
+
+	if (Type(innerResult) !== 'Object') {
+		throw new $TypeError('iterator .return must return an object');
+	}
+
+	return completionRecord;
+};

node_modules/es-abstract/2020/IteratorComplete.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var ToBoolean = require('./ToBoolean');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-iteratorcomplete
+
+module.exports = function IteratorComplete(iterResult) {
+	if (Type(iterResult) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(iterResult) is not Object');
+	}
+	return ToBoolean(Get(iterResult, 'done'));
+};

node_modules/es-abstract/2020/IteratorNext.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Invoke = require('./Invoke');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-iteratornext
+
+module.exports = function IteratorNext(iterator, value) {
+	var result = Invoke(iterator, 'next', arguments.length < 2 ? [] : [value]);
+	if (Type(result) !== 'Object') {
+		throw new $TypeError('iterator next must return an object');
+	}
+	return result;
+};

node_modules/es-abstract/2020/IteratorStep.js

@@ -0,0 +1,13 @@
+'use strict';
+
+var IteratorComplete = require('./IteratorComplete');
+var IteratorNext = require('./IteratorNext');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-iteratorstep
+
+module.exports = function IteratorStep(iterator) {
+	var result = IteratorNext(iterator);
+	var done = IteratorComplete(result);
+	return done === true ? false : result;
+};
+

node_modules/es-abstract/2020/IteratorValue.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-iteratorvalue
+
+module.exports = function IteratorValue(iterResult) {
+	if (Type(iterResult) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(iterResult) is not Object');
+	}
+	return Get(iterResult, 'value');
+};
+

node_modules/es-abstract/2020/LengthOfArrayLike.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var ToLength = require('./ToLength');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/11.0/#sec-lengthofarraylike
+
+module.exports = function LengthOfArrayLike(obj) {
+	if (Type(obj) !== 'Object') {
+		throw new $TypeError('Assertion failed: `obj` must be an Object');
+	}
+	return ToLength(Get(obj, 'length'));
+};
+
+// TODO: use this all over

node_modules/es-abstract/2020/MakeDate.js

@@ -0,0 +1,13 @@
+'use strict';
+
+var $isFinite = require('../helpers/isFinite');
+var msPerDay = require('../helpers/timeConstants').msPerDay;
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.13
+
+module.exports = function MakeDate(day, time) {
+	if (!$isFinite(day) || !$isFinite(time)) {
+		return NaN;
+	}
+	return (day * msPerDay) + time;
+};

node_modules/es-abstract/2020/MakeDay.js

@@ -0,0 +1,33 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $DateUTC = GetIntrinsic('%Date.UTC%');
+
+var $isFinite = require('../helpers/isFinite');
+
+var DateFromTime = require('./DateFromTime');
+var Day = require('./Day');
+var floor = require('./floor');
+var modulo = require('./modulo');
+var MonthFromTime = require('./MonthFromTime');
+var ToInteger = require('./ToInteger');
+var YearFromTime = require('./YearFromTime');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.12
+
+module.exports = function MakeDay(year, month, date) {
+	if (!$isFinite(year) || !$isFinite(month) || !$isFinite(date)) {
+		return NaN;
+	}
+	var y = ToInteger(year);
+	var m = ToInteger(month);
+	var dt = ToInteger(date);
+	var ym = y + floor(m / 12);
+	var mn = modulo(m, 12);
+	var t = $DateUTC(ym, mn, 1);
+	if (YearFromTime(t) !== ym || MonthFromTime(t) !== mn || DateFromTime(t) !== 1) {
+		return NaN;
+	}
+	return Day(t) + dt - 1;
+};

node_modules/es-abstract/2020/MakeTime.js

@@ -0,0 +1,23 @@
+'use strict';
+
+var $isFinite = require('../helpers/isFinite');
+var timeConstants = require('../helpers/timeConstants');
+var msPerSecond = timeConstants.msPerSecond;
+var msPerMinute = timeConstants.msPerMinute;
+var msPerHour = timeConstants.msPerHour;
+
+var ToInteger = require('./ToInteger');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.11
+
+module.exports = function MakeTime(hour, min, sec, ms) {
+	if (!$isFinite(hour) || !$isFinite(min) || !$isFinite(sec) || !$isFinite(ms)) {
+		return NaN;
+	}
+	var h = ToInteger(hour);
+	var m = ToInteger(min);
+	var s = ToInteger(sec);
+	var milli = ToInteger(ms);
+	var t = (h * msPerHour) + (m * msPerMinute) + (s * msPerSecond) + milli;
+	return t;
+};

node_modules/es-abstract/2020/MinFromTime.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var floor = require('./floor');
+var modulo = require('./modulo');
+
+var timeConstants = require('../helpers/timeConstants');
+var msPerMinute = timeConstants.msPerMinute;
+var MinutesPerHour = timeConstants.MinutesPerHour;
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.10
+
+module.exports = function MinFromTime(t) {
+	return modulo(floor(t / msPerMinute), MinutesPerHour);
+};

node_modules/es-abstract/2020/MonthFromTime.js

@@ -0,0 +1,47 @@
+'use strict';
+
+var DayWithinYear = require('./DayWithinYear');
+var InLeapYear = require('./InLeapYear');
+
+// https://262.ecma-international.org/5.1/#sec-15.9.1.4
+
+module.exports = function MonthFromTime(t) {
+	var day = DayWithinYear(t);
+	if (0 <= day && day < 31) {
+		return 0;
+	}
+	var leap = InLeapYear(t);
+	if (31 <= day && day < (59 + leap)) {
+		return 1;
+	}
+	if ((59 + leap) <= day && day < (90 + leap)) {
+		return 2;
+	}
+	if ((90 + leap) <= day && day < (120 + leap)) {
+		return 3;
+	}
+	if ((120 + leap) <= day && day < (151 + leap)) {
+		return 4;
+	}
+	if ((151 + leap) <= day && day < (181 + leap)) {
+		return 5;
+	}
+	if ((181 + leap) <= day && day < (212 + leap)) {
+		return 6;
+	}
+	if ((212 + leap) <= day && day < (243 + leap)) {
+		return 7;
+	}
+	if ((243 + leap) <= day && day < (273 + leap)) {
+		return 8;
+	}
+	if ((273 + leap) <= day && day < (304 + leap)) {
+		return 9;
+	}
+	if ((304 + leap) <= day && day < (334 + leap)) {
+		return 10;
+	}
+	if ((334 + leap) <= day && day < (365 + leap)) {
+		return 11;
+	}
+};

node_modules/es-abstract/2020/Number/add.js

@@ -0,0 +1,44 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var isNaN = require('../../helpers/isNaN');
+
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-number-add
+
+module.exports = function NumberAdd(x, y) {
+	if (Type(x) !== 'Number' || Type(y) !== 'Number') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
+	}
+
+	if (isNaN(x) || isNaN(y) || (x === Infinity && y === -Infinity) || (x === -Infinity && y === Infinity)) {
+		return NaN;
+	}
+
+	if ((x === Infinity && y === Infinity) || (x === -Infinity && y === -Infinity)) {
+		return x;
+	}
+
+	if (x === Infinity) {
+		return x;
+	}
+
+	if (y === Infinity) {
+		return y;
+	}
+
+	if (x === y && x === 0) {
+		return Infinity / x === -Infinity && Infinity / y === -Infinity ? -0 : +0;
+	}
+
+	if (x === -y || -x === y) {
+		return +0;
+	}
+
+	// shortcut for the actual spec mechanics
+	return x + y;
+};

node_modules/es-abstract/2020/Number/bitwiseAND.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var NumberBitwiseOp = require('../NumberBitwiseOp');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-number-bitwiseAND
+
+module.exports = function NumberBitwiseAND(x, y) {
+	if (Type(x) !== 'Number' || Type(y) !== 'Number') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
+	}
+	return NumberBitwiseOp('&', x, y);
+};

node_modules/es-abstract/2020/Number/bitwiseNOT.js

@@ -0,0 +1,19 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var ToInt32 = require('../ToInt32');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-number-bitwiseNOT
+
+module.exports = function NumberBitwiseNOT(x) {
+	if (Type(x) !== 'Number') {
+		throw new $TypeError('Assertion failed: `x` argument must be a Number');
+	}
+	var oldValue = ToInt32(x);
+	// Return the result of applying the bitwise operator op to lnum and rnum. The result is a signed 32-bit integer.
+	return ~oldValue;
+};

node_modules/es-abstract/2020/Number/bitwiseOR.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var NumberBitwiseOp = require('../NumberBitwiseOp');
+var Type = require('../Type');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-number-bitwiseOR
+
+module.exports = function NumberBitwiseOR(x, y) {
+	if (Type(x) !== 'Number' || Type(y) !== 'Number') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
+	}
+	return NumberBitwiseOp('|', x, y);
+};