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//// [subtypingWithObjectMembers.ts]
class Base { foo: string; }
class Derived extends Base { bar: string; }
class Derived2 extends Derived { baz: string; }
// N and M have the same name, same accessibility, same optionality, and N is a subtype of M
// foo properties are valid, bar properties cause errors in the derived class declarations
class A {
foo: Base;
bar: Base;
}
class B extends A {
foo: Derived; // ok
bar: string; // error
}
class A2 {
1: Base;
2.0: Base;
}
class B2 extends A2 {
1: Derived; // ok
2: string; // error
}
class A3 {
'1': Base;
'2.0': Base;
}
class B3 extends A3 {
'1': Derived; // ok
'2.0': string; // error
}
module TwoLevels {
class A {
foo: Base;
bar: Base;
}
class B extends A {
foo: Derived2; // ok
bar: string; // error
}
class A2 {
1: Base;
2.0: Base;
}
class B2 extends A2 {
1: Derived2; // ok
2: string; // error
}
class A3 {
'1': Base;
'2.0': Base;
}
class B3 extends A3 {
'1': Derived2; // ok
'2.0': string; // error
}
}
//// [subtypingWithObjectMembers.js]
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var Base = /** @class */ (function () {
function Base() {
}
return Base;
}());
var Derived = /** @class */ (function (_super) {
__extends(Derived, _super);
function Derived() {
return _super !== null && _super.apply(this, arguments) || this;
}
return Derived;
}(Base));
var Derived2 = /** @class */ (function (_super) {
__extends(Derived2, _super);
function Derived2() {
return _super !== null && _super.apply(this, arguments) || this;
}
return Derived2;
}(Derived));
// N and M have the same name, same accessibility, same optionality, and N is a subtype of M
// foo properties are valid, bar properties cause errors in the derived class declarations
var A = /** @class */ (function () {
function A() {
}
return A;
}());
var B = /** @class */ (function (_super) {
__extends(B, _super);
function B() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B;
}(A));
var A2 = /** @class */ (function () {
function A2() {
}
return A2;
}());
var B2 = /** @class */ (function (_super) {
__extends(B2, _super);
function B2() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B2;
}(A2));
var A3 = /** @class */ (function () {
function A3() {
}
return A3;
}());
var B3 = /** @class */ (function (_super) {
__extends(B3, _super);
function B3() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B3;
}(A3));
var TwoLevels;
(function (TwoLevels) {
var A = /** @class */ (function () {
function A() {
}
return A;
}());
var B = /** @class */ (function (_super) {
__extends(B, _super);
function B() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B;
}(A));
var A2 = /** @class */ (function () {
function A2() {
}
return A2;
}());
var B2 = /** @class */ (function (_super) {
__extends(B2, _super);
function B2() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B2;
}(A2));
var A3 = /** @class */ (function () {
function A3() {
}
return A3;
}());
var B3 = /** @class */ (function (_super) {
__extends(B3, _super);
function B3() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B3;
}(A3));
})(TwoLevels || (TwoLevels = {}));
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