115 lines
2.5 KiB
JavaScript
115 lines
2.5 KiB
JavaScript
//// [subtypingWithStringIndexer3.ts]
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// Derived type indexer must be subtype of base type indexer
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interface Base { foo: string; }
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interface Derived extends Base { bar: string; }
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interface Derived2 extends Derived { baz: string; }
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class A {
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[x: string]: Derived;
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}
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class B extends A {
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[x: string]: Base; // error
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}
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class B2 extends A {
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[x: string]: Derived2; // ok
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}
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module Generics {
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class A<T extends Derived> {
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[x: string]: T;
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}
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class B extends A<Base> {
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[x: string]: Derived; // error
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}
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class B2 extends A<Derived> {
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[x: string]: Derived2; // ok
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}
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class B3<T extends Derived> extends A<T> {
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[x: string]: Base; // error
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}
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class B4<T extends Derived> extends A<T> {
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[x: string]: Derived; // error
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}
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class B5<T extends Derived2> extends A<T> {
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[x: string]: Derived2; // error
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}
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}
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//// [subtypingWithStringIndexer3.js]
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var __extends = this.__extends || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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__.prototype = b.prototype;
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d.prototype = new __();
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};
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var A = (function () {
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function A() {
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}
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return A;
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})();
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var B = (function (_super) {
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__extends(B, _super);
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function B() {
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_super.apply(this, arguments);
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}
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return B;
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})(A);
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var B2 = (function (_super) {
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__extends(B2, _super);
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function B2() {
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_super.apply(this, arguments);
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}
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return B2;
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})(A);
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var Generics;
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(function (Generics) {
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var A = (function () {
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function A() {
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}
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return A;
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})();
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var B = (function (_super) {
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__extends(B, _super);
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function B() {
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_super.apply(this, arguments);
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}
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return B;
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})(A);
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var B2 = (function (_super) {
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__extends(B2, _super);
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function B2() {
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_super.apply(this, arguments);
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}
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return B2;
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})(A);
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var B3 = (function (_super) {
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__extends(B3, _super);
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function B3() {
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_super.apply(this, arguments);
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}
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return B3;
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})(A);
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var B4 = (function (_super) {
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__extends(B4, _super);
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function B4() {
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_super.apply(this, arguments);
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}
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return B4;
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})(A);
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var B5 = (function (_super) {
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__extends(B5, _super);
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function B5() {
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_super.apply(this, arguments);
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}
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return B5;
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})(A);
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})(Generics || (Generics = {}));
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