105 lines
2 KiB
TypeScript
105 lines
2 KiB
TypeScript
//// [subtypingWithObjectMembers5.ts]
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interface Base {
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foo: string;
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}
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interface Derived extends Base {
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bar: string;
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}
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// N and M have the same name, same accessibility, same optionality, and N is a subtype of M
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// foo properties are valid, bar properties cause errors in the derived class declarations
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module NotOptional {
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interface A {
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foo: Base;
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}
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class B implements A {
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fooo: Derived; // error
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}
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interface A2 {
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1: Base;
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}
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class B2 implements A2 {
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2: Derived; // error
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}
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interface A3 {
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'1': Base;
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}
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class B3 implements A3 {
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'1.0': Derived; // error
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}
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}
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// same cases as above but with optional
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module Optional {
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interface A {
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foo?: Base;
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}
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class B implements A {
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fooo: Derived; // ok
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}
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interface A2 {
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1?: Base;
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}
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class B2 implements A2 {
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2: Derived; // ok
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}
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interface A3 {
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'1'?: Base;
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}
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class B3 implements A3 {
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'1.0': Derived; // ok
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}
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}
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//// [subtypingWithObjectMembers5.js]
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// N and M have the same name, same accessibility, same optionality, and N is a subtype of M
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// foo properties are valid, bar properties cause errors in the derived class declarations
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var NotOptional;
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(function (NotOptional) {
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var B = (function () {
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function B() {
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}
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return B;
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})();
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var B2 = (function () {
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function B2() {
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}
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return B2;
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})();
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var B3 = (function () {
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function B3() {
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}
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return B3;
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})();
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})(NotOptional || (NotOptional = {}));
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// same cases as above but with optional
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var Optional;
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(function (Optional) {
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var B = (function () {
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function B() {
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}
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return B;
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})();
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var B2 = (function () {
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function B2() {
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}
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return B2;
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})();
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var B3 = (function () {
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function B3() {
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}
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return B3;
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})();
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})(Optional || (Optional = {}));
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