82 lines
1.9 KiB
TypeScript
82 lines
1.9 KiB
TypeScript
//// [derivedClassWithoutExplicitConstructor2.ts]
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class Base {
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a = 1;
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constructor(x: number, y?: number, z?: number);
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constructor(x: number, y?: number);
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constructor(x: number) { this.a = x; }
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}
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class Derived extends Base {
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x = 1
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y = 'hello';
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}
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var r = new Derived(); // error
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var r2 = new Derived(1);
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var r3 = new Derived(1, 2);
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var r4 = new Derived(1, 2, 3);
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class Base2<T> {
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a: T;
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constructor(x: T, y?: T, z?: T);
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constructor(x: T, y?: T);
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constructor(x: T) { this.a = x; }
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}
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class D<T extends Date> extends Base2<T> {
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x = 2
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y: T = null;
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}
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var d = new D(); // error
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var d2 = new D(new Date()); // ok
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var d3 = new D(new Date(), new Date());
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var d4 = new D(new Date(), new Date(), new Date());
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//// [derivedClassWithoutExplicitConstructor2.js]
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var __extends = (this && 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 Base = (function () {
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function Base(x) {
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this.a = 1;
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this.a = x;
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}
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return Base;
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})();
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var Derived = (function (_super) {
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__extends(Derived, _super);
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function Derived() {
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_super.apply(this, arguments);
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this.x = 1;
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this.y = 'hello';
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}
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return Derived;
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})(Base);
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var r = new Derived(); // error
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var r2 = new Derived(1);
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var r3 = new Derived(1, 2);
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var r4 = new Derived(1, 2, 3);
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var Base2 = (function () {
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function Base2(x) {
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this.a = x;
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}
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return Base2;
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})();
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var D = (function (_super) {
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__extends(D, _super);
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function D() {
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_super.apply(this, arguments);
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this.x = 2;
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this.y = null;
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}
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return D;
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})(Base2);
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var d = new D(); // error
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var d2 = new D(new Date()); // ok
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var d3 = new D(new Date(), new Date());
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var d4 = new D(new Date(), new Date(), new Date());
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