2014-07-13 01:04:16 +02:00
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//// [genericCallWithObjectTypeArgs2.ts]
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class Base {
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x: string;
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}
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class Derived extends Base {
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y: string;
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}
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class Derived2 extends Base {
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z: string;
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}
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// returns {}[]
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function f<T extends Base, U extends Base>(a: { x: T; y: U }) {
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return [a.x, a.y];
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}
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var r = f({ x: new Derived(), y: new Derived2() }); // {}[]
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var r2 = f({ x: new Base(), y: new Derived2() }); // {}[]
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function f2<T extends Base, U extends Base>(a: { x: T; y: U }) {
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return (x: T) => a.y;
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}
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var r3 = f2({ x: new Derived(), y: new Derived2() }); // Derived => Derived2
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interface I<T, U> {
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x: T;
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y: U;
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}
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var i: I<Base, Derived>;
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var r4 = f2(i); // Base => Derived
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//// [genericCallWithObjectTypeArgs2.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 Base = (function () {
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function Base() {
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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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}
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return Derived;
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})(Base);
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var Derived2 = (function (_super) {
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__extends(Derived2, _super);
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function Derived2() {
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_super.apply(this, arguments);
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}
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return Derived2;
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})(Base);
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2014-08-14 15:21:30 +02:00
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// returns {}[]
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2014-07-13 01:04:16 +02:00
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function f(a) {
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return [a.x, a.y];
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}
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2014-08-15 22:18:54 +02:00
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var r = f({ x: new Derived(), y: new Derived2() }); // {}[]
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var r2 = f({ x: new Base(), y: new Derived2() }); // {}[]
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2014-07-13 01:04:16 +02:00
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function f2(a) {
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return function (x) { return a.y; };
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}
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2014-08-15 22:18:54 +02:00
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var r3 = f2({ x: new Derived(), y: new Derived2() }); // Derived => Derived2
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2014-07-13 01:04:16 +02:00
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var i;
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2014-08-15 23:32:08 +02:00
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var r4 = f2(i); // Base => Derived
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