TypeScript/tests/baselines/reference/genericCallWithObjectTypeArgs2.js

//// [genericCallWithObjectTypeArgs2.ts]
class Base {
    x: string;
}
class Derived extends Base {
    y: string;
}
class Derived2 extends Base {
    z: string;
}

// returns {}[]
function f<T extends Base, U extends Base>(a: { x: T; y: U }) {
    return [a.x, a.y];
}

var r = f({ x: new Derived(), y: new Derived2() }); // {}[]
var r2 = f({ x: new Base(), y: new Derived2() }); // {}[]


function f2<T extends Base, U extends Base>(a: { x: T; y: U }) {
    return (x: T) => a.y;
}

var r3 = f2({ x: new Derived(), y: new Derived2() }); // Derived => Derived2

interface I<T, U> {
    x: T;
    y: U;
}

var i: I<Base, Derived>;
var r4 = f2(i); // Base => Derived

//// [genericCallWithObjectTypeArgs2.js]
var __extends = this.__extends || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    __.prototype = b.prototype;
    d.prototype = new __();
};
var Base = (function () {
    function Base() {
    }
    return Base;
})();
var Derived = (function (_super) {
    __extends(Derived, _super);
    function Derived() {
        _super.apply(this, arguments);
    }
    return Derived;
})(Base);
var Derived2 = (function (_super) {
    __extends(Derived2, _super);
    function Derived2() {
        _super.apply(this, arguments);
    }
    return Derived2;
})(Base);
// returns {}[]
function f(a) {
    return [a.x, a.y];
}
var r = f({ x: new Derived(), y: new Derived2() }); // {}[]
var r2 = f({ x: new Base(), y: new Derived2() }); // {}[]
function f2(a) {
    return function (x) { return a.y; };
}
var r3 = f2({ x: new Derived(), y: new Derived2() }); // Derived => Derived2
var i;
var r4 = f2(i); // Base => Derived