//// [inheritance.ts]
class B1 {
    public x;
}

class B2 {
    public x;
}


class D1 extends B1 {
}

class D2 extends B2 {
}


class N {
    public y:number;
}

class ND extends N { // any is assignable to number
    public y;
}

class Good {
    public f: () => number = function () { return 0; }
    public g() { return 0; }
}

class Baad extends Good {
    public f(): number { return 0; }
    public g(n: number) { return 0; }
}


//// [inheritance.js]
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var B1 = /** @class */ (function () {
    function B1() {
    }
    return B1;
}());
var B2 = /** @class */ (function () {
    function B2() {
    }
    return B2;
}());
var D1 = /** @class */ (function (_super) {
    __extends(D1, _super);
    function D1() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    return D1;
}(B1));
var D2 = /** @class */ (function (_super) {
    __extends(D2, _super);
    function D2() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    return D2;
}(B2));
var N = /** @class */ (function () {
    function N() {
    }
    return N;
}());
var ND = /** @class */ (function (_super) {
    __extends(ND, _super);
    function ND() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    return ND;
}(N));
var Good = /** @class */ (function () {
    function Good() {
        this.f = function () { return 0; };
    }
    Good.prototype.g = function () { return 0; };
    return Good;
}());
var Baad = /** @class */ (function (_super) {
    __extends(Baad, _super);
    function Baad() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    Baad.prototype.f = function () { return 0; };
    Baad.prototype.g = function (n) { return 0; };
    return Baad;
}(Good));