//// [classOrder2.ts] class A extends B { foo() { this.bar(); } } class B { bar() { } } var a = new A(); a.foo(); //// [classOrder2.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 A = (function (_super) { __extends(A, _super); function A() { _super.apply(this, arguments); } A.prototype.foo = function () { this.bar(); }; return A; })(B); var B = (function () { function B() { } B.prototype.bar = function () { }; return B; })(); var a = new A(); a.foo();