tests/cases/compiler/extendNonClassSymbol2.ts(5,17): error TS2304: Cannot find name 'Foo'.


==== tests/cases/compiler/extendNonClassSymbol2.ts (1 errors) ====
    function Foo() {
       this.x = 1;
    }
    var x = new Foo(); // legal, considered a constructor function
    class C extends Foo {} // error, could not find symbol Foo
                    ~~~
!!! error TS2304: Cannot find name 'Foo'.