//// [classExtendingPrimitive2.ts] // classes cannot extend primitives class C4a extends void {} class C5a extends null { } //// [classExtendingPrimitive2.js] // classes cannot extend primitives var C4a = (function () { function C4a() { } return C4a; })(); void {}; var C5a = (function () { function C5a() { } return C5a; })(); null; { }