// Debugger.Frame.prototype.type on a normal function. load(libdir + "asserts.js"); const g = newGlobal({ newCompartment: true }); const dbg = Debugger(g); g.eval(` function f() {} `); let frame; dbg.onEnterFrame = function(f) { frame = f; assertEq(frame.type, "call"); }; g.f(); assertEq(!!frame, true); // Throws because the frame has terminated. assertThrowsInstanceOf(() => frame.type, Error);