(foo++)?.(); async () => { (await foo)?.(); } (+foo)?.(); +(+foo); class Foo extends (+Bar) {} class Foo extends (Bar ?? Baz) {} const foo = class extends (Bar ?? Baz) {} ;(1) ;(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa); (b + c)``; const foo = { ...(a || b) }; async function *f() { await (a || b); yield (a && b); } const a = () => ({}?.() && a); (list || list2)?.[(list || list2)];