"use strict";
var _obj$a, _obj$b;
const obj = { a: { b: 0 } };
let test = obj === null || obj === void 0 || (_obj$a = obj.a) === null || _obj$a === void 0 ? true : delete _obj$a.b;
test = obj === null || obj === void 0 ? true : delete obj.a.b;
test = obj === null || obj === void 0 || (_obj$b = obj.b) === null || _obj$b === void 0 ? true : delete _obj$b.b;
obj === null || obj === void 0 ? true : delete obj.a;
