output.js

var _x = babelHelpers.classPrivateFieldLooseKey("x");

var _m = babelHelpers.classPrivateFieldLooseKey("m");

var _self = babelHelpers.classPrivateFieldLooseKey("self");

var Foo = /*#__PURE__*/function () {
  "use strict";

  function Foo() {
    babelHelpers.classCallCheck(this, Foo);
  }

  babelHelpers.createClass(Foo, null, [{
    key: "getSelf",
    value: function getSelf() {
      return this;
    }
  }, {
    key: "test",
    value: function test() {
      var o = {
        Foo: Foo
      };
      var deep = {
        very: {
          o
        }
      };

      function fn() {
        return o;
      }

      function fnDeep() {
        return deep;
      }

      function f(o, r = (() => o === null || o === void 0 ? void 0 : babelHelpers.classPrivateFieldLooseBase(o.Foo, _m)[_m]())()) {
        return r;
      }

      function g(o, r = (() => o === null || o === void 0 ? void 0 : babelHelpers.classPrivateFieldLooseBase(babelHelpers.classPrivateFieldLooseBase(o.Foo, _self)[_self].getSelf(), _m)[_m])()?.()) {
        return r;
      }

      function h(fnDeep, r = (() => {
        var _fnDeep$very$o$Foo;

        return (_fnDeep$very$o$Foo = fnDeep?.().very.o?.Foo) === null || _fnDeep$very$o$Foo === void 0 ? void 0 : babelHelpers.classPrivateFieldLooseBase(_fnDeep$very$o$Foo, _m)[_m]();
      })()) {
        return r;
      }

      function i(fn, r = (() => {
        var _getSelf;

        return (_getSelf = (() => fn === null || fn === void 0 ? void 0 : babelHelpers.classPrivateFieldLooseBase(fn().Foo, _self)[_self])()?.getSelf()) === null || _getSelf === void 0 ? void 0 : babelHelpers.classPrivateFieldLooseBase(_getSelf.self, _m)[_m]();
      })()) {
        return r;
      }

      function j(fn, r = (() => babelHelpers.classPrivateFieldLooseBase(babelHelpers.classPrivateFieldLooseBase(fn().Foo, _self)[_self].getSelf().self, _m)[_m]?.())()) {
        return r;
      }

      f(o);
      g(o);
      h(fnDeep);
      i(fn);
      j(fn);
    }
  }]);
  return Foo;
}();

Object.defineProperty(Foo, _x, {
  writable: true,
  value: 1
});
Object.defineProperty(Foo, _m, {
  writable: true,
  value: function () {
    return babelHelpers.classPrivateFieldLooseBase(this, _x)[_x];
  }
});
Object.defineProperty(Foo, _self, {
  writable: true,
  value: Foo
});
Foo.self = Foo;
Foo.test();