Add private method tests

packages/babel-helper-member-expression-to-functions/src/index.js

@@ -52,7 +52,8 @@ function toNonOptional(path, base) {
 
     return t.callExpression(base, node.arguments);
   }
-  throw path.buildCodeFrameError(`Cannot make ${path.type} non-optional`);
+
+  return path.node;
 }
 
 const handle = {

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call-with-transform/exec.js

@@ -0,0 +1,122 @@
+class Foo {
+  static #x = 1;
+  static #m = function() { return this.#x; };
+  static #self = Foo;
+  static self = Foo;
+  static getSelf() { return this }
+
+  static test() {
+    const o = { Foo: Foo };
+    const deep = { very: { o } };
+    function fn() {
+      return o;
+    }
+    function fnDeep() {
+      return deep;
+    }
+
+    expect(o?.Foo.#m()).toEqual(1);
+    expect(o?.Foo.#m().toString).toEqual(1..toString);
+    expect(o?.Foo.#m().toString()).toEqual('1');
+
+    expect(deep?.very.o?.Foo.#m()).toEqual(1);
+    expect(deep?.very.o?.Foo.#m().toString).toEqual(1..toString);
+    expect(deep?.very.o?.Foo.#m().toString()).toEqual('1');
+
+    expect(o?.Foo.#self.#m()).toEqual(1);
+    expect(o?.Foo.#self.self.#m()).toEqual(1);
+    expect(o?.Foo.#self?.self.#m()).toEqual(1);
+    expect(o?.Foo.#self.self?.self.#m()).toEqual(1);
+    expect(o?.Foo.#self?.self?.self.#m()).toEqual(1);
+
+    expect(o?.Foo.#self.getSelf().#m()).toEqual(1);
+    expect(o?.Foo.#self.getSelf?.().#m()).toEqual(1);
+    expect(o?.Foo.#self?.getSelf().#m()).toEqual(1);
+    expect(o?.Foo.#self?.getSelf?.().#m()).toEqual(1);
+    expect(o?.Foo.#self.getSelf()?.self.#m()).toEqual(1);
+    expect(o?.Foo.#self.getSelf?.()?.self.#m()).toEqual(1);
+    expect(o?.Foo.#self?.getSelf()?.self.#m()).toEqual(1);
+    expect(o?.Foo.#self?.getSelf?.()?.self.#m()).toEqual(1);
+
+    expect(fn?.().Foo.#m()).toEqual(1);
+    expect(fn?.().Foo.#m().toString).toEqual(1..toString);
+    expect(fn?.().Foo.#m().toString()).toEqual('1');
+
+    expect(fnDeep?.().very.o?.Foo.#m()).toEqual(1);
+    expect(fnDeep?.().very.o?.Foo.#m().toString).toEqual(1..toString);
+    expect(fnDeep?.().very.o?.Foo.#m().toString()).toEqual('1');
+
+    expect(fn?.().Foo.#self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self.self?.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.self?.self.#m()).toEqual(1);
+
+    expect(fn?.().Foo.#self.getSelf().#m()).toEqual(1);
+    expect(fn?.().Foo.#self.getSelf?.().#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.getSelf().#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.getSelf?.().#m()).toEqual(1);
+    expect(fn?.().Foo.#self.getSelf()?.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self.getSelf?.()?.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.getSelf()?.self.#m()).toEqual(1);
+    expect(fn?.().Foo.#self?.getSelf?.()?.self.#m()).toEqual(1);
+  }
+
+  static testNull() {
+    const o = null;;
+    const deep = { very: { o } };
+    const fn = null;
+    function fnDeep() {
+      return deep;
+    }
+
+    expect(o?.Foo.#m()).toEqual(undefined);
+    expect(o?.Foo.#m().toString).toEqual(undefined);
+    expect(o?.Foo.#m().toString()).toEqual(undefined);
+
+    expect(deep?.very.o?.Foo.#m()).toEqual(undefined);
+    expect(deep?.very.o?.Foo.#m().toString).toEqual(undefined);
+    expect(deep?.very.o?.Foo.#m().toString()).toEqual(undefined);
+
+    expect(o?.Foo.#self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self.self?.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.self?.self.#m()).toEqual(undefined);
+
+    expect(o?.Foo.#self.getSelf().#m()).toEqual(undefined);
+    expect(o?.Foo.#self.getSelf?.().#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.getSelf().#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.getSelf?.().#m()).toEqual(undefined);
+    expect(o?.Foo.#self.getSelf()?.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self.getSelf?.()?.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.getSelf()?.self.#m()).toEqual(undefined);
+    expect(o?.Foo.#self?.getSelf?.()?.self.#m()).toEqual(undefined);
+
+    expect(fn?.().Foo.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#m().toString).toEqual(undefined);
+    expect(fn?.().Foo.#m().toString()).toEqual(undefined);
+
+    expect(fnDeep?.().very.o?.Foo.#m()).toEqual(undefined);
+    expect(fnDeep?.().very.o?.Foo.#m().toString).toEqual(undefined);
+    expect(fnDeep?.().very.o?.Foo.#m().toString()).toEqual(undefined);
+
+    expect(fn?.().Foo.#self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self.self?.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.self?.self.#m()).toEqual(undefined);
+
+    expect(fn?.().Foo.#self.getSelf().#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self.getSelf?.().#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.getSelf().#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.getSelf?.().#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self.getSelf()?.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self.getSelf?.()?.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.getSelf()?.self.#m()).toEqual(undefined);
+    expect(fn?.().Foo.#self?.getSelf?.()?.self.#m()).toEqual(undefined);
+  }
+}
+
+Foo.test();
+Foo.testNull();

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call-with-transform/input.js

@@ -0,0 +1,66 @@
+class Foo {
+  static #x = 1;
+  static #m = function() { return this.#x; };
+  static #self = Foo;
+  static self = Foo;
+  static getSelf() { return this }
+
+  static test() {
+    const o = { Foo: Foo };
+    const deep = { very: { o } };
+    function fn() {
+      return o;
+    }
+    function fnDeep() {
+      return deep;
+    }
+
+    o?.Foo.#m();
+    o?.Foo.#m().toString;
+    o?.Foo.#m().toString();
+
+    deep?.very.o?.Foo.#m();
+    deep?.very.o?.Foo.#m().toString;
+    deep?.very.o?.Foo.#m().toString();
+
+    o?.Foo.#self.#m();
+    o?.Foo.#self.self.#m();
+    o?.Foo.#self?.self.#m();
+    o?.Foo.#self.self?.self.#m();
+    o?.Foo.#self?.self?.self.#m();
+
+    o?.Foo.#self.getSelf().#m();
+    o?.Foo.#self.getSelf?.().#m();
+    o?.Foo.#self?.getSelf().#m();
+    o?.Foo.#self?.getSelf?.().#m();
+    o?.Foo.#self.getSelf()?.self.#m();
+    o?.Foo.#self.getSelf?.()?.self.#m();
+    o?.Foo.#self?.getSelf()?.self.#m();
+    o?.Foo.#self?.getSelf?.()?.self.#m();
+
+    fn?.().Foo.#m();
+    fn?.().Foo.#m().toString;
+    fn?.().Foo.#m().toString();
+
+    fnDeep?.().very.o?.Foo.#m();
+    fnDeep?.().very.o?.Foo.#m().toString;
+    fnDeep?.().very.o?.Foo.#m().toString();
+
+    fn?.().Foo.#self.#m();
+    fn?.().Foo.#self.self.#m();
+    fn?.().Foo.#self?.self.#m();
+    fn?.().Foo.#self.self?.self.#m();
+    fn?.().Foo.#self?.self?.self.#m();
+
+    fn?.().Foo.#self.getSelf().#m();
+    fn?.().Foo.#self.getSelf?.().#m();
+    fn?.().Foo.#self?.getSelf().#m();
+    fn?.().Foo.#self?.getSelf?.().#m();
+    fn?.().Foo.#self.getSelf()?.self.#m();
+    fn?.().Foo.#self.getSelf?.()?.self.#m();
+    fn?.().Foo.#self?.getSelf()?.self.#m();
+    fn?.().Foo.#self?.getSelf?.()?.self.#m();
+  }
+}
+
+Foo.test();

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call-with-transform/options.json

@@ -0,0 +1,6 @@
+{
+  "plugins": [
+    "proposal-optional-chaining",
+    ["proposal-class-properties", { "loose": true }]
+  ]
+}

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call-with-transform/output.js

@@ -0,0 +1,95 @@
+function _classPrivateFieldLooseBase(receiver, privateKey) { if (!Object.prototype.hasOwnProperty.call(receiver, privateKey)) { throw new TypeError("attempted to use private field on non-instance"); } return receiver; }
+
+var id = 0;
+
+function _classPrivateFieldLooseKey(name) { return "__private_" + id++ + "_" + name; }
+
+class Foo {
+  static getSelf() {
+    return this;
+  }
+
+  static test() {
+    var _o, _o2, _o3, _ref, _ref2, _ref3, _o4, _o5, _o6, _ref4, _o7, _ref5, _o8, _ref6, _o9, _o10, _classPrivateFieldLoo, _ref7, _o11, _ref8, _o12, _ref9, _ref10, _o13, _ref11, _o14, _classPrivateFieldLoo2, _ref12, _o15, _ref13, _o16, _ref14, _fn, _fn2, _fn3, _ref15, _ref16, _ref17, _fn4, _fn5, _fn6, _ref18, _fn7, _ref19, _fn8, _ref20, _fn9, _fn10, _classPrivateFieldLoo3, _ref21, _fn11, _ref22, _fn12, _ref23, _ref24, _fn13, _ref25, _fn14, _classPrivateFieldLoo4, _ref26, _fn15, _ref27, _fn16, _ref28, _ref29, _ref30, _ref31, _ref32, _ref33, _ref33$getSelf, _ref34, _ref35, _ref36, _ref37, _ref38, _ref38$getSelf;
+
+    const o = {
+      Foo: Foo
+    };
+    const deep = {
+      very: {
+        o
+      }
+    };
+
+    function fn() {
+      return o;
+    }
+
+    function fnDeep() {
+      return deep;
+    }
+
+    (_o = o) === null || _o === void 0 ? void 0 : _classPrivateFieldLooseBase(_o.Foo, _m)[_m]();
+    (_o2 = o) === null || _o2 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o2.Foo, _m)[_m]().toString;
+    (_o3 = o) === null || _o3 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o3.Foo, _m)[_m]().toString();
+    (_ref = deep === null || deep === void 0 ? void 0 : deep.very.o) === null || _ref === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref.Foo, _m)[_m]();
+    (_ref2 = deep === null || deep === void 0 ? void 0 : deep.very.o) === null || _ref2 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref2.Foo, _m)[_m]().toString;
+    (_ref3 = deep === null || deep === void 0 ? void 0 : deep.very.o) === null || _ref3 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref3.Foo, _m)[_m]().toString();
+    (_o4 = o) === null || _o4 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_o4.Foo, _self)[_self], _m)[_m]();
+    (_o5 = o) === null || _o5 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_o5.Foo, _self)[_self].self, _m)[_m]();
+    (_ref4 = (_o6 = o) === null || _o6 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o6.Foo, _self)[_self]) === null || _ref4 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref4.self, _m)[_m]();
+    (_ref5 = (_o7 = o) === null || _o7 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o7.Foo, _self)[_self].self) === null || _ref5 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref5.self, _m)[_m]();
+    (_ref6 = (_ref29 = (_o8 = o) === null || _o8 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o8.Foo, _self)[_self]) === null || _ref29 === void 0 ? void 0 : _ref29.self) === null || _ref6 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref6.self, _m)[_m]();
+    (_o9 = o) === null || _o9 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_o9.Foo, _self)[_self].getSelf(), _m)[_m]();
+    (_ref7 = (_o10 = o) === null || _o10 === void 0 ? void 0 : (_classPrivateFieldLoo = _classPrivateFieldLooseBase(_o10.Foo, _self)[_self]).getSelf) === null || _ref7 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref7.call(_classPrivateFieldLoo), _m)[_m]();
+    (_ref8 = (_o11 = o) === null || _o11 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o11.Foo, _self)[_self]) === null || _ref8 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref8.getSelf(), _m)[_m]();
+    (_ref9 = (_ref30 = _ref10 = (_o12 = o) === null || _o12 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o12.Foo, _self)[_self]) === null || _ref30 === void 0 ? void 0 : _ref30.getSelf) === null || _ref9 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref9.call(_ref10), _m)[_m]();
+    (_ref11 = (_o13 = o) === null || _o13 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o13.Foo, _self)[_self].getSelf()) === null || _ref11 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref11.self, _m)[_m]();
+    (_ref12 = (_ref31 = (_o14 = o) === null || _o14 === void 0 ? void 0 : (_classPrivateFieldLoo2 = _classPrivateFieldLooseBase(_o14.Foo, _self)[_self]).getSelf) === null || _ref31 === void 0 ? void 0 : _ref31.call(_classPrivateFieldLoo2)) === null || _ref12 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref12.self, _m)[_m]();
+    (_ref13 = (_ref32 = (_o15 = o) === null || _o15 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o15.Foo, _self)[_self]) === null || _ref32 === void 0 ? void 0 : _ref32.getSelf()) === null || _ref13 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref13.self, _m)[_m]();
+    (_ref14 = (_ref33 = (_o16 = o) === null || _o16 === void 0 ? void 0 : _classPrivateFieldLooseBase(_o16.Foo, _self)[_self]) === null || _ref33 === void 0 ? void 0 : (_ref33$getSelf = _ref33.getSelf) === null || _ref33$getSelf === void 0 ? void 0 : _ref33$getSelf.call(_ref33)) === null || _ref14 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref14.self, _m)[_m]();
+    (_fn = fn) === null || _fn === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn().Foo, _m)[_m]();
+    (_fn2 = fn) === null || _fn2 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn2().Foo, _m)[_m]().toString;
+    (_fn3 = fn) === null || _fn3 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn3().Foo, _m)[_m]().toString();
+    (_ref15 = fnDeep === null || fnDeep === void 0 ? void 0 : fnDeep().very.o) === null || _ref15 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref15.Foo, _m)[_m]();
+    (_ref16 = fnDeep === null || fnDeep === void 0 ? void 0 : fnDeep().very.o) === null || _ref16 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref16.Foo, _m)[_m]().toString;
+    (_ref17 = fnDeep === null || fnDeep === void 0 ? void 0 : fnDeep().very.o) === null || _ref17 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref17.Foo, _m)[_m]().toString();
+    (_fn4 = fn) === null || _fn4 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_fn4().Foo, _self)[_self], _m)[_m]();
+    (_fn5 = fn) === null || _fn5 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_fn5().Foo, _self)[_self].self, _m)[_m]();
+    (_ref18 = (_fn6 = fn) === null || _fn6 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn6().Foo, _self)[_self]) === null || _ref18 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref18.self, _m)[_m]();
+    (_ref19 = (_fn7 = fn) === null || _fn7 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn7().Foo, _self)[_self].self) === null || _ref19 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref19.self, _m)[_m]();
+    (_ref20 = (_ref34 = (_fn8 = fn) === null || _fn8 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn8().Foo, _self)[_self]) === null || _ref34 === void 0 ? void 0 : _ref34.self) === null || _ref20 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref20.self, _m)[_m]();
+    (_fn9 = fn) === null || _fn9 === void 0 ? void 0 : _classPrivateFieldLooseBase(_classPrivateFieldLooseBase(_fn9().Foo, _self)[_self].getSelf(), _m)[_m]();
+    (_ref21 = (_fn10 = fn) === null || _fn10 === void 0 ? void 0 : (_classPrivateFieldLoo3 = _classPrivateFieldLooseBase(_fn10().Foo, _self)[_self]).getSelf) === null || _ref21 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref21.call(_classPrivateFieldLoo3), _m)[_m]();
+    (_ref22 = (_fn11 = fn) === null || _fn11 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn11().Foo, _self)[_self]) === null || _ref22 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref22.getSelf(), _m)[_m]();
+    (_ref23 = (_ref35 = _ref24 = (_fn12 = fn) === null || _fn12 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn12().Foo, _self)[_self]) === null || _ref35 === void 0 ? void 0 : _ref35.getSelf) === null || _ref23 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref23.call(_ref24), _m)[_m]();
+    (_ref25 = (_fn13 = fn) === null || _fn13 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn13().Foo, _self)[_self].getSelf()) === null || _ref25 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref25.self, _m)[_m]();
+    (_ref26 = (_ref36 = (_fn14 = fn) === null || _fn14 === void 0 ? void 0 : (_classPrivateFieldLoo4 = _classPrivateFieldLooseBase(_fn14().Foo, _self)[_self]).getSelf) === null || _ref36 === void 0 ? void 0 : _ref36.call(_classPrivateFieldLoo4)) === null || _ref26 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref26.self, _m)[_m]();
+    (_ref27 = (_ref37 = (_fn15 = fn) === null || _fn15 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn15().Foo, _self)[_self]) === null || _ref37 === void 0 ? void 0 : _ref37.getSelf()) === null || _ref27 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref27.self, _m)[_m]();
+    (_ref28 = (_ref38 = (_fn16 = fn) === null || _fn16 === void 0 ? void 0 : _classPrivateFieldLooseBase(_fn16().Foo, _self)[_self]) === null || _ref38 === void 0 ? void 0 : (_ref38$getSelf = _ref38.getSelf) === null || _ref38$getSelf === void 0 ? void 0 : _ref38$getSelf.call(_ref38)) === null || _ref28 === void 0 ? void 0 : _classPrivateFieldLooseBase(_ref28.self, _m)[_m]();
+  }
+
+}
+
+var _x = _classPrivateFieldLooseKey("x");
+
+var _m = _classPrivateFieldLooseKey("m");
+
+var _self = _classPrivateFieldLooseKey("self");
+
+Object.defineProperty(Foo, _x, {
+  writable: true,
+  value: 1
+});
+Object.defineProperty(Foo, _m, {
+  writable: true,
+  value: function () {
+    return _classPrivateFieldLooseBase(this, _x)[_x];
+  }
+});
+Object.defineProperty(Foo, _self, {
+  writable: true,
+  value: Foo
+});
+Foo.self = Foo;
+Foo.test();

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call/input.js

@@ -0,0 +1,66 @@
+class Foo {
+  static #x = 1;
+  static #m = function() { return this.#x; };
+  static #self = Foo;
+  static self = Foo;
+  static getSelf() { return this }
+
+  static test() {
+    const o = { Foo: Foo };
+    const deep = { very: { o } };
+    function fn() {
+      return o;
+    }
+    function fnDeep() {
+      return deep;
+    }
+
+    o?.Foo.#m();
+    o?.Foo.#m().toString;
+    o?.Foo.#m().toString();
+
+    deep?.very.o?.Foo.#m();
+    deep?.very.o?.Foo.#m().toString;
+    deep?.very.o?.Foo.#m().toString();
+
+    o?.Foo.#self.#m();
+    o?.Foo.#self.self.#m();
+    o?.Foo.#self?.self.#m();
+    o?.Foo.#self.self?.self.#m();
+    o?.Foo.#self?.self?.self.#m();
+
+    o?.Foo.#self.getSelf().#m();
+    o?.Foo.#self.getSelf?.().#m();
+    o?.Foo.#self?.getSelf().#m();
+    o?.Foo.#self?.getSelf?.().#m();
+    o?.Foo.#self.getSelf()?.self.#m();
+    o?.Foo.#self.getSelf?.()?.self.#m();
+    o?.Foo.#self?.getSelf()?.self.#m();
+    o?.Foo.#self?.getSelf?.()?.self.#m();
+
+    fn?.().Foo.#m();
+    fn?.().Foo.#m().toString;
+    fn?.().Foo.#m().toString();
+
+    fnDeep?.().very.o?.Foo.#m();
+    fnDeep?.().very.o?.Foo.#m().toString;
+    fnDeep?.().very.o?.Foo.#m().toString();
+
+    fn?.().Foo.#self.#m();
+    fn?.().Foo.#self.self.#m();
+    fn?.().Foo.#self?.self.#m();
+    fn?.().Foo.#self.self?.self.#m();
+    fn?.().Foo.#self?.self?.self.#m();
+
+    fn?.().Foo.#self.getSelf().#m();
+    fn?.().Foo.#self.getSelf?.().#m();
+    fn?.().Foo.#self?.getSelf().#m();
+    fn?.().Foo.#self?.getSelf?.().#m();
+    fn?.().Foo.#self.getSelf()?.self.#m();
+    fn?.().Foo.#self.getSelf?.()?.self.#m();
+    fn?.().Foo.#self?.getSelf()?.self.#m();
+    fn?.().Foo.#self?.getSelf?.()?.self.#m();
+  }
+}
+
+Foo.test();

packages/babel-plugin-proposal-class-properties/test/fixtures/private-loose/optional-chain-private-call/options.json

@@ -0,0 +1,5 @@
+{
+  "plugins": [
+    ["proposal-class-properties", { "loose": true }]
+  ]
+}