// Can't reference a private field without an object assertThrowsInstanceOf(() => eval('#x'), SyntaxError); // Can't reference a private field without an enclosing class assertThrowsInstanceOf(() => eval('this.#x'), SyntaxError); // Can't reference a private field in a random function outside a class context assertThrowsInstanceOf( () => eval('function foo() { return this.#x'), SyntaxError); if (typeof reportCompare === 'function') reportCompare(0, 0);