tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithObjectMembersAccessibility.ts(15,7): error TS2416: Class 'B' incorrectly extends base class 'A':
  Property 'foo' is private in type 'B' but not in type 'A'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithObjectMembersAccessibility.ts(23,7): error TS2416: Class 'B2' incorrectly extends base class 'A2':
  Property '1' is private in type 'B2' but not in type 'A2'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithObjectMembersAccessibility.ts(31,7): error TS2416: Class 'B3' incorrectly extends base class 'A3':
  Property ''1'' is private in type 'B3' but not in type 'A3'.


==== tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithObjectMembersAccessibility.ts (3 errors) ====
    // Derived member is private, base member is not causes errors
    
    class Base {
        foo: string;
    }
    
    class Derived extends Base {
        bar: string;
    }
    
    class A {
        public foo: Base;
    }
    
    class B extends A {
          ~
!!! error TS2416: Class 'B' incorrectly extends base class 'A':
!!! error TS2416:   Property 'foo' is private in type 'B' but not in type 'A'.
        private foo: Derived; // error
    }
    
    class A2 {
        public 1: Base; 
    }
    
    class B2 extends A2 {
          ~~
!!! error TS2416: Class 'B2' incorrectly extends base class 'A2':
!!! error TS2416:   Property '1' is private in type 'B2' but not in type 'A2'.
        private 1: Derived; // error
    }
    
    class A3 {
        public '1': Base;
    }
    
    class B3 extends A3 {
          ~~
!!! error TS2416: Class 'B3' incorrectly extends base class 'A3':
!!! error TS2416:   Property ''1'' is private in type 'B3' but not in type 'A3'.
        private '1': Derived; // error
    }