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tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractInheritance.ts(13,7): error TS2515: Non-abstract class 'CC' does not implement inherited abstract member 'foo' from class 'AA'.
tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractInheritance.ts(15,7): error TS2515: Non-abstract class 'DD' does not implement inherited abstract member 'foo' from class 'BB'.
tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractInheritance.ts(19,7): error TS2515: Non-abstract class 'FF' does not implement inherited abstract member 'foo' from class 'CC'.
==== tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractInheritance.ts (3 errors) ====
abstract class A {}
abstract class B extends A {}
class C extends A {}
abstract class AA {
abstract foo();
}
abstract class BB extends AA {}
class CC extends AA {}
~~
!!! error TS2515: Non-abstract class 'CC' does not implement inherited abstract member 'foo' from class 'AA'.
class DD extends BB {}
~~
!!! error TS2515: Non-abstract class 'DD' does not implement inherited abstract member 'foo' from class 'BB'.
abstract class EE extends BB {}
class FF extends CC {}
~~
!!! error TS2515: Non-abstract class 'FF' does not implement inherited abstract member 'foo' from class 'CC'.
abstract class GG extends CC {}
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