tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractWithInterface.ts(1,1): error TS1242: 'abstract' modifier can only appear on a class or method declaration.


==== tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractWithInterface.ts (1 errors) ====
    abstract interface I {}
    ~~~~~~~~
!!! error TS1242: 'abstract' modifier can only appear on a class or method declaration.