error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
parserMemberAccessorDeclaration15.ts(2,12): error TS2369: A parameter property is only allowed in a constructor implementation.


!!! error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
==== parserMemberAccessorDeclaration15.ts (1 errors) ====
    class C {
       set Foo(public a: number) { }
               ~~~~~~~~~~~~~~~~
!!! error TS2369: A parameter property is only allowed in a constructor implementation.
    }