error TS5107: Option 'module=System' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.


!!! error TS5107: Option 'module=System' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
==== file1.ts (0 errors) ====
    export default function() {}
    
==== file2.ts (0 errors) ====
    export default function f() {}
    
==== file3.ts (0 errors) ====
    export default class C {}
    
==== file4.ts (0 errors) ====
    export default class {}