error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.


!!! error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
==== decoratorOnClass9.ts (0 errors) ====
    declare var dec: any;
    
    class A {}
    
    // https://github.com/Microsoft/TypeScript/issues/16417
    @dec
    class B extends A {
        static x = 1;
        static y = B.x;
        m() {
            return B.x;
        }
    }