parameterDecoratorsEmitCrash.ts(6,17): error TS1206: Decorators are not valid here.


==== parameterDecoratorsEmitCrash.ts (1 errors) ====
    // https://github.com/microsoft/TypeScript/issues/58269
    declare var dec: any;
    
    export class C {
        @dec x: any;
        constructor(@dec x: any) {}
                    ~
!!! error TS1206: Decorators are not valid here.
    }
    