usingDeclarations.13.ts(1,1): error TS1491: 'export' modifier cannot appear on a 'using' declaration.
usingDeclarations.13.ts(2,1): error TS1491: 'declare' modifier cannot appear on a 'using' declaration.


==== usingDeclarations.13.ts (2 errors) ====
    export using x = null;
    ~~~~~~
!!! error TS1491: 'export' modifier cannot appear on a 'using' declaration.
    declare using y: null;
    ~~~~~~~
!!! error TS1491: 'declare' modifier cannot appear on a 'using' declaration.
    