symbolProperty36.ts(3,5): error TS1117: An object literal cannot have multiple properties with the same name.


==== symbolProperty36.ts (1 errors) ====
    var x = {
        [Symbol.isConcatSpreadable]: 0,
        [Symbol.isConcatSpreadable]: 1
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS1117: An object literal cannot have multiple properties with the same name.
    }