computedPropertyNamesContextualType8_ES5.ts(6,5): error TS2322: Type '{ [x: string]: string | number; }' is not assignable to type 'I'.
  'string' index signatures are incompatible.
    Type 'string | number' is not assignable to type 'boolean'.
      Type 'string' is not assignable to type 'boolean'.


==== computedPropertyNamesContextualType8_ES5.ts (1 errors) ====
    interface I {
        [s: string]: boolean;
        [s: number]: boolean;
    }
    
    var o: I = {
        ~
!!! error TS2322: Type '{ [x: string]: string | number; }' is not assignable to type 'I'.
!!! error TS2322:   'string' index signatures are incompatible.
!!! error TS2322:     Type 'string | number' is not assignable to type 'boolean'.
!!! error TS2322:       Type 'string' is not assignable to type 'boolean'.
        [""+"foo"]: "",
        [""+"bar"]: 0
    }