parserForInStatement5.ts(1,10): error TS2404: The left-hand side of a 'for...in' statement cannot use a type annotation.
parserForInStatement5.ts(1,23): error TS2304: Cannot find name 'X'.


==== parserForInStatement5.ts (2 errors) ====
    for (var a: number in X) {
             ~
!!! error TS2404: The left-hand side of a 'for...in' statement cannot use a type annotation.
                          ~
!!! error TS2304: Cannot find name 'X'.
    }