tests/cases/compiler/conditionalExpression1.ts(1,5): error TS2323: Type '{}' is not assignable to type 'boolean'.
tests/cases/compiler/conditionalExpression1.ts(1,19): error TS2367: No best common type exists between 'number' and 'string'.


==== tests/cases/compiler/conditionalExpression1.ts (2 errors) ====
    var x: boolean = (true ? 1 : ""); // should be an error
        ~
!!! error TS2323: Type '{}' is not assignable to type 'boolean'.
                      ~~~~~~~~~~~~~
!!! error TS2367: No best common type exists between 'number' and 'string'.