ParameterList5.ts(1,15): error TS2355: A function whose declared type is neither 'undefined', 'void', nor 'any' must return a value.
ParameterList5.ts(1,16): error TS2369: A parameter property is only allowed in a constructor implementation.
ParameterList5.ts(1,16): error TS7006: Parameter 'B' implicitly has an 'any' type.
ParameterList5.ts(1,29): error TS2304: Cannot find name 'C'.


==== ParameterList5.ts (4 errors) ====
    function A(): (public B) => C {
                  ~~~~~~~~~~~~~~~
!!! error TS2355: A function whose declared type is neither 'undefined', 'void', nor 'any' must return a value.
                   ~~~~~~~~
!!! error TS2369: A parameter property is only allowed in a constructor implementation.
                   ~~~~~~~~
!!! error TS7006: Parameter 'B' implicitly has an 'any' type.
                                ~
!!! error TS2304: Cannot find name 'C'.
    }