// The first call is valid as it is passing a typed-constant to "takesExString" which expects a typed-constant as its first parameter.
// The second call is invalid as it passes an untyped-constant which has the same underlying type as the one expected (string)
func Call() {
	takesExString(external.ExStr)
	takesExString("hoge")         // want `passing untyped constant to parameter of defined type "github.com/jiftechnify/untypedconst/pkg/external.ExString"`
[..]