v/vlib/v/checker/tests/check_err_msg_with_generics.vv

import datatypes

type Result<T, U> = Err<U> | Ok<T>

struct Ok<T> {
	value T
}

struct Err<U> {
	value U
}

fn test_err_msg() {
	typ := datatypes.BSTree<Result<[]Token, Err<string>>>{}
	println(int(typ))
}