module main interface Value {} struct CreateRegionData { name string currency_code string tax_rate f32 tax_code string @[omitempty] countries []string includes_tax bool @[omitempty] } fn test_main() { rd := CreateRegionData{} id := 'bro' the_array := [Value(id), rd.name] println(the_array) assert '${the_array}' == "[Value('bro'), Value('')]" }