struct GenericAliasStrBox[T] {
    val T
}

type GenericAliasStrIntBox = GenericAliasStrBox[int]
type GenericAliasStrNestedIntBox = GenericAliasStrIntBox

struct GenericAliasStrContainer {
    b      GenericAliasStrIntBox
    nested GenericAliasStrNestedIntBox
}

fn (b GenericAliasStrIntBox) str[T]() string {
    return 'alias generic str'
}

fn (b GenericAliasStrNestedIntBox) str[T]() string {
    return 'nested alias generic str'
}

fn main() {
    c := GenericAliasStrContainer{
        b:      GenericAliasStrIntBox{
            val: 1
        }
        nested: GenericAliasStrNestedIntBox{
            val: 2
        }
    }
    println(c)
}