module main

const c_u16_size = sizeof(u16)
const c_u32_size = sizeof(u32)

pub enum DataKind as u8 {
    u8_array
}

union U16Bytes {
    value u16
    bytes [c_u16_size]u8
}

union U32Bytes {
    value u32
    bytes [c_u32_size]u8
}

fn test_main() {
    kind := DataKind.u8_array
    match kind {
        .u8_array {
            buf_4u8 := [c_u32_size]u8{}
            w := U32Bytes{
                bytes: buf_4u8
            }
            unsafe {
                assert w.bytes.len == c_u32_size
            }
        }
    }
}