proc data(self: PackedDataContainer): PoolByteArray {.
gcsafe, locks: 0,
    raises: [Exception], tags: [RootEffect]
.}

proc data=(self: PackedDataContainer; val: PoolByteArray) {.
gcsafe, locks: 0,
    raises: [], tags: []
.}

proc pack(self: PackedDataContainer; value: Variant): Error {.
gcsafe, locks: 0,
    raises: [], tags: []
.}

proc size(self: PackedDataContainer): int64 {.
gcsafe, locks: 0, raises: [], tags: []
.}

method iterInit(self: PackedDataContainer; arg0: Array): Variant {.
gcsafe, locks: 0,
    base, raises: [], tags: []
.}

method iterGet(self: PackedDataContainer; arg0: Variant): Variant {.
gcsafe, locks: 0,
    base, raises: [], tags: []
.}

method iterNext(self: PackedDataContainer; arg0: Array): Variant {.
gcsafe, locks: 0,
    base, raises: [], tags: []
.}