func (it *TrieIterator) iterateNode(key []int, currentNode *ethutil.Value, cb EachCallback) {
if currentNode.Len() == 2 {
k := CompactDecode(currentNode.Get(0).Str())
pk := append(key, k...)
if currentNode.Get(1).Len() != 0 && currentNode.Get(1).Str() == "" {
it.iterateNode(pk, currentNode.Get(1), cb)
} else {
if k[len(k)-1] == 16 {
cb(DecodeCompact(pk), currentNode.Get(1))
} else {
it.fetchNode(pk, currentNode.Get(1).Bytes(), cb)
}
}
} else {
for i := 0; i < currentNode.Len(); i++ {
pk := append(key, i)
if i == 16 && currentNode.Get(i).Len() != 0 {
cb(DecodeCompact(pk), currentNode.Get(i))
} else {
if currentNode.Get(i).Len() != 0 && currentNode.Get(i).Str() == "" {
it.iterateNode(pk, currentNode.Get(i), cb)
} else {
val := currentNode.Get(i).Str()
if val != "" {
it.fetchNode(pk, []byte(val), cb)
}
}
}
}
}
}
// Some time in the near future this will need refactoring :-)
// XXX Note to self, IsSlice == inline node. Str == sha3 to node
func (it *TrieIterator) workNode(currentNode *ethutil.Value) {
if currentNode.Len() == 2 {
k := CompactDecode(currentNode.Get(0).Str())
if currentNode.Get(1).Str() == "" {
it.workNode(currentNode.Get(1))
} else {
if k[len(k)-1] == 16 {
it.values = append(it.values, currentNode.Get(1).Str())
} else {
it.shas = append(it.shas, currentNode.Get(1).Bytes())
it.getNode(currentNode.Get(1).Bytes())
}
}
} else {
for i := 0; i < currentNode.Len(); i++ {
if i == 16 && currentNode.Get(i).Len() != 0 {
it.values = append(it.values, currentNode.Get(i).Str())
} else {
if currentNode.Get(i).Str() == "" {
it.workNode(currentNode.Get(i))
} else {
val := currentNode.Get(i).Str()
if val != "" {
it.shas = append(it.shas, currentNode.Get(1).Bytes())
it.getNode([]byte(val))
}
}
}
}
}
}
