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trie: fixup iterator

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This commit is contained in:
Felix Lange 2016-09-27 11:22:43 +02:00
parent ae9c64061f
commit 4f2b554b35
1 changed files with 5 additions and 5 deletions
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10
trie/iterator.go
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@ -127,11 +127,11 @@ func (it *NodeIterator) step() error {
if len(it.stack) == 0 { if len(it.stack) == 0 {
// Initialize the iterator if we've just started. // Initialize the iterator if we've just started.
root := it.trie.Hash() root := it.trie.Hash()
it.stack = append(it.stack, &nodeIteratorState{ state := &nodeIteratorState{node: it.trie.root, child: -1}
hash: root, if root != emptyRoot {
node: it.trie.root, state.hash = root
child: -1, }
}) it.stack = append(it.stack, state)
} else { } else {
// Continue iterating at the previous node otherwise. // Continue iterating at the previous node otherwise.
it.stack = it.stack[:len(it.stack)-1] it.stack = it.stack[:len(it.stack)-1]