Fix shortcut for single element (#353)

25a2a575 · Michael Zhou · GitHub · efa271ad · 25a2a575
Commit 25a2a575 authored Mar 30, 2021 by Michael Zhou Committed by GitHub Mar 30, 2021
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Lib_MerkleTree.sol ...ts/optimistic-ethereum/libraries/utils/Lib_MerkleTree.sol +1 -1

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--- a/packages/contracts/contracts/optimistic-ethereum/libraries/utils/Lib_MerkleTree.sol
+++ b/packages/contracts/contracts/optimistic-ethereum/libraries/utils/Lib_MerkleTree.sol
@@ -34,7 +34,7 @@ library Lib_MerkleTree {
            "Lib_MerkleTree: Must provide at least one leaf hash."
        );

-        if (_elements.length == 0) {
+        if (_elements.length == 1) {
            return _elements[0];
        }