save gas on loop

f299de75 · Will Cory · de1db2f7 · f299de75
Commit f299de75 authored Dec 09, 2022 by Will Cory
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AttestationStation.sol ...riphery/contracts/universal/op-nft/AttestationStation.sol +5 -1

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--- a/packages/contracts-periphery/contracts/universal/op-nft/AttestationStation.sol
+++ b/packages/contracts-periphery/contracts/universal/op-nft/AttestationStation.sol
@@ -44,8 +44,12 @@ contract AttestationStation is Initializable, Semver {
     * @param   _attestations  The array of attestation data.
     */
    function attest(AttestationData[] memory _attestations) public {
-        for (uint256 i = 0; i < _attestations.length; ++i) {
+        uint256 length = _attestations.length;
+        for (uint256 i = 0; i < length; ) {
            _attest(_attestations[i].about, _attestations[i].key, _attestations[i].val);
+            unchecked {
+                ++i;
+            }
        }
    }
 }