feat: use mapping instead of array for oracle observations

reservoir-labs · Jan 22, 2024 · f7784a2 · f7784a2
1 parent 573a2db
commit f7784a2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ReservoirPair.sol b/src/ReservoirPair.sol
@@ -487,7 +487,7 @@ abstract contract ReservoirPair is IAssetManagedPair, ReservoirERC20 {
     string internal constant MAX_CHANGE_RATE_NAME = "Shared::maxChangeRate";
     string internal constant ORACLE_CALLER_NAME = "Shared::oracleCaller";
 
-    Observation[65_536] internal _observations;
+    mapping(uint16 => Observation) internal _observations;
 
     // maximum allowed rate of change of price per second
     // to mitigate oracle manipulation attacks in the face of post-merge ETH