spearbit L-04 (#840)

* spearbit L-04 * add more comments for clarity * fix comment
Uniswap · Aug 26, 2024 · 314102b · 314102b
1 parent dc6a1ee
commit 314102b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/libraries/Pool.sol b/src/libraries/Pool.sol
@@ -299,6 +299,7 @@ library Pool {
         state.liquidity = liquidityStart;
 
         // if the beforeSwap hook returned a valid fee override, use that as the LP fee, otherwise load from storage
+        // lpFee, swapFee, and protocolFee are all in pips
         {
             uint24 lpFee = params.lpFeeOverride.isOverride()
                 ? params.lpFeeOverride.removeOverrideFlagAndValidate()
@@ -315,6 +316,8 @@ library Pool {
             }
         }
 
+        // 0 is the fee amount that should be paid to the protocol
+        // swapFee is the pool's fee in pips (LP fee + protocol fee)
         if (params.amountSpecified == 0) return (BalanceDeltaLibrary.ZERO_DELTA, 0, swapFee, state);
 
         if (zeroForOne) {