deployed to Sepolia; liqp-deployments.json

test/Deploy.sol

@@ -2,7 +2,7 @@
 pragma solidity ^0.8.30;
 
 import {IERC20} from "../lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol";
-import {IWETH9} from "../src/IWETH9.sol";
+import {NativeWrapper} from "../src/NativeWrapper.sol";
 import {PartyPlanner} from "../src/PartyPlanner.sol";
 import {PartyPool} from "../src/PartyPool.sol";
 import {PartyPoolBalancedPair} from "../src/PartyPoolBalancedPair.sol";
@@ -17,11 +17,11 @@ library Deploy {
     uint256 internal constant PROTOCOL_FEE_PPM = 100_000; // 10%
 
     function newPartyPlanner() internal returns (PartyPlanner) {
-        IWETH9 wrapper = new WETH9();
+        NativeWrapper wrapper = new WETH9();
         return newPartyPlanner(wrapper);
     }
 
-    function newPartyPlanner(IWETH9 wrapper) internal returns (PartyPlanner) {
+    function newPartyPlanner(NativeWrapper wrapper) internal returns (PartyPlanner) {
         return new PartyPlanner(
             wrapper,
             new PartyPoolSwapImpl(wrapper),
@@ -43,7 +43,7 @@ library Deploy {
         uint256 _flashFeePpm,
         bool _stable
     ) internal returns (PartyPool) {
-        IWETH9 wrapper = new WETH9();
+        NativeWrapper wrapper = new WETH9();
         return newPartyPool(name_, symbol_, tokens_, bases_, _kappa, _swapFeePpm, _flashFeePpm, wrapper, _stable);
     }
 
@@ -55,7 +55,7 @@ library Deploy {
         int128 _kappa,
         uint256 _swapFeePpm,
         uint256 _flashFeePpm,
-        IWETH9 wrapper,
+        NativeWrapper wrapper,
         bool _stable
     ) internal returns (PartyPool) {
         return _stable && tokens_.length == 2 ?
@@ -91,7 +91,7 @@ library Deploy {
 
 
     function newViewer() internal returns (PartyPoolViewer) {
-        IWETH9 wrapper = new WETH9();
+        NativeWrapper wrapper = new WETH9();
         return new PartyPoolViewer(new PartyPoolSwapImpl(wrapper), new PartyPoolMintImpl(wrapper));
     }
 }

test/NativeTest.t.sol

@@ -7,7 +7,7 @@ import "@abdk/ABDKMath64x64.sol";
 import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import "../src/LMSRStabilized.sol";
 import "../src/PartyPool.sol";
-import {IWETH9} from "../src/IWETH9.sol";
+import {NativeWrapper} from "../src/NativeWrapper.sol";
 import {PartyPlanner} from "../src/PartyPlanner.sol";
 import {Deploy} from "./Deploy.sol";
 import {PartyPoolViewer} from "../src/PartyPoolViewer.sol";
@@ -272,7 +272,7 @@ contract NativeTest is Test {
         uint256 aliceEthBefore = alice.balance;
 
         // Execute swapToLimit: token0 (index 0) -> WETH (index 2) with unwrap=true
-        (uint256 amountInUsed, uint256 amountOut, uint256 fee) = pool.swapToLimit(
+        (uint256 amountInUsed, uint256 amountOut, /*uint256 fee*/) = pool.swapToLimit(
             alice,      // payer
             alice,      // receiver
             0,          // inputTokenIndex (token0)

test/WETH9.sol

@@ -1,9 +1,9 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 pragma solidity ^0.8.30;
 
-import {IWETH9} from "../src/IWETH9.sol";
+import {NativeWrapper} from "../src/NativeWrapper.sol";
 
-contract WETH9 is IWETH9 {
+contract WETH9 is NativeWrapper {
     string public name = "Wrapped Ether";
     string public symbol = "WETH";
     uint8 public decimals = 18;