Publish

- @0x/contracts-erc20@3.3.30
 - @0x/contracts-test-utils@5.4.21
 - @0x/contracts-treasury@1.4.13
 - @0x/contracts-utils@4.8.11
 - @0x/contracts-zero-ex@0.33.0
 - @0x/asset-swapper@16.60.0
 - @0x/contract-addresses@6.14.0
 - @0x/contract-wrappers@13.20.2
 - @0x/migrations@8.1.19
 - @0x/protocol-utils@11.13.0

.circleci/config.yml

@@ -19,7 +19,6 @@ jobs:
                   command: yarn --frozen-lockfile --ignore-engines install || yarn --frozen-lockfile --ignore-engines install
             - setup_remote_docker
             - run: yarn build:ci || yarn build:ci || yarn build:ci || yarn build:ci || yarn build:ci || yarn build:ci
-            - run: yarn build:ts || yarn build:ts || yarn build:ts || yarn build:ts || yarn build:ts || yarn build:ts
             - save_cache:
                   key: repo-{{ .Environment.CIRCLE_SHA1 }}
                   paths:

contracts/erc20/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "3.3.30",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "3.3.29",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1648739346,
         "version": "3.3.28",

contracts/erc20/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.3.30 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v3.3.29 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v3.3.28 - _March 31, 2022_
 
     * Dependencies updated

contracts/erc20/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc20",
-    "version": "3.3.28",
+    "version": "3.3.30",
     "engines": {
         "node": ">=6.12"
     },
@@ -53,8 +53,8 @@
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
         "@0x/contracts-gen": "^2.0.46",
-        "@0x/contracts-test-utils": "^5.4.19",
-        "@0x/contracts-utils": "^4.8.9",
+        "@0x/contracts-test-utils": "^5.4.21",
+        "@0x/contracts-utils": "^4.8.11",
         "@0x/dev-utils": "^4.2.14",
         "@0x/sol-compiler": "^4.8.1",
         "@0x/ts-doc-gen": "^0.0.28",

contracts/test-utils/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "5.4.21",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "5.4.20",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1648739346,
         "version": "5.4.19",

contracts/test-utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v5.4.21 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v5.4.20 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v5.4.19 - _March 31, 2022_
 
     * Dependencies updated

contracts/test-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-test-utils",
-    "version": "5.4.19",
+    "version": "5.4.21",
     "engines": {
         "node": ">=6.12"
     },
@@ -44,7 +44,7 @@
     "dependencies": {
         "@0x/assert": "^3.0.34",
         "@0x/base-contract": "^6.5.0",
-        "@0x/contract-addresses": "^6.12.1",
+        "@0x/contract-addresses": "^6.14.0",
         "@0x/dev-utils": "^4.2.14",
         "@0x/json-schemas": "^6.4.4",
         "@0x/order-utils": "^10.4.28",

contracts/treasury/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "1.4.13",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "1.4.12",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1648739346,
         "version": "1.4.11",

contracts/treasury/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.4.13 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v1.4.12 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v1.4.11 - _March 31, 2022_
 
     * Dependencies updated

contracts/treasury/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-treasury",
-    "version": "1.4.11",
+    "version": "1.4.13",
     "engines": {
         "node": ">=6.12"
     },
@@ -47,12 +47,12 @@
     "homepage": "https://github.com/0xProject/protocol/tree/main/contracts/treasury",
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
-        "@0x/contract-addresses": "^6.12.1",
+        "@0x/contract-addresses": "^6.14.0",
         "@0x/contracts-asset-proxy": "^3.7.19",
-        "@0x/contracts-erc20": "^3.3.28",
+        "@0x/contracts-erc20": "^3.3.30",
         "@0x/contracts-gen": "^2.0.46",
         "@0x/contracts-staking": "^2.0.45",
-        "@0x/contracts-test-utils": "^5.4.19",
+        "@0x/contracts-test-utils": "^5.4.21",
         "@0x/sol-compiler": "^4.8.1",
         "@0x/ts-doc-gen": "^0.0.28",
         "@0x/tslint-config": "^4.1.4",
@@ -73,7 +73,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.5.0",
-        "@0x/protocol-utils": "^1.11.2",
+        "@0x/protocol-utils": "^11.13.0",
         "@0x/subproviders": "^6.6.5",
         "@0x/types": "^3.3.6",
         "@0x/typescript-typings": "^5.3.1",

contracts/utils/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "4.8.11",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "4.8.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1648739346,
         "version": "4.8.9",

contracts/utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.8.11 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v4.8.10 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v4.8.9 - _March 31, 2022_
 
     * Dependencies updated

contracts/utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-utils",
-    "version": "4.8.9",
+    "version": "4.8.11",
     "engines": {
         "node": ">=6.12"
     },
@@ -52,7 +52,7 @@
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
         "@0x/contracts-gen": "^2.0.46",
-        "@0x/contracts-test-utils": "^5.4.19",
+        "@0x/contracts-test-utils": "^5.4.21",
         "@0x/dev-utils": "^4.2.14",
         "@0x/order-utils": "^10.4.28",
         "@0x/sol-compiler": "^4.8.1",

contracts/zero-ex/CHANGELOG.json

@@ -1,4 +1,24 @@
 [
+    {
+        "version": "0.33.0",
+        "changes": [
+            {
+                "note": "Add support for GMX and Platypus to bridge adapter",
+                "pr": 478
+            }
+        ],
+        "timestamp": 1652919697
+    },
+    {
+        "version": "0.32.0",
+        "changes": [
+            {
+                "note": "Add support for `BalancerV2Batch` fills in FQT",
+                "pr": 462
+            }
+        ],
+        "timestamp": 1650611093
+    },
     {
         "timestamp": 1648739346,
         "version": "0.31.2",

contracts/zero-ex/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v0.33.0 - _May 19, 2022_
+
+    * Add support for GMX and Platypus to bridge adapter (#478)
+
+## v0.32.0 - _April 22, 2022_
+
+    * Add support for `BalancerV2Batch` fills in FQT (#462)
+
 ## v0.31.2 - _March 31, 2022_
 
     * Dependencies updated

contracts/zero-ex/contracts/src/transformers/bridges/BridgeAdapter.sol

@@ -25,15 +25,15 @@ import "./BridgeProtocols.sol";
 import "./mixins/MixinAaveV2.sol";
 import "./mixins/MixinBalancer.sol";
 import "./mixins/MixinBalancerV2.sol";
+import "./mixins/MixinBalancerV2Batch.sol";
 import "./mixins/MixinBancor.sol";
-import "./mixins/MixinCoFiX.sol";
 import "./mixins/MixinCompound.sol";
 import "./mixins/MixinCurve.sol";
 import "./mixins/MixinCurveV2.sol";
 import "./mixins/MixinCryptoCom.sol";
 import "./mixins/MixinDodo.sol";
 import "./mixins/MixinDodoV2.sol";
-import "./mixins/MixinKyber.sol";
+import "./mixins/MixinGMX.sol";
 import "./mixins/MixinKyberDmm.sol";
 import "./mixins/MixinLido.sol";
 import "./mixins/MixinMakerPSM.sol";
@@ -41,6 +41,7 @@ import "./mixins/MixinMooniswap.sol";
 import "./mixins/MixinMStable.sol";
 import "./mixins/MixinNerve.sol";
 import "./mixins/MixinOasis.sol";
+import "./mixins/MixinPlatypus.sol";
 import "./mixins/MixinShell.sol";
 import "./mixins/MixinUniswap.sol";
 import "./mixins/MixinUniswapV2.sol";
@@ -52,15 +53,15 @@ contract BridgeAdapter is
     MixinAaveV2,
     MixinBalancer,
     MixinBalancerV2,
+    MixinBalancerV2Batch,
     MixinBancor,
-    MixinCoFiX,
     MixinCompound,
     MixinCurve,
     MixinCurveV2,
     MixinCryptoCom,
     MixinDodo,
     MixinDodoV2,
-    MixinKyber,
+    MixinGMX,
     MixinKyberDmm,
     MixinLido,
     MixinMakerPSM,
@@ -68,6 +69,7 @@ contract BridgeAdapter is
     MixinMStable,
     MixinNerve,
     MixinOasis,
+    MixinPlatypus,
     MixinShell,
     MixinUniswap,
     MixinUniswapV2,
@@ -80,20 +82,20 @@ contract BridgeAdapter is
         MixinBalancer()
         MixinBalancerV2()
         MixinBancor(weth)
-        MixinCoFiX()
         MixinCompound(weth)
         MixinCurve(weth)
         MixinCurveV2()
         MixinCryptoCom()
         MixinDodo()
         MixinDodoV2()
-        MixinKyber(weth)
+        MixinGMX()
         MixinLido(weth)
         MixinMakerPSM()
         MixinMooniswap(weth)
         MixinMStable()
         MixinNerve()
         MixinOasis()
+        MixinPlatypus()
         MixinShell()
         MixinUniswap(weth)
         MixinUniswapV2()
@@ -159,14 +161,12 @@ contract BridgeAdapter is
                 sellAmount,
                 order.bridgeData
             );
-        } else if (protocolId == BridgeProtocols.KYBER) {
-            boughtAmount = _tradeKyber(
-                sellToken,
-                buyToken,
+        } else if (protocolId == BridgeProtocols.BALANCERV2BATCH) {
+            boughtAmount = _tradeBalancerV2Batch(
                 sellAmount,
                 order.bridgeData
             );
-        } else if (protocolId == BridgeProtocols.MAKERPSM) {
+        }else if (protocolId == BridgeProtocols.MAKERPSM) {
             boughtAmount = _tradeMakerPsm(
                 sellToken,
                 buyToken,
@@ -225,13 +225,6 @@ contract BridgeAdapter is
                 sellAmount,
                 order.bridgeData
             );
-        } else if (protocolId == BridgeProtocols.COFIX) {
-            boughtAmount = _tradeCoFiX(
-                sellToken,
-                buyToken,
-                sellAmount,
-                order.bridgeData
-            );
         } else if (protocolId == BridgeProtocols.NERVE) {
             boughtAmount = _tradeNerve(
                 sellToken,
@@ -265,6 +258,18 @@ contract BridgeAdapter is
                 sellAmount,
                 order.bridgeData
             );
+        } else if (protocolId == BridgeProtocols.GMX) {
+            boughtAmount = _tradeGMX(
+                buyToken,
+                sellAmount,
+                order.bridgeData
+            );
+        } else if (protocolId == BridgeProtocols.PLATYPUS) {
+            boughtAmount = _tradePlatypus(
+                buyToken,
+                sellAmount,
+                order.bridgeData
+            );
         } else {
             boughtAmount = _tradeZeroExBridge(
                 sellToken,

contracts/zero-ex/contracts/src/transformers/bridges/BridgeProtocols.sol

@@ -27,29 +27,32 @@ library BridgeProtocols {
     // A incrementally increasing, append-only list of protocol IDs.
     // We don't use an enum so solidity doesn't throw when we pass in a
     // new protocol ID that hasn't been rolled up yet.
-    uint128 internal constant UNKNOWN     = 0;
-    uint128 internal constant CURVE       = 1;
-    uint128 internal constant UNISWAPV2   = 2;
-    uint128 internal constant UNISWAP     = 3;
-    uint128 internal constant BALANCER    = 4;
-    uint128 internal constant KYBER       = 5;
-    uint128 internal constant MOONISWAP   = 6;
-    uint128 internal constant MSTABLE     = 7;
-    uint128 internal constant OASIS       = 8;
-    uint128 internal constant SHELL       = 9;
-    uint128 internal constant DODO        = 10;
-    uint128 internal constant DODOV2      = 11;
-    uint128 internal constant CRYPTOCOM   = 12;
-    uint128 internal constant BANCOR      = 13;
-    uint128 internal constant COFIX       = 14;
-    uint128 internal constant NERVE       = 15;
-    uint128 internal constant MAKERPSM    = 16;
-    uint128 internal constant BALANCERV2  = 17;
-    uint128 internal constant UNISWAPV3   = 18;
-    uint128 internal constant KYBERDMM    = 19;
-    uint128 internal constant CURVEV2     = 20;
-    uint128 internal constant LIDO        = 21;
-    uint128 internal constant CLIPPER     = 22; // Not used: Clipper is now using PLP interface
-    uint128 internal constant AAVEV2      = 23;
-    uint128 internal constant COMPOUND    = 24;
+    uint128 internal constant UNKNOWN         = 0;
+    uint128 internal constant CURVE           = 1;
+    uint128 internal constant UNISWAPV2       = 2;
+    uint128 internal constant UNISWAP         = 3;
+    uint128 internal constant BALANCER        = 4;
+    uint128 internal constant KYBER           = 5;
+    uint128 internal constant MOONISWAP       = 6;
+    uint128 internal constant MSTABLE         = 7;
+    uint128 internal constant OASIS           = 8;
+    uint128 internal constant SHELL           = 9;
+    uint128 internal constant DODO            = 10;
+    uint128 internal constant DODOV2          = 11;
+    uint128 internal constant CRYPTOCOM       = 12;
+    uint128 internal constant BANCOR          = 13;
+    uint128 internal constant COFIX           = 14;
+    uint128 internal constant NERVE           = 15;
+    uint128 internal constant MAKERPSM        = 16;
+    uint128 internal constant BALANCERV2      = 17;
+    uint128 internal constant UNISWAPV3       = 18;
+    uint128 internal constant KYBERDMM        = 19;
+    uint128 internal constant CURVEV2         = 20;
+    uint128 internal constant LIDO            = 21;
+    uint128 internal constant CLIPPER         = 22; // Not used: Clipper is now using PLP interface
+    uint128 internal constant AAVEV2          = 23;
+    uint128 internal constant COMPOUND        = 24;
+    uint128 internal constant BALANCERV2BATCH = 25;
+    uint128 internal constant GMX             = 26;
+    uint128 internal constant PLATYPUS        = 27;
 }

contracts/zero-ex/contracts/src/transformers/bridges/mixins/MixinBalancerV2Batch.sol

@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+
+  Copyright 2020 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.6.5;
+pragma experimental ABIEncoderV2;
+
+import "@0x/contracts-erc20/contracts/src/v06/LibERC20TokenV06.sol";
+import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";
+
+
+interface IBalancerV2BatchSwapVault {
+
+    enum SwapKind { GIVEN_IN, GIVEN_OUT }
+
+    struct BatchSwapStep {
+        bytes32 poolId;
+        uint256 assetInIndex;
+        uint256 assetOutIndex;
+        uint256 amount;
+        bytes userData;
+    }
+
+    struct FundManagement {
+        address sender;
+        bool fromInternalBalance;
+        address payable recipient;
+        bool toInternalBalance;
+    }
+
+    function batchSwap(
+        SwapKind kind,
+        BatchSwapStep[] calldata swaps,
+        IERC20TokenV06[] calldata assets,
+        FundManagement calldata funds,
+        int256[] calldata limits,
+        uint256 deadline
+    ) external returns (int256[] memory amounts);
+}
+
+contract MixinBalancerV2Batch {
+
+    using LibERC20TokenV06 for IERC20TokenV06;
+
+    struct BalancerV2BatchBridgeData {
+        IBalancerV2BatchSwapVault vault;
+        IBalancerV2BatchSwapVault.BatchSwapStep[] swapSteps;
+        IERC20TokenV06[] assets;
+    }
+
+    function _tradeBalancerV2Batch(
+        uint256 sellAmount,
+        bytes memory bridgeData
+    )
+        internal
+        returns (uint256 boughtAmount)
+    {
+        // Decode the bridge data.
+        (
+            IBalancerV2BatchSwapVault vault,
+            IBalancerV2BatchSwapVault.BatchSwapStep[] memory swapSteps,
+            address[] memory assets_
+        ) = abi.decode(bridgeData, (IBalancerV2BatchSwapVault, IBalancerV2BatchSwapVault.BatchSwapStep[], address[]));
+        IERC20TokenV06[] memory assets;
+        assembly { assets := assets_ }
+
+        // Grant an allowance to the exchange to spend `fromTokenAddress` token.
+        assets[0].approveIfBelow(address(vault), sellAmount);
+
+        swapSteps[0].amount = sellAmount;
+        int256[] memory limits = new int256[](assets.length);
+        for (uint256 i = 0; i < limits.length; ++i) {
+            limits[i] = type(int256).max;
+        }
+
+        int256[] memory amounts = vault.batchSwap(
+            IBalancerV2BatchSwapVault.SwapKind.GIVEN_IN,
+            swapSteps,
+            assets,
+            IBalancerV2BatchSwapVault.FundManagement({
+                sender: address(this),
+                fromInternalBalance: false,
+                recipient: payable(address(this)),
+                toInternalBalance: false
+            }),
+            limits,
+            block.timestamp + 1
+        );
+        require(amounts[amounts.length - 1] <= 0, 'Unexpected BalancerV2Batch output');
+        return uint256(amounts[amounts.length - 1] * -1);
+    }
+}

contracts/zero-ex/contracts/src/transformers/bridges/mixins/MixinGMX.sol

@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: Apache-2.0
+
+/*
+  Copyright 2020 ZeroEx Intl.
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+    http://www.apache.org/licenses/LICENSE-2.0
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/
+
+pragma solidity ^0.6.5;
+pragma experimental ABIEncoderV2;
+
+import "@0x/contracts-erc20/contracts/src/v06/LibERC20TokenV06.sol";
+import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";
+import "@0x/contracts-utils/contracts/src/v06/LibSafeMathV06.sol";
+import "../IBridgeAdapter.sol";
+
+/*
+    UniswapV2
+*/
+interface IGmxRouter {
+
+    // /// @dev Swaps an exact amount of input tokens for as many output tokens as possible, along the route determined by the path.
+    // ///      The first element of path is the input token, the last is the output token, and any intermediate elements represent
+    // ///      intermediate pairs to trade through (if, for example, a direct pair does not exist).
+    // /// @param _path An array of token addresses. path.length must be >= 2. Pools for each consecutive pair of addresses must exist and have liquidity.
+    // /// @param _amountIn The amount of input tokens to send.
+    // /// @param _minOut The minimum amount of output tokens that must be received for the transaction not to revert.
+    // /// @param _reciever Recipient of the output tokens.
+    function swap(
+       address[] calldata _path, uint256 _amountIn, uint256 _minOut, address _receiver
+    ) external;
+}
+
+contract MixinGMX {
+
+    using LibERC20TokenV06 for IERC20TokenV06;
+    using LibSafeMathV06 for uint256;
+
+    function _tradeGMX(
+        IERC20TokenV06 buyToken,
+        uint256 sellAmount,
+        bytes memory bridgeData
+    )
+        public
+        returns (uint256 boughtAmount)
+    {
+        address _router;
+        address reader;
+        address vault;
+        address[] memory _path;
+        IGmxRouter router;
+        IERC20TokenV06[] memory path;
+
+        {
+            //decode the bridge data
+            (_router, reader, vault, _path) = abi.decode(bridgeData, (address, address, address, address[]));
+            // To get around `abi.decode()` not supporting interface array types.
+            assembly { path := _path }
+        }
+
+        require(path.length >= 2, "MixinGMX/PATH_LENGTH_MUST_BE_AT_LEAST_TWO");
+        require(
+            path[path.length - 1] == buyToken,
+            "MixinGMX/LAST_ELEMENT_OF_PATH_MUST_MATCH_OUTPUT_TOKEN"
+        );
+
+        //connect to the GMX router
+        router = IGmxRouter(_router);
+
+        // Grant the GMX router an allowance to sell the first token.
+        path[0].approveIfBelow(address(router), sellAmount);
+
+        //track the balance to know how much we bought
+        uint256 beforeBalance = buyToken.balanceOf(address(this));
+        router.swap(
+            // Convert to `buyToken` along this path.
+            _path,
+             // Sell all tokens we hold.
+            sellAmount,
+             // Minimum buy amount.
+            0,
+            // Recipient is `this`.
+            address(this)
+        );
+
+        //calculate the difference in balance from preswap->postswap to find how many tokens out
+        boughtAmount = buyToken.balanceOf(address(this)).safeSub(beforeBalance);
+
+        return boughtAmount;
+    }
+}

contracts/zero-ex/contracts/src/transformers/bridges/mixins/MixinPlatypus.sol

@@ -0,0 +1,79 @@
+pragma solidity ^0.6.5;
+pragma experimental ABIEncoderV2;
+
+import "@0x/contracts-erc20/contracts/src/v06/LibERC20TokenV06.sol";
+import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";
+import "@0x/contracts-utils/contracts/src/v06/LibSafeMathV06.sol";
+
+
+interface IPlatypusRouter {
+
+    function swapTokensForTokens(
+        address[] calldata tokenPath,
+        address[] calldata poolPath,
+        uint256 fromAmount,
+        uint256 minimumToAmount,
+        address to,
+        uint256 deadline
+    ) external returns (uint256 amountOut, uint256 haircut);
+}
+
+contract MixinPlatypus {
+
+    using LibERC20TokenV06 for IERC20TokenV06;
+    using LibSafeMathV06 for uint256;
+
+    function _tradePlatypus(
+        IERC20TokenV06 buyToken,
+        uint256 sellAmount,
+        bytes memory bridgeData
+    )
+        public
+        returns (uint256 boughtAmount)
+    {
+        IPlatypusRouter router;
+        address _router;
+        address[] memory _pool;
+        IERC20TokenV06[] memory path;
+        address[] memory _path;
+
+        {
+            (_router, _pool, _path) = abi.decode(bridgeData, (address, address[], address[]));
+
+            // To get around `abi.decode()` not supporting interface array types.
+            assembly { path := _path }
+        }
+
+        //connect to the ptp router
+        router = IPlatypusRouter(_router);
+
+        require(path.length >= 2, "MixinPlatypus/PATH_LENGTH_MUST_BE_AT_LEAST_TWO");
+        require(
+            path[path.length - 1] == buyToken,
+            "MixinPlatypus/LAST_ELEMENT_OF_PATH_MUST_MATCH_OUTPUT_TOKEN"
+        );
+        // Grant the Platypus router an allowance to sell the first token.
+        path[0].approveIfBelow(address(router), sellAmount);
+
+        //keep track of the previous balance to confirm amount out
+        uint256 beforeBalance = buyToken.balanceOf(address(this));
+
+        (uint256 amountOut, uint256 haircut) = router.swapTokensForTokens(
+            // Convert to `buyToken` along this path.
+            _path,
+            // pool to swap on
+            _pool,
+             // Sell all tokens we hold.
+            sellAmount,
+             // Minimum buy amount.
+            0,
+            // Recipient is `this`.
+            address(this),
+
+            block.timestamp + 1
+        );
+        //calculate the buy amount from the tokens we recieved
+        boughtAmount = buyToken.balanceOf(address(this)).safeSub(beforeBalance);
+        return boughtAmount;
+    }
+}

contracts/zero-ex/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-zero-ex",
-    "version": "0.31.2",
+    "version": "0.33.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -43,7 +43,7 @@
     "config": {
         "publicInterfaceContracts": "IZeroEx,ZeroEx,FullMigration,InitialMigration,IFlashWallet,IERC20Transformer,IOwnableFeature,ISimpleFunctionRegistryFeature,ITransformERC20Feature,FillQuoteTransformer,PayTakerTransformer,PositiveSlippageFeeTransformer,WethTransformer,OwnableFeature,SimpleFunctionRegistryFeature,TransformERC20Feature,AffiliateFeeTransformer,MetaTransactionsFeature,LogMetadataTransformer,BridgeAdapter,LiquidityProviderFeature,ILiquidityProviderFeature,NativeOrdersFeature,INativeOrdersFeature,FeeCollectorController,FeeCollector,CurveLiquidityProvider,BatchFillNativeOrdersFeature,IBatchFillNativeOrdersFeature,MultiplexFeature,IMultiplexFeature,OtcOrdersFeature,IOtcOrdersFeature",
         "abis:comment": "This list is auto-generated by contracts-gen. Don't edit manually.",
-        "abis": "./test/generated-artifacts/@(AffiliateFeeTransformer|BatchFillNativeOrdersFeature|BootstrapFeature|BridgeAdapter|BridgeProtocols|CurveLiquidityProvider|ERC1155OrdersFeature|ERC165Feature|ERC721OrdersFeature|FeeCollector|FeeCollectorController|FillQuoteTransformer|FixinCommon|FixinEIP712|FixinERC1155Spender|FixinERC721Spender|FixinProtocolFees|FixinReentrancyGuard|FixinTokenSpender|FlashWallet|FullMigration|FundRecoveryFeature|IBatchFillNativeOrdersFeature|IBootstrapFeature|IBridgeAdapter|IERC1155OrdersFeature|IERC1155Token|IERC165Feature|IERC20Bridge|IERC20Transformer|IERC721OrdersFeature|IERC721Token|IFeature|IFeeRecipient|IFlashWallet|IFundRecoveryFeature|ILiquidityProvider|ILiquidityProviderFeature|ILiquidityProviderSandbox|IMetaTransactionsFeature|IMooniswapPool|IMultiplexFeature|INativeOrdersEvents|INativeOrdersFeature|IOtcOrdersFeature|IOwnableFeature|IPancakeSwapFeature|IPropertyValidator|ISimpleFunctionRegistryFeature|IStaking|ITakerCallback|ITestSimpleFunctionRegistryFeature|ITokenSpenderFeature|ITransformERC20Feature|IUniswapFeature|IUniswapV2Pair|IUniswapV3Feature|IUniswapV3Pool|IZeroEx|InitialMigration|LibBootstrap|LibCommonRichErrors|LibERC1155OrdersStorage|LibERC20Transformer|LibERC721OrdersStorage|LibFeeCollector|LibLiquidityProviderRichErrors|LibMetaTransactionsRichErrors|LibMetaTransactionsStorage|LibMigrate|LibNFTOrder|LibNFTOrdersRichErrors|LibNativeOrder|LibNativeOrdersRichErrors|LibNativeOrdersStorage|LibOtcOrdersStorage|LibOwnableRichErrors|LibOwnableStorage|LibProxyRichErrors|LibProxyStorage|LibReentrancyGuardStorage|LibSignature|LibSignatureRichErrors|LibSimpleFunctionRegistryRichErrors|LibSimpleFunctionRegistryStorage|LibStorage|LibTransformERC20RichErrors|LibTransformERC20Storage|LibWalletRichErrors|LiquidityProviderFeature|LiquidityProviderSandbox|LogMetadataTransformer|MetaTransactionsFeature|MixinAaveV2|MixinBalancer|MixinBalancerV2|MixinBancor|MixinCoFiX|MixinCompound|MixinCryptoCom|MixinCurve|MixinCurveV2|MixinDodo|MixinDodoV2|MixinKyber|MixinKyberDmm|MixinLido|MixinMStable|MixinMakerPSM|MixinMooniswap|MixinNerve|MixinOasis|MixinShell|MixinUniswap|MixinUniswapV2|MixinUniswapV3|MixinZeroExBridge|MooniswapLiquidityProvider|MultiplexFeature|MultiplexLiquidityProvider|MultiplexOtc|MultiplexRfq|MultiplexTransformERC20|MultiplexUniswapV2|MultiplexUniswapV3|NFTOrders|NativeOrdersCancellation|NativeOrdersFeature|NativeOrdersInfo|NativeOrdersProtocolFees|NativeOrdersSettlement|OtcOrdersFeature|OwnableFeature|PancakeSwapFeature|PayTakerTransformer|PermissionlessTransformerDeployer|PositiveSlippageFeeTransformer|SimpleFunctionRegistryFeature|TestBridge|TestCallTarget|TestCurve|TestDelegateCaller|TestFeeCollectorController|TestFeeRecipient|TestFillQuoteTransformerBridge|TestFillQuoteTransformerExchange|TestFillQuoteTransformerHost|TestFixinProtocolFees|TestFixinTokenSpender|TestFullMigration|TestInitialMigration|TestLibNativeOrder|TestLibSignature|TestLiquidityProvider|TestMetaTransactionsNativeOrdersFeature|TestMetaTransactionsTransformERC20Feature|TestMigrator|TestMintTokenERC20Transformer|TestMintableERC1155Token|TestMintableERC20Token|TestMintableERC721Token|TestMooniswap|TestNFTOrderPresigner|TestNativeOrdersFeature|TestNoEthRecipient|TestOrderSignerRegistryWithContractWallet|TestPermissionlessTransformerDeployerSuicidal|TestPermissionlessTransformerDeployerTransformer|TestPropertyValidator|TestRfqOriginRegistration|TestSimpleFunctionRegistryFeatureImpl1|TestSimpleFunctionRegistryFeatureImpl2|TestStaking|TestTokenSpenderERC20Token|TestTransformERC20|TestTransformerBase|TestTransformerDeployerTransformer|TestTransformerHost|TestUniswapV2Factory|TestUniswapV2Pool|TestUniswapV3Factory|TestUniswapV3Feature|TestUniswapV3Pool|TestWeth|TestWethTransformerHost|TestZeroExFeature|TransformERC20Feature|Transformer|TransformerDeployer|UniswapFeature|UniswapV3Feature|WethTransformer|ZeroEx|ZeroExOptimized).json"
+        "abis": "./test/generated-artifacts/@(AffiliateFeeTransformer|BatchFillNativeOrdersFeature|BootstrapFeature|BridgeAdapter|BridgeProtocols|CurveLiquidityProvider|ERC1155OrdersFeature|ERC165Feature|ERC721OrdersFeature|FeeCollector|FeeCollectorController|FillQuoteTransformer|FixinCommon|FixinEIP712|FixinERC1155Spender|FixinERC721Spender|FixinProtocolFees|FixinReentrancyGuard|FixinTokenSpender|FlashWallet|FullMigration|FundRecoveryFeature|IBatchFillNativeOrdersFeature|IBootstrapFeature|IBridgeAdapter|IERC1155OrdersFeature|IERC1155Token|IERC165Feature|IERC20Bridge|IERC20Transformer|IERC721OrdersFeature|IERC721Token|IFeature|IFeeRecipient|IFlashWallet|IFundRecoveryFeature|ILiquidityProvider|ILiquidityProviderFeature|ILiquidityProviderSandbox|IMetaTransactionsFeature|IMooniswapPool|IMultiplexFeature|INativeOrdersEvents|INativeOrdersFeature|IOtcOrdersFeature|IOwnableFeature|IPancakeSwapFeature|IPropertyValidator|ISimpleFunctionRegistryFeature|IStaking|ITakerCallback|ITestSimpleFunctionRegistryFeature|ITokenSpenderFeature|ITransformERC20Feature|IUniswapFeature|IUniswapV2Pair|IUniswapV3Feature|IUniswapV3Pool|IZeroEx|InitialMigration|LibBootstrap|LibCommonRichErrors|LibERC1155OrdersStorage|LibERC20Transformer|LibERC721OrdersStorage|LibFeeCollector|LibLiquidityProviderRichErrors|LibMetaTransactionsRichErrors|LibMetaTransactionsStorage|LibMigrate|LibNFTOrder|LibNFTOrdersRichErrors|LibNativeOrder|LibNativeOrdersRichErrors|LibNativeOrdersStorage|LibOtcOrdersStorage|LibOwnableRichErrors|LibOwnableStorage|LibProxyRichErrors|LibProxyStorage|LibReentrancyGuardStorage|LibSignature|LibSignatureRichErrors|LibSimpleFunctionRegistryRichErrors|LibSimpleFunctionRegistryStorage|LibStorage|LibTransformERC20RichErrors|LibTransformERC20Storage|LibWalletRichErrors|LiquidityProviderFeature|LiquidityProviderSandbox|LogMetadataTransformer|MetaTransactionsFeature|MixinAaveV2|MixinBalancer|MixinBalancerV2|MixinBalancerV2Batch|MixinBancor|MixinCoFiX|MixinCompound|MixinCryptoCom|MixinCurve|MixinCurveV2|MixinDodo|MixinDodoV2|MixinGMX|MixinKyber|MixinKyberDmm|MixinLido|MixinMStable|MixinMakerPSM|MixinMooniswap|MixinNerve|MixinOasis|MixinPlatypus|MixinShell|MixinUniswap|MixinUniswapV2|MixinUniswapV3|MixinZeroExBridge|MooniswapLiquidityProvider|MultiplexFeature|MultiplexLiquidityProvider|MultiplexOtc|MultiplexRfq|MultiplexTransformERC20|MultiplexUniswapV2|MultiplexUniswapV3|NFTOrders|NativeOrdersCancellation|NativeOrdersFeature|NativeOrdersInfo|NativeOrdersProtocolFees|NativeOrdersSettlement|OtcOrdersFeature|OwnableFeature|PancakeSwapFeature|PayTakerTransformer|PermissionlessTransformerDeployer|PositiveSlippageFeeTransformer|SimpleFunctionRegistryFeature|TestBridge|TestCallTarget|TestCurve|TestDelegateCaller|TestFeeCollectorController|TestFeeRecipient|TestFillQuoteTransformerBridge|TestFillQuoteTransformerExchange|TestFillQuoteTransformerHost|TestFixinProtocolFees|TestFixinTokenSpender|TestFullMigration|TestInitialMigration|TestLibNativeOrder|TestLibSignature|TestLiquidityProvider|TestMetaTransactionsNativeOrdersFeature|TestMetaTransactionsTransformERC20Feature|TestMigrator|TestMintTokenERC20Transformer|TestMintableERC1155Token|TestMintableERC20Token|TestMintableERC721Token|TestMooniswap|TestNFTOrderPresigner|TestNativeOrdersFeature|TestNoEthRecipient|TestOrderSignerRegistryWithContractWallet|TestPermissionlessTransformerDeployerSuicidal|TestPermissionlessTransformerDeployerTransformer|TestPropertyValidator|TestRfqOriginRegistration|TestSimpleFunctionRegistryFeatureImpl1|TestSimpleFunctionRegistryFeatureImpl2|TestStaking|TestTokenSpenderERC20Token|TestTransformERC20|TestTransformerBase|TestTransformerDeployerTransformer|TestTransformerHost|TestUniswapV2Factory|TestUniswapV2Pool|TestUniswapV3Factory|TestUniswapV3Feature|TestUniswapV3Pool|TestWeth|TestWethTransformerHost|TestZeroExFeature|TransformERC20Feature|Transformer|TransformerDeployer|UniswapFeature|UniswapV3Feature|WethTransformer|ZeroEx|ZeroExOptimized).json"
     },
     "repository": {
         "type": "git",
@@ -56,10 +56,10 @@
     "homepage": "https://github.com/0xProject/protocol/tree/main/contracts/zero-ex",
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
-        "@0x/contract-addresses": "^6.12.1",
-        "@0x/contracts-erc20": "^3.3.28",
+        "@0x/contract-addresses": "^6.14.0",
+        "@0x/contracts-erc20": "^3.3.30",
         "@0x/contracts-gen": "^2.0.46",
-        "@0x/contracts-test-utils": "^5.4.19",
+        "@0x/contracts-test-utils": "^5.4.21",
         "@0x/dev-utils": "^4.2.14",
         "@0x/order-utils": "^10.4.28",
         "@0x/sol-compiler": "^4.8.1",
@@ -83,7 +83,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.5.0",
-        "@0x/protocol-utils": "^1.11.2",
+        "@0x/protocol-utils": "^11.13.0",
         "@0x/subproviders": "^6.6.5",
         "@0x/types": "^3.3.6",
         "@0x/typescript-typings": "^5.3.1",

contracts/zero-ex/test/artifacts.ts

@@ -101,6 +101,7 @@ import * as MetaTransactionsFeature from '../test/generated-artifacts/MetaTransa
 import * as MixinAaveV2 from '../test/generated-artifacts/MixinAaveV2.json';
 import * as MixinBalancer from '../test/generated-artifacts/MixinBalancer.json';
 import * as MixinBalancerV2 from '../test/generated-artifacts/MixinBalancerV2.json';
+import * as MixinBalancerV2Batch from '../test/generated-artifacts/MixinBalancerV2Batch.json';
 import * as MixinBancor from '../test/generated-artifacts/MixinBancor.json';
 import * as MixinCoFiX from '../test/generated-artifacts/MixinCoFiX.json';
 import * as MixinCompound from '../test/generated-artifacts/MixinCompound.json';
@@ -109,6 +110,7 @@ import * as MixinCurve from '../test/generated-artifacts/MixinCurve.json';
 import * as MixinCurveV2 from '../test/generated-artifacts/MixinCurveV2.json';
 import * as MixinDodo from '../test/generated-artifacts/MixinDodo.json';
 import * as MixinDodoV2 from '../test/generated-artifacts/MixinDodoV2.json';
+import * as MixinGMX from '../test/generated-artifacts/MixinGMX.json';
 import * as MixinKyber from '../test/generated-artifacts/MixinKyber.json';
 import * as MixinKyberDmm from '../test/generated-artifacts/MixinKyberDmm.json';
 import * as MixinLido from '../test/generated-artifacts/MixinLido.json';
@@ -117,6 +119,7 @@ import * as MixinMooniswap from '../test/generated-artifacts/MixinMooniswap.json
 import * as MixinMStable from '../test/generated-artifacts/MixinMStable.json';
 import * as MixinNerve from '../test/generated-artifacts/MixinNerve.json';
 import * as MixinOasis from '../test/generated-artifacts/MixinOasis.json';
+import * as MixinPlatypus from '../test/generated-artifacts/MixinPlatypus.json';
 import * as MixinShell from '../test/generated-artifacts/MixinShell.json';
 import * as MixinUniswap from '../test/generated-artifacts/MixinUniswap.json';
 import * as MixinUniswapV2 from '../test/generated-artifacts/MixinUniswapV2.json';
@@ -313,6 +316,7 @@ export const artifacts = {
     MixinAaveV2: MixinAaveV2 as ContractArtifact,
     MixinBalancer: MixinBalancer as ContractArtifact,
     MixinBalancerV2: MixinBalancerV2 as ContractArtifact,
+    MixinBalancerV2Batch: MixinBalancerV2Batch as ContractArtifact,
     MixinBancor: MixinBancor as ContractArtifact,
     MixinCoFiX: MixinCoFiX as ContractArtifact,
     MixinCompound: MixinCompound as ContractArtifact,
@@ -321,6 +325,7 @@ export const artifacts = {
     MixinCurveV2: MixinCurveV2 as ContractArtifact,
     MixinDodo: MixinDodo as ContractArtifact,
     MixinDodoV2: MixinDodoV2 as ContractArtifact,
+    MixinGMX: MixinGMX as ContractArtifact,
     MixinKyber: MixinKyber as ContractArtifact,
     MixinKyberDmm: MixinKyberDmm as ContractArtifact,
     MixinLido: MixinLido as ContractArtifact,
@@ -329,6 +334,7 @@ export const artifacts = {
     MixinMooniswap: MixinMooniswap as ContractArtifact,
     MixinNerve: MixinNerve as ContractArtifact,
     MixinOasis: MixinOasis as ContractArtifact,
+    MixinPlatypus: MixinPlatypus as ContractArtifact,
     MixinShell: MixinShell as ContractArtifact,
     MixinUniswap: MixinUniswap as ContractArtifact,
     MixinUniswapV2: MixinUniswapV2 as ContractArtifact,

contracts/zero-ex/test/wrappers.ts

@@ -99,6 +99,7 @@ export * from '../test/generated-wrappers/meta_transactions_feature';
 export * from '../test/generated-wrappers/mixin_aave_v2';
 export * from '../test/generated-wrappers/mixin_balancer';
 export * from '../test/generated-wrappers/mixin_balancer_v2';
+export * from '../test/generated-wrappers/mixin_balancer_v2_batch';
 export * from '../test/generated-wrappers/mixin_bancor';
 export * from '../test/generated-wrappers/mixin_co_fi_x';
 export * from '../test/generated-wrappers/mixin_compound';
@@ -107,6 +108,7 @@ export * from '../test/generated-wrappers/mixin_curve';
 export * from '../test/generated-wrappers/mixin_curve_v2';
 export * from '../test/generated-wrappers/mixin_dodo';
 export * from '../test/generated-wrappers/mixin_dodo_v2';
+export * from '../test/generated-wrappers/mixin_g_m_x';
 export * from '../test/generated-wrappers/mixin_kyber';
 export * from '../test/generated-wrappers/mixin_kyber_dmm';
 export * from '../test/generated-wrappers/mixin_lido';
@@ -115,6 +117,7 @@ export * from '../test/generated-wrappers/mixin_maker_p_s_m';
 export * from '../test/generated-wrappers/mixin_mooniswap';
 export * from '../test/generated-wrappers/mixin_nerve';
 export * from '../test/generated-wrappers/mixin_oasis';
+export * from '../test/generated-wrappers/mixin_platypus';
 export * from '../test/generated-wrappers/mixin_shell';
 export * from '../test/generated-wrappers/mixin_uniswap';
 export * from '../test/generated-wrappers/mixin_uniswap_v2';

contracts/zero-ex/tsconfig.json

@@ -132,6 +132,7 @@
         "test/generated-artifacts/MixinAaveV2.json",
         "test/generated-artifacts/MixinBalancer.json",
         "test/generated-artifacts/MixinBalancerV2.json",
+        "test/generated-artifacts/MixinBalancerV2Batch.json",
         "test/generated-artifacts/MixinBancor.json",
         "test/generated-artifacts/MixinCoFiX.json",
         "test/generated-artifacts/MixinCompound.json",
@@ -140,6 +141,7 @@
         "test/generated-artifacts/MixinCurveV2.json",
         "test/generated-artifacts/MixinDodo.json",
         "test/generated-artifacts/MixinDodoV2.json",
+        "test/generated-artifacts/MixinGMX.json",
         "test/generated-artifacts/MixinKyber.json",
         "test/generated-artifacts/MixinKyberDmm.json",
         "test/generated-artifacts/MixinLido.json",
@@ -148,6 +150,7 @@
         "test/generated-artifacts/MixinMooniswap.json",
         "test/generated-artifacts/MixinNerve.json",
         "test/generated-artifacts/MixinOasis.json",
+        "test/generated-artifacts/MixinPlatypus.json",
         "test/generated-artifacts/MixinShell.json",
         "test/generated-artifacts/MixinUniswap.json",
         "test/generated-artifacts/MixinUniswapV2.json",

packages/asset-swapper/CHANGELOG.json

@@ -1,4 +1,130 @@
 [
+    {
+        "version": "16.60.0",
+        "changes": [
+            {
+                "note": "Add BiSwap on BSC",
+                "pr": 467
+            },
+            {
+                "note": "Add GMX and Platypus on Avalanche and Enable KyberDMM on bsc",
+                "pr": 478
+            },
+            {
+                "note": "Add Yoshi Exchange support in Fantom",
+                "pr": 473
+            },
+            {
+                "note": "Fix KyberDMM gas underestimation",
+                "pr": 479
+            }
+        ],
+        "timestamp": 1652919697
+    },
+    {
+        "version": "16.59.0",
+        "changes": [
+            {
+                "note": "Remove SnowSwap on mainnet",
+                "pr": 468
+            },
+            {
+                "note": "Offboard Swerve Finance and LinkSwap",
+                "pr": 469
+            },
+            {
+                "note": "Offboard Eth2Dai",
+                "pr": 470
+            },
+            {
+                "note": "Add an optional IRfqClient for SwapQuoter#getSwapQuoteAsync",
+                "pr": 467
+            }
+        ],
+        "timestamp": 1652400434
+    },
+    {
+        "version": "16.58.0",
+        "changes": [
+            {
+                "note": "Update Saddle pools on Mainnet",
+                "pr": 450
+            }
+        ]
+    },
+    {
+        "version": "16.57.3",
+        "changes": [
+            {
+                "note": "Fix a runtime error related to BalancerV2SwapInfoCache",
+                "pr": 472
+            }
+        ],
+        "timestamp": 1652146864
+    },
+    {
+        "version": "16.57.2",
+        "changes": [
+            {
+                "note": "Fix missing AMM quotes on indicative Quote Reports",
+                "pr": 466
+            }
+        ],
+        "timestamp": 1651526551
+    },
+    {
+        "version": "16.57.1",
+        "changes": [
+            {
+                "note": "Added QUICK/ANY pair on Polygon",
+                "pr": 464
+            },
+            {
+                "note": "Added cvxFXS/FXS curve pool on mainnet",
+                "pr": 465
+            }
+        ]
+    },
+    {
+        "version": "16.57.0",
+        "changes": [
+            {
+                "note": "Add BalancerV2 batch swap support",
+                "pr": 462
+            }
+        ],
+        "timestamp": 1650611093
+    },
+    {
+        "version": "16.56.0",
+        "changes": [
+            {
+                "note": "Add estimatedGas to ExtendedQuoteReport",
+                "pr": 463
+            }
+        ],
+        "timestamp": 1650575781
+    },
+    {
+        "version": "16.55.0",
+        "changes": [
+            {
+                "note": "Fix fillRfqOrder VIP being used for swaps that need transformERC20",
+                "pr": 461
+            }
+        ],
+        "timestamp": 1649347667
+    },
+    {
+        "version": "16.54.0",
+        "changes": [
+            {
+                "note": "Add true VIP support for eligible RFQt swaps",
+                "pr": 458
+            }
+        ],
+        "timestamp": 1649215576
+    },
     {
         "version": "16.53.0",
         "changes": [

packages/asset-swapper/CHANGELOG.md

@@ -5,6 +5,53 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v16.60.0 - _May 19, 2022_
+
+    * Add BiSwap on BSC (#467)
+    * Add GMX and Platypus on Avalanche and Enable KyberDMM on bsc (#478)
+    * Add Yoshi Exchange support in Fantom (#473)
+    * Fix KyberDMM gas underestimation (#479)
+
+## v16.59.0 - _May 13, 2022_
+
+    * Remove SnowSwap on mainnet (#468)
+    * Offboard Swerve Finance and LinkSwap (#469)
+    * Offboard Eth2Dai (#470)
+    * Add an optional IRfqClient for SwapQuoter#getSwapQuoteAsync (#467)
+
+## v16.58.0 - _Invalid date_
+
+    * Update Saddle pools on Mainnet (#450)
+
+## v16.57.3 - _May 10, 2022_
+
+    * Fix a runtime error related to BalancerV2SwapInfoCache (#472)
+
+## v16.57.2 - _May 2, 2022_
+
+    * Fix missing AMM quotes on indicative Quote Reports (#466)
+
+## v16.57.1 - _Invalid date_
+
+    * Added QUICK/ANY pair on Polygon (#464)
+    * Added cvxFXS/FXS curve pool on mainnet (#465)
+
+## v16.57.0 - _April 22, 2022_
+
+    * Add BalancerV2 batch swap support (#462)
+
+## v16.56.0 - _April 21, 2022_
+
+    * Add estimatedGas to ExtendedQuoteReport (#463)
+
+## v16.55.0 - _April 7, 2022_
+
+    * Fix fillRfqOrder VIP being used for swaps that need transformERC20 (#461)
+
+## v16.54.0 - _April 6, 2022_
+
+    * Add true VIP support for eligible RFQt swaps (#458)
+
 ## v16.53.0 - _March 31, 2022_
 
     * Adds support for STG/USDC pool on Curve Mainnet (#451)

packages/asset-swapper/compiler.json

@@ -6,7 +6,7 @@
     "shouldSaveStandardInput": true,
     "compilerSettings": {
         "evmVersion": "istanbul",
-        "optimizer": { "enabled": true, "runs": 200, "details": { "yul": true, "deduplicate": true } },
+        "optimizer": { "enabled": true, "runs": 200, "details": { "yul": false, "deduplicate": true } },
         "outputSelection": {
             "*": {
                 "*": [

packages/asset-swapper/contracts/src/BalancerV2BatchSampler.sol

@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+
+  Copyright 2021 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+import "./interfaces/IBalancerV2Vault.sol";
+import "./BalancerV2Common.sol";
+
+contract BalancerV2BatchSampler is BalancerV2Common {
+
+    // Replaces amount for first step with each takerTokenAmount and calls queryBatchSwap using supplied steps
+    /// @dev Sample sell quotes from Balancer V2 supporting multihops.
+    /// @param swapSteps Array of swap steps (can be >= 1).
+    /// @param swapAssets Array of token address for swaps.
+    /// @param takerTokenAmounts Taker token sell amount for each sample.
+    function sampleMultihopSellsFromBalancerV2(
+        IBalancerV2Vault vault,
+        IBalancerV2Vault.BatchSwapStep[] memory swapSteps,
+        address[] memory swapAssets,
+        uint256[] memory takerTokenAmounts
+    )
+        public
+        returns (uint256[] memory makerTokenAmounts)
+    {
+        uint256 numSamples = takerTokenAmounts.length;
+        makerTokenAmounts = new uint256[](numSamples);
+        IBalancerV2Vault.FundManagement memory swapFunds =
+            _createSwapFunds();
+
+        for (uint256 i = 0; i < numSamples; i++) {
+            swapSteps[0].amount = takerTokenAmounts[i];
+            try
+                // For sells we specify the takerToken which is what the vault will receive from the trade
+                vault.queryBatchSwap(IBalancerV2Vault.SwapKind.GIVEN_IN, swapSteps, swapAssets, swapFunds)
+            // amounts represent pool balance deltas from the swap (incoming balance, outgoing balance)
+            returns (int256[] memory amounts) {
+                // Outgoing balance is negative so we need to flip the sign
+                // Note - queryBatchSwap will return a delta for each token in the assets array and last asset should be tokenOut
+                int256 amountOutFromPool = amounts[amounts.length - 1] * -1;
+                if (amountOutFromPool <= 0) {
+                    break;
+                }
+                makerTokenAmounts[i] = uint256(amountOutFromPool);
+            } catch {
+                // Swallow failures, leaving all results as zero.
+                break;
+            }
+        }
+    }
+
+    // Replaces amount for first step with each makerTokenAmount and calls queryBatchSwap using supplied steps
+    /// @dev Sample buy quotes from Balancer V2 supporting multihops.
+    /// @param swapSteps Array of swap steps (can be >= 1).
+    /// @param swapAssets Array of token address for swaps.
+    /// @param makerTokenAmounts Maker token buy amount for each sample.
+    function sampleMultihopBuysFromBalancerV2(
+        IBalancerV2Vault vault,
+        IBalancerV2Vault.BatchSwapStep[] memory swapSteps,
+        address[] memory swapAssets,
+        uint256[] memory makerTokenAmounts
+    )
+        public
+        returns (uint256[] memory takerTokenAmounts)
+    {
+        uint256 numSamples = makerTokenAmounts.length;
+        takerTokenAmounts = new uint256[](numSamples);
+        IBalancerV2Vault.FundManagement memory swapFunds =
+            _createSwapFunds();
+
+        for (uint256 i = 0; i < numSamples; i++) {
+            swapSteps[0].amount = makerTokenAmounts[i];
+            try
+                // Uses GIVEN_OUT type for Buy
+                vault.queryBatchSwap(IBalancerV2Vault.SwapKind.GIVEN_OUT, swapSteps, swapAssets, swapFunds)
+            // amounts represent pool balance deltas from the swap (incoming balance, outgoing balance)
+            returns (int256[] memory amounts) {
+                int256 amountIntoPool = amounts[0];
+                if (amountIntoPool <= 0) {
+                    break;
+                }
+                takerTokenAmounts[i] = uint256(amountIntoPool);
+            } catch {
+                // Swallow failures, leaving all results as zero.
+                break;
+            }
+        }
+    }
+}

packages/asset-swapper/contracts/src/BalancerV2Common.sol

@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+
+  Copyright 2021 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+import "./interfaces/IBalancerV2Vault.sol";
+
+
+contract BalancerV2Common {
+
+    function _createSwapFunds()
+        internal
+        view
+        returns (IBalancerV2Vault.FundManagement memory)
+    {
+        return
+            IBalancerV2Vault.FundManagement({
+                sender: address(this),
+                fromInternalBalance: false,
+                recipient: payable(address(this)),
+                toInternalBalance: false
+            });
+    }
+}

packages/asset-swapper/contracts/src/BalancerV2Sampler.sol

@@ -21,44 +21,11 @@ pragma solidity ^0.6;
 pragma experimental ABIEncoderV2;
 
 import "./SamplerUtils.sol";
+import "./interfaces/IBalancerV2Vault.sol";
+import "./BalancerV2Common.sol";
 
-/// @dev Minimal Balancer V2 Vault interface
-///      for documentation refer to https://github.com/balancer-labs/balancer-core-v2/blob/master/contracts/vault/interfaces/IVault.sol
-interface IBalancerV2Vault {
-    enum SwapKind { GIVEN_IN, GIVEN_OUT }
 
-    struct BatchSwapStep {
-        bytes32 poolId;
-        uint256 assetInIndex;
-        uint256 assetOutIndex;
-        uint256 amount;
-        bytes userData;
-    }
-
-    struct FundManagement {
-        address sender;
-        bool fromInternalBalance;
-        address payable recipient;
-        bool toInternalBalance;
-    }
-
-    function queryBatchSwap(
-        SwapKind kind,
-        BatchSwapStep[] calldata swaps,
-        IAsset[] calldata assets,
-        FundManagement calldata funds
-    ) external returns (int256[] memory assetDeltas);
-}
-interface IAsset {
-    // solhint-disable-previous-line no-empty-blocks
-}
-
-contract BalancerV2Sampler is SamplerUtils {
-
-    struct BalancerV2PoolInfo {
-        bytes32 poolId;
-        address vault;
-    }
+contract BalancerV2Sampler is SamplerUtils, BalancerV2Common {
 
     /// @dev Sample sell quotes from Balancer V2.
     /// @param poolInfo Struct with pool related data
@@ -68,7 +35,7 @@ contract BalancerV2Sampler is SamplerUtils {
     /// @return makerTokenAmounts Maker amounts bought at each taker token
     ///         amount.
     function sampleSellsFromBalancerV2(
-        BalancerV2PoolInfo memory poolInfo,
+        IBalancerV2Vault.BalancerV2PoolInfo memory poolInfo,
         address takerToken,
         address makerToken,
         uint256[] memory takerTokenAmounts
@@ -78,9 +45,9 @@ contract BalancerV2Sampler is SamplerUtils {
     {
         _assertValidPair(makerToken, takerToken);
         IBalancerV2Vault vault = IBalancerV2Vault(poolInfo.vault);
-        IAsset[] memory swapAssets = new IAsset[](2);
-        swapAssets[0] = IAsset(takerToken);
-        swapAssets[1] = IAsset(makerToken);
+        address[] memory swapAssets = new address[](2);
+        swapAssets[0] = takerToken;
+        swapAssets[1] = makerToken;
 
         uint256 numSamples = takerTokenAmounts.length;
         makerTokenAmounts = new uint256[](numSamples);
@@ -97,7 +64,7 @@ contract BalancerV2Sampler is SamplerUtils {
             // amounts represent pool balance deltas from the swap (incoming balance, outgoing balance)
             returns (int256[] memory amounts) {
                 // Outgoing balance is negative so we need to flip the sign
-                int256 amountOutFromPool = amounts[1] * -1;
+                int256 amountOutFromPool = amounts[amounts.length - 1] * -1;
                 if (amountOutFromPool <= 0) {
                     break;
                 }
@@ -117,7 +84,7 @@ contract BalancerV2Sampler is SamplerUtils {
     /// @return takerTokenAmounts Taker amounts sold at each maker token
     ///         amount.
     function sampleBuysFromBalancerV2(
-        BalancerV2PoolInfo memory poolInfo,
+        IBalancerV2Vault.BalancerV2PoolInfo memory poolInfo,
         address takerToken,
         address makerToken,
         uint256[] memory makerTokenAmounts
@@ -127,9 +94,9 @@ contract BalancerV2Sampler is SamplerUtils {
     {
         _assertValidPair(makerToken, takerToken);
         IBalancerV2Vault vault = IBalancerV2Vault(poolInfo.vault);
-        IAsset[] memory swapAssets = new IAsset[](2);
-        swapAssets[0] = IAsset(takerToken);
-        swapAssets[1] = IAsset(makerToken);
+        address[] memory swapAssets = new address[](2);
+        swapAssets[0] = takerToken;
+        swapAssets[1] = makerToken;
 
         uint256 numSamples = makerTokenAmounts.length;
         takerTokenAmounts = new uint256[](numSamples);
@@ -157,7 +124,7 @@ contract BalancerV2Sampler is SamplerUtils {
     }
 
     function _createSwapSteps(
-        BalancerV2PoolInfo memory poolInfo,
+        IBalancerV2Vault.BalancerV2PoolInfo memory poolInfo,
         uint256 amount
     ) private pure returns (IBalancerV2Vault.BatchSwapStep[] memory) {
         IBalancerV2Vault.BatchSwapStep[] memory swapSteps =
@@ -172,18 +139,4 @@ contract BalancerV2Sampler is SamplerUtils {
 
         return swapSteps;
     }
-
-    function _createSwapFunds()
-        private
-        view
-        returns (IBalancerV2Vault.FundManagement memory)
-    {
-        return
-            IBalancerV2Vault.FundManagement({
-                sender: address(this),
-                fromInternalBalance: false,
-                recipient: payable(address(this)),
-                toInternalBalance: false
-            });
-    }
 }

packages/asset-swapper/contracts/src/BancorSampler.sol

@@ -22,9 +22,8 @@ pragma experimental ABIEncoderV2;
 
 import "./interfaces/IBancor.sol";
 
-contract CompilerHack {}
 
-contract BancorSampler is CompilerHack {
+contract BancorSampler {
 
     /// @dev Base gas limit for Bancor calls.
     uint256 constant private BANCOR_CALL_GAS = 300e3; // 300k

packages/asset-swapper/contracts/src/ERC20BridgeSampler.sol

@@ -22,20 +22,22 @@ pragma experimental ABIEncoderV2;
 
 import "./BalancerSampler.sol";
 import "./BalancerV2Sampler.sol";
+import "./BalancerV2BatchSampler.sol";
 import "./BancorSampler.sol";
 import "./CompoundSampler.sol";
 import "./CurveSampler.sol";
 import "./DODOSampler.sol";
 import "./DODOV2Sampler.sol";
+import "./GMXSampler.sol";
 import "./KyberSampler.sol";
 import "./KyberDmmSampler.sol";
 import "./LidoSampler.sol";
 import "./LiquidityProviderSampler.sol";
 import "./MakerPSMSampler.sol";
-import "./MultiBridgeSampler.sol";
 import "./MStableSampler.sol";
 import "./MooniswapSampler.sol";
 import "./NativeOrderSampler.sol";
+import "./PlatypusSampler.sol";
 import "./ShellSampler.sol";
 import "./SmoothySampler.sol";
 import "./TwoHopSampler.sol";
@@ -48,11 +50,13 @@ import "./UtilitySampler.sol";
 contract ERC20BridgeSampler is
     BalancerSampler,
     BalancerV2Sampler,
+    BalancerV2BatchSampler,
     BancorSampler,
     CompoundSampler,
     CurveSampler,
     DODOSampler,
     DODOV2Sampler,
+    GMXSampler,
     KyberSampler,
     KyberDmmSampler,
     LidoSampler,
@@ -60,8 +64,8 @@ contract ERC20BridgeSampler is
     MakerPSMSampler,
     MStableSampler,
     MooniswapSampler,
-    MultiBridgeSampler,
     NativeOrderSampler,
+    PlatypusSampler,
     ShellSampler,
     SmoothySampler,
     TwoHopSampler,
@@ -92,4 +96,6 @@ contract ERC20BridgeSampler is
             (callResults[i].success, callResults[i].data) = address(this).call(callDatas[i]);
         }
     }
+
+    receive() external payable {}
 }

packages/asset-swapper/contracts/src/GMXSampler.sol

@@ -0,0 +1,96 @@
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+import "./interfaces/IGMX.sol";
+import "./ApproximateBuys.sol";
+import "./SamplerUtils.sol";
+
+contract GMXSampler is
+    SamplerUtils,
+    ApproximateBuys
+{
+    struct GMXInfo {
+        address reader;
+        address vault;
+        address[] path;
+    }
+
+    function sampleSellsFromGMX(
+        address reader,
+        address vault,
+        address[] memory path,
+        uint256[] memory takerTokenAmounts
+    )
+        public
+        view
+        returns (uint256[] memory makerTokenAmounts)
+    {
+        uint256 numSamples = takerTokenAmounts.length;
+        makerTokenAmounts = new uint256[](numSamples);
+        for (uint256 i = 0; i < numSamples; i++) {
+            try
+                IGMX(reader).getAmountOut(IVault(vault), path[0], path[1], takerTokenAmounts[i])
+                returns (uint256 amountAfterFees, uint256 feeAmount)
+            {
+                makerTokenAmounts[i] = amountAfterFees;
+                // Break early if there are 0 amounts
+                if (makerTokenAmounts[i] == 0) {
+                    break;
+                }
+            } catch (bytes memory) {
+                // Swallow failures, leaving all results as zero.
+                break;
+            }
+        }
+    }
+
+    function sampleBuysFromGMX(
+        address reader,
+        address vault,
+        address[] memory path,
+        uint256[] memory makerTokenAmounts
+    )
+        public
+        view
+        returns (uint256[] memory takerTokenAmounts)
+    {
+        address[] memory invertBuyPath = new address[](2);
+        invertBuyPath[0] = path[1];
+        invertBuyPath[1] = path[0];
+        return _sampleApproximateBuys(
+                ApproximateBuyQuoteOpts({
+                    makerTokenData: abi.encode(reader, vault, invertBuyPath),
+                    takerTokenData: abi.encode(reader, vault, path),
+                    getSellQuoteCallback: _sampleSellForApproximateBuyFromGMX
+                }),
+                makerTokenAmounts
+            );
+    }
+
+
+    function _sampleSellForApproximateBuyFromGMX(
+        bytes memory takerTokenData,
+        bytes memory makerTokenData,
+        uint256 sellAmount
+    )
+        private
+        view
+        returns (uint256 buyAmount)
+    {
+        (address _reader, address _vault, address[] memory _path ) = abi.decode(takerTokenData, (address, address, address[]));
+
+        (bool success, bytes memory resultData) = address(this).staticcall(abi.encodeWithSelector(
+            this.sampleSellsFromGMX.selector,
+            _reader,
+            _vault,
+            _path,
+            _toSingleValueArray(sellAmount)
+        ));
+        if(!success) {
+            return 0;
+        }
+        // solhint-disable-next-line indent
+        return abi.decode(resultData, (uint256[]))[0];
+    }
+
+}

packages/asset-swapper/contracts/src/MultiBridgeSampler.sol

@@ -1,82 +0,0 @@
-// SPDX-License-Identifier: Apache-2.0
-/*
-
-  Copyright 2020 ZeroEx Intl.
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-
-*/
-
-pragma solidity ^0.6;
-pragma experimental ABIEncoderV2;
-
-import "./interfaces/IMultiBridge.sol";
-
-
-contract MultiBridgeSampler {
-
-    /// @dev Default gas limit for multibridge calls.
-    uint256 constant private DEFAULT_CALL_GAS = 400e3; // 400k
-
-    /// @dev Sample sell quotes from MultiBridge.
-    /// @param multibridge Address of the MultiBridge contract.
-    /// @param takerToken Address of the taker token (what to sell).
-    /// @param intermediateToken The address of the intermediate token to
-    ///        use in an indirect route.
-    /// @param makerToken Address of the maker token (what to buy).
-    /// @param takerTokenAmounts Taker token sell amount for each sample.
-    /// @return makerTokenAmounts Maker amounts bought at each taker token
-    ///         amount.
-    function sampleSellsFromMultiBridge(
-        address multibridge,
-        address takerToken,
-        address intermediateToken,
-        address makerToken,
-        uint256[] memory takerTokenAmounts
-    )
-        public
-        view
-        returns (uint256[] memory makerTokenAmounts)
-    {
-        // Initialize array of maker token amounts.
-        uint256 numSamples = takerTokenAmounts.length;
-        makerTokenAmounts = new uint256[](numSamples);
-
-        // If no address provided, return all zeros.
-        if (multibridge == address(0)) {
-            return makerTokenAmounts;
-        }
-
-        for (uint256 i = 0; i < numSamples; i++) {
-            (bool didSucceed, bytes memory resultData) =
-                multibridge.staticcall.gas(DEFAULT_CALL_GAS)(
-                    abi.encodeWithSelector(
-                        IMultiBridge(0).getSellQuote.selector,
-                        takerToken,
-                        intermediateToken,
-                        makerToken,
-                        takerTokenAmounts[i]
-                    ));
-            uint256 buyAmount = 0;
-            if (didSucceed) {
-                buyAmount = abi.decode(resultData, (uint256));
-            }
-            // Exit early if the amount is too high for the source to serve
-            if (buyAmount == 0) {
-                break;
-            }
-
-            makerTokenAmounts[i] = buyAmount;
-        }
-    }
-}

packages/asset-swapper/contracts/src/PlatypusSampler.sol

@@ -0,0 +1,89 @@
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+import "./interfaces/IPlatypus.sol";
+import "./ApproximateBuys.sol";
+import "./SamplerUtils.sol";
+
+
+contract PlatypusSampler is
+    SamplerUtils,
+    ApproximateBuys
+{
+
+    function sampleSellsFromPlatypus(
+        address pool,
+        address[] memory path,
+        uint256[] memory takerTokenAmounts
+    )
+        public
+        view
+        returns (uint256[] memory makerTokenAmounts)
+    {
+
+        uint256 numSamples = takerTokenAmounts.length;
+        makerTokenAmounts = new uint256[](numSamples);
+        for (uint256 i = 0; i < numSamples; i++) {
+            try
+                IPlatypus(pool).quotePotentialSwap(path[0], path[1], takerTokenAmounts[i])
+                returns (uint256 amountAfterFees, uint256 feeAmount)
+            {
+                makerTokenAmounts[i] = amountAfterFees;
+                // Break early if there are 0 amounts
+                if (makerTokenAmounts[i] == 0) {
+                    break;
+                }
+            } catch (bytes memory result) {
+                // Swallow failures, leaving all results as zero.
+                break;
+            }
+        }
+    }
+
+    function sampleBuysFromPlatypus(
+        address pool,
+        address[] memory path,
+        uint256[] memory makerTokenAmounts
+    )
+        public
+        view
+        returns (uint256[] memory takerTokenAmounts)
+    {
+        address[] memory invertBuyPath = new address[](2);
+        invertBuyPath[0] = path[1];
+        invertBuyPath[1] = path[0];
+        return _sampleApproximateBuys(
+                ApproximateBuyQuoteOpts({
+                    makerTokenData: abi.encode(pool, invertBuyPath),
+                    takerTokenData: abi.encode(pool, path),
+                    getSellQuoteCallback: _sampleSellForApproximateBuyFromPlatypus
+                }),
+                makerTokenAmounts
+            );
+    }
+
+
+    function _sampleSellForApproximateBuyFromPlatypus(
+        bytes memory makerTokenData,
+        bytes memory takerTokenData,
+        uint256 sellAmount
+    )
+        private
+        view
+        returns (uint256 buyAmount)
+    {
+        (address _pool, address[] memory _path ) = abi.decode(makerTokenData, (address, address[]));
+
+        (bool success, bytes memory resultData) = address(this).staticcall(abi.encodeWithSelector(
+            this.sampleSellsFromPlatypus.selector,
+            _pool,
+            _path,
+            _toSingleValueArray(sellAmount)
+        ));
+        if(!success) {
+            return 0;
+        }
+        // solhint-disable-next-line indent
+        return abi.decode(resultData, (uint256[]))[0];
+    }
+}

packages/asset-swapper/contracts/src/interfaces/IBalancerV2Vault.sol

@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+
+  Copyright 2020 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+/// @dev Minimal Balancer V2 Vault interface
+///      for documentation refer to https://github.com/balancer-labs/balancer-core-v2/blob/master/contracts/vault/interfaces/IVault.sol
+interface IBalancerV2Vault {
+    enum SwapKind { GIVEN_IN, GIVEN_OUT }
+
+    struct BatchSwapStep {
+        bytes32 poolId;
+        uint256 assetInIndex;
+        uint256 assetOutIndex;
+        uint256 amount;
+        bytes userData;
+    }
+
+    struct FundManagement {
+        address sender;
+        bool fromInternalBalance;
+        address payable recipient;
+        bool toInternalBalance;
+    }
+
+    struct BalancerV2PoolInfo {
+        bytes32 poolId;
+        address vault;
+    }
+
+    function queryBatchSwap(
+        SwapKind kind,
+        BatchSwapStep[] calldata swaps,
+        address[] calldata assets,
+        FundManagement calldata funds
+    ) external returns (int256[] memory assetDeltas);
+}

packages/asset-swapper/contracts/src/interfaces/IGMX.sol

@@ -0,0 +1,23 @@
+pragma solidity ^0.6;
+pragma experimental ABIEncoderV2;
+
+interface IGMX {
+    function getMaxAmountIn(IVault _vault, address _tokenIn, address _tokenOut)
+        external
+        view
+        returns (uint256);
+
+    function getAmountOut(IVault _vault, address _tokenIn, address _tokenOut, uint256 _amountIn)
+        external
+        view
+        returns (uint256, uint256);
+}
+
+interface IVault {
+    function getFeeBasisPoints(address _token, uint256 _usdgDelta, uint256 _feeBasisPoints, uint256 _taxBasisPoints, bool _increment) external view returns (uint256);
+    function stableSwapFeeBasisPoints() external view returns (uint256);
+    function stableTokens(address _token) external view returns (bool);
+    function tokenDecimals(address _token) external view returns (uint256);
+    function getMaxPrice(address _token) external view returns (uint256);
+    function getMinPrice(address _token) external view returns (uint256);
+}

packages/asset-swapper/contracts/src/interfaces/IPlatypus.sol

@@ -0,0 +1,11 @@
+pragma solidity ^0.6;
+
+interface IPlatypus {
+    function quotePotentialSwap(
+        address fromToken,
+        address toToken,
+        uint256 fromAmount
+    ) external view returns (uint256 potentialOutcome, uint256 haircut);
+
+    function assetOf(address token) external view returns (address);
+}

packages/asset-swapper/contracts/test/DummyLiquidityProvider.sol

@@ -1,39 +0,0 @@
-// SPDX-License-Identifier: Apache-2.0
-pragma solidity ^0.6;
-pragma experimental ABIEncoderV2;
-
-
-contract DummyLiquidityProvider
-{
-    /// @dev Quotes the amount of `makerToken` that would be obtained by
-    ///      selling `sellAmount` of `takerToken`.
-    /// @param sellAmount Amount of `takerToken` to sell.
-    /// @return makerTokenAmount Amount of `makerToken` that would be obtained.
-    function getSellQuote(
-        address, /* takerToken */
-        address, /* makerToken */
-        uint256 sellAmount
-    )
-        external
-        view
-        returns (uint256 makerTokenAmount)
-    {
-        makerTokenAmount = sellAmount - 1;
-    }
-
-    /// @dev Quotes the amount of `takerToken` that would need to be sold in
-    ///      order to obtain `buyAmount` of `makerToken`.
-    /// @param buyAmount Amount of `makerToken` to buy.
-    /// @return takerTokenAmount Amount of `takerToken` that would need to be sold.
-    function getBuyQuote(
-        address, /* takerToken */
-        address, /* makerToken */
-        uint256 buyAmount
-    )
-        external
-        view
-        returns (uint256 takerTokenAmount)
-    {
-        takerTokenAmount = buyAmount + 1;
-    }
-}

packages/asset-swapper/contracts/test/TestERC20BridgeSampler.sol

@@ -1,455 +0,0 @@
-// SPDX-License-Identifier: Apache-2.0
-/*
-
-  Copyright 2020 ZeroEx Intl.
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-
-*/
-pragma solidity ^0.6;
-pragma experimental ABIEncoderV2;
-
-import "../src/ERC20BridgeSampler.sol";
-import "../src/interfaces/IKyberNetwork.sol";
-import "../src/interfaces/IUniswapV2Router01.sol";
-
-
-library LibDeterministicQuotes {
-
-    address private constant WETH_ADDRESS = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
-    uint256 private constant RATE_DENOMINATOR = 1 ether;
-    uint256 private constant MIN_RATE = RATE_DENOMINATOR / 100;
-    uint256 private constant MAX_RATE = 100 * RATE_DENOMINATOR;
-    uint8 private constant MIN_DECIMALS = 4;
-    uint8 private constant MAX_DECIMALS = 20;
-
-    function getDeterministicSellQuote(
-        bytes32 salt,
-        address sellToken,
-        address buyToken,
-        uint256 sellAmount
-    )
-        internal
-        pure
-        returns (uint256 buyAmount)
-    {
-        uint256 sellBase = uint256(10) ** getDeterministicTokenDecimals(sellToken);
-        uint256 buyBase = uint256(10) ** getDeterministicTokenDecimals(buyToken);
-        uint256 rate = getDeterministicRate(salt, sellToken, buyToken);
-        return sellAmount * rate * buyBase / sellBase / RATE_DENOMINATOR;
-    }
-
-    function getDeterministicBuyQuote(
-        bytes32 salt,
-        address sellToken,
-        address buyToken,
-        uint256 buyAmount
-    )
-        internal
-        pure
-        returns (uint256 sellAmount)
-    {
-        uint256 sellBase = uint256(10) ** getDeterministicTokenDecimals(sellToken);
-        uint256 buyBase = uint256(10) ** getDeterministicTokenDecimals(buyToken);
-        uint256 rate = getDeterministicRate(salt, sellToken, buyToken);
-        return buyAmount * RATE_DENOMINATOR * sellBase / rate / buyBase;
-    }
-
-    function getDeterministicTokenDecimals(address token)
-        internal
-        pure
-        returns (uint8 decimals)
-    {
-        if (token == WETH_ADDRESS) {
-            return 18;
-        }
-        bytes32 seed = keccak256(abi.encodePacked(token));
-        return uint8(uint256(seed) % (MAX_DECIMALS - MIN_DECIMALS)) + MIN_DECIMALS;
-    }
-
-    function getDeterministicRate(bytes32 salt, address sellToken, address buyToken)
-        internal
-        pure
-        returns (uint256 rate)
-    {
-        bytes32 seed = keccak256(abi.encodePacked(salt, sellToken, buyToken));
-        return uint256(seed) % (MAX_RATE - MIN_RATE) + MIN_RATE;
-    }
-}
-
-contract TestDeploymentConstants {
-
-    // solhint-disable separate-by-one-line-in-contract
-
-    // Mainnet addresses ///////////////////////////////////////////////////////
-    /// @dev Mainnet address of the WETH contract.
-    address constant private WETH_ADDRESS = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
-
-    /// @dev Overridable way to get the WETH address.
-    /// @return wethAddress The WETH address.
-    function _getWethAddress()
-        internal
-        view
-        returns (address wethAddress)
-    {
-        return WETH_ADDRESS;
-    }
-
-}
-
-contract FailTrigger {
-
-    // Give this address a balance to force operations to fail.
-    address payable constant public FAILURE_ADDRESS = 0xe9dB8717BC5DFB20aaf538b4a5a02B7791FF430C;
-
-    // Funds `FAILURE_ADDRESS`.
-    function enableFailTrigger() external payable {
-        FAILURE_ADDRESS.transfer(msg.value);
-    }
-
-    function _revertIfShouldFail() internal view {
-        if (FAILURE_ADDRESS.balance != 0) {
-            revert("FAIL_TRIGGERED");
-        }
-    }
-}
-
-
-contract TestERC20BridgeSamplerUniswapExchange is
-    IUniswapExchangeQuotes,
-    TestDeploymentConstants,
-    FailTrigger
-{
-    bytes32 constant private BASE_SALT = 0x1d6a6a0506b0b4a554b907a4c29d9f4674e461989d9c1921feb17b26716385ab;
-
-    address public tokenAddress;
-    bytes32 public salt;
-
-    constructor(address _tokenAddress) public {
-        tokenAddress = _tokenAddress;
-        salt = keccak256(abi.encodePacked(BASE_SALT, _tokenAddress));
-    }
-
-    // Deterministic `IUniswapExchangeQuotes.getEthToTokenInputPrice()`.
-    function getEthToTokenInputPrice(
-        uint256 ethSold
-    )
-        override
-        external
-        view
-        returns (uint256 tokensBought)
-    {
-        _revertIfShouldFail();
-        return LibDeterministicQuotes.getDeterministicSellQuote(
-            salt,
-            tokenAddress,
-            _getWethAddress(),
-            ethSold
-        );
-    }
-
-    // Deterministic `IUniswapExchangeQuotes.getEthToTokenOutputPrice()`.
-    function getEthToTokenOutputPrice(
-        uint256 tokensBought
-    )
-        override
-        external
-        view
-        returns (uint256 ethSold)
-    {
-        _revertIfShouldFail();
-        return LibDeterministicQuotes.getDeterministicBuyQuote(
-            salt,
-            _getWethAddress(),
-            tokenAddress,
-            tokensBought
-        );
-    }
-
-    // Deterministic `IUniswapExchangeQuotes.getTokenToEthInputPrice()`.
-    function getTokenToEthInputPrice(
-        uint256 tokensSold
-    )
-        override
-        external
-        view
-        returns (uint256 ethBought)
-    {
-        _revertIfShouldFail();
-        return LibDeterministicQuotes.getDeterministicSellQuote(
-            salt,
-            tokenAddress,
-            _getWethAddress(),
-            tokensSold
-        );
-    }
-
-    // Deterministic `IUniswapExchangeQuotes.getTokenToEthOutputPrice()`.
-    function getTokenToEthOutputPrice(
-        uint256 ethBought
-    )
-        override
-        external
-        view
-        returns (uint256 tokensSold)
-    {
-        _revertIfShouldFail();
-        return LibDeterministicQuotes.getDeterministicBuyQuote(
-            salt,
-            _getWethAddress(),
-            tokenAddress,
-            ethBought
-        );
-    }
-}
-
-
-contract TestERC20BridgeSamplerUniswapV2Router01 is
-    IUniswapV2Router01,
-    TestDeploymentConstants,
-    FailTrigger
-{
-    bytes32 constant private SALT = 0xadc7fcb33c735913b8635927e66896b356a53a912ab2ceff929e60a04b53b3c1;
-
-    // Deterministic `IUniswapV2Router01.getAmountsOut()`.
-    function getAmountsOut(uint256 amountIn, address[] calldata path)
-        override
-        external
-        view
-        returns (uint256[] memory amounts)
-    {
-        require(path.length >= 2, "PATH_TOO_SHORT");
-        _revertIfShouldFail();
-        amounts = new uint256[](path.length);
-        amounts[0] = amountIn;
-        for (uint256 i = 0; i < path.length - 1; ++i) {
-            amounts[i + 1] = LibDeterministicQuotes.getDeterministicSellQuote(
-                SALT,
-                path[i],
-                path[i + 1],
-                amounts[i]
-            );
-        }
-    }
-
-    // Deterministic `IUniswapV2Router01.getAmountsInt()`.
-    function getAmountsIn(uint256 amountOut, address[] calldata path)
-        override
-        external
-        view
-        returns (uint256[] memory amounts)
-    {
-        require(path.length >= 2, "PATH_TOO_SHORT");
-        _revertIfShouldFail();
-        amounts = new uint256[](path.length);
-        amounts[path.length - 1] = amountOut;
-        for (uint256 i = path.length - 1; i > 0; --i) {
-            amounts[i - 1] = LibDeterministicQuotes.getDeterministicBuyQuote(
-                SALT,
-                path[i - 1],
-                path[i],
-                amounts[i]
-            );
-        }
-    }
-}
-
-
-// solhint-disable space-after-comma
-contract TestERC20BridgeSamplerKyberNetwork is
-    TestDeploymentConstants,
-    FailTrigger
-{
-    bytes32 constant private SALT = 0x0ff3ca9d46195c39f9a12afb74207b4970349fb3cfb1e459bbf170298d326bc7;
-    address constant public ETH_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
-
-    enum TradeType {BestOfAll, MaskIn, MaskOut, Split}
-    enum ProcessWithRate {NotRequired, Required}
-
-    // IKyberHintHandler
-    function buildTokenToEthHint(
-        address tokenSrc,
-        TradeType /* tokenToEthType */,
-        bytes32[] calldata /* tokenToEthReserveIds */,
-        uint256[] calldata /* tokenToEthSplits */
-    ) external view returns (bytes memory hint)
-    {
-        return abi.encode(tokenSrc);
-    }
-
-    function buildEthToTokenHint(
-        address tokenDest,
-        TradeType /* ethToTokenType */,
-        bytes32[] calldata /* ethToTokenReserveIds */,
-        uint256[] calldata /* ethToTokenSplits */
-    ) external view returns (bytes memory hint)
-    {
-        return abi.encode(tokenDest);
-    }
-
-    // IKyberHintHandler
-    function buildTokenToTokenHint(
-        address tokenSrc,
-        TradeType /* tokenToEthType */,
-        bytes32[] calldata /* tokenToEthReserveIds */,
-        uint256[] calldata /* tokenToEthSplits */,
-        address /* tokenDest  */,
-        TradeType /* EthToTokenType */,
-        bytes32[] calldata /* EthToTokenReserveIds */,
-        uint256[] calldata /* EthToTokenSplits */
-    ) external view returns (bytes memory hint)
-    {
-        return abi.encode(tokenSrc);
-    }
-
-    // IKyberHintHandler
-    function getTradingReserves(
-        address tokenSrc,
-        address tokenDest,
-        bool isTokenToToken,
-        bytes calldata hint
-    )
-        external
-        view
-        returns (
-            bytes32[] memory reserveIds,
-            uint256[] memory splitValuesBps,
-            ProcessWithRate processWithRate
-        )
-    {
-        reserveIds = new bytes32[](1);
-        reserveIds[0] = bytes32(uint256(1));
-        splitValuesBps = new uint256[](0);
-        processWithRate = ProcessWithRate.NotRequired;
-    }
-
-    // Deterministic `IKyberNetworkProxy.getExpectedRateAfterFee()`.
-    function getExpectedRateAfterFee(
-        address fromToken,
-        address toToken,
-        uint256 /* srcQty */,
-        uint256 /* fee */,
-        bytes calldata /* hint */
-    )
-        external
-        view
-        returns
-        (uint256 expectedRate)
-    {
-        _revertIfShouldFail();
-        fromToken = fromToken == ETH_ADDRESS ? _getWethAddress() : fromToken;
-        toToken = toToken == ETH_ADDRESS ? _getWethAddress() : toToken;
-        expectedRate = LibDeterministicQuotes.getDeterministicRate(
-            SALT,
-            fromToken,
-            toToken
-        );
-    }
-
-    // Deterministic `IKyberNetworkProxy.getExpectedRate()`.
-    function getExpectedRate(
-        address fromToken,
-        address toToken,
-        uint256
-    )
-        external
-        view
-        returns (uint256 expectedRate, uint256)
-    {
-        _revertIfShouldFail();
-        fromToken = fromToken == ETH_ADDRESS ? _getWethAddress() : fromToken;
-        toToken = toToken == ETH_ADDRESS ? _getWethAddress() : toToken;
-        expectedRate = LibDeterministicQuotes.getDeterministicRate(
-            SALT,
-            fromToken,
-            toToken
-        );
-    }
-}
-
-
-contract TestERC20BridgeSamplerUniswapExchangeFactory is
-    IUniswapExchangeFactory
-{
-    mapping (address => IUniswapExchangeQuotes) private _exchangesByToken;
-
-    // Creates Uniswap exchange contracts for tokens.
-    function createTokenExchanges(address[] calldata tokenAddresses)
-        external
-    {
-        for (uint256 i = 0; i < tokenAddresses.length; i++) {
-            address tokenAddress = tokenAddresses[i];
-            _exchangesByToken[tokenAddress] =
-                new TestERC20BridgeSamplerUniswapExchange(tokenAddress);
-        }
-    }
-
-    // `IUniswapExchangeFactory.getExchange()`.
-    function getExchange(address tokenAddress)
-        override
-        external
-        view
-        returns (address)
-    {
-        return address(_exchangesByToken[tokenAddress]);
-    }
-}
-
-
-contract TestERC20BridgeSampler is
-    ERC20BridgeSampler,
-    FailTrigger
-{
-    TestERC20BridgeSamplerUniswapExchangeFactory public uniswap;
-    TestERC20BridgeSamplerUniswapV2Router01 public uniswapV2Router;
-    TestERC20BridgeSamplerKyberNetwork public kyber;
-
-    uint8 private constant MAX_ORDER_STATUS = uint8(IExchange.OrderStatus.CANCELLED) + 1;
-
-    constructor() public ERC20BridgeSampler() {
-        uniswap = new TestERC20BridgeSamplerUniswapExchangeFactory();
-        uniswapV2Router = new TestERC20BridgeSamplerUniswapV2Router01();
-        kyber = new TestERC20BridgeSamplerKyberNetwork();
-    }
-
-    // Creates Uniswap exchange contracts for tokens.
-    function createTokenExchanges(address[] calldata tokenAddresses)
-        external
-    {
-        uniswap.createTokenExchanges(tokenAddresses);
-    }
-
-    // Overridden to return deterministic states.
-    function getLimitOrderFillableTakerAmount(
-        IExchange.LimitOrder memory order,
-        IExchange.Signature memory,
-        IExchange
-    )
-        override
-        public
-        view
-        returns (uint256 fillableTakerAmount)
-    {
-        return uint256(keccak256(abi.encode(order.salt))) % order.takerAmount;
-    }
-
-    // Overriden to return deterministic decimals.
-    function _getTokenDecimals(address tokenAddress)
-        override
-        internal
-        view
-        returns (uint8 decimals)
-    {
-        return LibDeterministicQuotes.getDeterministicTokenDecimals(tokenAddress);
-    }
-}

packages/asset-swapper/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/asset-swapper",
-    "version": "16.53.0",
+    "version": "16.60.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -39,7 +39,7 @@
     "config": {
         "publicInterfaceContracts": "ERC20BridgeSampler,BalanceChecker,FakeTaker",
         "abis:comment": "This list is auto-generated by contracts-gen. Don't edit manually.",
-        "abis": "./test/generated-artifacts/@(ApproximateBuys|BalanceChecker|BalancerSampler|BalancerV2Sampler|BancorSampler|CompoundSampler|CurveSampler|DODOSampler|DODOV2Sampler|DummyLiquidityProvider|ERC20BridgeSampler|FakeTaker|IBalancer|IBancor|ICurve|IKyberNetwork|IMStable|IMooniswap|IMultiBridge|IShell|ISmoothy|IUniswapExchangeQuotes|IUniswapV2Router01|KyberDmmSampler|KyberSampler|LidoSampler|LiquidityProviderSampler|MStableSampler|MakerPSMSampler|MooniswapSampler|MultiBridgeSampler|NativeOrderSampler|SamplerUtils|ShellSampler|SmoothySampler|TestERC20BridgeSampler|TestNativeOrderSampler|TwoHopSampler|UniswapSampler|UniswapV2Sampler|UniswapV3Sampler|UtilitySampler).json",
+        "abis": "./test/generated-artifacts/@(ApproximateBuys|BalanceChecker|BalancerSampler|BalancerV2BatchSampler|BalancerV2Common|BalancerV2Sampler|BancorSampler|CompoundSampler|CurveSampler|DODOSampler|DODOV2Sampler|ERC20BridgeSampler|FakeTaker|GMXSampler|IBalancer|IBalancerV2Vault|IBancor|ICurve|IGMX|IKyberNetwork|IMStable|IMooniswap|IMultiBridge|IPlatypus|IShell|ISmoothy|IUniswapExchangeQuotes|IUniswapV2Router01|KyberDmmSampler|KyberSampler|LidoSampler|LiquidityProviderSampler|MStableSampler|MakerPSMSampler|MooniswapSampler|NativeOrderSampler|PlatypusSampler|SamplerUtils|ShellSampler|SmoothySampler|TestNativeOrderSampler|TwoHopSampler|UniswapSampler|UniswapV2Sampler|UniswapV3Sampler|UtilitySampler).json",
         "postpublish": {
             "assets": []
         }
@@ -60,19 +60,20 @@
     "dependencies": {
         "@0x/assert": "^3.0.34",
         "@0x/base-contract": "^6.5.0",
-        "@0x/contract-addresses": "^6.12.1",
-        "@0x/contract-wrappers": "^13.20.0",
-        "@0x/contracts-erc20": "^3.3.28",
-        "@0x/contracts-zero-ex": "^0.31.2",
+        "@0x/contract-addresses": "^6.14.0",
+        "@0x/contract-wrappers": "^13.20.2",
+        "@0x/contracts-erc20": "^3.3.30",
+        "@0x/contracts-zero-ex": "^0.33.0",
         "@0x/dev-utils": "^4.2.14",
         "@0x/json-schemas": "^6.4.4",
         "@0x/neon-router": "^0.3.5",
-        "@0x/protocol-utils": "^1.11.2",
+        "@0x/protocol-utils": "^11.13.0",
         "@0x/quote-server": "^6.0.6",
         "@0x/types": "^3.3.6",
         "@0x/typescript-typings": "^5.3.1",
         "@0x/utils": "^6.5.3",
         "@0x/web3-wrapper": "^7.6.5",
+        "@balancer-labs/sdk": "^0.1.6",
         "@balancer-labs/sor": "0.3.2",
         "@bancor/sdk": "0.2.9",
         "@ethersproject/abi": "^5.0.1",
@@ -90,7 +91,8 @@
         "graphql": "^15.4.0",
         "graphql-request": "^3.4.0",
         "heartbeats": "^5.0.1",
-        "lodash": "^4.17.11"
+        "lodash": "^4.17.11",
+        "sorV2": "npm:@balancer-labs/sor"
     },
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
@@ -98,10 +100,10 @@
         "@0x/contracts-exchange": "^3.2.38",
         "@0x/contracts-exchange-libs": "^4.3.37",
         "@0x/contracts-gen": "^2.0.46",
-        "@0x/contracts-test-utils": "^5.4.19",
-        "@0x/contracts-utils": "^4.8.9",
+        "@0x/contracts-test-utils": "^5.4.21",
+        "@0x/contracts-utils": "^4.8.11",
         "@0x/mesh-rpc-client": "^9.4.2",
-        "@0x/migrations": "^8.1.17",
+        "@0x/migrations": "^8.1.19",
         "@0x/sol-compiler": "^4.8.1",
         "@0x/subproviders": "^6.6.5",
         "@0x/ts-doc-gen": "^0.0.28",

packages/asset-swapper/src/index.ts

@@ -116,6 +116,15 @@ export {
     SamplerMetrics,
 } from './types';
 export { affiliateFeeUtils } from './utils/affiliate_fee_utils';
+export {
+    IRfqClient,
+    RfqClientV1Price,
+    RfqClientV1PriceRequest,
+    RfqClientV1PriceResponse,
+    RfqClientV1Quote,
+    RfqClientV1QuoteRequest,
+    RfqClientV1QuoteResponse,
+} from './utils/irfq_client';
 export {
     DEFAULT_TOKEN_ADJACENCY_GRAPH_BY_CHAIN_ID,
     DEFAULT_GAS_SCHEDULE,

packages/asset-swapper/src/quote_consumers/exchange_proxy_swap_quote_consumer.ts

@@ -42,6 +42,7 @@ import {
     FinalUniswapV3FillData,
     LiquidityProviderFillData,
     MooniswapFillData,
+    NativeRfqOrderFillData,
     OptimizedMarketBridgeOrder,
     OptimizedMarketOrder,
     UniswapV2FillData,
@@ -60,6 +61,7 @@ import {
     isDirectSwapCompatible,
     isMultiplexBatchFillCompatible,
     isMultiplexMultiHopFillCompatible,
+    requiresTransformERC20,
 } from './quote_consumer_utils';
 
 // tslint:disable-next-line:custom-no-magic-numbers
@@ -278,7 +280,7 @@ export class ExchangeProxySwapQuoteConsumer implements SwapQuoteConsumerBase {
 
         if (
             this.chainId === ChainId.Mainnet &&
-            isDirectSwapCompatible(quote, optsWithDefaults, [ERC20BridgeSource.Curve, ERC20BridgeSource.Swerve]) &&
+            isDirectSwapCompatible(quote, optsWithDefaults, [ERC20BridgeSource.Curve]) &&
             // Curve VIP cannot currently support WETH buy/sell as the functionality needs to WITHDRAW or DEPOSIT
             // into WETH prior/post the trade.
             // ETH buy/sell is supported
@@ -333,6 +335,49 @@ export class ExchangeProxySwapQuoteConsumer implements SwapQuoteConsumerBase {
             };
         }
 
+        // RFQT VIP
+        if (
+            [ChainId.Mainnet, ChainId.Polygon].includes(this.chainId) &&
+            !isToETH &&
+            !isFromETH &&
+            quote.orders.every(o => o.type === FillQuoteTransformerOrderType.Rfq) &&
+            !requiresTransformERC20(optsWithDefaults)
+        ) {
+            const rfqOrdersData = quote.orders.map(o => o.fillData as NativeRfqOrderFillData);
+            const fillAmountPerOrder = (() => {
+                // Don't think order taker amounts are clipped to actual sell amount
+                // (the last one might be too large) so figure them out manually.
+                let remaining = sellAmount;
+                const fillAmounts = [];
+                for (const o of quote.orders) {
+                    const fillAmount = BigNumber.min(o.takerAmount, remaining);
+                    fillAmounts.push(fillAmount);
+                    remaining = remaining.minus(fillAmount);
+                }
+                return fillAmounts;
+            })();
+            const callData =
+                quote.orders.length === 1
+                    ? this._exchangeProxy
+                          .fillRfqOrder(rfqOrdersData[0].order, rfqOrdersData[0].signature, fillAmountPerOrder[0])
+                          .getABIEncodedTransactionData()
+                    : this._exchangeProxy
+                          .batchFillRfqOrders(
+                              rfqOrdersData.map(d => d.order),
+                              rfqOrdersData.map(d => d.signature),
+                              fillAmountPerOrder,
+                              true,
+                          )
+                          .getABIEncodedTransactionData();
+            return {
+                calldataHexString: callData,
+                ethAmount: ZERO_AMOUNT,
+                toAddress: this._exchangeProxy.address,
+                allowanceTarget: this._exchangeProxy.address,
+                gasOverhead: ZERO_AMOUNT,
+            };
+        }
+
         if (this.chainId === ChainId.Mainnet && isMultiplexBatchFillCompatible(quote, optsWithDefaults)) {
             return {
                 calldataHexString: this._encodeMultiplexBatchFillCalldata(

packages/asset-swapper/src/swap_quoter.ts

@@ -25,6 +25,7 @@ import {
     SwapQuoterRfqOpts,
 } from './types';
 import { assert } from './utils/assert';
+import { IRfqClient } from './utils/irfq_client';
 import { MarketOperationUtils } from './utils/market_operation_utils';
 import { BancorService } from './utils/market_operation_utils/bancor_service';
 import { SAMPLER_ADDRESS, SOURCE_FLAGS, ZERO_AMOUNT } from './utils/market_operation_utils/constants';
@@ -327,6 +328,7 @@ export class SwapQuoter {
         assetFillAmount: BigNumber,
         marketOperation: MarketOperation,
         options: Partial<SwapQuoteRequestOpts>,
+        rfqClient?: IRfqClient | undefined,
     ): Promise<SwapQuote> {
         assert.isETHAddressHex('makerToken', makerToken);
         assert.isETHAddressHex('takerToken', takerToken);
@@ -381,6 +383,7 @@ export class SwapQuoter {
                 this.expiryBufferMs,
                 rfqtOptions?.metricsProxy,
             );
+            calcOpts.rfqt.rfqClient = rfqClient;
         }
 
         const result: OptimizerResultWithReport = await this._marketOperationUtils.getOptimizerResultAsync(

packages/asset-swapper/src/utils/alt_mm_implementation_utils.ts

@@ -17,7 +17,10 @@ import {
 
 const SUCCESS_CODE = 201;
 
-function getAltMarketInfo(
+/**
+ * Returns the AltOffering if it exists for a given pair
+ */
+export function getAltMarketInfo(
     offerings: AltOffering[],
     buyTokenAddress: string,
     sellTokenAddress: string,

packages/asset-swapper/src/utils/irfq_client.ts

@@ -0,0 +1,59 @@
+import { RfqOrder, Signature } from '@0x/protocol-utils';
+import { BigNumber } from '@0x/utils';
+
+import { AltRfqMakerAssetOfferings } from '../types';
+
+export interface RfqClientV1PriceRequest {
+    altRfqAssetOfferings: AltRfqMakerAssetOfferings | undefined;
+    assetFillAmount: BigNumber;
+    chainId: number;
+    comparisonPrice: BigNumber | undefined;
+    integratorId: string;
+    intentOnFilling: boolean;
+    makerToken: string;
+    marketOperation: 'Sell' | 'Buy';
+    takerAddress: string;
+    takerToken: string;
+    txOrigin: string;
+}
+
+export interface RfqClientV1QuoteRequest extends RfqClientV1PriceRequest {}
+
+export interface RfqClientV1Price {
+    expiry: BigNumber;
+    kind: 'rfq' | 'otc';
+    makerAmount: BigNumber;
+    makerToken: string;
+    makerUri: string;
+    takerAmount: BigNumber;
+    takerToken: string;
+}
+
+export interface RfqClientV1PriceResponse {
+    prices: RfqClientV1Price[];
+}
+
+export interface RfqClientV1Quote {
+    makerUri: string;
+    order: RfqOrder;
+    signature: Signature;
+}
+
+export interface RfqClientV1QuoteResponse {
+    quotes: RfqClientV1Quote[];
+}
+
+/**
+ * IRfqClient is an interface that defines how to connect with an Rfq system.
+ */
+export interface IRfqClient {
+    /**
+     * Fetches a list of "indicative quotes" or prices from a remote Rfq server
+     */
+    getV1PricesAsync(request: RfqClientV1PriceRequest): Promise<RfqClientV1PriceResponse>;
+
+    /**
+     * Fetches a list of "firm quotes" or signed quotes from a remote Rfq server.
+     */
+    getV1QuotesAsync(request: RfqClientV1QuoteRequest): Promise<RfqClientV1QuoteResponse>;
+}

packages/asset-swapper/src/utils/market_operation_utils/bridge_source_utils.ts

@@ -6,6 +6,7 @@ import {
     APESWAP_ROUTER_BY_CHAIN_ID,
     BAKERYSWAP_ROUTER_BY_CHAIN_ID,
     BELT_BSC_INFOS,
+    BISWAP_ROUTER_BY_CHAIN_ID,
     CAFESWAP_ROUTER_BY_CHAIN_ID,
     CHEESESWAP_ROUTER_BY_CHAIN_ID,
     COMETHSWAP_ROUTER_BY_CHAIN_ID,
@@ -39,6 +40,7 @@ import {
     PANCAKESWAP_ROUTER_BY_CHAIN_ID,
     PANCAKESWAPV2_ROUTER_BY_CHAIN_ID,
     PANGOLIN_ROUTER_BY_CHAIN_ID,
+    PLATYPUS_AVALANCHE_INFOS,
     POLYDEX_ROUTER_BY_CHAIN_ID,
     QUICKSWAP_ROUTER_BY_CHAIN_ID,
     SADDLE_MAINNET_INFOS,
@@ -46,11 +48,9 @@ import {
     SHIBASWAP_ROUTER_BY_CHAIN_ID,
     SMOOTHY_BSC_INFOS,
     SMOOTHY_MAINNET_INFOS,
-    SNOWSWAP_MAINNET_INFOS,
     SPIRITSWAP_ROUTER_BY_CHAIN_ID,
     SPOOKYSWAP_ROUTER_BY_CHAIN_ID,
     SUSHISWAP_ROUTER_BY_CHAIN_ID,
-    SWERVE_MAINNET_INFOS,
     SYNAPSE_AVALANCHE_INFOS,
     SYNAPSE_BSC_INFOS,
     SYNAPSE_FANTOM_INFOS,
@@ -62,8 +62,9 @@ import {
     UNISWAPV2_ROUTER_BY_CHAIN_ID,
     WAULTSWAP_ROUTER_BY_CHAIN_ID,
     XSIGMA_MAINNET_INFOS,
+    YOSHI_ROUTER_BY_CHAIN_ID,
 } from './constants';
-import { CurveInfo, ERC20BridgeSource } from './types';
+import { CurveInfo, ERC20BridgeSource, PlatypusInfo } from './types';
 
 /**
  * Filter Kyber reserves which should not be used (0xbb bridged reserves)
@@ -225,32 +226,6 @@ export function getCurveV2InfosForPair(chainId: ChainId, takerToken: string, mak
     }
 }
 
-export function getSwerveInfosForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
-    if (chainId !== ChainId.Mainnet) {
-        return [];
-    }
-    return Object.values(SWERVE_MAINNET_INFOS).filter(c =>
-        [makerToken, takerToken].every(
-            t =>
-                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-        ),
-    );
-}
-
-export function getSnowSwapInfosForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
-    if (chainId !== ChainId.Mainnet) {
-        return [];
-    }
-    return Object.values(SNOWSWAP_MAINNET_INFOS).filter(c =>
-        [makerToken, takerToken].every(
-            t =>
-                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-        ),
-    );
-}
-
 export function getNerveInfosForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
     if (chainId !== ChainId.BSC) {
         return [];
@@ -463,6 +438,15 @@ export function getMobiusMoneyInfoForPair(chainId: ChainId, takerToken: string,
     );
 }
 
+export function getPlatypusInfoForPair(chainId: ChainId, takerToken: string, makerToken: string): PlatypusInfo[] {
+    if (chainId !== ChainId.Avalanche) {
+        return [];
+    }
+    return Object.values(PLATYPUS_AVALANCHE_INFOS).filter(c =>
+        [makerToken, takerToken].every(t => c.tokens.includes(t)),
+    );
+}
+
 export function getShellLikeInfosForPair(
     chainId: ChainId,
     takerToken: string,
@@ -493,8 +477,6 @@ export function getCurveLikeInfosForPair(
     source:
         | ERC20BridgeSource.Curve
         | ERC20BridgeSource.CurveV2
-        | ERC20BridgeSource.Swerve
-        | ERC20BridgeSource.SnowSwap
         | ERC20BridgeSource.Nerve
         | ERC20BridgeSource.Synapse
         | ERC20BridgeSource.Belt
@@ -515,12 +497,6 @@ export function getCurveLikeInfosForPair(
         case ERC20BridgeSource.CurveV2:
             pools = getCurveV2InfosForPair(chainId, takerToken, makerToken);
             break;
-        case ERC20BridgeSource.Swerve:
-            pools = getSwerveInfosForPair(chainId, takerToken, makerToken);
-            break;
-        case ERC20BridgeSource.SnowSwap:
-            pools = getSnowSwapInfosForPair(chainId, takerToken, makerToken);
-            break;
         case ERC20BridgeSource.Nerve:
             pools = getNerveInfosForPair(chainId, takerToken, makerToken);
             break;
@@ -589,7 +565,9 @@ export function uniswapV2LikeRouterAddress(
         | ERC20BridgeSource.UbeSwap
         | ERC20BridgeSource.MorpheusSwap
         | ERC20BridgeSource.SpookySwap
-        | ERC20BridgeSource.SpiritSwap,
+        | ERC20BridgeSource.SpiritSwap
+        | ERC20BridgeSource.BiSwap
+        | ERC20BridgeSource.Yoshi,
 ): string {
     switch (source) {
         case ERC20BridgeSource.UniswapV2:
@@ -638,6 +616,10 @@ export function uniswapV2LikeRouterAddress(
             return SPOOKYSWAP_ROUTER_BY_CHAIN_ID[chainId];
         case ERC20BridgeSource.SpiritSwap:
             return SPIRITSWAP_ROUTER_BY_CHAIN_ID[chainId];
+        case ERC20BridgeSource.BiSwap:
+            return BISWAP_ROUTER_BY_CHAIN_ID[chainId];
+        case ERC20BridgeSource.Yoshi:
+            return YOSHI_ROUTER_BY_CHAIN_ID[chainId];
         default:
             throw new Error(`Unknown UniswapV2 like source ${source}`);
     }

packages/asset-swapper/src/utils/market_operation_utils/constants.ts

@@ -8,6 +8,7 @@ import { TokenAdjacencyGraphBuilder } from '../token_adjacency_graph_builder';
 import { SourceFilters } from './source_filters';
 import {
     AaveV2FillData,
+    BalancerV2BatchSwapFillData,
     BancorFillData,
     CompoundFillData,
     CurveFillData,
@@ -27,6 +28,7 @@ import {
     LiquidityProviderRegistry,
     MakerPsmFillData,
     MultiHopFillData,
+    PlatypusInfo,
     PsmInfo,
     TokenAdjacencyGraph,
     UniswapV2FillData,
@@ -78,7 +80,6 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Native,
             ERC20BridgeSource.Uniswap,
             ERC20BridgeSource.UniswapV2,
-            ERC20BridgeSource.Eth2Dai,
             ERC20BridgeSource.Kyber,
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.Balancer,
@@ -86,8 +87,6 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Bancor,
             ERC20BridgeSource.MStable,
             ERC20BridgeSource.Mooniswap,
-            ERC20BridgeSource.Swerve,
-            ERC20BridgeSource.SnowSwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.Shell,
             ERC20BridgeSource.MultiHop,
@@ -96,7 +95,6 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Cream,
             ERC20BridgeSource.LiquidityProvider,
             ERC20BridgeSource.CryptoCom,
-            ERC20BridgeSource.Linkswap,
             ERC20BridgeSource.Lido,
             ERC20BridgeSource.MakerPsm,
             ERC20BridgeSource.KyberDmm,
@@ -149,6 +147,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.JetSwap,
             ERC20BridgeSource.ACryptos,
             ERC20BridgeSource.KyberDmm,
+            ERC20BridgeSource.BiSwap,
         ]),
         [ChainId.Polygon]: new SourceFilters([
             ERC20BridgeSource.SushiSwap,
@@ -184,6 +183,8 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.KyberDmm,
             ERC20BridgeSource.AaveV2,
             ERC20BridgeSource.Synapse,
+            ERC20BridgeSource.GMX,
+            ERC20BridgeSource.Platypus,
         ]),
         [ChainId.Fantom]: new SourceFilters([
             ERC20BridgeSource.MultiHop,
@@ -197,6 +198,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.SpookySwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.Synapse,
+            ERC20BridgeSource.Yoshi,
         ]),
         [ChainId.Celo]: new SourceFilters([
             ERC20BridgeSource.UbeSwap,
@@ -224,7 +226,6 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Native,
             ERC20BridgeSource.Uniswap,
             ERC20BridgeSource.UniswapV2,
-            ERC20BridgeSource.Eth2Dai,
             ERC20BridgeSource.Kyber,
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.Balancer,
@@ -233,8 +234,6 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.MStable,
             ERC20BridgeSource.Mooniswap,
             ERC20BridgeSource.Shell,
-            ERC20BridgeSource.Swerve,
-            ERC20BridgeSource.SnowSwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.MultiHop,
             ERC20BridgeSource.Dodo,
@@ -243,7 +242,6 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Lido,
             ERC20BridgeSource.LiquidityProvider,
             ERC20BridgeSource.CryptoCom,
-            ERC20BridgeSource.Linkswap,
             ERC20BridgeSource.MakerPsm,
             ERC20BridgeSource.KyberDmm,
             ERC20BridgeSource.Smoothy,
@@ -296,6 +294,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.ACryptos,
             ERC20BridgeSource.KyberDmm,
             ERC20BridgeSource.Synapse,
+            ERC20BridgeSource.BiSwap,
         ]),
         [ChainId.Polygon]: new SourceFilters([
             ERC20BridgeSource.SushiSwap,
@@ -331,6 +330,8 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.KyberDmm,
             ERC20BridgeSource.AaveV2,
             ERC20BridgeSource.Synapse,
+            ERC20BridgeSource.GMX,
+            ERC20BridgeSource.Platypus,
         ]),
         [ChainId.Fantom]: new SourceFilters([
             ERC20BridgeSource.MultiHop,
@@ -344,6 +345,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.SpookySwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.Synapse,
+            ERC20BridgeSource.Yoshi,
         ]),
         [ChainId.Celo]: new SourceFilters([
             ERC20BridgeSource.UbeSwap,
@@ -436,6 +438,7 @@ export const MAINNET_TOKENS = {
     RenBTC: '0xeb4c2781e4eba804ce9a9803c67d0893436bb27d',
     sBTC: '0xfe18be6b3bd88a2d2a7f928d00292e7a9963cfc6',
     tBTC: '0x8daebade922df735c38c80c7ebd708af50815faa',
+    tBTCv2: '0x18084fbA666a33d37592fA2633fD49a74DD93a88',
     hBTC: '0x0316eb71485b0ab14103307bf65a021042c6d380',
     pBTC: '0x5228a22e72ccc52d415ecfd199f99d0665e7733b',
     bBTC: '0x9be89d2a4cd102d8fecc6bf9da793be995c22541',
@@ -478,6 +481,7 @@ export const MAINNET_TOKENS = {
     alUSD: '0xbc6da0fe9ad5f3b0d58160288917aa56653660e9',
     // Frax ecosystem
     FRAX: '0x853d955acef822db058eb8505911ed77f175b99e',
+    cvxFXS: '0xfeef77d3f69374f66429c91d732a244f074bdf74',
     FXS: '0x3432b6a60d23ca0dfca7761b7ab56459d9c964d0',
     OHM: '0x383518188c0c6d7730d91b2c03a03c837814a899',
     OHMV2: '0x64aa3364f17a4d01c6f1751fd97c2bd3d7e7f1d5',
@@ -523,6 +527,7 @@ export const BSC_TOKENS = {
     renBTC: '0xfce146bf3146100cfe5db4129cf6c82b0ef4ad8c',
     pBTC: '0xed28a457a5a76596ac48d87c0f577020f6ea1c4c',
     nUSD: '0x23b891e5c62e0955ae2bd185990103928ab817b3',
+    BSW: '0x965F527D9159dCe6288a2219DB51fc6Eef120dD1',
 };
 
 export const POLYGON_TOKENS = {
@@ -541,6 +546,7 @@ export const POLYGON_TOKENS = {
     BANANA: '0x5d47baba0d66083c52009271faf3f50dcc01023c',
     WEXPOLY: '0x4c4bf319237d98a30a929a96112effa8da3510eb',
     nUSD: '0xb6c473756050de474286bed418b77aeac39b02af',
+    ANY: '0x6aB6d61428fde76768D7b45D8BFeec19c6eF91A8',
 };
 
 export const AVALANCHE_TOKENS = {
@@ -550,8 +556,10 @@ export const AVALANCHE_TOKENS = {
     DAI: '0xd586e7f844cea2f87f50152665bcbc2c279d8d70',
     // bridged USDC
     USDC: '0xa7d7079b0fead91f3e65f86e8915cb59c1a4c664',
-    // native USDC on Avalanche
+    // native USDC on Avalanche usdc.e
     nUSDC: '0xb97ef9ef8734c71904d8002f8b6bc66dd9c48a6e',
+    // usdt.e
+    USDt: '0x9702230a8ea53601f5cd2dc00fdbc13d4df4a8c7',
     USDT: '0xc7198437980c041c805a1edcba50c1ce5db95118',
     aDAI: '0x47afa96cdc9fab46904a55a6ad4bf6660b53c38a',
     aUSDC: '0x46a51127c3ce23fb7ab1de06226147f446e4a857',
@@ -560,6 +568,11 @@ export const AVALANCHE_TOKENS = {
     nUSD: '0xcfc37a6ab183dd4aed08c204d1c2773c0b1bdf46',
     aWETH: '0x53f7c5869a859f0aec3d334ee8b4cf01e3492f21',
     MIM: '0x130966628846bfd36ff31a822705796e8cb8c18d',
+    MAG: '0x1d60109178C48E4A937D8AB71699D8eBb6F7c5dE',
+    sAVAX: '0x2b2c81e08f1af8835a78bb2a90ae924ace0ea4be',
+    UST: '0xb599c3590f42f8f995ecfa0f85d2980b76862fc1',
+    FRAX: '0xd24c2ad096400b6fbcd2ad8b24e7acbc21a1da64',
+    YUSD: '0x111111111111ed1d73f860f57b2798b683f2d325',
 };
 
 export const CELO_TOKENS = {
@@ -679,6 +692,7 @@ export const CURVE_POOLS = {
     BUSD: '0x4807862aa8b2bf68830e4c8dc86d0e9a998e085a',
     DSU3CRV: '0x6ec80df362d7042c50d4469bcfbc174c9dd9109a',
     cvxcrv: '0x9d0464996170c6b9e75eed71c68b99ddedf279e8',
+    cvxfxs: '0xd658a338613198204dca1143ac3f01a722b5d94a',
     mim: '0x5a6a4d54456819380173272a5e8e9b9904bdf41b',
     eurt: '0xfd5db7463a3ab53fd211b4af195c5bccc1a03890',
     ethcrv: '0x8301ae4fc9c624d1d396cbdaa1ed877821d7c511',
@@ -736,28 +750,13 @@ export const CURVE_OPTIMISM_POOLS = {
     tri: '0x1337bedc9d22ecbe766df105c9623922a27963ec',
 };
 
-export const SWERVE_POOLS = {
-    y: '0x329239599afb305da0a2ec69c58f8a6697f9f88d',
-};
-
-export const SNOWSWAP_POOLS = {
-    yUSD: '0xbf7ccd6c446acfcc5df023043f2167b62e81899b',
-    yVault: '0x4571753311e37ddb44faa8fb78a6df9a6e3c6c0b',
-    // POOL Disabled as it uses WETH over ETH
-    // There is a conflict with Curve and SnowSwap
-    // where Curve uses ETH and SnowSwap uses WETH
-    // To re-enable this we need to flag an WETH
-    // unwrap or not
-    // eth: '0x16bea2e63adade5984298d53a4d4d9c09e278192',
-};
-
 export const SMOOTHY_POOLS = {
     syUSD: '0xe5859f4efc09027a9b718781dcb2c6910cac6e91',
 };
 
 export const SADDLE_POOLS = {
-    stables: '0x3911f80530595fbd01ab1516ab61255d75aeb066',
-    bitcoins: '0x4f6a43ad7cba042606decaca730d4ce0a57ac62e',
+    stablesV2: '0xaCb83E0633d6605c5001e2Ab59EF3C745547C8C7',
+    bitcoinsV2: '0xdf3309771d2BF82cb2B6C56F9f5365C8bD97c4f2',
     alETH: '0xa6018520eaacc06c30ff2e1b3ee2c7c22e64196a',
     d4: '0xc69ddcd4dfef25d8a793241834d4cc4b3668ead6',
 };
@@ -836,6 +835,14 @@ export const ACRYPTOS_POOLS = {
     acs3btc: '0xbe7caa236544d1b9a0e7f91e94b9f5bfd3b5ca81',
 };
 
+export const PLATYPUS_AVALANCHE_POOLS = {
+    usd: '0x66357dcace80431aee0a7507e2e361b7e2402370',
+    yusd: '0xc828d995c686aaba78a4ac89dfc8ec0ff4c5be83',
+    frax: '0xb8e567fc23c39c94a1f6359509d7b43d1fbed824',
+    mim: '0x30c30d826be87cd0a4b90855c2f38f7fcfe4eaa7',
+    sAVAX: '0x4658ea7e9960d6158a261104aaa160cc953bb6ba',
+};
+
 export const DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID = valueByChainId<string[]>(
     {
         [ChainId.Mainnet]: [
@@ -877,6 +884,7 @@ export const DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID = valueByChainId<string[]>(
             AVALANCHE_TOKENS.nUSD,
             AVALANCHE_TOKENS.nETH,
             AVALANCHE_TOKENS.aWETH,
+            AVALANCHE_TOKENS.MIM,
         ],
         [ChainId.Fantom]: [
             FANTOM_TOKENS.WFTM,
@@ -918,6 +926,8 @@ export const DEFAULT_TOKEN_ADJACENCY_GRAPH_BY_CHAIN_ID = valueByChainId<TokenAdj
                 builder.add(MAINNET_TOKENS.MIR, MAINNET_TOKENS.UST);
                 // Convex and Curve
                 builder.add(MAINNET_TOKENS.cvxCRV, MAINNET_TOKENS.CRV).add(MAINNET_TOKENS.CRV, MAINNET_TOKENS.cvxCRV);
+                // Convex and FXS
+                builder.add(MAINNET_TOKENS.cvxFXS, MAINNET_TOKENS.FXS).add(MAINNET_TOKENS.FXS, MAINNET_TOKENS.cvxFXS);
                 // FEI TRIBE liquid in UniV2
                 builder.add(MAINNET_TOKENS.FEI, MAINNET_TOKENS.TRIBE).add(MAINNET_TOKENS.TRIBE, MAINNET_TOKENS.FEI);
                 // FRAX ecosystem
@@ -935,15 +945,21 @@ export const DEFAULT_TOKEN_ADJACENCY_GRAPH_BY_CHAIN_ID = valueByChainId<TokenAdj
         }).build(),
         [ChainId.Polygon]: new TokenAdjacencyGraphBuilder({
             default: DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID[ChainId.Polygon],
-        }).build(),
+        })
+            .tap(builder => {
+                builder.add(POLYGON_TOKENS.QUICK, POLYGON_TOKENS.ANY).add(POLYGON_TOKENS.ANY, POLYGON_TOKENS.QUICK);
+            })
+            .build(),
         [ChainId.Avalanche]: new TokenAdjacencyGraphBuilder({
             default: DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID[ChainId.Avalanche],
         })
             .tap(builder => {
-                // Synape nETH/aWETH pool
+                // Synapse nETH/aWETH pool
                 builder
                     .add(AVALANCHE_TOKENS.aWETH, AVALANCHE_TOKENS.nETH)
                     .add(AVALANCHE_TOKENS.nETH, AVALANCHE_TOKENS.aWETH);
+                // Trader Joe MAG/MIM pool
+                builder.add(AVALANCHE_TOKENS.MIM, AVALANCHE_TOKENS.MAG).add(AVALANCHE_TOKENS.MAG, AVALANCHE_TOKENS.MIM);
             })
             .build(),
         [ChainId.Fantom]: new TokenAdjacencyGraphBuilder({
@@ -1358,6 +1374,11 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         pool: CURVE_POOLS.stgusdc,
         gasSchedule: 250e3,
     }),
+    [CURVE_POOLS.cvxfxs]: createCurveFactoryCryptoExchangePool({
+        tokens: [MAINNET_TOKENS.FXS, MAINNET_TOKENS.cvxFXS],
+        pool: CURVE_POOLS.cvxfxs,
+        gasSchedule: 390e3,
+    }),
 };
 
 export const CURVE_V2_MAINNET_INFOS: { [name: string]: CurveInfo } = {
@@ -1495,38 +1516,6 @@ export const CURVE_OPTIMISM_INFOS: { [name: string]: CurveInfo } = {
     }),
 };
 
-export const SWERVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
-    [SWERVE_POOLS.y]: createCurveExchangePool({
-        tokens: [MAINNET_TOKENS.DAI, MAINNET_TOKENS.USDC, MAINNET_TOKENS.USDT, MAINNET_TOKENS.TUSD],
-        pool: SWERVE_POOLS.y,
-        gasSchedule: 140e3,
-    }),
-};
-
-export const SNOWSWAP_MAINNET_INFOS: { [name: string]: CurveInfo } = {
-    [SNOWSWAP_POOLS.yUSD]: createCurveExchangePool({
-        tokens: [MAINNET_TOKENS.yUSD, MAINNET_TOKENS.ybCRV],
-        pool: SNOWSWAP_POOLS.yUSD,
-        gasSchedule: 990e3,
-    }),
-    [SNOWSWAP_POOLS.yUSD]: createCurveExchangeUnderlyingPool({
-        tokens: [MAINNET_TOKENS.yCRV, MAINNET_TOKENS.bCRV],
-        pool: SNOWSWAP_POOLS.yUSD,
-        gasSchedule: 990e3,
-    }),
-    [SNOWSWAP_POOLS.yVault]: createCurveExchangePool({
-        tokens: [MAINNET_TOKENS.yDAI, MAINNET_TOKENS.yUSDC, MAINNET_TOKENS.yUSDT, MAINNET_TOKENS.yTUSD],
-        pool: SNOWSWAP_POOLS.yVault,
-        gasSchedule: 1490e3,
-    }),
-    // Unsupported due to collision with WETH and ETH with execution using MixinCurve
-    // [SNOWSWAP_POOLS.eth]: createCurveExchangePool({
-    //     tokens: [MAINNET_TOKENS.WETH, MAINNET_TOKENS.vETH, MAINNET_TOKENS.ankrETH, MAINNET_TOKENS.crETH],
-    //     pool: SNOWSWAP_POOLS.eth,
-    //     gasSchedule: 990e3,
-    // }),
-};
-
 export const BELT_BSC_INFOS: { [name: string]: CurveInfo } = {
     [BELT_POOLS.vPool]: createCurveExchangeUnderlyingPool({
         tokens: [BSC_TOKENS.DAI, BSC_TOKENS.USDC, BSC_TOKENS.USDT, BSC_TOKENS.BUSD],
@@ -1553,21 +1542,21 @@ export const XSIGMA_MAINNET_INFOS: { [name: string]: CurveInfo } = {
 
 // Curve-like sources using custom selectors
 export const SADDLE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
-    [SADDLE_POOLS.stables]: {
+    [SADDLE_POOLS.stablesV2]: {
         exchangeFunctionSelector: CurveFunctionSelectors.swap,
         sellQuoteFunctionSelector: CurveFunctionSelectors.calculateSwap,
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
-        poolAddress: SADDLE_POOLS.stables,
+        poolAddress: SADDLE_POOLS.stablesV2,
         tokens: [MAINNET_TOKENS.DAI, MAINNET_TOKENS.USDC, MAINNET_TOKENS.USDT],
         metaTokens: undefined,
         gasSchedule: 150e3,
     },
-    [SADDLE_POOLS.bitcoins]: {
+    [SADDLE_POOLS.bitcoinsV2]: {
         exchangeFunctionSelector: CurveFunctionSelectors.swap,
         sellQuoteFunctionSelector: CurveFunctionSelectors.calculateSwap,
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
-        poolAddress: SADDLE_POOLS.bitcoins,
-        tokens: [MAINNET_TOKENS.tBTC, MAINNET_TOKENS.WBTC, MAINNET_TOKENS.RenBTC, MAINNET_TOKENS.sBTC],
+        poolAddress: SADDLE_POOLS.bitcoinsV2,
+        tokens: [MAINNET_TOKENS.WBTC, MAINNET_TOKENS.RenBTC, MAINNET_TOKENS.sBTC],
         metaTokens: undefined,
         gasSchedule: 150e3,
     },
@@ -1824,6 +1813,40 @@ export const ACRYPTOS_BSC_INFOS: { [name: string]: CurveInfo } = {
     }),
 };
 
+export const PLATYPUS_AVALANCHE_INFOS: { [name: string]: PlatypusInfo } = {
+    [PLATYPUS_AVALANCHE_POOLS.usd]: {
+        poolAddress: PLATYPUS_AVALANCHE_POOLS.usd,
+        tokens: [
+            AVALANCHE_TOKENS.USDT,
+            AVALANCHE_TOKENS.USDC,
+            AVALANCHE_TOKENS.DAI,
+            AVALANCHE_TOKENS.nUSDC,
+            AVALANCHE_TOKENS.USDt,
+        ],
+        gasSchedule: 300e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.yusd]: {
+        poolAddress: PLATYPUS_AVALANCHE_POOLS.yusd,
+        tokens: [AVALANCHE_TOKENS.YUSD, AVALANCHE_TOKENS.nUSDC],
+        gasSchedule: 300e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.frax]: {
+        poolAddress: PLATYPUS_AVALANCHE_POOLS.frax,
+        tokens: [AVALANCHE_TOKENS.FRAX, AVALANCHE_TOKENS.nUSDC],
+        gasSchedule: 300e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.mim]: {
+        poolAddress: PLATYPUS_AVALANCHE_POOLS.mim,
+        tokens: [AVALANCHE_TOKENS.MIM, AVALANCHE_TOKENS.nUSDC],
+        gasSchedule: 300e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.sAVAX]: {
+        poolAddress: PLATYPUS_AVALANCHE_POOLS.sAVAX,
+        tokens: [AVALANCHE_TOKENS.WAVAX, AVALANCHE_TOKENS.sAVAX],
+        gasSchedule: 300e3,
+    },
+};
+
 /**
  * Kyber reserve prefixes
  * 0xff Fed price reserve
@@ -1915,11 +1938,6 @@ export const CRYPTO_COM_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
     NULL_ADDRESS,
 );
 
-export const LINKSWAP_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
-    { [ChainId.Mainnet]: '0xa7ece0911fe8c60bff9e99f8fafcdbe56e07aff1' },
-    NULL_ADDRESS,
-);
-
 export const SHIBASWAP_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
     {
         [ChainId.Mainnet]: '0x03f7724180aa6b939894b5ca4314783b0b36b329',
@@ -1980,6 +1998,13 @@ export const KYBER_DMM_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
     NULL_ADDRESS,
 );
 
+export const BISWAP_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.BSC]: '0x3a6d8ca21d1cf76f653a67577fa0d27453350dd8',
+    },
+    NULL_ADDRESS,
+);
+
 export const MOONISWAP_REGISTRIES_BY_CHAIN_ID = valueByChainId(
     {
         [ChainId.Mainnet]: ['0xbaf9a5d4b0052359326a6cdab54babaa3a3a9643'],
@@ -2156,11 +2181,12 @@ export const BALANCER_SUBGRAPH_URL = 'https://api.thegraph.com/subgraphs/name/ba
 export const BALANCER_TOP_POOLS_FETCHED = 250;
 export const BALANCER_MAX_POOLS_FETCHED = 3;
 
-export const BALANCER_V2_SUBGRAPH_URL_BY_CHAIN = valueByChainId<string>(
+export const BALANCER_V2_SUBGRAPH_URL_BY_CHAIN = valueByChainId(
     {
+        [ChainId.Mainnet]: 'https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-v2',
         [ChainId.Polygon]: 'https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-polygon-v2',
     },
-    'https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-v2',
+    null,
 );
 
 export const BEETHOVEN_X_SUBGRAPH_URL_BY_CHAIN = valueByChainId<string>(
@@ -2353,6 +2379,41 @@ export const SPOOKYSWAP_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
     NULL_ADDRESS,
 );
 
+export const GMX_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Avalanche]: '0x5f719c2f1095f7b9fc68a68e35b51194f4b6abe8',
+    },
+    NULL_ADDRESS,
+);
+
+export const GMX_READER_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Avalanche]: '0x67b789d48c926006f5132bfce4e976f0a7a63d5d',
+    },
+    NULL_ADDRESS,
+);
+
+export const GMX_VAULT_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Avalanche]: '0x9ab2de34a33fb459b538c43f251eb825645e8595',
+    },
+    NULL_ADDRESS,
+);
+
+export const PLATYPUS_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Avalanche]: '0x73256ec7575d999c360c1eec118ecbefd8da7d12',
+    },
+    NULL_ADDRESS,
+);
+
+export const YOSHI_ROUTER_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Fantom]: '0xe4a4642b19c4d0cba965673cd51422b1eda0a78d',
+    },
+    NULL_ADDRESS,
+);
+
 export const VIP_ERC20_BRIDGE_SOURCES_BY_CHAIN_ID = valueByChainId<ERC20BridgeSource[]>(
     {
         [ChainId.Mainnet]: [
@@ -2410,12 +2471,9 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     [ERC20BridgeSource.LiquidityProvider]: fillData => {
         return (fillData as LiquidityProviderFillData).gasCost || 100e3;
     },
-    [ERC20BridgeSource.Eth2Dai]: () => 400e3,
     [ERC20BridgeSource.Kyber]: () => 450e3,
     [ERC20BridgeSource.Curve]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.CurveV2]: fillData => (fillData as CurveFillData).pool.gasSchedule,
-    [ERC20BridgeSource.Swerve]: fillData => (fillData as CurveFillData).pool.gasSchedule,
-    [ERC20BridgeSource.SnowSwap]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.Nerve]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.Synapse]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.Belt]: fillData => (fillData as CurveFillData).pool.gasSchedule,
@@ -2430,10 +2488,12 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     [ERC20BridgeSource.UniswapV2]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.SushiSwap]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.CryptoCom]: uniswapV2CloneGasSchedule,
-    [ERC20BridgeSource.Linkswap]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.ShibaSwap]: uniswapV2CloneGasSchedule,
+    [ERC20BridgeSource.BiSwap]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.Balancer]: () => 120e3,
-    [ERC20BridgeSource.BalancerV2]: () => 100e3,
+    [ERC20BridgeSource.BalancerV2]: (fillData?: FillData) => {
+        return 100e3 + ((fillData as BalancerV2BatchSwapFillData).swapSteps.length - 1) * 50e3;
+    },
     [ERC20BridgeSource.Cream]: () => 120e3,
     [ERC20BridgeSource.MStable]: () => 200e3,
     [ERC20BridgeSource.MakerPsm]: (fillData?: FillData) => {
@@ -2469,8 +2529,7 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
         return gas;
     },
     [ERC20BridgeSource.KyberDmm]: (fillData?: FillData) => {
-        // TODO: Different base cost if to/from ETH.
-        let gas = 95e3;
+        let gas = 170e3;
         const path = (fillData as UniswapV2FillData).tokenAddressPath;
         if (path.length > 2) {
             gas += (path.length - 2) * 65e3; // +65k for each hop.
@@ -2556,6 +2615,8 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     //
     [ERC20BridgeSource.Pangolin]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.TraderJoe]: uniswapV2CloneGasSchedule,
+    [ERC20BridgeSource.GMX]: () => 450e3,
+    [ERC20BridgeSource.Platypus]: () => 450e3,
 
     //
     // Celo
@@ -2568,6 +2629,7 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     [ERC20BridgeSource.MorpheusSwap]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.SpiritSwap]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.SpookySwap]: uniswapV2CloneGasSchedule,
+    [ERC20BridgeSource.Yoshi]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.Beethovenx]: () => 100e3,
 };
 

packages/asset-swapper/src/utils/market_operation_utils/index.ts

@@ -4,12 +4,15 @@ import * as _ from 'lodash';
 
 import { DEFAULT_INFO_LOGGER, INVALID_SIGNATURE } from '../../constants';
 import {
+    AltRfqMakerAssetOfferings,
     AssetSwapperContractAddresses,
     MarketOperation,
     NativeOrderWithFillableAmounts,
     SignedNativeOrder,
 } from '../../types';
-import { QuoteRequestor } from '../quote_requestor';
+import { getAltMarketInfo } from '../alt_mm_implementation_utils';
+import { QuoteRequestor, V4RFQIndicativeQuoteMM } from '../quote_requestor';
+import { toSignedNativeOrder } from '../rfq_client_mappers';
 import {
     getNativeAdjustedFillableAmountsFromMakerAmount,
     getNativeAdjustedFillableAmountsFromTakerAmount,
@@ -663,17 +666,49 @@ export class MarketOperationUtils {
             // Timing of RFQT lifecycle
             const timeStart = new Date().getTime();
             const { makerToken, takerToken } = nativeOrders[0].order;
+
+            // Filter Alt Rfq Maker Asset Offerings to the current pair
+            const filteredOfferings: AltRfqMakerAssetOfferings = {};
+            if (rfqt.altRfqAssetOfferings) {
+                const endpoints = Object.keys(rfqt.altRfqAssetOfferings);
+                for (const endpoint of endpoints) {
+                    // Get the current pair if being offered
+                    const offering = getAltMarketInfo(rfqt.altRfqAssetOfferings[endpoint], makerToken, takerToken);
+                    if (offering) {
+                        filteredOfferings[endpoint] = [offering];
+                    }
+                }
+            }
+
             if (rfqt.isIndicative) {
                 // An indicative quote is being requested, and indicative quotes price-aware enabled
                 // Make the RFQT request and then re-run the sampler if new orders come back.
-                const indicativeQuotes = await rfqt.quoteRequestor.requestRfqtIndicativeQuotesAsync(
-                    makerToken,
-                    takerToken,
-                    amount,
-                    side,
-                    wholeOrderPrice,
-                    rfqt,
-                );
+
+                const indicativeQuotes =
+                    rfqt.rfqClient !== undefined
+                        ? ((
+                              await rfqt.rfqClient.getV1PricesAsync({
+                                  altRfqAssetOfferings: filteredOfferings,
+                                  assetFillAmount: amount,
+                                  chainId: this._sampler.chainId,
+                                  comparisonPrice: wholeOrderPrice,
+                                  integratorId: rfqt.integrator.integratorId,
+                                  intentOnFilling: rfqt.intentOnFilling,
+                                  makerToken,
+                                  marketOperation: side,
+                                  takerAddress: rfqt.takerAddress,
+                                  takerToken,
+                                  txOrigin: rfqt.txOrigin,
+                              })
+                          ).prices as V4RFQIndicativeQuoteMM[])
+                        : await rfqt.quoteRequestor.requestRfqtIndicativeQuotesAsync(
+                              makerToken,
+                              takerToken,
+                              amount,
+                              side,
+                              wholeOrderPrice,
+                              rfqt,
+                          );
                 const deltaTime = new Date().getTime() - timeStart;
                 DEFAULT_INFO_LOGGER({
                     rfqQuoteType: 'indicative',
@@ -687,14 +722,31 @@ export class MarketOperationUtils {
             } else {
                 // A firm quote is being requested, and firm quotes price-aware enabled.
                 // Ensure that `intentOnFilling` is enabled and make the request.
-                const firmQuotes = await rfqt.quoteRequestor.requestRfqtFirmQuotesAsync(
-                    makerToken,
-                    takerToken,
-                    amount,
-                    side,
-                    wholeOrderPrice,
-                    rfqt,
-                );
+                const firmQuotes =
+                    rfqt.rfqClient !== undefined
+                        ? (
+                              await rfqt.rfqClient.getV1QuotesAsync({
+                                  altRfqAssetOfferings: filteredOfferings,
+                                  assetFillAmount: amount,
+                                  chainId: this._sampler.chainId,
+                                  comparisonPrice: wholeOrderPrice,
+                                  integratorId: rfqt.integrator.integratorId,
+                                  intentOnFilling: rfqt.intentOnFilling,
+                                  makerToken,
+                                  marketOperation: side,
+                                  takerAddress: rfqt.takerAddress,
+                                  takerToken,
+                                  txOrigin: rfqt.txOrigin,
+                              })
+                          ).quotes.map(toSignedNativeOrder)
+                        : await rfqt.quoteRequestor.requestRfqtFirmQuotesAsync(
+                              makerToken,
+                              takerToken,
+                              amount,
+                              side,
+                              wholeOrderPrice,
+                              rfqt,
+                          );
                 const deltaTime = new Date().getTime() - timeStart;
                 DEFAULT_INFO_LOGGER({
                     rfqQuoteType: 'firm',
@@ -777,7 +829,7 @@ export class MarketOperationUtils {
     private async _refreshPoolCacheIfRequiredAsync(takerToken: string, makerToken: string): Promise<void> {
         void Promise.all(
             Object.values(this._sampler.poolsCaches).map(async cache => {
-                if (cache.isFresh(takerToken, makerToken)) {
+                if (!cache || cache.isFresh(takerToken, makerToken)) {
                     return Promise.resolve([]);
                 }
                 return cache.getFreshPoolsForPairAsync(takerToken, makerToken);

packages/asset-swapper/src/utils/market_operation_utils/orders.ts

@@ -8,6 +8,7 @@ import {
     AaveV2FillData,
     AggregationError,
     BalancerFillData,
+    BalancerV2BatchSwapFillData,
     BalancerV2FillData,
     BancorFillData,
     CollapsedFill,
@@ -20,6 +21,7 @@ import {
     FinalUniswapV3FillData,
     GeistFillData,
     GenericRouterFillData,
+    GMXFillData,
     KyberDmmFillData,
     KyberFillData,
     LidoFillData,
@@ -34,6 +36,7 @@ import {
     OptimizedMarketOrder,
     OptimizedMarketOrderBase,
     OrderDomain,
+    PlatypusFillData,
     ShellFillData,
     UniswapV2FillData,
     UniswapV3FillData,
@@ -86,7 +89,7 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
         case ERC20BridgeSource.Balancer:
             return encodeBridgeSourceId(BridgeProtocol.Balancer, 'Balancer');
         case ERC20BridgeSource.BalancerV2:
-            return encodeBridgeSourceId(BridgeProtocol.BalancerV2, 'BalancerV2');
+            return encodeBridgeSourceId(BridgeProtocol.BalancerV2Batch, 'BalancerV2');
         case ERC20BridgeSource.Bancor:
             return encodeBridgeSourceId(BridgeProtocol.Bancor, 'Bancor');
         // case ERC20BridgeSource.CoFiX:
@@ -110,24 +113,16 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
             return encodeBridgeSourceId(BridgeProtocol.Mooniswap, 'Mooniswap');
         case ERC20BridgeSource.MStable:
             return encodeBridgeSourceId(BridgeProtocol.MStable, 'MStable');
-        case ERC20BridgeSource.Eth2Dai:
-            return encodeBridgeSourceId(BridgeProtocol.Oasis, 'Eth2Dai');
         case ERC20BridgeSource.Shell:
             return encodeBridgeSourceId(BridgeProtocol.Shell, 'Shell');
-        case ERC20BridgeSource.SnowSwap:
-            return encodeBridgeSourceId(BridgeProtocol.Curve, 'SnowSwap');
         case ERC20BridgeSource.SushiSwap:
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'SushiSwap');
-        case ERC20BridgeSource.Swerve:
-            return encodeBridgeSourceId(BridgeProtocol.Curve, 'Swerve');
         case ERC20BridgeSource.Uniswap:
             return encodeBridgeSourceId(BridgeProtocol.Uniswap, 'Uniswap');
         case ERC20BridgeSource.UniswapV2:
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'UniswapV2');
         case ERC20BridgeSource.DodoV2:
             return encodeBridgeSourceId(BridgeProtocol.DodoV2, 'DodoV2');
-        case ERC20BridgeSource.Linkswap:
-            return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'Linkswap');
         case ERC20BridgeSource.PancakeSwap:
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'PancakeSwap');
         case ERC20BridgeSource.PancakeSwapV2:
@@ -200,6 +195,8 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'SpookySwap');
         case ERC20BridgeSource.MorpheusSwap:
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'MorpheusSwap');
+        case ERC20BridgeSource.Yoshi:
+            return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'Yoshi');
         case ERC20BridgeSource.AaveV2:
             return encodeBridgeSourceId(BridgeProtocol.AaveV2, 'AaveV2');
         case ERC20BridgeSource.Compound:
@@ -208,6 +205,12 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
             return encodeBridgeSourceId(BridgeProtocol.AaveV2, 'Geist');
         case ERC20BridgeSource.MobiusMoney:
             return encodeBridgeSourceId(BridgeProtocol.Nerve, 'MobiusMoney');
+        case ERC20BridgeSource.BiSwap:
+            return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'BiSwap');
+        case ERC20BridgeSource.GMX:
+            return encodeBridgeSourceId(BridgeProtocol.GMX, 'GMX');
+        case ERC20BridgeSource.Platypus:
+            return encodeBridgeSourceId(BridgeProtocol.Platypus, 'Platypus');
         default:
             throw new Error(AggregationError.NoBridgeForSource);
     }
@@ -231,8 +234,6 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
     switch (order.source) {
         case ERC20BridgeSource.Curve:
         case ERC20BridgeSource.CurveV2:
-        case ERC20BridgeSource.Swerve:
-        case ERC20BridgeSource.SnowSwap:
         case ERC20BridgeSource.Nerve:
         case ERC20BridgeSource.Synapse:
         case ERC20BridgeSource.Belt:
@@ -258,9 +259,18 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
             bridgeData = encoder.encode([balancerFillData.poolAddress]);
             break;
         case ERC20BridgeSource.BalancerV2:
+            {
+                const balancerV2FillData = (order as OptimizedMarketBridgeOrder<BalancerV2BatchSwapFillData>).fillData;
+                bridgeData = encoder.encode([
+                    balancerV2FillData.vault,
+                    balancerV2FillData.swapSteps,
+                    balancerV2FillData.assets,
+                ]);
+            }
+            break;
         case ERC20BridgeSource.Beethovenx:
-            const balancerV2FillData = (order as OptimizedMarketBridgeOrder<BalancerV2FillData>).fillData;
-            const { vault, poolId } = balancerV2FillData;
+            const beethovenFillData = (order as OptimizedMarketBridgeOrder<BalancerV2FillData>).fillData;
+            const { vault, poolId } = beethovenFillData;
             bridgeData = encoder.encode([vault, poolId]);
             break;
         case ERC20BridgeSource.Bancor:
@@ -270,7 +280,6 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
         case ERC20BridgeSource.UniswapV2:
         case ERC20BridgeSource.SushiSwap:
         case ERC20BridgeSource.CryptoCom:
-        case ERC20BridgeSource.Linkswap:
         case ERC20BridgeSource.PancakeSwap:
         case ERC20BridgeSource.PancakeSwapV2:
         case ERC20BridgeSource.BakerySwap:
@@ -291,6 +300,8 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
         case ERC20BridgeSource.SpiritSwap:
         case ERC20BridgeSource.SpookySwap:
         case ERC20BridgeSource.MorpheusSwap:
+        case ERC20BridgeSource.BiSwap:
+        case ERC20BridgeSource.Yoshi:
             const uniswapV2FillData = (order as OptimizedMarketBridgeOrder<UniswapV2FillData>).fillData;
             bridgeData = encoder.encode([uniswapV2FillData.router, uniswapV2FillData.tokenAddressPath]);
             break;
@@ -327,10 +338,6 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
             const uniFillData = (order as OptimizedMarketBridgeOrder<GenericRouterFillData>).fillData;
             bridgeData = encoder.encode([uniFillData.router]);
             break;
-        case ERC20BridgeSource.Eth2Dai:
-            const oasisFillData = (order as OptimizedMarketBridgeOrder<GenericRouterFillData>).fillData;
-            bridgeData = encoder.encode([oasisFillData.router]);
-            break;
         case ERC20BridgeSource.MStable:
             const mStableFillData = (order as OptimizedMarketBridgeOrder<GenericRouterFillData>).fillData;
             bridgeData = encoder.encode([mStableFillData.router]);
@@ -367,6 +374,23 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
             const geistFillData = (order as OptimizedMarketBridgeOrder<GeistFillData>).fillData;
             bridgeData = encoder.encode([geistFillData.lendingPool, geistFillData.gToken]);
             break;
+        case ERC20BridgeSource.GMX:
+            const gmxFillData = (order as OptimizedMarketBridgeOrder<GMXFillData>).fillData;
+            bridgeData = encoder.encode([
+                gmxFillData.router,
+                gmxFillData.reader,
+                gmxFillData.vault,
+                gmxFillData.tokenAddressPath,
+            ]);
+            break;
+        case ERC20BridgeSource.Platypus:
+            const platypusFillData = (order as OptimizedMarketBridgeOrder<PlatypusFillData>).fillData;
+            bridgeData = encoder.encode([
+                platypusFillData.router,
+                platypusFillData.pool,
+                platypusFillData.tokenAddressPath,
+            ]);
+            break;
 
         default:
             throw new Error(AggregationError.NoBridgeForSource);
@@ -453,6 +477,8 @@ const balancerV2Encoder = AbiEncoder.create([
 ]);
 const routerAddressPathEncoder = AbiEncoder.create('(address,address[])');
 const tokenAddressEncoder = AbiEncoder.create([{ name: 'tokenAddress', type: 'address' }]);
+const gmxAddressPathEncoder = AbiEncoder.create('(address,address,address,address[])');
+const platypusAddressPathEncoder = AbiEncoder.create('(address,address[],address[])');
 
 export const BRIDGE_ENCODERS: {
     [key in Exclude<
@@ -480,8 +506,6 @@ export const BRIDGE_ENCODERS: {
     // Curve like
     [ERC20BridgeSource.Curve]: curveEncoder,
     [ERC20BridgeSource.CurveV2]: curveEncoder,
-    [ERC20BridgeSource.Swerve]: curveEncoder,
-    [ERC20BridgeSource.SnowSwap]: curveEncoder,
     [ERC20BridgeSource.Nerve]: curveEncoder,
     [ERC20BridgeSource.Synapse]: curveEncoder,
     [ERC20BridgeSource.Belt]: curveEncoder,
@@ -498,13 +522,17 @@ export const BRIDGE_ENCODERS: {
     [ERC20BridgeSource.UniswapV2]: routerAddressPathEncoder,
     [ERC20BridgeSource.SushiSwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.CryptoCom]: routerAddressPathEncoder,
-    [ERC20BridgeSource.Linkswap]: routerAddressPathEncoder,
     [ERC20BridgeSource.ShibaSwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.Pangolin]: routerAddressPathEncoder,
     [ERC20BridgeSource.TraderJoe]: routerAddressPathEncoder,
     [ERC20BridgeSource.SpiritSwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.SpookySwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.MorpheusSwap]: routerAddressPathEncoder,
+    [ERC20BridgeSource.BiSwap]: routerAddressPathEncoder,
+    [ERC20BridgeSource.Yoshi]: routerAddressPathEncoder,
+    // Avalanche
+    [ERC20BridgeSource.GMX]: gmxAddressPathEncoder,
+    [ERC20BridgeSource.Platypus]: platypusAddressPathEncoder,
     // Celo
     [ERC20BridgeSource.UbeSwap]: routerAddressPathEncoder,
     // BSC
@@ -526,14 +554,27 @@ export const BRIDGE_ENCODERS: {
     [ERC20BridgeSource.Shell]: poolEncoder,
     [ERC20BridgeSource.Component]: poolEncoder,
     [ERC20BridgeSource.Mooniswap]: poolEncoder,
-    [ERC20BridgeSource.Eth2Dai]: poolEncoder,
     [ERC20BridgeSource.MStable]: poolEncoder,
     [ERC20BridgeSource.Balancer]: poolEncoder,
     [ERC20BridgeSource.Cream]: poolEncoder,
     [ERC20BridgeSource.Uniswap]: poolEncoder,
     // Custom integrations
     [ERC20BridgeSource.MakerPsm]: makerPsmEncoder,
-    [ERC20BridgeSource.BalancerV2]: balancerV2Encoder,
+    [ERC20BridgeSource.BalancerV2]: AbiEncoder.create([
+        { name: 'vault', type: 'address' },
+        {
+            name: 'swapSteps',
+            type: 'tuple[]',
+            components: [
+                { name: 'poolId', type: 'bytes32' },
+                { name: 'assetInIndex', type: 'uint256' },
+                { name: 'assetOutIndex', type: 'uint256' },
+                { name: 'amount', type: 'uint256' },
+                { name: 'userData', type: 'bytes' },
+            ],
+        },
+        { name: 'assets', type: 'address[]' },
+    ]),
     [ERC20BridgeSource.Beethovenx]: balancerV2Encoder,
     [ERC20BridgeSource.UniswapV3]: AbiEncoder.create([
         { name: 'router', type: 'address' },

packages/asset-swapper/src/utils/market_operation_utils/pools_cache/balancer_v2_utils.ts

@@ -51,7 +51,7 @@ export class BalancerV2PoolsCache extends PoolsCache {
 
     constructor(
         chainId: ChainId,
-        private readonly subgraphUrl: string = BALANCER_V2_SUBGRAPH_URL_BY_CHAIN[chainId],
+        private readonly subgraphUrl: string = BALANCER_V2_SUBGRAPH_URL_BY_CHAIN[chainId]!,
         private readonly maxPoolsFetched: number = BALANCER_MAX_POOLS_FETCHED,
         private readonly _topPoolsFetched: number = BALANCER_TOP_POOLS_FETCHED,
         private readonly _warningLogger: LogFunction = DEFAULT_WARNING_LOGGER,

packages/asset-swapper/src/utils/market_operation_utils/pools_cache/balancer_v2_utils_new.ts

@@ -0,0 +1,190 @@
+import { ChainId } from '@0x/contract-addresses';
+import { BigNumber } from '@0x/utils';
+import {
+    BalancerSDK,
+    BalancerSdkConfig,
+    formatSequence,
+    getTokenAddressesForSwap,
+    NewPath,
+    parseToPoolsDict,
+    PoolDictionary,
+    RouteProposer,
+    SwapTypes,
+} from '@balancer-labs/sdk';
+
+import { DEFAULT_WARNING_LOGGER } from '../../../constants';
+import { LogFunction } from '../../../types';
+import { BALANCER_V2_SUBGRAPH_URL_BY_CHAIN, ONE_SECOND_MS } from '../constants';
+import { BalancerSwapInfo, BalancerSwaps } from '../types';
+
+import { CacheValue, EMPTY_BALANCER_SWAPS, SwapInfoCache } from './pair_swaps_cache';
+import { SubgraphPoolDataService } from './sgPoolDataService';
+
+// tslint:disable-next-line:custom-no-magic-numbers
+const ONE_DAY_MS = 24 * 60 * 60 * ONE_SECOND_MS;
+
+export interface BalancerPoolResponse {
+    poolType: string;
+    id: string;
+    tokens: Array<{ address: string }>;
+    tokensList: string[];
+}
+
+export class BalancerV2SwapInfoCache extends SwapInfoCache {
+    private static readonly _MAX_POOLS_PER_PATH = 4;
+    private static readonly _MAX_CANDIDATE_PATHS_PER_PAIR = 2;
+    private readonly _routeProposer: RouteProposer;
+    private readonly _poolDataService: SubgraphPoolDataService;
+
+    constructor(
+        chainId: ChainId,
+        subgraphUrl: string | null = BALANCER_V2_SUBGRAPH_URL_BY_CHAIN[chainId],
+        private readonly _warningLogger: LogFunction = DEFAULT_WARNING_LOGGER,
+        cache: { [key: string]: CacheValue } = {},
+    ) {
+        super(cache);
+        const config: BalancerSdkConfig = {
+            network: chainId as number, // wtf TS
+            rpcUrl: '', // Not actually used by SDK for this.
+        };
+        const balancerSdk = new BalancerSDK(config);
+        // The RouteProposer finds paths between a token pair using direct/multihop/linearPool routes
+        this._routeProposer = balancerSdk.sor.routeProposer;
+        // Uses Subgraph to retrieve up to date pool data required for routeProposer
+        this._poolDataService = new SubgraphPoolDataService({
+            chainId,
+            subgraphUrl,
+        });
+        void this._loadTopPoolsAsync();
+        // Reload the top pools every 12 hours
+        setInterval(async () => void this._loadTopPoolsAsync(), ONE_DAY_MS / 2);
+    }
+
+    protected async _loadTopPoolsAsync(): Promise<void> {
+        const fromToSwapInfo: {
+            [from: string]: { [to: string]: BalancerSwaps };
+        } = {};
+
+        // Retrieve pool data from Subgraph
+        const pools = await this._poolDataService.getPools();
+        // timestamp is used for Element pools
+        const timestamp = Math.floor(Date.now() / ONE_SECOND_MS);
+        const poolsDict = parseToPoolsDict(pools, timestamp);
+
+        for (const pool of pools) {
+            const { tokensList } = pool;
+            // tslint:disable-next-line: await-promise
+            await null; // This loop can be CPU heavy so yield to event loop.
+            for (const from of tokensList) {
+                for (const to of tokensList.filter(t => t.toLowerCase() !== from.toLowerCase())) {
+                    fromToSwapInfo[from] = fromToSwapInfo[from] || {};
+                    // If a record for pair already exists skip as all paths alreay found
+                    if (fromToSwapInfo[from][to]) {
+                        continue;
+                    } else {
+                        try {
+                            const expiresAt = Date.now() + this._cacheTimeMs;
+                            // Retrieve swap steps and assets for a token pair
+                            // This only needs to be called once per pair as all paths will be created from single call
+                            const pairSwapInfo = this._getPoolPairSwapInfo(poolsDict, from, to);
+                            fromToSwapInfo[from][to] = pairSwapInfo;
+                            this._cacheSwapInfoForPair(from, to, fromToSwapInfo[from][to], expiresAt);
+                        } catch (err) {
+                            this._warningLogger(err, `Failed to load Balancer V2 top pools`);
+                            // soldier on
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Will retrieve fresh pair and path data from Subgraph and return and array of swap info for pair..
+     * @param takerToken Address of takerToken.
+     * @param makerToken Address of makerToken.
+     * @returns Swap data for pair consisting of assets and swap steps for ExactIn and ExactOut swap types.
+     */
+    protected async _fetchSwapInfoForPairAsync(takerToken: string, makerToken: string): Promise<BalancerSwaps> {
+        try {
+            // retrieve up to date pools from SG
+            const pools = await this._poolDataService.getPools();
+
+            // timestamp is used for Element pools
+            const timestamp = Math.floor(Date.now() / ONE_SECOND_MS);
+            const poolDictionary = parseToPoolsDict(pools, timestamp);
+            return this._getPoolPairSwapInfo(poolDictionary, takerToken, makerToken);
+        } catch (e) {
+            return EMPTY_BALANCER_SWAPS;
+        }
+    }
+
+    /**
+     * Uses pool data from provided dictionary to find top swap paths for token pair.
+     * @param pools Dictionary of pool data.
+     * @param takerToken Address of taker token.
+     * @param makerToken Address of maker token.
+     * @returns Swap data for pair consisting of assets and swap steps for ExactIn and ExactOut swap types.
+     */
+    private _getPoolPairSwapInfo(pools: PoolDictionary, takerToken: string, makerToken: string): BalancerSwaps {
+        /*
+        Uses Balancer SDK to construct available paths for pair.
+        Paths can be direct, i.e. both tokens are in same pool or multihop.
+        Will also create paths for the new Balancer Linear pools.
+        These are returned in order of available liquidity which is useful for filtering.
+        */
+        const paths = this._routeProposer.getCandidatePathsFromDict(
+            takerToken,
+            makerToken,
+            SwapTypes.SwapExactIn,
+            pools,
+            BalancerV2SwapInfoCache._MAX_POOLS_PER_PATH,
+        );
+
+        if (paths.length === 0) {
+            return EMPTY_BALANCER_SWAPS;
+        }
+
+        // Convert paths data to swap information suitable for queryBatchSwap. Only use top 2 liquid paths
+        return formatSwaps(paths.slice(0, BalancerV2SwapInfoCache._MAX_CANDIDATE_PATHS_PER_PAIR));
+    }
+}
+
+/**
+ * Given an array of Balancer paths, returns swap information that can be passed to queryBatchSwap.
+ * @param paths Array of Balancer paths.
+ * @returns Formatted swap data consisting of assets and swap steps for ExactIn and ExactOut swap types.
+ */
+function formatSwaps(paths: NewPath[]): BalancerSwaps {
+    const formattedSwapsExactIn: BalancerSwapInfo[] = [];
+    const formattedSwapsExactOut: BalancerSwapInfo[] = [];
+    let assets: string[];
+    paths.forEach(path => {
+        // Add a swap amount for each swap so we can use formatSequence. (This will be overwritten with actual amount during query)
+        path.swaps.forEach(s => (s.swapAmount = '0'));
+        const tokenAddresses = getTokenAddressesForSwap(path.swaps);
+        // Formats for both ExactIn and ExactOut swap types
+        const swapsExactIn = formatSequence(SwapTypes.SwapExactIn, path.swaps, tokenAddresses);
+        const swapsExactOut = formatSequence(SwapTypes.SwapExactOut, path.swaps, tokenAddresses);
+        assets = tokenAddresses;
+        formattedSwapsExactIn.push({
+            assets,
+            swapSteps: swapsExactIn.map(s => ({
+                ...s,
+                amount: new BigNumber(s.amount),
+            })),
+        });
+        formattedSwapsExactOut.push({
+            assets,
+            swapSteps: swapsExactOut.map(s => ({
+                ...s,
+                amount: new BigNumber(s.amount),
+            })),
+        });
+    });
+    const formattedSwaps: BalancerSwaps = {
+        swapInfoExactIn: formattedSwapsExactIn,
+        swapInfoExactOut: formattedSwapsExactOut,
+    };
+    return formattedSwaps;
+}

packages/asset-swapper/src/utils/market_operation_utils/pools_cache/pair_swaps_cache.ts

@@ -0,0 +1,91 @@
+import { BalancerSwaps } from '../types';
+
+import { ONE_HOUR_IN_SECONDS, ONE_SECOND_MS } from '../constants';
+
+export interface CacheValue {
+    expiresAt: number;
+    balancerSwaps: BalancerSwaps;
+}
+
+// tslint:disable:custom-no-magic-numbers
+// Cache results for 30mins
+const DEFAULT_CACHE_TIME_MS = (ONE_HOUR_IN_SECONDS / 2) * ONE_SECOND_MS;
+const DEFAULT_TIMEOUT_MS = ONE_SECOND_MS;
+export const EMPTY_BALANCER_SWAPS = { swapInfoExactIn: [], swapInfoExactOut: [] };
+// tslint:enable:custom-no-magic-numbers
+
+/**
+ * Caches SwapInfo for a pair of tokens.
+ * SwapInfo includes swap steps and asset information for those swap steps.
+ */
+export abstract class SwapInfoCache {
+    protected static _isExpired(value: CacheValue): boolean {
+        return Date.now() >= value.expiresAt;
+    }
+    constructor(
+        protected readonly _cache: { [key: string]: CacheValue },
+        protected readonly _cacheTimeMs: number = DEFAULT_CACHE_TIME_MS,
+    ) {}
+
+    public async getFreshPoolsForPairAsync(
+        takerToken: string,
+        makerToken: string,
+        timeoutMs: number = DEFAULT_TIMEOUT_MS,
+    ): Promise<BalancerSwaps> {
+        const timeout = new Promise<BalancerSwaps>(resolve => setTimeout(resolve, timeoutMs, []));
+        return Promise.race([this._getAndSaveFreshSwapInfoForPairAsync(takerToken, makerToken), timeout]);
+    }
+
+    public getCachedSwapInfoForPair(
+        takerToken: string,
+        makerToken: string,
+        ignoreExpired: boolean = true,
+    ): BalancerSwaps | undefined {
+        const key = JSON.stringify([takerToken, makerToken]);
+        const value = this._cache[key];
+        if (ignoreExpired) {
+            return value === undefined ? EMPTY_BALANCER_SWAPS : value.balancerSwaps;
+        }
+        if (!value) {
+            return undefined;
+        }
+        if (SwapInfoCache._isExpired(value)) {
+            return undefined;
+        }
+        return value.balancerSwaps;
+    }
+
+    public isFresh(takerToken: string, makerToken: string): boolean {
+        const cached = this.getCachedSwapInfoForPair(takerToken, makerToken, false);
+        return cached !== undefined;
+    }
+
+    protected async _getAndSaveFreshSwapInfoForPairAsync(
+        takerToken: string,
+        makerToken: string,
+    ): Promise<BalancerSwaps> {
+        const key = JSON.stringify([takerToken, makerToken]);
+        const value = this._cache[key];
+        if (value === undefined || value.expiresAt >= Date.now()) {
+            const swapInfo = await this._fetchSwapInfoForPairAsync(takerToken, makerToken);
+            const expiresAt = Date.now() + this._cacheTimeMs;
+            this._cacheSwapInfoForPair(takerToken, makerToken, swapInfo, expiresAt);
+        }
+        return this._cache[key].balancerSwaps;
+    }
+
+    protected _cacheSwapInfoForPair(
+        takerToken: string,
+        makerToken: string,
+        swapInfo: BalancerSwaps,
+        expiresAt: number,
+    ): void {
+        const key = JSON.stringify([takerToken, makerToken]);
+        this._cache[key] = {
+            expiresAt,
+            balancerSwaps: swapInfo,
+        };
+    }
+
+    protected abstract _fetchSwapInfoForPairAsync(takerToken: string, makerToken: string): Promise<BalancerSwaps>;
+}

packages/asset-swapper/src/utils/market_operation_utils/pools_cache/sgPoolDataService.ts

@@ -0,0 +1,114 @@
+import { ChainId } from '@0x/contract-addresses';
+import { logUtils } from '@0x/utils';
+import { PoolDataService, SubgraphPoolBase } from '@balancer-labs/sdk';
+import { gql, request } from 'graphql-request';
+
+const queryWithLinear = gql`
+    query fetchTopPoolsWithLinear($maxPoolsFetched: Int!) {
+        pools: pools(
+            first: $maxPoolsFetched
+            where: { swapEnabled: true }
+            orderBy: totalLiquidity
+            orderDirection: desc
+        ) {
+            id
+            address
+            poolType
+            swapFee
+            totalShares
+            tokens {
+                address
+                balance
+                decimals
+                weight
+                priceRate
+            }
+            tokensList
+            totalWeight
+            amp
+            expiryTime
+            unitSeconds
+            principalToken
+            baseToken
+            swapEnabled
+            wrappedIndex
+            mainIndex
+            lowerTarget
+            upperTarget
+        }
+    }
+`;
+
+const queryWithOutLinear = gql`
+    query fetchTopPoolsWithoutLinear($maxPoolsFetched: Int!) {
+        pools: pools(
+            first: $maxPoolsFetched
+            where: { swapEnabled: true }
+            orderBy: totalLiquidity
+            orderDirection: desc
+        ) {
+            id
+            address
+            poolType
+            swapFee
+            totalShares
+            tokens {
+                address
+                balance
+                decimals
+                weight
+                priceRate
+            }
+            tokensList
+            totalWeight
+            amp
+            expiryTime
+            unitSeconds
+            principalToken
+            baseToken
+            swapEnabled
+        }
+    }
+`;
+
+const QUERY_BY_CHAIN_ID: { [chainId: number]: string } = {
+    [ChainId.Mainnet]: queryWithLinear,
+    [ChainId.Polygon]: queryWithOutLinear,
+};
+
+const DEFAULT_MAX_POOLS_FETCHED = 96;
+
+/**
+ * Simple service to query required info from Subgraph for Balancer Pools.
+ * Because Balancer Subgraphs have slightly different schema depending on network the queries are adjusted as needed.
+ */
+export class SubgraphPoolDataService implements PoolDataService {
+    private readonly _gqlQuery: string | undefined;
+
+    constructor(
+        private readonly _config: {
+            chainId: number;
+            subgraphUrl: string | null;
+            maxPoolsFetched?: number;
+        },
+    ) {
+        this._config.maxPoolsFetched = this._config.maxPoolsFetched || DEFAULT_MAX_POOLS_FETCHED;
+        this._gqlQuery = QUERY_BY_CHAIN_ID[this._config.chainId];
+    }
+
+    // tslint:disable-next-line: async-suffix
+    public async getPools(): Promise<SubgraphPoolBase[]> {
+        if (!this._gqlQuery || !this._config.subgraphUrl) {
+            return [];
+        }
+        try {
+            const { pools } = await request<{ pools: SubgraphPoolBase[] }>(this._config.subgraphUrl, this._gqlQuery, {
+                maxPoolsFetched: this._config.maxPoolsFetched,
+            });
+            return pools;
+        } catch (err) {
+            logUtils.warn(`Failed to fetch BalancerV2 subgraph pools: ${err.message}`);
+            return [];
+        }
+    }
+}

packages/asset-swapper/src/utils/market_operation_utils/sampler.ts

@@ -5,9 +5,8 @@ import { SamplerOverrides } from '../../types';
 import { ERC20BridgeSamplerContract } from '../../wrappers';
 
 import { BancorService } from './bancor_service';
-import { PoolsCache } from './pools_cache';
-import { SamplerOperations } from './sampler_operations';
-import { BatchedOperation, ERC20BridgeSource, LiquidityProviderRegistry, TokenAdjacencyGraph } from './types';
+import { PoolsCacheMap, SamplerOperations } from './sampler_operations';
+import { BatchedOperation, LiquidityProviderRegistry, TokenAdjacencyGraph } from './types';
 
 /**
  * Generate sample amounts up to `maxFillAmount`.
@@ -37,7 +36,7 @@ export class DexOrderSampler extends SamplerOperations {
         public readonly chainId: ChainId,
         _samplerContract: ERC20BridgeSamplerContract,
         private readonly _samplerOverrides?: SamplerOverrides,
-        poolsCaches?: { [key in ERC20BridgeSource]: PoolsCache },
+        poolsCaches?: PoolsCacheMap,
         tokenAdjacencyGraph?: TokenAdjacencyGraph,
         liquidityProviderRegistry?: LiquidityProviderRegistry,
         bancorServiceFn: () => Promise<BancorService | undefined> = async () => undefined,

packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts

@@ -14,6 +14,7 @@ import {
     getCurveLikeInfosForPair,
     getDodoV2Offsets,
     getKyberOffsets,
+    getPlatypusInfoForPair,
     getShellLikeInfosForPair,
     isAllowedKyberReserveId,
     isBadTokenForSource,
@@ -23,6 +24,7 @@ import {
 import { CompoundCTokenCache } from './compound_ctoken_cache';
 import {
     AAVE_V2_SUBGRAPH_URL_BY_CHAIN_ID,
+    AVALANCHE_TOKENS,
     BALANCER_V2_VAULT_ADDRESS_BY_CHAIN,
     BANCOR_REGISTRY_BY_CHAIN_ID,
     BEETHOVEN_X_SUBGRAPH_URL_BY_CHAIN,
@@ -30,18 +32,20 @@ import {
     COMPOUND_API_URL_BY_CHAIN_ID,
     DODOV1_CONFIG_BY_CHAIN_ID,
     DODOV2_FACTORIES_BY_CHAIN_ID,
+    GMX_READER_BY_CHAIN_ID,
+    GMX_ROUTER_BY_CHAIN_ID,
+    GMX_VAULT_BY_CHAIN_ID,
     KYBER_CONFIG_BY_CHAIN_ID,
     KYBER_DMM_ROUTER_BY_CHAIN_ID,
     LIDO_INFO_BY_CHAIN,
-    LINKSWAP_ROUTER_BY_CHAIN_ID,
     LIQUIDITY_PROVIDER_REGISTRY_BY_CHAIN_ID,
-    MAINNET_TOKENS,
     MAKER_PSM_INFO_BY_CHAIN_ID,
     MAX_UINT256,
     MOONISWAP_REGISTRIES_BY_CHAIN_ID,
     NATIVE_FEE_TOKEN_BY_CHAIN_ID,
     NULL_ADDRESS,
     NULL_BYTES,
+    PLATYPUS_ROUTER_BY_CHAIN_ID,
     SELL_SOURCE_FILTER_BY_CHAIN_ID,
     UNISWAPV1_ROUTER_BY_CHAIN_ID,
     UNISWAPV3_CONFIG_BY_CHAIN_ID,
@@ -51,6 +55,7 @@ import { getGeistInfoForPair } from './geist_utils';
 import { getLiquidityProvidersForPair } from './liquidity_provider_utils';
 import { getIntermediateTokens } from './multihop_utils';
 import { BalancerPoolsCache, BalancerV2PoolsCache, CreamPoolsCache, PoolsCache } from './pools_cache';
+import { BalancerV2SwapInfoCache } from './pools_cache/balancer_v2_utils_new';
 import { SamplerContractOperation } from './sampler_contract_operation';
 import { SamplerNoOperation } from './sampler_no_operation';
 import { SourceFilters } from './source_filters';
@@ -58,6 +63,8 @@ import {
     AaveV2FillData,
     AaveV2Info,
     BalancerFillData,
+    BalancerSwapInfo,
+    BalancerV2BatchSwapFillData,
     BalancerV2FillData,
     BalancerV2PoolInfo,
     BancorFillData,
@@ -71,6 +78,7 @@ import {
     GeistFillData,
     GeistInfo,
     GenericRouterFillData,
+    GMXFillData,
     HopInfo,
     KyberDmmFillData,
     KyberFillData,
@@ -82,6 +90,7 @@ import {
     MakerPsmFillData,
     MooniswapFillData,
     MultiHopFillData,
+    PlatypusFillData,
     PsmInfo,
     ShellFillData,
     SourceQuoteOperation,
@@ -103,6 +112,10 @@ export const TWO_HOP_SOURCE_FILTERS = SourceFilters.all().exclude([
  */
 export const BATCH_SOURCE_FILTERS = SourceFilters.all().exclude([ERC20BridgeSource.MultiHop, ERC20BridgeSource.Native]);
 
+export type PoolsCacheMap = { [key in Exclude<SourcesWithPoolsCache, ERC20BridgeSource.BalancerV2>]: PoolsCache } & {
+    [ERC20BridgeSource.BalancerV2]: BalancerV2SwapInfoCache | undefined;
+};
+
 // tslint:disable:no-inferred-empty-object-type no-unbound-method
 
 /**
@@ -111,7 +124,7 @@ export const BATCH_SOURCE_FILTERS = SourceFilters.all().exclude([ERC20BridgeSour
  */
 export class SamplerOperations {
     public readonly liquidityProviderRegistry: LiquidityProviderRegistry;
-    public readonly poolsCaches: { [key in SourcesWithPoolsCache]: PoolsCache };
+    public readonly poolsCaches: PoolsCacheMap;
     public readonly aaveReservesCache: AaveV2ReservesCache | undefined;
     public readonly compoundCTokenCache: CompoundCTokenCache | undefined;
     protected _bancorService?: BancorService;
@@ -126,7 +139,7 @@ export class SamplerOperations {
     constructor(
         public readonly chainId: ChainId,
         protected readonly _samplerContract: ERC20BridgeSamplerContract,
-        poolsCaches?: { [key in SourcesWithPoolsCache]: PoolsCache },
+        poolsCaches?: PoolsCacheMap,
         protected readonly tokenAdjacencyGraph: TokenAdjacencyGraph = { default: [] },
         liquidityProviderRegistry: LiquidityProviderRegistry = {},
         bancorServiceFn: () => Promise<BancorService | undefined> = async () => undefined,
@@ -138,13 +151,16 @@ export class SamplerOperations {
         this.poolsCaches = poolsCaches
             ? poolsCaches
             : {
-                  [ERC20BridgeSource.BalancerV2]: new BalancerV2PoolsCache(chainId),
                   [ERC20BridgeSource.Beethovenx]: new BalancerV2PoolsCache(
                       chainId,
                       BEETHOVEN_X_SUBGRAPH_URL_BY_CHAIN[chainId],
                   ),
                   [ERC20BridgeSource.Balancer]: new BalancerPoolsCache(),
                   [ERC20BridgeSource.Cream]: new CreamPoolsCache(),
+                  [ERC20BridgeSource.BalancerV2]:
+                      BALANCER_V2_VAULT_ADDRESS_BY_CHAIN[chainId] === NULL_ADDRESS
+                          ? undefined
+                          : new BalancerV2SwapInfoCache(chainId),
               };
 
         const aaveSubgraphUrl = AAVE_V2_SUBGRAPH_URL_BY_CHAIN_ID[chainId];
@@ -564,6 +580,49 @@ export class SamplerOperations {
         });
     }
 
+    public getBalancerV2MultihopSellQuotes(
+        vault: string,
+        quoteSwaps: BalancerSwapInfo, // Should always be sell swap steps.
+        fillSwaps: BalancerSwapInfo, // Should always be sell swap steps.
+        takerFillAmounts: BigNumber[],
+        source: ERC20BridgeSource,
+    ): SourceQuoteOperation<BalancerV2BatchSwapFillData> {
+        const quoteSwapSteps = quoteSwaps.swapSteps.map(s => ({
+            ...s,
+            assetInIndex: new BigNumber(s.assetInIndex),
+            assetOutIndex: new BigNumber(s.assetOutIndex),
+        }));
+        return new SamplerContractOperation({
+            source,
+            fillData: { vault, swapSteps: fillSwaps.swapSteps, assets: fillSwaps.assets },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleMultihopSellsFromBalancerV2,
+            params: [vault, quoteSwapSteps, quoteSwaps.assets, takerFillAmounts],
+        });
+    }
+
+    public getBalancerV2MultihopBuyQuotes(
+        vault: string,
+        quoteSwaps: BalancerSwapInfo, // Should always be buy swap steps.
+        fillSwaps: BalancerSwapInfo, // Should always be a sell quote.
+        makerFillAmounts: BigNumber[],
+        source: ERC20BridgeSource,
+    ): SourceQuoteOperation<BalancerV2BatchSwapFillData> {
+        const quoteSwapSteps = quoteSwaps.swapSteps.map(s => ({
+            ...s,
+            assetInIndex: new BigNumber(s.assetInIndex),
+            assetOutIndex: new BigNumber(s.assetOutIndex),
+        }));
+        return new SamplerContractOperation({
+            source,
+            // NOTE: fillData is set up for sells but quote function is set up for buys.
+            fillData: { vault, swapSteps: fillSwaps.swapSteps, assets: fillSwaps.assets },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleMultihopBuysFromBalancerV2,
+            params: [vault, quoteSwapSteps, quoteSwaps.assets, makerFillAmounts],
+        });
+    }
+
     public getBalancerV2SellQuotes(
         poolInfo: BalancerV2PoolInfo,
         makerToken: string,
@@ -1214,6 +1273,66 @@ export class SamplerOperations {
         });
     }
 
+    public getGMXSellQuotes(
+        router: string,
+        reader: string,
+        vault: string,
+        tokenAddressPath: string[],
+        takerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<GMXFillData> {
+        return new SamplerContractOperation({
+            source: ERC20BridgeSource.GMX,
+            fillData: { router, reader, vault, tokenAddressPath },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleSellsFromGMX,
+            params: [reader, vault, tokenAddressPath, takerFillAmounts],
+        });
+    }
+    public getGMXBuyQuotes(
+        router: string,
+        reader: string,
+        vault: string,
+        tokenAddressPath: string[],
+        makerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<GMXFillData> {
+        return new SamplerContractOperation({
+            source: ERC20BridgeSource.GMX,
+            fillData: { router, reader, vault, tokenAddressPath },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleBuysFromGMX,
+            params: [reader, vault, tokenAddressPath, makerFillAmounts],
+        });
+    }
+
+    public getPlatypusSellQuotes(
+        router: string,
+        pool: string[],
+        tokenAddressPath: string[],
+        takerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<PlatypusFillData> {
+        return new SamplerContractOperation({
+            source: ERC20BridgeSource.Platypus,
+            fillData: { router, pool, tokenAddressPath },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleSellsFromPlatypus,
+            params: [pool[0], tokenAddressPath, takerFillAmounts],
+        });
+    }
+    public getPlatypusBuyQuotes(
+        router: string,
+        pool: string[],
+        tokenAddressPath: string[],
+        makerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<PlatypusFillData> {
+        return new SamplerContractOperation({
+            source: ERC20BridgeSource.Platypus,
+            fillData: { router, pool, tokenAddressPath },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleBuysFromPlatypus,
+            params: [pool[0], tokenAddressPath, makerFillAmounts],
+        });
+    }
+
     public getMedianSellRate(
         sources: ERC20BridgeSource[],
         makerToken: string,
@@ -1299,7 +1418,7 @@ export class SamplerOperations {
         takerFillAmounts: BigNumber[],
         tokenAdjacencyGraph: TokenAdjacencyGraph = this.tokenAdjacencyGraph,
     ): SourceQuoteOperation[] {
-        // Find the adjacent tokens in the provided tooken adjacency graph,
+        // Find the adjacent tokens in the provided token adjacency graph,
         // e.g if this is DAI->USDC we may check for DAI->WETH->USDC
         const intermediateTokens = getIntermediateTokens(makerToken, takerToken, tokenAdjacencyGraph);
         // Drop out MultiHop and Native as we do not query those here.
@@ -1312,8 +1431,6 @@ export class SamplerOperations {
                     return [];
                 }
                 switch (source) {
-                    case ERC20BridgeSource.Eth2Dai:
-                        return [];
                     case ERC20BridgeSource.Uniswap:
                         return isValidAddress(UNISWAPV1_ROUTER_BY_CHAIN_ID[this.chainId])
                             ? this.getUniswapSellQuotes(
@@ -1345,7 +1462,9 @@ export class SamplerOperations {
                     case ERC20BridgeSource.UbeSwap:
                     case ERC20BridgeSource.SpiritSwap:
                     case ERC20BridgeSource.SpookySwap:
+                    case ERC20BridgeSource.Yoshi:
                     case ERC20BridgeSource.MorpheusSwap:
+                    case ERC20BridgeSource.BiSwap:
                         const uniLikeRouter = uniswapV2LikeRouterAddress(this.chainId, source);
                         if (!isValidAddress(uniLikeRouter)) {
                             return [];
@@ -1372,8 +1491,6 @@ export class SamplerOperations {
                         );
                     case ERC20BridgeSource.Curve:
                     case ERC20BridgeSource.CurveV2:
-                    case ERC20BridgeSource.Swerve:
-                    case ERC20BridgeSource.SnowSwap:
                     case ERC20BridgeSource.Nerve:
                     case ERC20BridgeSource.Synapse:
                     case ERC20BridgeSource.Belt:
@@ -1448,15 +1565,27 @@ export class SamplerOperations {
                                 ERC20BridgeSource.Balancer,
                             ),
                         );
-                    case ERC20BridgeSource.BalancerV2:
-                    case ERC20BridgeSource.Beethovenx:
+                    case ERC20BridgeSource.BalancerV2: {
+                        const cache = this.poolsCaches[source];
+                        if (!cache) {
+                            return [];
+                        }
+
+                        const swaps = cache.getCachedSwapInfoForPair(takerToken, makerToken);
+                        const vault = BALANCER_V2_VAULT_ADDRESS_BY_CHAIN[this.chainId];
+                        if (!swaps || vault === NULL_ADDRESS) {
+                            return [];
+                        }
+                        // Changed to retrieve queryBatchSwap for swap steps > 1 of length
+                        return swaps.swapInfoExactIn.map(swapInfo =>
+                            this.getBalancerV2MultihopSellQuotes(vault, swapInfo, swapInfo, takerFillAmounts, source),
+                        );
+                    }
+                    case ERC20BridgeSource.Beethovenx: {
                         const poolIds =
                             this.poolsCaches[source].getCachedPoolAddressesForPair(takerToken, makerToken) || [];
 
-                        const vault =
-                            source === ERC20BridgeSource.BalancerV2
-                                ? BALANCER_V2_VAULT_ADDRESS_BY_CHAIN[this.chainId]
-                                : BEETHOVEN_X_VAULT_ADDRESS_BY_CHAIN[this.chainId];
+                        const vault = BEETHOVEN_X_VAULT_ADDRESS_BY_CHAIN[this.chainId];
                         if (vault === NULL_ADDRESS) {
                             return [];
                         }
@@ -1469,6 +1598,7 @@ export class SamplerOperations {
                                 source,
                             ),
                         );
+                    }
                     case ERC20BridgeSource.Cream:
                         return (
                             this.poolsCaches[ERC20BridgeSource.Cream].getCachedPoolAddressesForPair(
@@ -1520,23 +1650,6 @@ export class SamplerOperations {
                             takerToken,
                             takerFillAmounts,
                         );
-                    case ERC20BridgeSource.Linkswap:
-                        if (!isValidAddress(LINKSWAP_ROUTER_BY_CHAIN_ID[this.chainId])) {
-                            return [];
-                        }
-                        return [
-                            [takerToken, makerToken],
-                            ...getIntermediateTokens(makerToken, takerToken, {
-                                default: [MAINNET_TOKENS.LINK, MAINNET_TOKENS.WETH],
-                            }).map(t => [takerToken, t, makerToken]),
-                        ].map(path =>
-                            this.getUniswapV2SellQuotes(
-                                LINKSWAP_ROUTER_BY_CHAIN_ID[this.chainId],
-                                path,
-                                takerFillAmounts,
-                                ERC20BridgeSource.Linkswap,
-                            ),
-                        );
                     case ERC20BridgeSource.MakerPsm:
                         const psmInfo = MAKER_PSM_INFO_BY_CHAIN_ID[this.chainId];
                         if (!isValidAddress(psmInfo.psmAddress)) {
@@ -1605,6 +1718,29 @@ export class SamplerOperations {
                             takerFillAmounts,
                         );
                     }
+                    case ERC20BridgeSource.GMX: {
+                        // low liquidity mim pool dont quote
+                        if (takerToken === AVALANCHE_TOKENS.MIM || makerToken === 'AVALANCHE_TOKENS.MIM') {
+                            return [];
+                        }
+                        return this.getGMXSellQuotes(
+                            GMX_ROUTER_BY_CHAIN_ID[this.chainId],
+                            GMX_READER_BY_CHAIN_ID[this.chainId],
+                            GMX_VAULT_BY_CHAIN_ID[this.chainId],
+                            [takerToken, makerToken],
+                            takerFillAmounts,
+                        );
+                    }
+                    case ERC20BridgeSource.Platypus: {
+                        return getPlatypusInfoForPair(this.chainId, takerToken, makerToken).map(pool =>
+                            this.getPlatypusSellQuotes(
+                                PLATYPUS_ROUTER_BY_CHAIN_ID[this.chainId],
+                                [pool.poolAddress],
+                                [takerToken, makerToken],
+                                takerFillAmounts,
+                            ),
+                        );
+                    }
                     default:
                         throw new Error(`Unsupported sell sample source: ${source}`);
                 }
@@ -1626,8 +1762,6 @@ export class SamplerOperations {
         return _.flatten(
             _sources.map((source): SourceQuoteOperation | SourceQuoteOperation[] => {
                 switch (source) {
-                    case ERC20BridgeSource.Eth2Dai:
-                        return [];
                     case ERC20BridgeSource.Uniswap:
                         return isValidAddress(UNISWAPV1_ROUTER_BY_CHAIN_ID[this.chainId])
                             ? this.getUniswapBuyQuotes(
@@ -1659,7 +1793,9 @@ export class SamplerOperations {
                     case ERC20BridgeSource.UbeSwap:
                     case ERC20BridgeSource.SpiritSwap:
                     case ERC20BridgeSource.SpookySwap:
+                    case ERC20BridgeSource.Yoshi:
                     case ERC20BridgeSource.MorpheusSwap:
+                    case ERC20BridgeSource.BiSwap:
                         const uniLikeRouter = uniswapV2LikeRouterAddress(this.chainId, source);
                         if (!isValidAddress(uniLikeRouter)) {
                             return [];
@@ -1686,8 +1822,6 @@ export class SamplerOperations {
                         );
                     case ERC20BridgeSource.Curve:
                     case ERC20BridgeSource.CurveV2:
-                    case ERC20BridgeSource.Swerve:
-                    case ERC20BridgeSource.SnowSwap:
                     case ERC20BridgeSource.Nerve:
                     case ERC20BridgeSource.Synapse:
                     case ERC20BridgeSource.Belt:
@@ -1762,15 +1896,33 @@ export class SamplerOperations {
                                 ERC20BridgeSource.Balancer,
                             ),
                         );
-                    case ERC20BridgeSource.BalancerV2:
-                    case ERC20BridgeSource.Beethovenx:
+                    case ERC20BridgeSource.BalancerV2: {
+                        const cache = this.poolsCaches[source];
+                        if (!cache) {
+                            return [];
+                        }
+
+                        const swaps = cache.getCachedSwapInfoForPair(takerToken, makerToken);
+                        const vault = BALANCER_V2_VAULT_ADDRESS_BY_CHAIN[this.chainId];
+                        if (!swaps || vault === NULL_ADDRESS) {
+                            return [];
+                        }
+                        // Changed to retrieve queryBatchSwap for swap steps > 1 of length
+                        return swaps.swapInfoExactOut.map((quoteSwapInfo, i) =>
+                            this.getBalancerV2MultihopBuyQuotes(
+                                vault,
+                                quoteSwapInfo,
+                                swaps.swapInfoExactIn[i],
+                                makerFillAmounts,
+                                source,
+                            ),
+                        );
+                    }
+                    case ERC20BridgeSource.Beethovenx: {
                         const poolIds =
                             this.poolsCaches[source].getCachedPoolAddressesForPair(takerToken, makerToken) || [];
 
-                        const vault =
-                            source === ERC20BridgeSource.BalancerV2
-                                ? BALANCER_V2_VAULT_ADDRESS_BY_CHAIN[this.chainId]
-                                : BEETHOVEN_X_VAULT_ADDRESS_BY_CHAIN[this.chainId];
+                        const vault = BEETHOVEN_X_VAULT_ADDRESS_BY_CHAIN[this.chainId];
                         if (vault === NULL_ADDRESS) {
                             return [];
                         }
@@ -1783,6 +1935,7 @@ export class SamplerOperations {
                                 source,
                             ),
                         );
+                    }
                     case ERC20BridgeSource.Cream:
                         return (
                             this.poolsCaches[ERC20BridgeSource.Cream].getCachedPoolAddressesForPair(
@@ -1828,24 +1981,6 @@ export class SamplerOperations {
                         // Unimplemented
                         // return this.getBancorBuyQuotes(makerToken, takerToken, makerFillAmounts);
                         return [];
-                    case ERC20BridgeSource.Linkswap:
-                        if (!isValidAddress(LINKSWAP_ROUTER_BY_CHAIN_ID[this.chainId])) {
-                            return [];
-                        }
-                        return [
-                            [takerToken, makerToken],
-                            // LINK is the base asset in many of the pools on Linkswap
-                            ...getIntermediateTokens(makerToken, takerToken, {
-                                default: [MAINNET_TOKENS.LINK, MAINNET_TOKENS.WETH],
-                            }).map(t => [takerToken, t, makerToken]),
-                        ].map(path =>
-                            this.getUniswapV2BuyQuotes(
-                                LINKSWAP_ROUTER_BY_CHAIN_ID[this.chainId],
-                                path,
-                                makerFillAmounts,
-                                ERC20BridgeSource.Linkswap,
-                            ),
-                        );
                     case ERC20BridgeSource.MakerPsm:
                         const psmInfo = MAKER_PSM_INFO_BY_CHAIN_ID[this.chainId];
                         if (!isValidAddress(psmInfo.psmAddress)) {
@@ -1909,6 +2044,29 @@ export class SamplerOperations {
                         }
                         return this.getCompoundBuyQuotes(cToken.tokenAddress, makerToken, takerToken, makerFillAmounts);
                     }
+                    case ERC20BridgeSource.GMX: {
+                        // bad mim pool dont quote
+                        if (takerToken === 'AVALANCHE_TOKENS.MIM' || makerToken === 'AVALANCHE_TOKENS.MIM') {
+                            return [];
+                        }
+                        return this.getGMXBuyQuotes(
+                            GMX_ROUTER_BY_CHAIN_ID[this.chainId],
+                            GMX_READER_BY_CHAIN_ID[this.chainId],
+                            GMX_VAULT_BY_CHAIN_ID[this.chainId],
+                            [takerToken, makerToken],
+                            makerFillAmounts,
+                        );
+                    }
+                    case ERC20BridgeSource.Platypus: {
+                        return getPlatypusInfoForPair(this.chainId, takerToken, makerToken).map(pool =>
+                            this.getPlatypusBuyQuotes(
+                                PLATYPUS_ROUTER_BY_CHAIN_ID[this.chainId],
+                                [pool.poolAddress],
+                                [takerToken, makerToken],
+                                makerFillAmounts,
+                            ),
+                        );
+                    }
                     default:
                         throw new Error(`Unsupported buy sample source: ${source}`);
                 }

packages/asset-swapper/src/utils/market_operation_utils/types.ts

@@ -8,6 +8,7 @@ import { BigNumber } from '@0x/utils';
 
 import { NativeOrderWithFillableAmounts, RfqFirmQuoteValidator, RfqRequestOpts } from '../../types';
 import { QuoteRequestor, V4RFQIndicativeQuoteMM } from '../../utils/quote_requestor';
+import { IRfqClient } from '../irfq_client';
 import { ExtendedQuoteReportSources, PriceComparisonsReport, QuoteReport } from '../quote_report_generator';
 
 import { SourceFilters } from './source_filters';
@@ -37,7 +38,6 @@ export enum ERC20BridgeSource {
     Native = 'Native',
     Uniswap = 'Uniswap',
     UniswapV2 = 'Uniswap_V2',
-    Eth2Dai = 'Eth2Dai',
     Kyber = 'Kyber',
     Curve = 'Curve',
     LiquidityProvider = 'LiquidityProvider',
@@ -51,13 +51,10 @@ export enum ERC20BridgeSource {
     Mooniswap = 'Mooniswap',
     MultiHop = 'MultiHop',
     Shell = 'Shell',
-    Swerve = 'Swerve',
-    SnowSwap = 'SnowSwap',
     SushiSwap = 'SushiSwap',
     Dodo = 'DODO',
     DodoV2 = 'DODO_V2',
     CryptoCom = 'CryptoCom',
-    Linkswap = 'Linkswap',
     KyberDmm = 'KyberDMM',
     Smoothy = 'Smoothy',
     Component = 'Component',
@@ -73,6 +70,7 @@ export enum ERC20BridgeSource {
     // BSC only
     PancakeSwap = 'PancakeSwap',
     PancakeSwapV2 = 'PancakeSwap_V2',
+    BiSwap = 'BiSwap',
     BakerySwap = 'BakerySwap',
     Nerve = 'Nerve',
     Belt = 'Belt',
@@ -94,6 +92,9 @@ export enum ERC20BridgeSource {
     // Avalanche
     Pangolin = 'Pangolin',
     TraderJoe = 'TraderJoe',
+    Platypus = 'Platypus',
+    // tslint:disable: enum-naming
+    GMX = 'GMX',
     // Celo only
     UbeSwap = 'UbeSwap',
     MobiusMoney = 'MobiusMoney',
@@ -102,6 +103,7 @@ export enum ERC20BridgeSource {
     SpookySwap = 'SpookySwap',
     Beethovenx = 'Beethovenx',
     MorpheusSwap = 'MorpheusSwap',
+    Yoshi = 'Yoshi',
     Geist = 'Geist',
 }
 export type SourcesWithPoolsCache =
@@ -209,6 +211,23 @@ export interface CurveFillData extends FillData {
     pool: CurveInfo;
 }
 
+export interface BalancerBatchSwapStep {
+    poolId: string;
+    assetInIndex: number;
+    assetOutIndex: number;
+    amount: BigNumber;
+    userData: string;
+}
+
+export interface BalancerSwaps {
+    swapInfoExactIn: BalancerSwapInfo[];
+    swapInfoExactOut: BalancerSwapInfo[];
+}
+export interface BalancerSwapInfo {
+    assets: string[];
+    swapSteps: BalancerBatchSwapStep[];
+}
+
 export interface BalancerFillData extends FillData {
     poolAddress: string;
 }
@@ -218,6 +237,12 @@ export interface BalancerV2FillData extends FillData {
     poolId: string;
 }
 
+export interface BalancerV2BatchSwapFillData extends FillData {
+    vault: string;
+    swapSteps: BalancerBatchSwapStep[];
+    assets: string[];
+}
+
 export interface UniswapV2FillData extends FillData {
     tokenAddressPath: string[];
     router: string;
@@ -330,6 +355,24 @@ export interface GeistFillData extends FillData {
     takerToken: string;
 }
 
+export interface PlatypusInfo {
+    poolAddress: string;
+    tokens: string[];
+    gasSchedule: number;
+}
+
+export interface GMXFillData extends FillData {
+    router: string;
+    reader: string;
+    vault: string;
+    tokenAddressPath: string[];
+}
+
+export interface PlatypusFillData extends FillData {
+    router: string;
+    pool: string[];
+    tokenAddressPath: string[];
+}
 /**
  * Represents a node on a fill path.
  */
@@ -427,6 +470,7 @@ export type OptimizedMarketOrder =
     | OptimizedMarketOrderBase<NativeRfqOrderFillData>;
 
 export interface GetMarketOrdersRfqOpts extends RfqRequestOpts {
+    rfqClient?: IRfqClient;
     quoteRequestor?: QuoteRequestor;
     firmQuoteValidator?: RfqFirmQuoteValidator;
 }

packages/asset-swapper/src/utils/quote_report_generator.ts

@@ -107,6 +107,7 @@ export interface ExtendedQuoteReport {
     sourcesConsidered: ExtendedQuoteReportIndexedEntryOutbound[];
     sourcesDelivered: ExtendedQuoteReportIndexedEntryOutbound[] | undefined;
     blockNumber: number | undefined;
+    estimatedGas: string;
 }
 
 export interface PriceComparisonsReport {
@@ -206,7 +207,7 @@ export function generateExtendedQuoteReportSources(
         ..._.flatten(
             quotes.dexQuotes.map(dex =>
                 dex
-                    .filter(quote => isDexSampleForTotalAmount(quote, marketOperation, amount))
+                    .filter(quote => isDexSampleForTotalAmount(quote, amount))
                     .map(quote => dexSampleToReportSource(quote, marketOperation)),
             ),
         ),
@@ -305,16 +306,8 @@ export function dexSampleToReportSource(ds: DexSample, marketOperation: MarketOp
  * Checks if a DEX sample is the one that represents the whole amount requested by taker
  * NOTE: this is used for the QuoteReport to filter samples
  */
-function isDexSampleForTotalAmount(ds: DexSample, marketOperation: MarketOperation, amount: BigNumber): boolean {
-    // input and output map to different values
-    // based on the market operation
-    if (marketOperation === MarketOperation.Buy) {
-        return ds.input === amount;
-    } else if (marketOperation === MarketOperation.Sell) {
-        return ds.output === amount;
-    } else {
-        throw new Error(`Unexpected marketOperation ${marketOperation}`);
-    }
+function isDexSampleForTotalAmount(ds: DexSample, amount: BigNumber): boolean {
+    return ds.input.eq(amount);
 }
 
 /**

packages/asset-swapper/src/utils/rfq_client_mappers.ts

@@ -0,0 +1,16 @@
+import { FillQuoteTransformerOrderType } from '@0x/protocol-utils';
+
+import { SignedNativeOrder } from '../types';
+
+import { RfqClientV1Quote } from './irfq_client';
+
+/**
+ * Converts a RfqClientRfqOrderFirmQuote to a SignedNativeOrder
+ */
+export const toSignedNativeOrder = (quote: RfqClientV1Quote): SignedNativeOrder => {
+    return {
+        type: FillQuoteTransformerOrderType.Rfq,
+        order: quote.order,
+        signature: quote.signature,
+    };
+};

packages/asset-swapper/test/artifacts.ts

@@ -8,22 +8,27 @@ import { ContractArtifact } from 'ethereum-types';
 import * as ApproximateBuys from '../test/generated-artifacts/ApproximateBuys.json';
 import * as BalanceChecker from '../test/generated-artifacts/BalanceChecker.json';
 import * as BalancerSampler from '../test/generated-artifacts/BalancerSampler.json';
+import * as BalancerV2BatchSampler from '../test/generated-artifacts/BalancerV2BatchSampler.json';
+import * as BalancerV2Common from '../test/generated-artifacts/BalancerV2Common.json';
 import * as BalancerV2Sampler from '../test/generated-artifacts/BalancerV2Sampler.json';
 import * as BancorSampler from '../test/generated-artifacts/BancorSampler.json';
 import * as CompoundSampler from '../test/generated-artifacts/CompoundSampler.json';
 import * as CurveSampler from '../test/generated-artifacts/CurveSampler.json';
 import * as DODOSampler from '../test/generated-artifacts/DODOSampler.json';
 import * as DODOV2Sampler from '../test/generated-artifacts/DODOV2Sampler.json';
-import * as DummyLiquidityProvider from '../test/generated-artifacts/DummyLiquidityProvider.json';
 import * as ERC20BridgeSampler from '../test/generated-artifacts/ERC20BridgeSampler.json';
 import * as FakeTaker from '../test/generated-artifacts/FakeTaker.json';
+import * as GMXSampler from '../test/generated-artifacts/GMXSampler.json';
 import * as IBalancer from '../test/generated-artifacts/IBalancer.json';
+import * as IBalancerV2Vault from '../test/generated-artifacts/IBalancerV2Vault.json';
 import * as IBancor from '../test/generated-artifacts/IBancor.json';
 import * as ICurve from '../test/generated-artifacts/ICurve.json';
+import * as IGMX from '../test/generated-artifacts/IGMX.json';
 import * as IKyberNetwork from '../test/generated-artifacts/IKyberNetwork.json';
 import * as IMooniswap from '../test/generated-artifacts/IMooniswap.json';
 import * as IMStable from '../test/generated-artifacts/IMStable.json';
 import * as IMultiBridge from '../test/generated-artifacts/IMultiBridge.json';
+import * as IPlatypus from '../test/generated-artifacts/IPlatypus.json';
 import * as IShell from '../test/generated-artifacts/IShell.json';
 import * as ISmoothy from '../test/generated-artifacts/ISmoothy.json';
 import * as IUniswapExchangeQuotes from '../test/generated-artifacts/IUniswapExchangeQuotes.json';
@@ -35,12 +40,11 @@ import * as LiquidityProviderSampler from '../test/generated-artifacts/Liquidity
 import * as MakerPSMSampler from '../test/generated-artifacts/MakerPSMSampler.json';
 import * as MooniswapSampler from '../test/generated-artifacts/MooniswapSampler.json';
 import * as MStableSampler from '../test/generated-artifacts/MStableSampler.json';
-import * as MultiBridgeSampler from '../test/generated-artifacts/MultiBridgeSampler.json';
 import * as NativeOrderSampler from '../test/generated-artifacts/NativeOrderSampler.json';
+import * as PlatypusSampler from '../test/generated-artifacts/PlatypusSampler.json';
 import * as SamplerUtils from '../test/generated-artifacts/SamplerUtils.json';
 import * as ShellSampler from '../test/generated-artifacts/ShellSampler.json';
 import * as SmoothySampler from '../test/generated-artifacts/SmoothySampler.json';
-import * as TestERC20BridgeSampler from '../test/generated-artifacts/TestERC20BridgeSampler.json';
 import * as TestNativeOrderSampler from '../test/generated-artifacts/TestNativeOrderSampler.json';
 import * as TwoHopSampler from '../test/generated-artifacts/TwoHopSampler.json';
 import * as UniswapSampler from '../test/generated-artifacts/UniswapSampler.json';
@@ -51,6 +55,8 @@ export const artifacts = {
     ApproximateBuys: ApproximateBuys as ContractArtifact,
     BalanceChecker: BalanceChecker as ContractArtifact,
     BalancerSampler: BalancerSampler as ContractArtifact,
+    BalancerV2BatchSampler: BalancerV2BatchSampler as ContractArtifact,
+    BalancerV2Common: BalancerV2Common as ContractArtifact,
     BalancerV2Sampler: BalancerV2Sampler as ContractArtifact,
     BancorSampler: BancorSampler as ContractArtifact,
     CompoundSampler: CompoundSampler as ContractArtifact,
@@ -59,6 +65,7 @@ export const artifacts = {
     DODOV2Sampler: DODOV2Sampler as ContractArtifact,
     ERC20BridgeSampler: ERC20BridgeSampler as ContractArtifact,
     FakeTaker: FakeTaker as ContractArtifact,
+    GMXSampler: GMXSampler as ContractArtifact,
     KyberDmmSampler: KyberDmmSampler as ContractArtifact,
     KyberSampler: KyberSampler as ContractArtifact,
     LidoSampler: LidoSampler as ContractArtifact,
@@ -66,8 +73,8 @@ export const artifacts = {
     MStableSampler: MStableSampler as ContractArtifact,
     MakerPSMSampler: MakerPSMSampler as ContractArtifact,
     MooniswapSampler: MooniswapSampler as ContractArtifact,
-    MultiBridgeSampler: MultiBridgeSampler as ContractArtifact,
     NativeOrderSampler: NativeOrderSampler as ContractArtifact,
+    PlatypusSampler: PlatypusSampler as ContractArtifact,
     SamplerUtils: SamplerUtils as ContractArtifact,
     ShellSampler: ShellSampler as ContractArtifact,
     SmoothySampler: SmoothySampler as ContractArtifact,
@@ -77,17 +84,18 @@ export const artifacts = {
     UniswapV3Sampler: UniswapV3Sampler as ContractArtifact,
     UtilitySampler: UtilitySampler as ContractArtifact,
     IBalancer: IBalancer as ContractArtifact,
+    IBalancerV2Vault: IBalancerV2Vault as ContractArtifact,
     IBancor: IBancor as ContractArtifact,
     ICurve: ICurve as ContractArtifact,
+    IGMX: IGMX as ContractArtifact,
     IKyberNetwork: IKyberNetwork as ContractArtifact,
     IMStable: IMStable as ContractArtifact,
     IMooniswap: IMooniswap as ContractArtifact,
     IMultiBridge: IMultiBridge as ContractArtifact,
+    IPlatypus: IPlatypus as ContractArtifact,
     IShell: IShell as ContractArtifact,
     ISmoothy: ISmoothy as ContractArtifact,
     IUniswapExchangeQuotes: IUniswapExchangeQuotes as ContractArtifact,
     IUniswapV2Router01: IUniswapV2Router01 as ContractArtifact,
-    DummyLiquidityProvider: DummyLiquidityProvider as ContractArtifact,
-    TestERC20BridgeSampler: TestERC20BridgeSampler as ContractArtifact,
     TestNativeOrderSampler: TestNativeOrderSampler as ContractArtifact,
 };

packages/asset-swapper/test/market_operation_utils_test.ts

@@ -49,7 +49,7 @@ const MAKER_TOKEN = randomAddress();
 const TAKER_TOKEN = randomAddress();
 
 const DEFAULT_INCLUDED = [
-    ERC20BridgeSource.Eth2Dai,
+    ERC20BridgeSource.SushiSwap,
     ERC20BridgeSource.Kyber,
     ERC20BridgeSource.Native,
     ERC20BridgeSource.Uniswap,
@@ -319,7 +319,7 @@ describe('MarketOperationUtils tests', () => {
     const DEFAULT_RATES: RatesBySource = {
         ...ZERO_RATES,
         [ERC20BridgeSource.Native]: createDecreasingRates(NUM_SAMPLES),
-        [ERC20BridgeSource.Eth2Dai]: createDecreasingRates(NUM_SAMPLES),
+        [ERC20BridgeSource.SushiSwap]: createDecreasingRates(NUM_SAMPLES),
         [ERC20BridgeSource.Uniswap]: createDecreasingRates(NUM_SAMPLES),
         [ERC20BridgeSource.Kyber]: createDecreasingRates(NUM_SAMPLES),
     };
@@ -349,28 +349,6 @@ describe('MarketOperationUtils tests', () => {
             fromTokenIdx: 0,
             toTokenIdx: 1,
         },
-        [ERC20BridgeSource.Swerve]: {
-            pool: {
-                poolAddress: randomAddress(),
-                tokens: [TAKER_TOKEN, MAKER_TOKEN],
-                exchangeFunctionSelector: hexUtils.random(4),
-                sellQuoteFunctionSelector: hexUtils.random(4),
-                buyQuoteFunctionSelector: hexUtils.random(4),
-            },
-            fromTokenIdx: 0,
-            toTokenIdx: 1,
-        },
-        [ERC20BridgeSource.SnowSwap]: {
-            pool: {
-                poolAddress: randomAddress(),
-                tokens: [TAKER_TOKEN, MAKER_TOKEN],
-                exchangeFunctionSelector: hexUtils.random(4),
-                sellQuoteFunctionSelector: hexUtils.random(4),
-                buyQuoteFunctionSelector: hexUtils.random(4),
-            },
-            fromTokenIdx: 0,
-            toTokenIdx: 1,
-        },
         [ERC20BridgeSource.Smoothy]: {
             pool: {
                 poolAddress: randomAddress(),
@@ -404,9 +382,7 @@ describe('MarketOperationUtils tests', () => {
         [ERC20BridgeSource.Dodo]: {},
         [ERC20BridgeSource.DodoV2]: {},
         [ERC20BridgeSource.CryptoCom]: { tokenAddressPath: [] },
-        [ERC20BridgeSource.Linkswap]: { tokenAddressPath: [] },
         [ERC20BridgeSource.Uniswap]: { router: randomAddress() },
-        [ERC20BridgeSource.Eth2Dai]: { router: randomAddress() },
         [ERC20BridgeSource.MakerPsm]: {},
         [ERC20BridgeSource.KyberDmm]: { tokenAddressPath: [], router: randomAddress(), poolsPath: [] },
     };
@@ -534,7 +510,7 @@ describe('MarketOperationUtils tests', () => {
             });
 
             it('does not poll DEXes in `excludedSources`', async () => {
-                const excludedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.Eth2Dai];
+                const excludedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.SushiSwap];
                 let sourcesPolled: ERC20BridgeSource[] = [];
                 replaceSamplerOps({
                     getSellQuotes: (sources, makerToken, takerToken, amounts, wethAddress) => {
@@ -564,7 +540,7 @@ describe('MarketOperationUtils tests', () => {
             });
 
             it('only polls DEXes in `includedSources`', async () => {
-                const includedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.Eth2Dai];
+                const includedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.SushiSwap];
                 let sourcesPolled: ERC20BridgeSource[] = [];
                 replaceSamplerOps({
                     getSellQuotes: (sources, makerToken, takerToken, amounts, wethAddress) => {
@@ -1057,7 +1033,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = { ...DEFAULT_RATES };
                 rates[ERC20BridgeSource.Native] = [0.4, 0.3, 0.2, 0.1];
                 rates[ERC20BridgeSource.Uniswap] = [0.5, 0.05, 0.05, 0.05];
-                rates[ERC20BridgeSource.Eth2Dai] = [0.6, 0.05, 0.05, 0.05];
+                rates[ERC20BridgeSource.SushiSwap] = [0.6, 0.05, 0.05, 0.05];
                 rates[ERC20BridgeSource.Kyber] = [0, 0, 0, 0]; // unused
                 replaceSamplerOps({
                     getSellQuotes: createGetMultipleSellQuotesOperationFromRates(rates),
@@ -1071,7 +1047,7 @@ describe('MarketOperationUtils tests', () => {
                 const improvedOrders = improvedOrdersResponse.optimizedOrders;
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Uniswap,
                     ERC20BridgeSource.Native,
                     ERC20BridgeSource.Native,
@@ -1089,7 +1065,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = {
                     [ERC20BridgeSource.Native]: [1, 0.99, 0.98, 0.97], // Effectively [0.94, 0.93, 0.92, 0.91]
                     [ERC20BridgeSource.Uniswap]: [0.96, 0.1, 0.1, 0.1],
-                    [ERC20BridgeSource.Eth2Dai]: [0.95, 0.1, 0.1, 0.1],
+                    [ERC20BridgeSource.SushiSwap]: [0.95, 0.1, 0.1, 0.1],
                     [ERC20BridgeSource.Kyber]: [0.1, 0.1, 0.1, 0.1],
                 };
                 const feeSchedule = {
@@ -1114,7 +1090,7 @@ describe('MarketOperationUtils tests', () => {
                 const expectedSources = [
                     ERC20BridgeSource.Native,
                     ERC20BridgeSource.Uniswap,
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Native,
                 ];
                 expect(orderSources.sort()).to.deep.eq(expectedSources.sort());
@@ -1127,7 +1103,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = {
                     [ERC20BridgeSource.Native]: [0.95, 0.1, 0.1, 0.1],
                     [ERC20BridgeSource.Kyber]: [0.1, 0.1, 0.1, 0.1],
-                    [ERC20BridgeSource.Eth2Dai]: [0.92, 0.1, 0.1, 0.1],
+                    [ERC20BridgeSource.SushiSwap]: [0.92, 0.1, 0.1, 0.1],
                     // Effectively [0.8, ~0.5, ~0, ~0]
                     [ERC20BridgeSource.Uniswap]: [1, 0.7, 0.2, 0.2],
                 };
@@ -1152,7 +1128,7 @@ describe('MarketOperationUtils tests', () => {
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
                     ERC20BridgeSource.Native,
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Uniswap,
                 ];
                 expect(orderSources.sort()).to.deep.eq(expectedSources.sort());
@@ -1161,7 +1137,7 @@ describe('MarketOperationUtils tests', () => {
             it('can mix one concave source', async () => {
                 const rates: RatesBySource = {
                     [ERC20BridgeSource.Kyber]: [0, 0, 0, 0], // Won't use
-                    [ERC20BridgeSource.Eth2Dai]: [0.5, 0.85, 0.75, 0.75], // Concave
+                    [ERC20BridgeSource.SushiSwap]: [0.5, 0.85, 0.75, 0.75], // Concave
                     [ERC20BridgeSource.Uniswap]: [0.96, 0.2, 0.1, 0.1],
                     [ERC20BridgeSource.Native]: [0.95, 0.2, 0.2, 0.1],
                 };
@@ -1178,7 +1154,7 @@ describe('MarketOperationUtils tests', () => {
                 const improvedOrders = improvedOrdersResponse.optimizedOrders;
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Uniswap,
                     ERC20BridgeSource.Native,
                 ];
@@ -1191,7 +1167,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = {};
                 rates[ERC20BridgeSource.Native] = [1, 1, 0.01, 0.01];
                 rates[ERC20BridgeSource.Uniswap] = [1, 1, 0.01, 0.01];
-                rates[ERC20BridgeSource.Eth2Dai] = [0.49, 0.49, 0.49, 0.49];
+                rates[ERC20BridgeSource.SushiSwap] = [0.49, 0.49, 0.49, 0.49];
                 rates[ERC20BridgeSource.Kyber] = [0.35, 0.2, 0.01, 0.01];
                 replaceSamplerOps({
                     getSellQuotes: createGetMultipleSellQuotesOperationFromRates(rates),
@@ -1386,7 +1362,7 @@ describe('MarketOperationUtils tests', () => {
             });
 
             it('does not poll DEXes in `excludedSources`', async () => {
-                const excludedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.Eth2Dai];
+                const excludedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.SushiSwap];
                 let sourcesPolled: ERC20BridgeSource[] = [];
                 replaceSamplerOps({
                     getBuyQuotes: (sources, makerToken, takerToken, amounts, wethAddress) => {
@@ -1416,7 +1392,7 @@ describe('MarketOperationUtils tests', () => {
             });
 
             it('only polls DEXes in `includedSources`', async () => {
-                const includedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.Eth2Dai];
+                const includedSources = [ERC20BridgeSource.Uniswap, ERC20BridgeSource.SushiSwap];
                 let sourcesPolled: ERC20BridgeSource[] = [];
                 replaceSamplerOps({
                     getBuyQuotes: (sources, makerToken, takerToken, amounts, wethAddress) => {
@@ -1508,7 +1484,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = { ...ZERO_RATES };
                 rates[ERC20BridgeSource.Native] = [0.4, 0.3, 0.2, 0.1];
                 rates[ERC20BridgeSource.Uniswap] = [0.5, 0.05, 0.05, 0.05];
-                rates[ERC20BridgeSource.Eth2Dai] = [0.6, 0.05, 0.05, 0.05];
+                rates[ERC20BridgeSource.SushiSwap] = [0.6, 0.05, 0.05, 0.05];
                 replaceSamplerOps({
                     getBuyQuotes: createGetMultipleBuyQuotesOperationFromRates(rates),
                 });
@@ -1521,7 +1497,7 @@ describe('MarketOperationUtils tests', () => {
                 const improvedOrders = improvedOrdersResponse.optimizedOrders;
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Uniswap,
                     ERC20BridgeSource.Native,
                     ERC20BridgeSource.Native,
@@ -1540,7 +1516,7 @@ describe('MarketOperationUtils tests', () => {
                     ...ZERO_RATES,
                     [ERC20BridgeSource.Native]: [1, 0.99, 0.98, 0.97], // Effectively [0.94, ~0.93, ~0.92, ~0.91]
                     [ERC20BridgeSource.Uniswap]: [0.96, 0.1, 0.1, 0.1],
-                    [ERC20BridgeSource.Eth2Dai]: [0.95, 0.1, 0.1, 0.1],
+                    [ERC20BridgeSource.SushiSwap]: [0.95, 0.1, 0.1, 0.1],
                     [ERC20BridgeSource.Kyber]: [0.1, 0.1, 0.1, 0.1],
                 };
                 const feeSchedule = {
@@ -1564,7 +1540,7 @@ describe('MarketOperationUtils tests', () => {
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
                     ERC20BridgeSource.Uniswap,
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Native,
                     ERC20BridgeSource.Native,
                 ];
@@ -1580,7 +1556,7 @@ describe('MarketOperationUtils tests', () => {
                     [ERC20BridgeSource.Native]: [0.95, 0.1, 0.1, 0.1],
                     // Effectively [0.8, ~0.5, ~0, ~0]
                     [ERC20BridgeSource.Uniswap]: [1, 0.7, 0.2, 0.2],
-                    [ERC20BridgeSource.Eth2Dai]: [0.92, 0.1, 0.1, 0.1],
+                    [ERC20BridgeSource.SushiSwap]: [0.92, 0.1, 0.1, 0.1],
                 };
                 const feeSchedule = {
                     [ERC20BridgeSource.Uniswap]: _.constant(
@@ -1603,7 +1579,7 @@ describe('MarketOperationUtils tests', () => {
                 const orderSources = improvedOrders.map(o => o.fills[0].source);
                 const expectedSources = [
                     ERC20BridgeSource.Native,
-                    ERC20BridgeSource.Eth2Dai,
+                    ERC20BridgeSource.SushiSwap,
                     ERC20BridgeSource.Uniswap,
                 ];
                 expect(orderSources.sort()).to.deep.eq(expectedSources.sort());
@@ -1615,7 +1591,7 @@ describe('MarketOperationUtils tests', () => {
                 const rates: RatesBySource = { ...ZERO_RATES };
                 rates[ERC20BridgeSource.Native] = [1, 1, 0.01, 0.01];
                 rates[ERC20BridgeSource.Uniswap] = [1, 1, 0.01, 0.01];
-                rates[ERC20BridgeSource.Eth2Dai] = [0.49, 0.49, 0.49, 0.49];
+                rates[ERC20BridgeSource.SushiSwap] = [0.49, 0.49, 0.49, 0.49];
                 replaceSamplerOps({
                     getBuyQuotes: createGetMultipleBuyQuotesOperationFromRates(rates),
                 });

packages/asset-swapper/test/wrappers.ts

@@ -6,26 +6,31 @@
 export * from '../test/generated-wrappers/approximate_buys';
 export * from '../test/generated-wrappers/balance_checker';
 export * from '../test/generated-wrappers/balancer_sampler';
+export * from '../test/generated-wrappers/balancer_v2_batch_sampler';
+export * from '../test/generated-wrappers/balancer_v2_common';
 export * from '../test/generated-wrappers/balancer_v2_sampler';
 export * from '../test/generated-wrappers/bancor_sampler';
 export * from '../test/generated-wrappers/compound_sampler';
 export * from '../test/generated-wrappers/curve_sampler';
 export * from '../test/generated-wrappers/d_o_d_o_sampler';
 export * from '../test/generated-wrappers/d_o_d_o_v2_sampler';
-export * from '../test/generated-wrappers/dummy_liquidity_provider';
 export * from '../test/generated-wrappers/erc20_bridge_sampler';
 export * from '../test/generated-wrappers/fake_taker';
+export * from '../test/generated-wrappers/g_m_x_sampler';
 export * from '../test/generated-wrappers/i_balancer';
+export * from '../test/generated-wrappers/i_balancer_v2_vault';
 export * from '../test/generated-wrappers/i_bancor';
 export * from '../test/generated-wrappers/i_curve';
 export * from '../test/generated-wrappers/i_kyber_network';
 export * from '../test/generated-wrappers/i_m_stable';
 export * from '../test/generated-wrappers/i_mooniswap';
 export * from '../test/generated-wrappers/i_multi_bridge';
+export * from '../test/generated-wrappers/i_platypus';
 export * from '../test/generated-wrappers/i_shell';
 export * from '../test/generated-wrappers/i_smoothy';
 export * from '../test/generated-wrappers/i_uniswap_exchange_quotes';
 export * from '../test/generated-wrappers/i_uniswap_v2_router01';
+export * from '../test/generated-wrappers/igmx';
 export * from '../test/generated-wrappers/kyber_dmm_sampler';
 export * from '../test/generated-wrappers/kyber_sampler';
 export * from '../test/generated-wrappers/lido_sampler';
@@ -33,12 +38,11 @@ export * from '../test/generated-wrappers/liquidity_provider_sampler';
 export * from '../test/generated-wrappers/m_stable_sampler';
 export * from '../test/generated-wrappers/maker_p_s_m_sampler';
 export * from '../test/generated-wrappers/mooniswap_sampler';
-export * from '../test/generated-wrappers/multi_bridge_sampler';
 export * from '../test/generated-wrappers/native_order_sampler';
+export * from '../test/generated-wrappers/platypus_sampler';
 export * from '../test/generated-wrappers/sampler_utils';
 export * from '../test/generated-wrappers/shell_sampler';
 export * from '../test/generated-wrappers/smoothy_sampler';
-export * from '../test/generated-wrappers/test_erc20_bridge_sampler';
 export * from '../test/generated-wrappers/test_native_order_sampler';
 export * from '../test/generated-wrappers/two_hop_sampler';
 export * from '../test/generated-wrappers/uniswap_sampler';

packages/asset-swapper/tsconfig.json

@@ -9,22 +9,27 @@
         "test/generated-artifacts/ApproximateBuys.json",
         "test/generated-artifacts/BalanceChecker.json",
         "test/generated-artifacts/BalancerSampler.json",
+        "test/generated-artifacts/BalancerV2BatchSampler.json",
+        "test/generated-artifacts/BalancerV2Common.json",
         "test/generated-artifacts/BalancerV2Sampler.json",
         "test/generated-artifacts/BancorSampler.json",
         "test/generated-artifacts/CompoundSampler.json",
         "test/generated-artifacts/CurveSampler.json",
         "test/generated-artifacts/DODOSampler.json",
         "test/generated-artifacts/DODOV2Sampler.json",
-        "test/generated-artifacts/DummyLiquidityProvider.json",
         "test/generated-artifacts/ERC20BridgeSampler.json",
         "test/generated-artifacts/FakeTaker.json",
+        "test/generated-artifacts/GMXSampler.json",
         "test/generated-artifacts/IBalancer.json",
+        "test/generated-artifacts/IBalancerV2Vault.json",
         "test/generated-artifacts/IBancor.json",
         "test/generated-artifacts/ICurve.json",
+        "test/generated-artifacts/IGMX.json",
         "test/generated-artifacts/IKyberNetwork.json",
         "test/generated-artifacts/IMStable.json",
         "test/generated-artifacts/IMooniswap.json",
         "test/generated-artifacts/IMultiBridge.json",
+        "test/generated-artifacts/IPlatypus.json",
         "test/generated-artifacts/IShell.json",
         "test/generated-artifacts/ISmoothy.json",
         "test/generated-artifacts/IUniswapExchangeQuotes.json",
@@ -36,12 +41,11 @@
         "test/generated-artifacts/MStableSampler.json",
         "test/generated-artifacts/MakerPSMSampler.json",
         "test/generated-artifacts/MooniswapSampler.json",
-        "test/generated-artifacts/MultiBridgeSampler.json",
         "test/generated-artifacts/NativeOrderSampler.json",
+        "test/generated-artifacts/PlatypusSampler.json",
         "test/generated-artifacts/SamplerUtils.json",
         "test/generated-artifacts/ShellSampler.json",
         "test/generated-artifacts/SmoothySampler.json",
-        "test/generated-artifacts/TestERC20BridgeSampler.json",
         "test/generated-artifacts/TestNativeOrderSampler.json",
         "test/generated-artifacts/TwoHopSampler.json",
         "test/generated-artifacts/UniswapSampler.json",

packages/contract-addresses/CHANGELOG.json

@@ -1,4 +1,23 @@
 [
+    {
+        "version": "6.14.0",
+        "changes": [
+            {
+                "note": "Redeploy FQT on Avalanche and BSC"
+            }
+        ],
+        "timestamp": 1652919697
+    },
+    {
+        "version": "6.13.0",
+        "changes": [
+            {
+                "note": "Redeploy FQT on mainnet and polygon",
+                "pr": 462
+            }
+        ],
+        "timestamp": 1650611093
+    },
     {
         "timestamp": 1648739346,
         "version": "6.12.1",

packages/contract-addresses/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v6.14.0 - _May 19, 2022_
+
+    * Redeploy FQT on Avalanche and BSC
+
+## v6.13.0 - _April 22, 2022_
+
+    * Redeploy FQT on mainnet and polygon (#462)
+
 ## v6.12.1 - _March 31, 2022_
 
     * Dependencies updated

packages/contract-addresses/addresses.json

@@ -37,7 +37,7 @@
             "wethTransformer": "0xb2bc06a4efb20fc6553a69dbfa49b7be938034a7",
             "payTakerTransformer": "0x4638a7ebe75b911b995d0ec73a81e4f85f41f24e",
             "affiliateFeeTransformer": "0xda6d9fc5998f550a094585cf9171f0e8ee3ac59f",
-            "fillQuoteTransformer": "0xb4fa284689c9784a60d840eb136bb16c5246191f",
+            "fillQuoteTransformer": "0xadbe39f2988a8be1c1120f05e28cc888b150c8a6",
             "positiveSlippageFeeTransformer": "0xa9416ce1dbde8d331210c07b5c253d94ee4cc3fd"
         }
     },
@@ -205,7 +205,7 @@
             "wethTransformer": "0xac3d95668c092e895cd83a9cbafe9c7d9906471f",
             "payTakerTransformer": "0x4f5e8ca2cadecd4a467ae441e4b03de4278a4574",
             "affiliateFeeTransformer": "0x1be34ab9b2acb5c4ddd89454bdce637967e65230",
-            "fillQuoteTransformer": "0xfa8ca57cb24cd59e74ae1659a00104188e7e8a3e",
+            "fillQuoteTransformer": "0x0b72d55485e8d877f73cc8b14ea3e010b3e804fd",
             "positiveSlippageFeeTransformer": "0x7f5c79ad1788573b1145f4651a248523c54f5d1f"
         }
     },
@@ -289,7 +289,7 @@
             "wethTransformer": "0xe309d011cc6f189a3e8dcba85922715a019fed38",
             "payTakerTransformer": "0x5ba7b9be86cda01cfbf56e0fb97184783be9dda1",
             "affiliateFeeTransformer": "0xbed27284b42e5684e987169cf1da09c5d6c49fa8",
-            "fillQuoteTransformer": "0xd3afdf4a8ea9183e76c9c2306cda03ea4afffea5",
+            "fillQuoteTransformer": "0xd4a518760030dae1adbde9496f8a3b478e83932a",
             "positiveSlippageFeeTransformer": "0x4cd8f1c0df4d40fcc1e073845d5f6f4ed5cc8dab"
         }
     },
@@ -373,7 +373,7 @@
             "wethTransformer": "0x9b8b52391071d71cd4ad1e61d7f273268fa34c6c",
             "payTakerTransformer": "0x898c6fde239d646c73f0a57e3570b6f86a3d62a3",
             "affiliateFeeTransformer": "0x34617b855411e52fbc05899435f44cbd0503022c",
-            "fillQuoteTransformer": "0xd421f50b3ae27f223aa35a04944236d257235412",
+            "fillQuoteTransformer": "0xb6c9c52ce7094fc96d8bd5d3ecd0c6feeafe3457",
             "positiveSlippageFeeTransformer": "0x470ba89da18a6db6e8a0567b3c9214b960861857"
         }
     },

packages/contract-addresses/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-addresses",
-    "version": "6.12.1",
+    "version": "6.14.0",
     "engines": {
         "node": ">=6.12"
     },

packages/contract-wrappers/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "13.20.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "13.20.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "13.20.0",
         "changes": [

packages/contract-wrappers/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v13.20.2 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v13.20.1 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v13.20.0 - _March 31, 2022_
 
     * Regenerate all wrappers (#449)

packages/contract-wrappers/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-wrappers",
-    "version": "13.20.0",
+    "version": "13.20.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -57,7 +57,7 @@
     "dependencies": {
         "@0x/assert": "^3.0.34",
         "@0x/base-contract": "^6.5.0",
-        "@0x/contract-addresses": "^6.12.1",
+        "@0x/contract-addresses": "^6.14.0",
         "@0x/json-schemas": "^6.4.4",
         "@0x/types": "^3.3.6",
         "@0x/utils": "^6.5.3",

packages/migrations/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1652919697,
+        "version": "8.1.19",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1650611093,
+        "version": "8.1.18",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1648739346,
         "version": "8.1.17",

packages/migrations/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v8.1.19 - _May 19, 2022_
+
+    * Dependencies updated
+
+## v8.1.18 - _April 22, 2022_
+
+    * Dependencies updated
+
 ## v8.1.17 - _March 31, 2022_
 
     * Dependencies updated

packages/migrations/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/migrations",
-    "version": "8.1.17",
+    "version": "8.1.19",
     "engines": {
         "node": ">=6.12"
     },
@@ -68,20 +68,20 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.5.0",
-        "@0x/contract-addresses": "^6.12.1",
+        "@0x/contract-addresses": "^6.14.0",
         "@0x/contracts-asset-proxy": "^3.7.19",
         "@0x/contracts-coordinator": "^3.1.38",
         "@0x/contracts-dev-utils": "^1.3.36",
         "@0x/contracts-erc1155": "^2.1.37",
-        "@0x/contracts-erc20": "^3.3.28",
+        "@0x/contracts-erc20": "^3.3.30",
         "@0x/contracts-erc721": "^3.1.37",
         "@0x/contracts-exchange": "^3.2.38",
         "@0x/contracts-exchange-forwarder": "^4.2.38",
         "@0x/contracts-extensions": "^6.2.32",
         "@0x/contracts-multisig": "^4.1.38",
         "@0x/contracts-staking": "^2.0.45",
-        "@0x/contracts-utils": "^4.8.9",
-        "@0x/contracts-zero-ex": "^0.31.2",
+        "@0x/contracts-utils": "^4.8.11",
+        "@0x/contracts-zero-ex": "^0.33.0",
         "@0x/sol-compiler": "^4.8.1",
         "@0x/subproviders": "^6.6.5",
         "@0x/typescript-typings": "^5.3.1",

packages/protocol-utils/CHANGELOG.json

@@ -1,4 +1,24 @@
 [
+    {
+        "version": "11.13.0",
+        "changes": [
+            {
+                "note": "Added Support for GMX and Platypus on Avalanche",
+                "pr": 478
+            }
+        ],
+        "timestamp": 1652919697
+    },
+    {
+        "version": "11.12.0",
+        "changes": [
+            {
+                "note": "Add `BalancerV2Batch` to `BridgeProtocol` enum",
+                "pr": 462
+            }
+        ],
+        "timestamp": 1650611093
+    },
     {
         "timestamp": 1648739346,
         "version": "1.11.2",

packages/protocol-utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v11.13.0 - _May 19, 2022_
+
+    * Added Support for GMX and Platypus on Avalanche (#478)
+
+## v11.12.0 - _April 22, 2022_
+
+    * Add `BalancerV2Batch` to `BridgeProtocol` enum (#462)
+
 ## v1.11.2 - _March 31, 2022_
 
     * Dependencies updated

packages/protocol-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/protocol-utils",
-    "version": "1.11.2",
+    "version": "11.13.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -63,8 +63,8 @@
     },
     "dependencies": {
         "@0x/assert": "^3.0.34",
-        "@0x/contract-addresses": "^6.12.1",
-        "@0x/contract-wrappers": "^13.20.0",
+        "@0x/contract-addresses": "^6.14.0",
+        "@0x/contract-wrappers": "^13.20.2",
         "@0x/json-schemas": "^6.4.4",
         "@0x/subproviders": "^6.6.5",
         "@0x/utils": "^6.5.3",

packages/protocol-utils/src/transformer_utils.ts

@@ -134,6 +134,9 @@ export enum BridgeProtocol {
     Clipper, // Not used: Clipper is now using PLP interface
     AaveV2,
     Compound,
+    BalancerV2Batch,
+    GMX,
+    Platypus,
 }
 // tslint:enable: enum-naming
 

yarn.lock

@@ -980,6 +980,23 @@
     ethers "~4.0.4"
     lodash "^4.17.11"
 
+"@0x/protocol-utils@^1.0.1":
+  version "1.11.2"
+  resolved "https://registry.yarnpkg.com/@0x/protocol-utils/-/protocol-utils-1.11.2.tgz#c27ccf3410b99d8c364550bc18dc8b04dc2e967e"
+  integrity sha512-DmYCWb3fB1NSBbR7JV2Tr4oXr/3rDzVpECWUvntCyIwdohHSM7ytjYbL9ilvlH3vuDK85CSyFWNrbSP6xZfTpA==
+  dependencies:
+    "@0x/assert" "^3.0.34"
+    "@0x/contract-addresses" "^6.12.1"
+    "@0x/contract-wrappers" "^13.20.0"
+    "@0x/json-schemas" "^6.4.4"
+    "@0x/subproviders" "^6.6.5"
+    "@0x/utils" "^6.5.3"
+    "@0x/web3-wrapper" "^7.6.5"
+    chai "^4.0.1"
+    ethereumjs-util "^7.0.10"
+    ethers "~4.0.4"
+    lodash "^4.17.11"
+
 "@0x/quote-server@^6.0.6":
   version "6.0.6"
   resolved "https://registry.yarnpkg.com/@0x/quote-server/-/quote-server-6.0.6.tgz#0f0bf50647efc4bff039a491689974af7e8c5776"
@@ -1384,6 +1401,17 @@
   dependencies:
     regenerator-runtime "^0.13.4"
 
+"@balancer-labs/sdk@^0.1.6":
+  version "0.1.6"
+  resolved "https://registry.yarnpkg.com/@balancer-labs/sdk/-/sdk-0.1.6.tgz#1a6f0aacfada7b0afbdf02259ef40ed37d3ecbcb"
+  integrity sha512-r9s7Y2XJks+8V53kqwaqHDAETipgFSEQxI7TFHYigoOtWp/sUaZnlu0kDMv3NuDvya0+t9gp5a0VxbztLwcn+g==
+  dependencies:
+    "@balancer-labs/sor" "^4.0.0-beta.2"
+    axios "^0.24.0"
+    graphql "^15.6.1"
+    graphql-request "^3.5.0"
+    lodash "^4.17.21"
+
 "@balancer-labs/sor@0.3.2":
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/@balancer-labs/sor/-/sor-0.3.2.tgz#b05c63a07031c2ea13ed0d2670f5105cfaa40523"
@@ -1393,6 +1421,13 @@
     isomorphic-fetch "^2.2.1"
     typescript "^3.8.3"
 
+"@balancer-labs/sor@^4.0.0-beta.2":
+  version "4.0.0-beta.2"
+  resolved "https://registry.yarnpkg.com/@balancer-labs/sor/-/sor-4.0.0-beta.2.tgz#17ee901c7434f9a5702653488b1a3ec6e1f926f1"
+  integrity sha512-ylDxsMDKpoynOQIH4PhucYc7bkXddjL6GRFCF2BwnQ4Yoy7vBOT7S0zJvIkKuUG6MSUdoTBaAtWckxXBJiNxyA==
+  dependencies:
+    isomorphic-fetch "^2.2.1"
+
 "@bancor/sdk@0.2.9":
   version "0.2.9"
   resolved "https://registry.yarnpkg.com/@bancor/sdk/-/sdk-0.2.9.tgz#2e4c168dc9d667709e3ed85eac3b15362c5676d8"
@@ -3252,6 +3287,13 @@ axios@^0.21.1:
   dependencies:
     follow-redirects "^1.10.0"
 
+axios@^0.24.0:
+  version "0.24.0"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.24.0.tgz#804e6fa1e4b9c5288501dd9dff56a7a0940d20d6"
+  integrity sha512-Q6cWsys88HoPgAaFAVUb0WpPk0O8iTeisR9IMqy9G8AbO4NlpVknrnQS03zzF9PGAWgO3cgletO3VjV/P7VztA==
+  dependencies:
+    follow-redirects "^1.14.4"
+
 babel-code-frame@^6.22.0, babel-code-frame@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.26.0.tgz#63fd43f7dc1e3bb7ce35947db8fe369a3f58c74b"
@@ -6515,7 +6557,7 @@ follow-redirects@^1.10.0:
   version "1.13.3"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.3.tgz#e5598ad50174c1bc4e872301e82ac2cd97f90267"
 
-follow-redirects@^1.12.1:
+follow-redirects@^1.12.1, follow-redirects@^1.14.4:
   version "1.14.9"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.9.tgz#dd4ea157de7bfaf9ea9b3fbd85aa16951f78d8d7"
   integrity sha512-MQDfihBQYMcyy5dhRDJUHcw7lb2Pv/TuE6xP1vyraLukNDHKbDxDNaOE3NbCAdKQApno+GPRyo1YAp89yCjK4w==
@@ -7031,10 +7073,24 @@ graphql-request@^3.4.0:
     extract-files "^9.0.0"
     form-data "^3.0.0"
 
+graphql-request@^3.5.0:
+  version "3.7.0"
+  resolved "https://registry.yarnpkg.com/graphql-request/-/graphql-request-3.7.0.tgz#c7406e537084f8b9788541e3e6704340ca13055b"
+  integrity sha512-dw5PxHCgBneN2DDNqpWu8QkbbJ07oOziy8z+bK/TAXufsOLaETuVO4GkXrbs0WjhdKhBMN3BkpN/RIvUHkmNUQ==
+  dependencies:
+    cross-fetch "^3.0.6"
+    extract-files "^9.0.0"
+    form-data "^3.0.0"
+
 graphql@^15.4.0:
   version "15.5.0"
   resolved "https://registry.yarnpkg.com/graphql/-/graphql-15.5.0.tgz#39d19494dbe69d1ea719915b578bf920344a69d5"
 
+graphql@^15.6.1:
+  version "15.8.0"
+  resolved "https://registry.yarnpkg.com/graphql/-/graphql-15.8.0.tgz#33410e96b012fa3bdb1091cc99a94769db212b38"
+  integrity sha512-5gghUc24tP9HRznNpV2+FIoq3xKkj5dTQqf4v0CpdPbFVwFkWoxOM+o+2OC9ZSvjEMTjfmG9QT+gcvggTwW1zw==
+
 growl@1.10.5:
   version "1.10.5"
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
@@ -8393,6 +8449,11 @@ lodash@4.17.20, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.
   version "4.17.20"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
 
+lodash@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
+
 log-driver@^1.2.7:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/log-driver/-/log-driver-1.2.7.tgz#63b95021f0702fedfa2c9bb0a24e7797d71871d8"
@@ -11223,6 +11284,13 @@ solidity-parser-antlr@^0.4.2:
   version "0.4.11"
   resolved "https://registry.yarnpkg.com/solidity-parser-antlr/-/solidity-parser-antlr-0.4.11.tgz#af43e1f13b3b88309a875455f5d6e565b05ee5f1"
 
+"sorV2@npm:@balancer-labs/sor":
+  version "4.0.0-beta.1"
+  resolved "https://registry.yarnpkg.com/@balancer-labs/sor/-/sor-4.0.0-beta.1.tgz#fb8b3f2d9bb5cec5c79446e0062aab7cdfcabccb"
+  integrity sha512-L3eMBRA51egMNKHkLktOr3sNJuqgoz24AfJkpzU4w1I66m9HlOPY/E3FgYKWO+1cXJ2sQZWDH3pEjnWMRnNbNg==
+  dependencies:
+    isomorphic-fetch "^2.2.1"
+
 sort-keys@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/sort-keys/-/sort-keys-2.0.0.tgz#658535584861ec97d730d6cf41822e1f56684128"