temp storage of hidden hops on ptp

- @0x/asset-swapper@16.51.0

.circleci/config.yml

@@ -4,7 +4,7 @@ jobs:
     build:
         resource_class: xlarge
         docker:
-            - image: node:12
+            - image: node:16
         environment:
             NODE_OPTIONS: '--max-old-space-size=16384'
         working_directory: ~/repo
@@ -31,7 +31,7 @@ jobs:
     test-exchange-ganache:
         resource_class: medium+
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -41,7 +41,7 @@ jobs:
     test-integrations-ganache:
         resource_class: medium+
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -51,7 +51,7 @@ jobs:
     test-contracts-staking-ganache:
         resource_class: medium+
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -61,7 +61,7 @@ jobs:
     test-contracts-extra-ganache:
         resource_class: medium+
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -71,7 +71,7 @@ jobs:
     test-contracts-rest-ganache:
         resource_class: medium+
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -83,7 +83,7 @@ jobs:
         environment:
             NODE_OPTIONS: '--max-old-space-size=6442'
         docker:
-            - image: node:12
+            - image: node:16
             - image: 0xorg/verdaccio
         working_directory: ~/repo
         steps:
@@ -97,7 +97,7 @@ jobs:
                   path: ~/.npm/_logs
     test-doc-generation:
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -108,7 +108,7 @@ jobs:
                   no_output_timeout: 1200
     test-rest:
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:
@@ -136,7 +136,7 @@ jobs:
         resource_class: large
         working_directory: ~/repo
         docker:
-            - image: node:12
+            - image: node:16
         steps:
             - restore_cache:
                   keys:
@@ -147,7 +147,7 @@ jobs:
             - run: yarn diff_md_docs:ci
     submit-coverage:
         docker:
-            - image: node:12
+            - image: node:16
         working_directory: ~/repo
         steps:
             - restore_cache:

contracts/erc20/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "3.3.27",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1645569128,
         "version": "3.3.26",

contracts/erc20/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.3.27 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v3.3.26 - _February 22, 2022_
 
     * Dependencies updated

contracts/erc20/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc20",
-    "version": "3.3.26",
+    "version": "3.3.27",
     "engines": {
         "node": ">=6.12"
     },
@@ -53,8 +53,8 @@
     "devDependencies": {
         "@0x/abi-gen": "^5.7.2",
         "@0x/contracts-gen": "^2.0.43",
-        "@0x/contracts-test-utils": "^5.4.17",
-        "@0x/contracts-utils": "^4.8.7",
+        "@0x/contracts-test-utils": "^5.4.18",
+        "@0x/contracts-utils": "^4.8.8",
         "@0x/dev-utils": "^4.2.11",
         "@0x/sol-compiler": "^4.7.8",
         "@0x/ts-doc-gen": "^0.0.28",

contracts/test-utils/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "5.4.18",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1645569128,
         "version": "5.4.17",

contracts/test-utils/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v5.4.18 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v5.4.17 - _February 22, 2022_
 
     * Dependencies updated

contracts/test-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-test-utils",
-    "version": "5.4.17",
+    "version": "5.4.18",
     "engines": {
         "node": ">=6.12"
     },
@@ -44,7 +44,7 @@
     "dependencies": {
         "@0x/assert": "^3.0.31",
         "@0x/base-contract": "^6.4.5",
-        "@0x/contract-addresses": "^6.11.0",
+        "@0x/contract-addresses": "^6.12.0",
         "@0x/dev-utils": "^4.2.11",
         "@0x/json-schemas": "^6.4.1",
         "@0x/order-utils": "^10.4.28",

contracts/treasury/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "1.4.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1645569128,
         "version": "1.4.9",

contracts/treasury/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.4.10 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v1.4.9 - _February 22, 2022_
 
     * Dependencies updated

contracts/treasury/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-treasury",
-    "version": "1.4.9",
+    "version": "1.4.10",
     "engines": {
         "node": ">=6.12"
     },
@@ -47,12 +47,12 @@
     "homepage": "https://github.com/0xProject/protocol/tree/main/contracts/treasury",
     "devDependencies": {
         "@0x/abi-gen": "^5.7.2",
-        "@0x/contract-addresses": "^6.11.0",
+        "@0x/contract-addresses": "^6.12.0",
         "@0x/contracts-asset-proxy": "^3.7.19",
-        "@0x/contracts-erc20": "^3.3.26",
+        "@0x/contracts-erc20": "^3.3.27",
         "@0x/contracts-gen": "^2.0.43",
         "@0x/contracts-staking": "^2.0.45",
-        "@0x/contracts-test-utils": "^5.4.17",
+        "@0x/contracts-test-utils": "^5.4.18",
         "@0x/sol-compiler": "^4.7.8",
         "@0x/ts-doc-gen": "^0.0.28",
         "@0x/tslint-config": "^4.1.4",
@@ -73,7 +73,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.4.5",
-        "@0x/protocol-utils": "^1.11.0",
+        "@0x/protocol-utils": "^1.11.1",
         "@0x/subproviders": "^6.6.2",
         "@0x/types": "^3.3.4",
         "@0x/typescript-typings": "^5.2.1",

contracts/utils/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "4.8.8",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1645569128,
         "version": "4.8.7",

contracts/utils/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.8.8 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v4.8.7 - _February 22, 2022_
 
     * Dependencies updated

contracts/utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-utils",
-    "version": "4.8.7",
+    "version": "4.8.8",
     "engines": {
         "node": ">=6.12"
     },
@@ -52,7 +52,7 @@
     "devDependencies": {
         "@0x/abi-gen": "^5.7.2",
         "@0x/contracts-gen": "^2.0.43",
-        "@0x/contracts-test-utils": "^5.4.17",
+        "@0x/contracts-test-utils": "^5.4.18",
         "@0x/dev-utils": "^4.2.11",
         "@0x/order-utils": "^10.4.28",
         "@0x/sol-compiler": "^4.7.8",

contracts/zero-ex/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "0.31.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "0.31.0",
         "changes": [

contracts/zero-ex/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v0.31.1 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v0.31.0 - _February 22, 2022_
 
     * Add ERC721OrdersFeature, ERC1155OrdersFeature, and ERC165Feature (#429)

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

@@ -33,6 +33,7 @@ import "./mixins/MixinCurveV2.sol";
 import "./mixins/MixinCryptoCom.sol";
 import "./mixins/MixinDodo.sol";
 import "./mixins/MixinDodoV2.sol";
+import "./mixins/MixinGMX.sol";
 import "./mixins/MixinKyber.sol";
 import "./mixins/MixinKyberDmm.sol";
 import "./mixins/MixinLido.sol";
@@ -60,6 +61,7 @@ contract BridgeAdapter is
     MixinCryptoCom,
     MixinDodo,
     MixinDodoV2,
+    MixinGMX,
     MixinKyber,
     MixinKyberDmm,
     MixinLido,
@@ -87,6 +89,7 @@ contract BridgeAdapter is
         MixinCryptoCom()
         MixinDodo()
         MixinDodoV2()
+        MixinGMX()
         MixinKyber(weth)
         MixinLido(weth)
         MixinMakerPSM()
@@ -265,6 +268,12 @@ contract BridgeAdapter is
                 sellAmount,
                 order.bridgeData
             );
+        } else if (protocolId == BridgeProtocols.GMX) {
+            boughtAmount = _tradeGMX(
+                buyToken,
+                sellAmount,
+                order.bridgeData
+            );
         } else {
             boughtAmount = _tradeZeroExBridge(
                 sellToken,

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

@@ -52,4 +52,5 @@ library BridgeProtocols {
     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 GMX         = 25;
 }

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

@@ -0,0 +1,104 @@
+// 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/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-zero-ex",
-    "version": "0.31.0",
+    "version": "0.31.1",
     "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|MixinBancor|MixinCoFiX|MixinCompound|MixinCryptoCom|MixinCurve|MixinCurveV2|MixinDodo|MixinDodoV2|MixinGMX|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"
     },
     "repository": {
         "type": "git",
@@ -56,10 +56,10 @@
     "homepage": "https://github.com/0xProject/protocol/tree/main/contracts/zero-ex",
     "devDependencies": {
         "@0x/abi-gen": "^5.7.2",
-        "@0x/contract-addresses": "^6.11.0",
-        "@0x/contracts-erc20": "^3.3.26",
+        "@0x/contract-addresses": "^6.12.0",
+        "@0x/contracts-erc20": "^3.3.27",
         "@0x/contracts-gen": "^2.0.43",
-        "@0x/contracts-test-utils": "^5.4.17",
+        "@0x/contracts-test-utils": "^5.4.18",
         "@0x/dev-utils": "^4.2.11",
         "@0x/order-utils": "^10.4.28",
         "@0x/sol-compiler": "^4.7.8",
@@ -83,7 +83,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.4.5",
-        "@0x/protocol-utils": "^1.11.0",
+        "@0x/protocol-utils": "^1.11.1",
         "@0x/subproviders": "^6.6.2",
         "@0x/types": "^3.3.4",
         "@0x/typescript-typings": "^5.2.1",

contracts/zero-ex/test/artifacts.ts

@@ -109,6 +109,7 @@ 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';
@@ -321,6 +322,7 @@ 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,

contracts/zero-ex/test/wrappers.ts

@@ -107,6 +107,7 @@ 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';

contracts/zero-ex/tsconfig.json

@@ -140,6 +140,7 @@
         "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",

docs/additional/audits.rst

@@ -4,23 +4,28 @@ Audits
 
 Below are links to our third-party audit reports.
 
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| **Release**      | **Reports**                                                                                                   |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| Exchange V4      | * `Consensys Diligence (December 2020) <https://consensys.net/diligence/audits/2020/12/0x-exchange-v4/>`__    |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| Exchange V3      | * `Trail of Bits <http://zeips.0x.org.s3-website.us-east-2.amazonaws.com/audits/56/trail-of-bits/audit.pdf>`_ |
-|                  | * `Consensys Diligence (Exchange) <https://diligence.consensys.net/audits/2019/09/0x-v3-exchange/>`__         |
-|                  | * `Consensys Diligence (Staking) <https://diligence.consensys.net/audits/2019/10/0x-v3-staking/>`__           |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| Exchange V2.1    | * `First <https://docs.google.com/document/d/1jYv6V21MfCSwCS5fxD6ZyaLWGzkpRSUO0lZpST94XsA/edit>`_             |
-|                  | * `Consensys Diligence <https://github.com/ConsenSys/0x_audit_report_2018-07-23>`_                            |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| MultiAssetProxy  | * `Consensys Diligence <https://github.com/ConsenSys/0x-audit-report-2018-12>`__                              |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| ERC1155Proxy     | * `Consensys Diligence <https://github.com/ConsenSys/0x-audit-report-2019-05>`__                              |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| StaticCallProxy  | * No third-party audit.                                                                                       |
-+------------------+---------------------------------------------------------------------------------------------------------------+
-| ERC20BridgeProxy | * No third-party audit.                                                                                       |
-+------------------+---------------------------------------------------------------------------------------------------------------+
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| **Release**          | **Reports**                                                                                                               |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| ERC721OrdersFeature  | * `ABDK Consulting <https://s3.us-east-2.amazonaws.com/zeips.0x.org/audits/abdk-consulting/ABDK_0x_Solidity_v_1_0.pdf>`__ |
+|                      |                                                                                                                           |
+|                      |                                                                                                                           |
+| ERC1155OrdersFeature |                                                                                                                           |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| Exchange V4          | * `Consensys Diligence (December 2020) <https://consensys.net/diligence/audits/2020/12/0x-exchange-v4/>`__                |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| Exchange V3          | * `Trail of Bits <http://zeips.0x.org.s3-website.us-east-2.amazonaws.com/audits/56/trail-of-bits/audit.pdf>`__            |
+|                      | * `Consensys Diligence (Exchange) <https://diligence.consensys.net/audits/2019/09/0x-v3-exchange/>`__                     |
+|                      | * `Consensys Diligence (Staking) <https://diligence.consensys.net/audits/2019/10/0x-v3-staking/>`__                       |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| Exchange V2.1        | * `First <https://docs.google.com/document/d/1jYv6V21MfCSwCS5fxD6ZyaLWGzkpRSUO0lZpST94XsA/edit>`_                         |
+|                      | * `Consensys Diligence <https://github.com/ConsenSys/0x_audit_report_2018-07-23>`_                                        |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| MultiAssetProxy      | * `Consensys Diligence <https://github.com/ConsenSys/0x-audit-report-2018-12>`__                                          |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| ERC1155Proxy         | * `Consensys Diligence <https://github.com/ConsenSys/0x-audit-report-2019-05>`__                                          |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| StaticCallProxy      | * No third-party audit.                                                                                                   |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+
+| ERC20BridgeProxy     | * No third-party audit.                                                                                                   |
++----------------------+---------------------------------------------------------------------------------------------------------------------------+

package.json

@@ -65,7 +65,7 @@
         "@0xproject/npm-cli-login": "^0.0.11",
         "async-child-process": "^1.1.1",
         "coveralls": "^3.0.0",
-        "ganache-cli": "6.8.0-istanbul.0",
+        "ganache-cli": "6.12.2",
         "lcov-result-merger": "^3.0.0",
         "lerna": "^3.0.0-beta.25",
         "npm-run-all": "^4.1.2",
@@ -75,6 +75,7 @@
         "wsrun": "^5.2.4"
     },
     "resolutions": {
-        "merkle-patricia-tree": "^2.3.2"
+        "merkle-patricia-tree": "3.0.0",
+        "bignumber.js": "9.0.2"
     }
 }

packages/asset-swapper/CHANGELOG.json

@@ -1,4 +1,75 @@
 [
+    {
+        "version": "16.52.0",
+        "changes": [
+            {
+                "note": "Adds support for mobius money on celo",
+                "pr": 423
+            }
+        ]
+    },
+    {
+        "version": "16.51.0",
+        "changes": [
+            {
+                "note": "Added `Curve` `YFI-ETH` pool",
+                "pr": 444
+            }
+        ],
+        "timestamp": 1646888282
+    },
+    {
+        "version": "16.50.3",
+        "changes": [
+            {
+                "note": "Routing glue optimization",
+                "pr": 439
+            },
+            {
+                "note": "Move VIP source routing into neon-router & disable fallback orders for native/plp",
+                "pr": 440
+            }
+        ],
+        "timestamp": 1646837959
+    },
+    {
+        "version": "16.50.2",
+        "changes": [
+            {
+                "note": "Update `Uniswap_V3` address on `Ropsten`",
+                "pr": 441
+            }
+        ],
+        "timestamp": 1646617024
+    },
+    {
+        "version": "16.50.1",
+        "changes": [
+            {
+                "note": "Add BTRFLY/WETH Curve pool on mainnet",
+                "pr": 437
+            },
+            {
+                "note": "Lower Uniswap V3 Sampler gas allowance",
+                "pr": 438
+            }
+        ],
+        "timestamp": 1646312638
+    },
+    {
+        "version": "16.50.0",
+        "changes": [
+            {
+                "note": "Adding support for Geist on `Fantom`",
+                "pr": 398
+            },
+            {
+                "note": "Improve Uniswap V3 gas schedule",
+                "pr": 424
+            }
+        ],
+        "timestamp": 1646225739
+    },
     {
         "version": "16.49.9",
         "changes": [

packages/asset-swapper/CHANGELOG.md

@@ -5,6 +5,29 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v16.51.0 - _March 10, 2022_
+
+    * Added `Curve` `YFI-ETH` pool (#444)
+
+## v16.50.3 - _March 9, 2022_
+
+    * Routing glue optimization (#439)
+    * Move VIP source routing into neon-router & disable fallback orders for native/plp (#440)
+
+## v16.50.2 - _March 7, 2022_
+
+    * Update `Uniswap_V3` address on `Ropsten` (#441)
+
+## v16.50.1 - _March 3, 2022_
+
+    * Add BTRFLY/WETH Curve pool on mainnet (#437)
+    * Lower Uniswap V3 Sampler gas allowance (#438)
+
+## v16.50.0 - _March 2, 2022_
+
+    * Adding support for Geist on `Fantom` (#398)
+    * Improve Uniswap V3 gas schedule (#424)
+
 ## v16.49.9 - _February 24, 2022_
 
     * Fix native order scaling & filter out 1 wei quotes (#430)

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

@@ -22,9 +22,9 @@ 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

@@ -27,6 +27,7 @@ import "./CompoundSampler.sol";
 import "./CurveSampler.sol";
 import "./DODOSampler.sol";
 import "./DODOV2Sampler.sol";
+import "./GMXSampler.sol";
 import "./KyberSampler.sol";
 import "./KyberDmmSampler.sol";
 import "./LidoSampler.sol";
@@ -36,6 +37,7 @@ import "./MultiBridgeSampler.sol";
 import "./MStableSampler.sol";
 import "./MooniswapSampler.sol";
 import "./NativeOrderSampler.sol";
+import "./PlatypusSampler.sol";
 import "./ShellSampler.sol";
 import "./SmoothySampler.sol";
 import "./TwoHopSampler.sol";
@@ -53,6 +55,7 @@ contract ERC20BridgeSampler is
     CurveSampler,
     DODOSampler,
     DODOV2Sampler,
+    GMXSampler,
     KyberSampler,
     KyberDmmSampler,
     LidoSampler,
@@ -62,6 +65,7 @@ contract ERC20BridgeSampler is
     MooniswapSampler,
     MultiBridgeSampler,
     NativeOrderSampler,
+    PlatypusSampler,
     ShellSampler,
     SmoothySampler,
     TwoHopSampler,

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

@@ -0,0 +1,99 @@
+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;
+    }
+    // address immutable WAVAX = 0xB31f66AA3C1e785363F0875A1B74E27b85FD66c7;
+    // address immutable AVAX = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
+
+    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/PlatypusSampler.sol

@@ -0,0 +1,118 @@
+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 router,
+        address[] memory path,
+        address[] memory pool,
+        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(router).quotePotentialSwaps(path, pool, 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 sampleBuysFromPlatypus(
+        address router,
+        address[] memory path,
+        address[] memory pool,
+        uint256[] memory makerTokenAmounts
+    )
+        public
+        view
+        returns (uint256[] memory takerTokenAmounts)
+    {
+        address[] memory invertBuyPath;
+        address[] memory invertPoolPath;
+
+        if(path.length > 2){
+
+            invertBuyPath = new address[](3);
+            invertPoolPath = new address[](2);
+
+            invertBuyPath[0] = path[2];
+            invertBuyPath[2] = path[0];
+            invertBuyPath[1] = path[1];
+
+            invertPoolPath[0] = pool[1];
+            invertPoolPath[1] = pool[0];
+        }
+        else {
+
+            invertBuyPath = new address[](2);
+            invertPoolPath = new address[](1);
+
+            invertBuyPath[0] = path[1];
+            invertBuyPath[1] = path[0];
+            invertPoolPath[0] = pool[0];
+        }
+
+        uint256[] memory result = _sampleApproximateBuys(
+                ApproximateBuyQuoteOpts({
+                    makerTokenData: abi.encode(router, invertBuyPath, invertPoolPath),
+                    takerTokenData: abi.encode(router, path, pool),
+                    getSellQuoteCallback: _sampleSellForApproximateBuyFromPlatypus
+                }),
+                makerTokenAmounts
+        );
+
+        return result;
+    }
+
+
+    function _sampleSellForApproximateBuyFromPlatypus(
+        bytes memory makerTokenData,
+        bytes memory takerTokenData,
+        uint256 sellAmount
+    )
+        private
+        view
+        returns (uint256 buyAmount)
+    {
+        (address router,  address[] memory _path, address[] memory _pool ) = abi.decode(makerTokenData, (address, address[], address[]));
+
+        (bool success, bytes memory resultData) = address(this).staticcall(abi.encodeWithSelector(
+            this.sampleSellsFromPlatypus.selector,
+            router,
+            _path,
+            _pool,
+            _toSingleValueArray(sellAmount)
+        ));
+
+        if(!success) {
+            return 0;
+        }
+        // solhint-disable-next-line indent
+        return abi.decode(resultData, (uint256[]))[0];
+    }
+
+}
+

packages/asset-swapper/contracts/src/UniswapV3Sampler.sol

@@ -22,17 +22,43 @@ pragma experimental ABIEncoderV2;
 
 import "@0x/contracts-erc20/contracts/src/v06/IERC20TokenV06.sol";
 
-interface IUniswapV3Quoter {
+interface IUniswapV3QuoterV2 {
     function factory()
         external
         view
         returns (IUniswapV3Factory factory);
+
+    // @notice Returns the amount out received for a given exact input swap without executing the swap
+    // @param path The path of the swap, i.e. each token pair and the pool fee
+    // @param amountIn The amount of the first token to swap
+    // @return amountOut The amount of the last token that would be received
+    // @return sqrtPriceX96AfterList List of the sqrt price after the swap for each pool in the path
+    // @return initializedTicksCrossedList List of the initialized ticks that the swap crossed for each pool in the path
+    // @return gasEstimate The estimate of the gas that the swap consumes
     function quoteExactInput(bytes memory path, uint256 amountIn)
         external
-        returns (uint256 amountOut);
+        returns (
+            uint256 amountOut,
+            uint160[] memory sqrtPriceX96AfterList,
+            uint32[] memory initializedTicksCrossedList,
+            uint256 gasEstimate
+        );
+
+    // @notice Returns the amount in required for a given exact output swap without executing the swap
+    // @param path The path of the swap, i.e. each token pair and the pool fee. Path must be provided in reverse order
+    // @param amountOut The amount of the last token to receive
+    // @return amountIn The amount of first token required to be paid
+    // @return sqrtPriceX96AfterList List of the sqrt price after the swap for each pool in the path
+    // @return initializedTicksCrossedList List of the initialized ticks that the swap crossed for each pool in the path
+    // @return gasEstimate The estimate of the gas that the swap consumes
     function quoteExactOutput(bytes memory path, uint256 amountOut)
         external
-        returns (uint256 amountIn);
+        returns (
+            uint256 amountIn,
+            uint160[] memory sqrtPriceX96AfterList,
+            uint32[] memory initializedTicksCrossedList,
+            uint256 gasEstimate
+        );
 }
 
 interface IUniswapV3Factory {
@@ -51,23 +77,25 @@ interface IUniswapV3Pool {
 contract UniswapV3Sampler
 {
     /// @dev Gas limit for UniswapV3 calls. This is 100% a guess.
-    uint256 constant private QUOTE_GAS = 600e3;
+    uint256 constant private QUOTE_GAS = 700e3;
 
     /// @dev Sample sell quotes from UniswapV3.
     /// @param quoter UniswapV3 Quoter contract.
     /// @param path Token route. Should be takerToken -> makerToken
     /// @param takerTokenAmounts Taker token sell amount for each sample.
     /// @return uniswapPaths The encoded uniswap path for each sample.
+    /// @return uniswapGasUsed Estimated amount of gas used
     /// @return makerTokenAmounts Maker amounts bought at each taker token
     ///         amount.
     function sampleSellsFromUniswapV3(
-        IUniswapV3Quoter quoter,
+        IUniswapV3QuoterV2 quoter,
         IERC20TokenV06[] memory path,
         uint256[] memory takerTokenAmounts
     )
         public
         returns (
             bytes[] memory uniswapPaths,
+            uint256[] memory uniswapGasUsed,
             uint256[] memory makerTokenAmounts
         )
     {
@@ -76,31 +104,39 @@ contract UniswapV3Sampler
 
         makerTokenAmounts = new uint256[](takerTokenAmounts.length);
         uniswapPaths = new bytes[](takerTokenAmounts.length);
+        uniswapGasUsed = new uint256[](takerTokenAmounts.length);
 
         for (uint256 i = 0; i < takerTokenAmounts.length; ++i) {
             // Pick the best result from all the paths.
-            bytes memory topUniswapPath;
             uint256 topBuyAmount = 0;
             for (uint256 j = 0; j < poolPaths.length; ++j) {
                 bytes memory uniswapPath = _toUniswapPath(path, poolPaths[j]);
-                try
-                    quoter.quoteExactInput
-                        { gas: QUOTE_GAS }
-                        (uniswapPath, takerTokenAmounts[i])
-                        returns (uint256 buyAmount)
+                try quoter.quoteExactInput
+                    { gas: QUOTE_GAS }
+                    (uniswapPath, takerTokenAmounts[i])
+                    returns (
+                        uint256 buyAmount,
+                        uint160[] memory, /* sqrtPriceX96AfterList */
+                        uint32[] memory, /* initializedTicksCrossedList */
+                        uint256 gasUsed
+                    )
                 {
                     if (topBuyAmount <= buyAmount) {
                         topBuyAmount = buyAmount;
-                        topUniswapPath = uniswapPath;
+                        uniswapPaths[i] = uniswapPath;
+                        uniswapGasUsed[i] = gasUsed;
                     }
-                } catch { }
+                } catch {}
             }
-            // Break early if we can't complete the buys.
+            // Break early if we can't complete the sells.
             if (topBuyAmount == 0) {
+                // HACK(kimpers): To avoid too many local variables, paths and gas used is set directly in the loop
+                // then reset if no valid valid quote was found
+                uniswapPaths[i] = "";
+                uniswapGasUsed[i] = 0;
                 break;
             }
             makerTokenAmounts[i] = topBuyAmount;
-            uniswapPaths[i] = topUniswapPath;
         }
     }
 
@@ -109,16 +145,18 @@ contract UniswapV3Sampler
     /// @param path Token route. Should be takerToken -> makerToken.
     /// @param makerTokenAmounts Maker token buy amount for each sample.
     /// @return uniswapPaths The encoded uniswap path for each sample.
+    /// @return uniswapGasUsed Estimated amount of gas used
     /// @return takerTokenAmounts Taker amounts sold at each maker token
     ///         amount.
     function sampleBuysFromUniswapV3(
-        IUniswapV3Quoter quoter,
+        IUniswapV3QuoterV2 quoter,
         IERC20TokenV06[] memory path,
         uint256[] memory makerTokenAmounts
     )
         public
         returns (
             bytes[] memory uniswapPaths,
+            uint256[] memory uniswapGasUsed,
             uint256[] memory takerTokenAmounts
         )
     {
@@ -128,10 +166,10 @@ contract UniswapV3Sampler
 
         takerTokenAmounts = new uint256[](makerTokenAmounts.length);
         uniswapPaths = new bytes[](makerTokenAmounts.length);
+        uniswapGasUsed = new uint256[](makerTokenAmounts.length);
 
         for (uint256 i = 0; i < makerTokenAmounts.length; ++i) {
             // Pick the best result from all the paths.
-            bytes memory topUniswapPath;
             uint256 topSellAmount = 0;
             for (uint256 j = 0; j < poolPaths.length; ++j) {
                 // quoter requires path to be reversed for buys.
@@ -143,21 +181,30 @@ contract UniswapV3Sampler
                     quoter.quoteExactOutput
                         { gas: QUOTE_GAS }
                         (uniswapPath, makerTokenAmounts[i])
-                        returns (uint256 sellAmount)
+                        returns (
+                            uint256 sellAmount,
+                            uint160[] memory, /* sqrtPriceX96AfterList */
+                            uint32[] memory, /* initializedTicksCrossedList */
+                            uint256 gasUsed
+                        )
                 {
                     if (topSellAmount == 0 || topSellAmount >= sellAmount) {
                         topSellAmount = sellAmount;
                         // But the output path should still be encoded for sells.
-                        topUniswapPath = _toUniswapPath(path, poolPaths[j]);
+                        uniswapPaths[i] = _toUniswapPath(path, poolPaths[j]);
+                        uniswapGasUsed[i] = gasUsed;
                     }
                 } catch {}
             }
             // Break early if we can't complete the buys.
             if (topSellAmount == 0) {
+                // HACK(kimpers): To avoid too many local variables, paths and gas used is set directly in the loop
+                // then reset if no valid valid quote was found
+                uniswapPaths[i] = "";
+                uniswapGasUsed[i] = 0;
                 break;
             }
             takerTokenAmounts[i] = topSellAmount;
-            uniswapPaths[i] = topUniswapPath;
         }
     }
 
@@ -236,6 +283,7 @@ contract UniswapV3Sampler
 
     function _reverseTokenPath(IERC20TokenV06[] memory tokenPath)
         private
+        pure
         returns (IERC20TokenV06[] memory reversed)
     {
         reversed = new IERC20TokenV06[](tokenPath.length);
@@ -246,6 +294,7 @@ contract UniswapV3Sampler
 
     function _reversePoolPath(IUniswapV3Pool[] memory poolPath)
         private
+        pure
         returns (IUniswapV3Pool[] memory reversed)
     {
         reversed = new IUniswapV3Pool[](poolPath.length);

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 +1,10 @@
+
+pragma solidity ^0.6;
+
+interface IPlatypus {
+    function quotePotentialSwaps(
+        address[] memory tokenPath,
+        address[] memory poolPath,
+        uint256 fromAmount
+    ) external view returns (uint256 potentialOutcome, uint256 haircut);
+}

packages/asset-swapper/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/asset-swapper",
-    "version": "16.49.9",
+    "version": "16.51.0",
     "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|BalancerV2Sampler|BancorSampler|CompoundSampler|CurveSampler|DODOSampler|DODOV2Sampler|DummyLiquidityProvider|ERC20BridgeSampler|FakeTaker|GMXSampler|IBalancer|IBancor|ICurve|IGMX|IKyberNetwork|IMStable|IMooniswap|IMultiBridge|IPlatypus|IShell|ISmoothy|IUniswapExchangeQuotes|IUniswapV2Router01|KyberDmmSampler|KyberSampler|LidoSampler|LiquidityProviderSampler|MStableSampler|MakerPSMSampler|MooniswapSampler|MultiBridgeSampler|NativeOrderSampler|PlatypusSampler|SamplerUtils|ShellSampler|SmoothySampler|TestERC20BridgeSampler|TestNativeOrderSampler|TwoHopSampler|UniswapSampler|UniswapV2Sampler|UniswapV3Sampler|UtilitySampler).json",
         "postpublish": {
             "assets": []
         }
@@ -60,14 +60,14 @@
     "dependencies": {
         "@0x/assert": "^3.0.31",
         "@0x/base-contract": "^6.4.5",
-        "@0x/contract-addresses": "^6.11.0",
-        "@0x/contract-wrappers": "^13.19.0",
-        "@0x/contracts-erc20": "^3.3.26",
-        "@0x/contracts-zero-ex": "^0.31.0",
+        "@0x/contract-addresses": "^6.12.0",
+        "@0x/contract-wrappers": "^13.19.1",
+        "@0x/contracts-erc20": "^3.3.27",
+        "@0x/contracts-zero-ex": "^0.31.1",
         "@0x/dev-utils": "^4.2.11",
         "@0x/json-schemas": "^6.4.1",
-        "@0x/neon-router": "^0.3.3",
-        "@0x/protocol-utils": "^1.11.0",
+        "@0x/neon-router": "^0.3.5",
+        "@0x/protocol-utils": "^1.11.1",
         "@0x/quote-server": "^6.0.6",
         "@0x/types": "^3.3.4",
         "@0x/typescript-typings": "^5.2.1",
@@ -98,10 +98,10 @@
         "@0x/contracts-exchange": "^3.2.38",
         "@0x/contracts-exchange-libs": "^4.3.37",
         "@0x/contracts-gen": "^2.0.43",
-        "@0x/contracts-test-utils": "^5.4.17",
-        "@0x/contracts-utils": "^4.8.7",
+        "@0x/contracts-test-utils": "^5.4.18",
+        "@0x/contracts-utils": "^4.8.8",
         "@0x/mesh-rpc-client": "^9.4.2",
-        "@0x/migrations": "^8.1.15",
+        "@0x/migrations": "^8.1.16",
         "@0x/sol-compiler": "^4.7.8",
         "@0x/subproviders": "^6.6.2",
         "@0x/ts-doc-gen": "^0.0.28",
@@ -128,5 +128,6 @@
     "publishConfig": {
         "access": "public"
     },
-    "gitHead": "4f91bfd907996b2f4dd383778b50c479c2602b56"
+    "gitHead": "4f91bfd907996b2f4dd383778b50c479c2602b56",
+    "resolutions": {}
 }

packages/asset-swapper/src/noop_samplers/GeistSampler.ts

@@ -0,0 +1,57 @@
+import { BigNumber } from '@0x/utils';
+
+import { ZERO_AMOUNT } from '../constants';
+export interface GeistInfo {
+    lendingPool: string;
+    gToken: string;
+    underlyingToken: string;
+}
+// tslint:disable-next-line:no-unnecessary-class
+export class GeistSampler {
+    public static sampleSellsFromGeist(
+        geistInfo: GeistInfo,
+        takerToken: string,
+        makerToken: string,
+        takerTokenAmounts: BigNumber[],
+    ): BigNumber[] {
+        // Deposit/Withdrawal underlying <-> gToken is always 1:1
+        if (
+            (takerToken.toLowerCase() === geistInfo.gToken.toLowerCase() &&
+                makerToken.toLowerCase() === geistInfo.underlyingToken.toLowerCase()) ||
+            (takerToken.toLowerCase() === geistInfo.underlyingToken.toLowerCase() &&
+                makerToken.toLowerCase() === geistInfo.gToken.toLowerCase())
+        ) {
+            return takerTokenAmounts;
+        }
+
+        // Not matching the reserve return 0 results
+        const numSamples = takerTokenAmounts.length;
+
+        const makerTokenAmounts = new Array(numSamples);
+        makerTokenAmounts.fill(ZERO_AMOUNT);
+        return makerTokenAmounts;
+    }
+
+    public static sampleBuysFromGeist(
+        geistInfo: GeistInfo,
+        takerToken: string,
+        makerToken: string,
+        makerTokenAmounts: BigNumber[],
+    ): BigNumber[] {
+        // Deposit/Withdrawal underlying <-> gToken is always 1:1
+        if (
+            (takerToken.toLowerCase() === geistInfo.gToken.toLowerCase() &&
+                makerToken.toLowerCase() === geistInfo.underlyingToken.toLowerCase()) ||
+            (takerToken.toLowerCase() === geistInfo.underlyingToken.toLowerCase() &&
+                makerToken.toLowerCase() === geistInfo.gToken.toLowerCase())
+        ) {
+            return makerTokenAmounts;
+        }
+
+        // Not matching the reserve return 0 results
+        const numSamples = makerTokenAmounts.length;
+        const takerTokenAmounts = new Array(numSamples);
+        takerTokenAmounts.fill(ZERO_AMOUNT);
+        return takerTokenAmounts;
+    }
+}

packages/asset-swapper/src/swap_quoter.ts

@@ -357,7 +357,7 @@ export class SwapQuoter {
         if (nativeOrders.length === 0) {
             nativeOrders.push(createDummyOrder(makerToken, takerToken));
         }
-
+        
         //  ** Prepare options for fetching market side liquidity **
         // Scale fees by gas price.
         const cloneOpts = _.omit(opts, 'gasPrice') as GetMarketOrdersOpts;

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

@@ -31,6 +31,7 @@ import {
     KYBER_BRIDGED_LIQUIDITY_PREFIX,
     MAX_DODOV2_POOLS_QUERIED,
     MAX_KYBER_RESERVES_QUERIED,
+    MOBIUSMONEY_CELO_INFOS,
     MORPHEUSSWAP_ROUTER_BY_CHAIN_ID,
     MSTABLE_POOLS_BY_CHAIN_ID,
     NERVE_BSC_INFOS,
@@ -61,8 +62,9 @@ import {
     UNISWAPV2_ROUTER_BY_CHAIN_ID,
     WAULTSWAP_ROUTER_BY_CHAIN_ID,
     XSIGMA_MAINNET_INFOS,
+    PLATYPUS_AVALANCHE_INFOS,
 } from './constants';
-import { CurveInfo, ERC20BridgeSource } from './types';
+import { CurveInfo, ERC20BridgeSource, PlatypusInfo } from './types';
 
 /**
  * Filter Kyber reserves which should not be used (0xbb bridged reserves)
@@ -449,6 +451,60 @@ export function getAcryptosInfosForPair(chainId: ChainId, takerToken: string, ma
         ),
     );
 }
+export function getMobiusMoneyInfoForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
+    if (chainId !== ChainId.Celo) {
+        return [];
+    }
+    return Object.values(MOBIUSMONEY_CELO_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 getPlatypusInfoForPair(chainId: ChainId, takerToken: string, makerToken: string): PlatypusInfo[] {
+    if (chainId !== ChainId.Avalanche) {
+        return [];
+    }
+    let ptpPools: PlatypusInfo[] = [];
+    const makerTokenPool = Object.values(PLATYPUS_AVALANCHE_INFOS).filter(c =>
+        [makerToken].every(
+            t =>
+                c.tokens.includes(t),
+        ),
+    );
+    const takerTokenPool = Object.values(PLATYPUS_AVALANCHE_INFOS).filter(c =>
+        [takerToken].every(
+            t =>
+                c.tokens.includes(t),
+        ),
+    );
+
+
+    if( makerTokenPool[0].tokens.includes(takerToken)){
+        let pool: PlatypusInfo = {
+            gasSchedule: makerTokenPool[0].gasSchedule,
+            poolAddress: [makerTokenPool[0].poolAddress[0]],
+            tokens: [makerToken,takerToken],
+        };
+        ptpPools.push(pool);
+    }
+    else{
+        const intermediateToken = makerTokenPool[0].tokens.filter(element => takerTokenPool[0].tokens.includes(element));
+        //return similar values from two arrays
+
+        let pool: PlatypusInfo = {
+            gasSchedule: makerTokenPool[0].gasSchedule + makerTokenPool[0].gasSchedule,
+            poolAddress: [makerTokenPool[0].poolAddress[0], takerTokenPool[0].poolAddress[0]],
+            tokens: [makerToken,intermediateToken[0],takerToken],
+        };
+        ptpPools.push(pool);
+    }
+
+    return ptpPools;
+}
 
 export function getShellLikeInfosForPair(
     chainId: ChainId,
@@ -491,7 +547,8 @@ export function getCurveLikeInfosForPair(
         | ERC20BridgeSource.IronSwap
         | ERC20BridgeSource.XSigma
         | ERC20BridgeSource.FirebirdOneSwap
-        | ERC20BridgeSource.ACryptos,
+        | ERC20BridgeSource.ACryptos
+        | ERC20BridgeSource.MobiusMoney,
 ): CurveDetailedInfo[] {
     let pools: CurveInfo[] = [];
     switch (source) {
@@ -537,6 +594,9 @@ export function getCurveLikeInfosForPair(
         case ERC20BridgeSource.ACryptos:
             pools = getAcryptosInfosForPair(chainId, takerToken, makerToken);
             break;
+        case ERC20BridgeSource.MobiusMoney:
+            pools = getMobiusMoneyInfoForPair(chainId, takerToken, makerToken);
+            break;
         default:
             throw new Error(`Unknown Curve like source ${source}`);
     }

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

@@ -17,13 +17,18 @@ import {
     ERC20BridgeSource,
     FeeSchedule,
     FillData,
+    FinalUniswapV3FillData,
+    GeistFillData,
     GetMarketOrdersOpts,
+    isFinalUniswapV3FillData,
     KyberSamplerOpts,
     LidoInfo,
     LiquidityProviderFillData,
     LiquidityProviderRegistry,
     MakerPsmFillData,
     MultiHopFillData,
+    PlatypusFillData,
+    PlatypusInfo,
     PsmInfo,
     TokenAdjacencyGraph,
     UniswapV2FillData,
@@ -181,12 +186,15 @@ 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,
             ERC20BridgeSource.Beethovenx,
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.CurveV2,
+            ERC20BridgeSource.Geist,
             ERC20BridgeSource.JetSwap,
             ERC20BridgeSource.MorpheusSwap,
             ERC20BridgeSource.SpiritSwap,
@@ -198,6 +206,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.UbeSwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.MultiHop,
+            ERC20BridgeSource.MobiusMoney,
         ]),
         [ChainId.Optimism]: new SourceFilters([
             ERC20BridgeSource.UniswapV3,
@@ -275,6 +284,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Mooniswap,
             ERC20BridgeSource.MultiHop,
             ERC20BridgeSource.Nerve,
+            ERC20BridgeSource.Synapse,
             ERC20BridgeSource.PancakeSwap,
             ERC20BridgeSource.PancakeSwapV2,
             ERC20BridgeSource.SushiSwap,
@@ -325,12 +335,15 @@ 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,
             ERC20BridgeSource.Beethovenx,
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.CurveV2,
+            ERC20BridgeSource.Geist,
             ERC20BridgeSource.JetSwap,
             ERC20BridgeSource.MorpheusSwap,
             ERC20BridgeSource.SpiritSwap,
@@ -342,6 +355,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.UbeSwap,
             ERC20BridgeSource.SushiSwap,
             ERC20BridgeSource.MultiHop,
+            ERC20BridgeSource.MobiusMoney,
         ]),
         [ChainId.Optimism]: new SourceFilters([
             ERC20BridgeSource.UniswapV3,
@@ -495,6 +509,7 @@ export const MAINNET_TOKENS = {
     OUSD: '0x2a8e1e676ec238d8a992307b495b45b3feaa5e86',
     agEUR: '0x1a7e4e63778b4f12a199c062f3efdd288afcbce8',
     ibEUR: '0x96e61422b6a9ba0e068b6c5add4ffabc6a4aae27',
+    YFI: '0x0bc529c00c6401aef6d220be8c6ea1667f6ad93e',
 };
 
 export const BSC_TOKENS = {
@@ -542,6 +557,7 @@ export const AVALANCHE_TOKENS = {
     // native USDC on Avalanche
     nUSDC: '0xb97ef9ef8734c71904d8002f8b6bc66dd9c48a6e',
     USDT: '0xc7198437980c041c805a1edcba50c1ce5db95118',
+    USDt: '0x9702230a8ea53601f5cd2dc00fdbc13d4df4a8c7',
     aDAI: '0x47afa96cdc9fab46904a55a6ad4bf6660b53c38a',
     aUSDC: '0x46a51127c3ce23fb7ab1de06226147f446e4a857',
     aUSDT: '0x532e6537fea298397212f09a61e03311686f548e',
@@ -549,6 +565,10 @@ export const AVALANCHE_TOKENS = {
     nUSD: '0xcfc37a6ab183dd4aed08c204d1c2773c0b1bdf46',
     aWETH: '0x53f7c5869a859f0aec3d334ee8b4cf01e3492f21',
     MIM: '0x130966628846bfd36ff31a822705796e8cb8c18d',
+    sAVAX: '0x2b2c81e08f1af8835a78bb2a90ae924ace0ea4be',
+    UST: '0xb599c3590f42f8f995ecfa0f85d2980b76862fc1',
+    FRAX: '0xd24c2ad096400b6fbcd2ad8b24e7acbc21a1da64',
+
 };
 
 export const CELO_TOKENS = {
@@ -556,11 +576,11 @@ export const CELO_TOKENS = {
     // Some of these tokens are Optics bridge? tokens which
     // had an issue and migrated from v1 to v2
     WETHv1: '0xe919f65739c26a42616b7b8eedc6b5524d1e3ac4',
-    WETH: '0x122013fd7df1c6f636a5bb8f03108e876548b455',
+    oWETH: '0x122013fd7df1c6f636a5bb8f03108e876548b455',
     WBTC: '0xbaab46e28388d2779e6e31fd00cf0e5ad95e327b',
     cUSD: '0x765de816845861e75a25fca122bb6898b8b1282a',
     // ??
-    WBTCv1: '0xd629eb00deced2a080b7ec630ef6ac117e614f1b',
+    cBTC: '0xd629eb00deced2a080b7ec630ef6ac117e614f1b',
     cETH: '0x2def4285787d58a2f811af24755a8150622f4361',
     UBE: '0x00be915b9dcf56a3cbe739d9b9c202ca692409ec',
     // Moolah
@@ -569,6 +589,22 @@ export const CELO_TOKENS = {
     mCEUR: '0xe273ad7ee11dcfaa87383ad5977ee1504ac07568',
     amCUSD: '0x64defa3544c695db8c535d289d843a189aa26b98',
     MOO: '0x17700282592d6917f6a73d0bf8accf4d578c131e',
+
+    //
+    wBTC: '0x2260fac5e5542a773aa44fbcfedf7c193bc2c599',
+    wETH: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
+    wBTCO: '0xbe50a3013a1c94768a1abb78c3cb79ab28fc1ace',
+    pUSDC: '0xcc82628f6a8defa1e2b0ad7ed448bef3647f7941',
+    cUSDC: '0x2a3684e9dc20b857375ea04235f2f7edbe818fa7',
+    cUSDC_V2: '0xef4229c8c3250c675f21bcefa42f58efbff6002a',
+    pUSDC_V2: '0x1bfc26ce035c368503fae319cc2596716428ca44',
+    pUSD: '0xeadf4a7168a82d30ba0619e64d5bcf5b30b45226',
+    pCELO: '0x301a61d01a63c8d670c2b8a43f37d12ef181f997',
+    aaUSDC: '0xb70e0a782b058bfdb0d109a3599bec1f19328e36',
+    asUSDC: '0xcd7d7ff64746c1909e44db8e95331f9316478817',
+    mcUSDT: '0xcfffe0c89a779c09df3df5624f54cdf7ef5fdd5d',
+    mcUSDC: '0x93db49be12b864019da9cb147ba75cdc0506190e',
+    DAI: '0x90ca507a5d4458a4c6c6249d186b6dcb02a5bccd',
 };
 
 export const FANTOM_TOKENS = {
@@ -578,6 +614,7 @@ export const FANTOM_TOKENS = {
     DAI: '0x8d11ec38a3eb5e956b052f67da8bdc9bef8abf3e',
     fUSDT: '0x049d68029688eabf473097a2fc38ef61633a3c7a',
     WBTC: '0x321162cd933e2be498cd2267a90534a804051b11',
+    WCRV: '0x1e4f97b9f9f913c46f1632781732927b9019c68b',
     renBTC: '0xdbf31df14b66535af65aac99c32e9ea844e14501',
     MIM: '0x82f0b8b456c1a451378467398982d4834b6829c1',
     nUSD: '0xed2a7edd7413021d440b09d654f3b87712abab66',
@@ -586,6 +623,15 @@ export const FANTOM_TOKENS = {
     gUSDC: '0xe578c856933d8e1082740bf7661e379aa2a30b26',
     gDAI: '0x07e6332dd090d287d3489245038daf987955dcfb',
     FRAX: '0xdc301622e621166bd8e82f2ca0a26c13ad0be355',
+    gFTM: '0x39b3bd37208cbade74d0fcbdbb12d606295b430a',
+    gETH: '0x25c130b2624cf12a4ea30143ef50c5d68cefa22f',
+    gWBTC: '0x38aca5484b8603373acc6961ecd57a6a594510a3',
+    gCRV: '0x690754a168b022331caa2467207c61919b3f8a98',
+    gMIM: '0xc664fc7b8487a3e10824cda768c1d239f2403bbe',
+};
+
+export const GEIST_FANTOM_POOLS = {
+    lendingPool: '0x9fad24f572045c7869117160a571b2e50b10d068',
 };
 
 export const OPTIMISM_TOKENS = {
@@ -631,6 +677,7 @@ export const CURVE_POOLS = {
     USDP: '0x42d7025938bec20b69cbae5a77421082407f053a', // usdp
     ib: '0x2dded6da1bf5dbdf597c45fcfaa3194e53ecfeaf', // iron bank
     link: '0xf178c0b5bb7e7abf4e12a4838c7b7c5ba2c623c0', // link
+    btrflyweth: '0xf43b15ab692fde1f9c24a9fce700adcc809d5391', // redacted cartel
     // StableSwap "open pools" (crv.finance)
     TUSD: '0xecd5e75afb02efa118af914515d6521aabd189f1',
     STABLEx: '0x3252efd4ea2d6c78091a1f43982ee2c3659cc3d1',
@@ -653,6 +700,7 @@ export const CURVE_POOLS = {
     d3pool: '0xbaaa1f5dba42c3389bdbc2c9d2de134f5cd0dc89',
     triEURpool: '0xb9446c4ef5ebe66268da6700d26f96273de3d571',
     ibEURsEUR: '0x19b080fe1ffa0553469d20ca36219f17fcf03859',
+    wethyfi: '0xc26b89a667578ec7b3f11b2f98d6fd15c07c54ba',
 };
 
 export const CURVE_V2_POOLS = {
@@ -780,6 +828,14 @@ export const FIREBIRDONESWAP_BSC_POOLS = {
 export const FIREBIRDONESWAP_POLYGON_POOLS = {
     oneswap: '0x01c9475dbd36e46d1961572c8de24b74616bae9e',
 };
+export const MOBIUSMONEY_CELO_POOLS = {
+    usdc_optics_v2: '0x9906589ea8fd27504974b7e8201df5bbde986b03',
+    dai_optics_v2: '0xf3f65dfe0c8c8f2986da0fec159abe6fd4e700b4',
+    weth_optics_v2: '0x74ef28d635c6c5800dd3cd62d4c4f8752daacb09',
+    pusdc_optics_v2: '0xcce0d62ce14fb3e4363eb92db37ff3630836c252',
+    usdc_allbridge_solana: '0x63c1914bf00a9b395a2bf89aada55a5615a3656e',
+    usdc_poly_optics: '0xa2f0e57d4ceacf025e81c76f28b9ad6e9fbe8735',
+};
 
 export const ACRYPTOS_POOLS = {
     acs4usd: '0xb3f0c9ea1f05e312093fdb031e789a756659b0ac',
@@ -788,6 +844,14 @@ export const ACRYPTOS_POOLS = {
     acs3btc: '0xbe7caa236544d1b9a0e7f91e94b9f5bfd3b5ca81',
 };
 
+export const PLATYPUS_AVALANCHE_POOLS = {
+    usd: '0x66357dcace80431aee0a7507e2e361b7e2402370',
+    ust: '0xe0d166de15665bc4b7185b2e35e847e51316e126',
+    frax: '0xb8e567fc23c39c94a1f6359509d7b43d1fbed824',
+    mim: '0x30c30d826be87cd0a4b90855c2f38f7fcfe4eaa7',
+    sAVAX: '0x4658ea7e9960d6158a261104aaa160cc953bb6ba',
+};
+
 export const DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID = valueByChainId<string[]>(
     {
         [ChainId.Mainnet]: [
@@ -839,7 +903,13 @@ export const DEFAULT_INTERMEDIATE_TOKENS_BY_CHAIN_ID = valueByChainId<string[]>(
             FANTOM_TOKENS.nETH,
             FANTOM_TOKENS.MIM,
         ],
-        [ChainId.Celo]: [CELO_TOKENS.WCELO, CELO_TOKENS.mCUSD, CELO_TOKENS.WETH, CELO_TOKENS.amCUSD, CELO_TOKENS.WBTC],
+        [ChainId.Celo]: [
+            CELO_TOKENS.WCELO,
+            CELO_TOKENS.mCUSD,
+            CELO_TOKENS.WETHv1,
+            CELO_TOKENS.amCUSD,
+            CELO_TOKENS.WBTC,
+        ],
         [ChainId.Optimism]: [
             OPTIMISM_TOKENS.WETH,
             OPTIMISM_TOKENS.DAI,
@@ -1004,6 +1074,25 @@ const createCurveV2MetaTriPool = (info: { tokens: string[]; pool: string; gasSch
     gasSchedule: info.gasSchedule,
 });
 
+const createCurveFactoryCryptoExchangePool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
+    exchangeFunctionSelector: CurveFunctionSelectors.exchange_underlying_uint256,
+    sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_uint256,
+    buyQuoteFunctionSelector: CurveFunctionSelectors.None,
+    tokens: info.tokens,
+    metaTokens: undefined,
+    poolAddress: info.pool,
+    gasSchedule: info.gasSchedule,
+});
+const MOBIUSMONEY_CELO_SHARED: CurveInfo = {
+    exchangeFunctionSelector: CurveFunctionSelectors.swap,
+    sellQuoteFunctionSelector: CurveFunctionSelectors.calculateSwap,
+    buyQuoteFunctionSelector: CurveFunctionSelectors.None,
+    metaTokens: undefined,
+    gasSchedule: 150e3,
+    poolAddress: NULL_ADDRESS,
+    tokens: [],
+};
+
 /**
  * Mainnet Curve configuration
  * The tokens are in order of their index, which each curve defines
@@ -1270,6 +1359,16 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         pool: CURVE_POOLS.ibEURsEUR,
         gasSchedule: 176e3,
     }),
+    [CURVE_POOLS.btrflyweth]: createCurveFactoryCryptoExchangePool({
+        tokens: [MAINNET_TOKENS.WETH, MAINNET_TOKENS.BTRFLY],
+        pool: CURVE_POOLS.btrflyweth,
+        gasSchedule: 250e3,
+    }),
+    [CURVE_POOLS.wethyfi]: createCurveFactoryCryptoExchangePool({
+        tokens: [MAINNET_TOKENS.WETH, MAINNET_TOKENS.YFI],
+        pool: CURVE_POOLS.wethyfi,
+        gasSchedule: 250e3,
+    }),
 };
 
 export const CURVE_V2_MAINNET_INFOS: { [name: string]: CurveInfo } = {
@@ -1665,6 +1764,39 @@ export const FIREBIRDONESWAP_POLYGON_INFOS: { [name: string]: CurveInfo } = {
     },
 };
 
+export const MOBIUSMONEY_CELO_INFOS: { [name: string]: CurveInfo } = {
+    [MOBIUSMONEY_CELO_POOLS.usdc_optics_v2]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.usdc_optics_v2,
+        tokens: [CELO_TOKENS.cUSD, CELO_TOKENS.cUSDC_V2],
+    },
+    [MOBIUSMONEY_CELO_POOLS.weth_optics_v2]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.weth_optics_v2,
+        tokens: [CELO_TOKENS.cETH, CELO_TOKENS.oWETH],
+    },
+    [MOBIUSMONEY_CELO_POOLS.pusdc_optics_v2]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.pusdc_optics_v2,
+        tokens: [CELO_TOKENS.cUSD, CELO_TOKENS.pUSDC_V2],
+    },
+    [MOBIUSMONEY_CELO_POOLS.usdc_allbridge_solana]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.usdc_allbridge_solana,
+        tokens: [CELO_TOKENS.cUSD, CELO_TOKENS.asUSDC],
+    },
+    [MOBIUSMONEY_CELO_POOLS.usdc_poly_optics]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.usdc_poly_optics,
+        tokens: [CELO_TOKENS.cUSD, CELO_TOKENS.pUSD],
+    },
+    [MOBIUSMONEY_CELO_POOLS.dai_optics_v2]: {
+        ...MOBIUSMONEY_CELO_SHARED,
+        poolAddress: MOBIUSMONEY_CELO_POOLS.dai_optics_v2,
+        tokens: [CELO_TOKENS.cUSD, CELO_TOKENS.DAI],
+    },
+};
+
 const ACRYPTOS_ACS4USD_POOL_BSC_TOKENS = [BSC_TOKENS.BUSD, BSC_TOKENS.USDT, BSC_TOKENS.DAI, BSC_TOKENS.USDC];
 
 const createAcryptosMetaUsdPool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
@@ -1703,6 +1835,34 @@ 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: 350e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.ust]: {
+        poolAddress: [PLATYPUS_AVALANCHE_POOLS.ust],
+        tokens: [AVALANCHE_TOKENS.nUSDC, AVALANCHE_TOKENS.UST],
+        gasSchedule: 350e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.frax]: {
+        poolAddress: [PLATYPUS_AVALANCHE_POOLS.frax],
+        tokens: [AVALANCHE_TOKENS.nUSDC, AVALANCHE_TOKENS.FRAX], //liq issues
+        gasSchedule: 350e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.mim]: {
+        poolAddress: [PLATYPUS_AVALANCHE_POOLS.mim],
+        tokens: [AVALANCHE_TOKENS.MIM, AVALANCHE_TOKENS.nUSDC],
+        gasSchedule: 350e3,
+    },
+    [PLATYPUS_AVALANCHE_POOLS.sAVAX]: {
+        poolAddress: [PLATYPUS_AVALANCHE_POOLS.sAVAX],
+        tokens: [AVALANCHE_TOKENS.WAVAX, AVALANCHE_TOKENS.sAVAX], //add unwrapping
+        gasSchedule: 350e3,
+    },
+};
+
 /**
  * Kyber reserve prefixes
  * 0xff Fed price reserve
@@ -1996,6 +2156,13 @@ export const COMPONENT_POOLS_BY_CHAIN_ID = valueByChainId(
     },
 );
 
+export const GEIST_INFO_ADDRESS_BY_CHAIN_ID = valueByChainId<string>(
+    {
+        [ChainId.Fantom]: '0xd8321aa83fb0a4ecd6348d4577431310a6e0814d',
+    },
+    NULL_ADDRESS,
+);
+
 export const BALANCER_V2_VAULT_ADDRESS_BY_CHAIN = valueByChainId<string>(
     {
         [ChainId.Mainnet]: '0xba12222222228d8ba445958a75a0704d566bf2c8',
@@ -2045,19 +2212,19 @@ export const BEETHOVEN_X_SUBGRAPH_URL_BY_CHAIN = valueByChainId<string>(
 export const UNISWAPV3_CONFIG_BY_CHAIN_ID = valueByChainId(
     {
         [ChainId.Mainnet]: {
-            quoter: '0xb27308f9f90d607463bb33ea1bebb41c27ce5ab6',
+            quoter: '0x61ffe014ba17989e743c5f6cb21bf9697530b21e',
             router: '0xe592427a0aece92de3edee1f18e0157c05861564',
         },
         [ChainId.Ropsten]: {
-            quoter: '0x2f9e608fd881861b8916257b76613cb22ee0652c',
-            router: '0x03782388516e94fcd4c18666303601a12aa729ea',
+            quoter: '0x61ffe014ba17989e743c5f6cb21bf9697530b21e',
+            router: '0xe592427a0aece92de3edee1f18e0157c05861564',
         },
         [ChainId.Polygon]: {
-            quoter: '0xb27308f9f90d607463bb33ea1bebb41c27ce5ab6',
+            quoter: '0x61ffe014ba17989e743c5f6cb21bf9697530b21e',
             router: '0xe592427a0aece92de3edee1f18e0157c05861564',
         },
         [ChainId.Optimism]: {
-            quoter: '0xb27308f9f90d607463bb33ea1bebb41c27ce5ab6',
+            quoter: '0x61ffe014ba17989e743c5f6cb21bf9697530b21e',
             router: '0xe592427a0aece92de3edee1f18e0157c05861564',
         },
     },
@@ -2224,6 +2391,33 @@ 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 VIP_ERC20_BRIDGE_SOURCES_BY_CHAIN_ID = valueByChainId<ERC20BridgeSource[]>(
     {
@@ -2297,6 +2491,7 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     [ERC20BridgeSource.IronSwap]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.XSigma]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.FirebirdOneSwap]: fillData => (fillData as CurveFillData).pool.gasSchedule,
+    [ERC20BridgeSource.MobiusMoney]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.MultiBridge]: () => 350e3,
     [ERC20BridgeSource.UniswapV2]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.SushiSwap]: uniswapV2CloneGasSchedule,
@@ -2349,11 +2544,34 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
         return gas;
     },
     [ERC20BridgeSource.UniswapV3]: (fillData?: FillData) => {
-        let gas = 100e3;
-        const path = (fillData as UniswapV3FillData).tokenAddressPath;
-        if (path.length > 2) {
-            gas += (path.length - 2) * 32e3; // +32k for each hop.
+        const uniFillData = fillData as UniswapV3FillData | FinalUniswapV3FillData;
+        // NOTE: This base value was heuristically chosen by looking at how much it generally
+        // underestimated gas usage
+        const base = 34e3; // 34k base
+        let gas = base;
+        if (isFinalUniswapV3FillData(uniFillData)) {
+            gas += uniFillData.gasUsed;
+        } else {
+            // NOTE: We don't actually know which of the paths would be used in the router
+            // therefore we estimate using the median of gas usage returned from UniswapV3
+            // For the best case scenario (least amount of hops & ticks) this will
+            // overestimate the gas usage
+            const pathAmountsWithGasUsed = uniFillData.pathAmounts.filter(p => p.gasUsed > 0);
+            const medianGasUsedForPath =
+                pathAmountsWithGasUsed[Math.floor(pathAmountsWithGasUsed.length / 2)]?.gasUsed ?? 0;
+            gas += medianGasUsedForPath;
         }
+
+        // If we for some reason could not read `gasUsed` when sampling
+        // fall back to legacy gas estimation
+        if (gas === base) {
+            gas = 100e3;
+            const path = uniFillData.tokenAddressPath;
+            if (path.length > 2) {
+                gas += (path.length - 2) * 32e3; // +32k for each hop.
+            }
+        }
+
         return gas;
     },
     [ERC20BridgeSource.Lido]: () => 226e3,
@@ -2362,6 +2580,10 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
         // NOTE: The Aave deposit method is more expensive than the withdraw
         return aaveFillData.takerToken === aaveFillData.underlyingToken ? 400e3 : 300e3;
     },
+    [ERC20BridgeSource.Geist]: (fillData?: FillData) => {
+        const geistFillData = fillData as GeistFillData;
+        return geistFillData.takerToken === geistFillData.underlyingToken ? 400e3 : 300e3;
+    },
     [ERC20BridgeSource.Compound]: (fillData?: FillData) => {
         // NOTE: cETH is handled differently than other cTokens
         const wethAddress = NATIVE_FEE_TOKEN_BY_CHAIN_ID[ChainId.Mainnet];
@@ -2400,6 +2622,8 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     //
     [ERC20BridgeSource.Pangolin]: uniswapV2CloneGasSchedule,
     [ERC20BridgeSource.TraderJoe]: uniswapV2CloneGasSchedule,
+    [ERC20BridgeSource.GMX]: () => 450e3,
+    [ERC20BridgeSource.Platypus]: () => 450e3,
 
     //
     // Celo

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

@@ -175,9 +175,9 @@ export function dexSamplesToFills(
         const { source, fillData } = sample;
         const input = sample.input.minus(prevSample ? prevSample.input : 0);
         const output = sample.output.minus(prevSample ? prevSample.output : 0);
-        const fee = fees[source] === undefined ? 0 : fees[source]!(sample.fillData) || 0;
         let penalty = ZERO_AMOUNT;
         if (i === 0) {
+            const fee = fees[source] === undefined ? 0 : fees[source]!(sample.fillData) || 0;
             // Only the first fill in a DEX path incurs a penalty.
             penalty = ethToOutputAmount({
                 input,

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

@@ -0,0 +1,36 @@
+import { FANTOM_TOKENS, GEIST_FANTOM_POOLS } from './constants';
+import { GeistInfo } from './types';
+
+const gTokenToUnderlyingToken = new Map<string, string>([
+    [FANTOM_TOKENS.gFTM, FANTOM_TOKENS.WFTM],
+    [FANTOM_TOKENS.gfUSDT, FANTOM_TOKENS.fUSDT],
+    [FANTOM_TOKENS.gDAI, FANTOM_TOKENS.DAI],
+    [FANTOM_TOKENS.gUSDC, FANTOM_TOKENS.USDC],
+    [FANTOM_TOKENS.gETH, FANTOM_TOKENS.WETH],
+    [FANTOM_TOKENS.gWBTC, FANTOM_TOKENS.WBTC],
+    [FANTOM_TOKENS.gCRV, FANTOM_TOKENS.WCRV],
+    [FANTOM_TOKENS.gMIM, FANTOM_TOKENS.MIM],
+]);
+
+/**
+ * Returns GeistInfo for a certain pair if that pair exists on Geist
+ */
+export function getGeistInfoForPair(takerToken: string, makerToken: string): GeistInfo | undefined {
+    let gToken;
+    let underlyingToken;
+    if (gTokenToUnderlyingToken.get(takerToken) === makerToken) {
+        gToken = takerToken;
+        underlyingToken = makerToken;
+    } else if (gTokenToUnderlyingToken.get(makerToken) === takerToken) {
+        gToken = makerToken;
+        underlyingToken = takerToken;
+    } else {
+        return undefined;
+    }
+
+    return {
+        lendingPool: GEIST_FANTOM_POOLS.lendingPool,
+        gToken,
+        underlyingToken,
+    };
+}

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

@@ -42,7 +42,7 @@ import { createFills } from './fills';
 import { getBestTwoHopQuote } from './multihop_utils';
 import { createOrdersFromTwoHopSample } from './orders';
 import { Path, PathPenaltyOpts } from './path';
-import { fillsToSortedPaths, findOptimalPathJSAsync, findOptimalRustPathFromSamples } from './path_optimizer';
+import { findOptimalPathJSAsync, findOptimalRustPathFromSamples } from './path_optimizer';
 import { DexOrderSampler, getSampleAmounts } from './sampler';
 import { SourceFilters } from './source_filters';
 import {
@@ -493,18 +493,6 @@ export class MarketOperationUtils {
                 } as NativeOrderWithFillableAmounts),
         );
 
-        // Convert native orders and dex quotes into `Fill` objects.
-        const fills = createFills({
-            side,
-            orders: [...nativeOrders, ...augmentedRfqtIndicativeQuotes],
-            dexQuotes,
-            targetInput: inputAmount,
-            outputAmountPerEth,
-            inputAmountPerEth,
-            excludedSources: opts.excludedSources,
-            feeSchedule: opts.feeSchedule,
-        });
-
         // Find the optimal path.
         const penaltyOpts: PathPenaltyOpts = {
             outputAmountPerEth,
@@ -517,13 +505,11 @@ export class MarketOperationUtils {
         const takerAmountPerEth = side === MarketOperation.Sell ? inputAmountPerEth : outputAmountPerEth;
         const makerAmountPerEth = side === MarketOperation.Sell ? outputAmountPerEth : inputAmountPerEth;
 
-        // Find the unoptimized best rate to calculate savings from optimizer
-        const _unoptimizedPath = fillsToSortedPaths(fills, side, inputAmount, penaltyOpts)[0];
-        const unoptimizedPath = _unoptimizedPath ? _unoptimizedPath.collapse(orderOpts) : undefined;
-
+        let fills: Fill[][];
         // Find the optimal path using Rust router if enabled, otherwise fallback to JS Router
         let optimalPath: Path | undefined;
         if (SHOULD_USE_RUST_ROUTER) {
+            fills = [[]];
             optimalPath = findOptimalRustPathFromSamples(
                 side,
                 dexQuotes,
@@ -536,6 +522,18 @@ export class MarketOperationUtils {
                 opts.samplerMetrics,
             );
         } else {
+            // Convert native orders and dex quotes into `Fill` objects.
+            fills = createFills({
+                side,
+                orders: [...nativeOrders, ...augmentedRfqtIndicativeQuotes],
+                dexQuotes,
+                targetInput: inputAmount,
+                outputAmountPerEth,
+                inputAmountPerEth,
+                excludedSources: opts.excludedSources,
+                feeSchedule: opts.feeSchedule,
+            });
+
             optimalPath = await findOptimalPathJSAsync(
                 side,
                 fills,
@@ -561,7 +559,6 @@ export class MarketOperationUtils {
                 sourceFlags: SOURCE_FLAGS[ERC20BridgeSource.MultiHop],
                 marketSideLiquidity,
                 adjustedRate: bestTwoHopRate,
-                unoptimizedPath,
                 takerAmountPerEth,
                 makerAmountPerEth,
             };
@@ -573,7 +570,10 @@ export class MarketOperationUtils {
         }
 
         // Generate a fallback path if required
-        await this._addOptionalFallbackAsync(side, inputAmount, optimalPath, dexQuotes, fills, opts, penaltyOpts);
+        // TODO(kimpers): Will experiment with disabling this and see how it affects revert rate
+        // to avoid yet another router roundtrip
+        // TODO: clean this up if we don't need it
+        // await this._addOptionalFallbackAsync(side, inputAmount, optimalPath, dexQuotes, fills, opts, penaltyOpts);
         const collapsedPath = optimalPath.collapse(orderOpts);
 
         return {
@@ -582,7 +582,6 @@ export class MarketOperationUtils {
             sourceFlags: collapsedPath.sourceFlags,
             marketSideLiquidity,
             adjustedRate: optimalPathRate,
-            unoptimizedPath,
             takerAmountPerEth,
             makerAmountPerEth,
         };
@@ -778,6 +777,8 @@ export class MarketOperationUtils {
         );
     }
 
+    /*
+     * TODO(kimpers): Remove this when we know that it's safe to drop the fallbacks on native orders
     // tslint:disable-next-line: prefer-function-over-method
     private async _addOptionalFallbackAsync(
         side: MarketOperation,
@@ -843,6 +844,7 @@ export class MarketOperationUtils {
             }
         }
     }
+    */
 }
 
 // tslint:disable: max-file-line-count

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

@@ -18,7 +18,9 @@ import {
     ERC20BridgeSource,
     FillData,
     FinalUniswapV3FillData,
+    GeistFillData,
     GenericRouterFillData,
+    GMXFillData,
     KyberDmmFillData,
     KyberFillData,
     LidoFillData,
@@ -33,9 +35,11 @@ import {
     OptimizedMarketOrder,
     OptimizedMarketOrderBase,
     OrderDomain,
+    PlatypusFillData,
     ShellFillData,
     UniswapV2FillData,
     UniswapV3FillData,
+    UniswapV3PathAmount,
 } from './types';
 
 // tslint:disable completed-docs
@@ -202,6 +206,14 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
             return encodeBridgeSourceId(BridgeProtocol.AaveV2, 'AaveV2');
         case ERC20BridgeSource.Compound:
             return encodeBridgeSourceId(BridgeProtocol.Compound, 'Compound');
+        case ERC20BridgeSource.Geist:
+            return encodeBridgeSourceId(BridgeProtocol.AaveV2, 'Geist');
+        case ERC20BridgeSource.MobiusMoney:
+            return encodeBridgeSourceId(BridgeProtocol.Nerve, 'MobiusMoney');
+        case ERC20BridgeSource.GMX:
+            return encodeBridgeSourceId(BridgeProtocol.GMX, 'GMX');
+        case ERC20BridgeSource.Platypus:
+            return encodeBridgeSourceId(BridgeProtocol.Platypus, 'Platypus');
         default:
             throw new Error(AggregationError.NoBridgeForSource);
     }
@@ -237,6 +249,7 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
         case ERC20BridgeSource.FirebirdOneSwap:
         case ERC20BridgeSource.IronSwap:
         case ERC20BridgeSource.ACryptos:
+        case ERC20BridgeSource.MobiusMoney:
             const curveFillData = (order as OptimizedMarketBridgeOrder<CurveFillData>).fillData;
             bridgeData = encoder.encode([
                 curveFillData.pool.poolAddress,
@@ -356,6 +369,27 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
             const compoundFillData = (order as OptimizedMarketBridgeOrder<CompoundFillData>).fillData;
             bridgeData = encoder.encode([compoundFillData.cToken]);
             break;
+        case ERC20BridgeSource.Geist:
+            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);
@@ -387,11 +421,14 @@ function createFinalBridgeOrderFillDataFromCollapsedFill(fill: CollapsedFill): F
     switch (fill.source) {
         case ERC20BridgeSource.UniswapV3: {
             const fd = fill.fillData as UniswapV3FillData;
-            return {
+            const { uniswapPath, gasUsed } = getBestUniswapV3PathAmountForInputAmount(fd, fill.input);
+            const finalFillData: FinalUniswapV3FillData = {
                 router: fd.router,
                 tokenAddressPath: fd.tokenAddressPath,
-                uniswapPath: getBestUniswapV3PathForInputAmount(fd, fill.input),
+                uniswapPath,
+                gasUsed,
             };
+            return finalFillData;
         }
         default:
             break;
@@ -399,18 +436,21 @@ function createFinalBridgeOrderFillDataFromCollapsedFill(fill: CollapsedFill): F
     return fill.fillData;
 }
 
-function getBestUniswapV3PathForInputAmount(fillData: UniswapV3FillData, inputAmount: BigNumber): string {
+function getBestUniswapV3PathAmountForInputAmount(
+    fillData: UniswapV3FillData,
+    inputAmount: BigNumber,
+): UniswapV3PathAmount {
     if (fillData.pathAmounts.length === 0) {
         throw new Error(`No Uniswap V3 paths`);
     }
     // Find the best path that can satisfy `inputAmount`.
     // Assumes `fillData.pathAmounts` is sorted ascending.
-    for (const { inputAmount: pathInputAmount, uniswapPath } of fillData.pathAmounts) {
-        if (pathInputAmount.gte(inputAmount)) {
-            return uniswapPath;
+    for (const pathAmount of fillData.pathAmounts) {
+        if (pathAmount.inputAmount.gte(inputAmount)) {
+            return pathAmount;
         }
     }
-    return fillData.pathAmounts[fillData.pathAmounts.length - 1].uniswapPath;
+    return fillData.pathAmounts[fillData.pathAmounts.length - 1];
 }
 
 export function getMakerTakerTokens(opts: CreateOrderFromPathOpts): [string, string] {
@@ -435,6 +475,8 @@ const balancerV2Encoder = AbiEncoder.create([
     { name: 'poolId', type: 'bytes32' },
 ]);
 const routerAddressPathEncoder = AbiEncoder.create('(address,address[])');
+const gmxAddressPathEncoder = AbiEncoder.create('(address,address,address,address[])');
+const platypusAddressPathEncoder = AbiEncoder.create('(address,address[],address[])');
 const tokenAddressEncoder = AbiEncoder.create([{ name: 'tokenAddress', type: 'address' }]);
 
 export const BRIDGE_ENCODERS: {
@@ -475,6 +517,7 @@ export const BRIDGE_ENCODERS: {
     [ERC20BridgeSource.FirebirdOneSwap]: curveEncoder,
     [ERC20BridgeSource.IronSwap]: curveEncoder,
     [ERC20BridgeSource.ACryptos]: curveEncoder,
+    [ERC20BridgeSource.MobiusMoney]: curveEncoder,
     // UniswapV2 like, (router, address[])
     [ERC20BridgeSource.Bancor]: routerAddressPathEncoder,
     [ERC20BridgeSource.UniswapV2]: routerAddressPathEncoder,
@@ -487,6 +530,9 @@ export const BRIDGE_ENCODERS: {
     [ERC20BridgeSource.SpiritSwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.SpookySwap]: routerAddressPathEncoder,
     [ERC20BridgeSource.MorpheusSwap]: routerAddressPathEncoder,
+    // Avalanche
+    [ERC20BridgeSource.GMX]: gmxAddressPathEncoder,
+    [ERC20BridgeSource.Platypus]: platypusAddressPathEncoder,
     // Celo
     [ERC20BridgeSource.UbeSwap]: routerAddressPathEncoder,
     // BSC
@@ -525,6 +571,7 @@ export const BRIDGE_ENCODERS: {
     [ERC20BridgeSource.Lido]: AbiEncoder.create('(address)'),
     [ERC20BridgeSource.AaveV2]: AbiEncoder.create('(address,address)'),
     [ERC20BridgeSource.Compound]: AbiEncoder.create('(address)'),
+    [ERC20BridgeSource.Geist]: AbiEncoder.create('(address,address)'),
 };
 
 function getFillTokenAmounts(fill: CollapsedFill, side: MarketOperation): [BigNumber, BigNumber] {

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

@@ -122,17 +122,8 @@ export class Path {
                 ++i;
                 continue;
             }
-            // If there are contiguous bridge orders, we can batch them together.
-            // TODO jacob pretty sure this is from DFB and we can remove
-            const contiguousBridgeFills = [collapsedFills[i]];
-            for (let j = i + 1; j < collapsedFills.length; ++j) {
-                if (collapsedFills[j].source === ERC20BridgeSource.Native) {
-                    break;
-                }
-                contiguousBridgeFills.push(collapsedFills[j]);
-            }
 
-            this.orders.push(createBridgeOrder(contiguousBridgeFills[0], makerToken, takerToken, opts.side));
+            this.orders.push(createBridgeOrder(collapsedFills[i], makerToken, takerToken, opts.side));
             i += 1;
         }
         return this as CollapsedPath;

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

@@ -76,11 +76,12 @@ function findRoutesAndCreateOptimalPath(
     opts: PathPenaltyOpts,
     fees: FeeSchedule,
     neonRouterNumSamples: number,
-): Path | undefined {
+    vipSourcesSet: Set<ERC20BridgeSource>,
+): { allSourcesPath: Path | undefined; vipSourcesPath: Path | undefined } | undefined {
     // Currently the rust router is unable to handle 1 base unit sized quotes and will error out
     // To avoid flooding the logs with these errors we just return an insufficient liquidity error
     // which is how the JS router handles these quotes today
-    if (input.eq(ONE_BASE_UNIT)) {
+    if (input.isLessThanOrEqualTo(ONE_BASE_UNIT)) {
         return undefined;
     }
 
@@ -94,6 +95,127 @@ function findRoutesAndCreateOptimalPath(
         return fills[0];
     };
 
+    const createPathFromStrategy = (sourcesRustRoute: Float64Array, sourcesOutputAmounts: Float64Array) => {
+        const routesAndSamplesAndOutputs = _.zip(
+            sourcesRustRoute,
+            samplesAndNativeOrdersWithResults,
+            sourcesOutputAmounts,
+            sampleSourcePathIds,
+        );
+        const adjustedFills: Fill[] = [];
+        const totalRoutedAmount = BigNumber.sum(...sourcesRustRoute);
+
+        const scale = input.dividedBy(totalRoutedAmount);
+        for (const [
+            routeInput,
+            routeSamplesAndNativeOrders,
+            outputAmount,
+            sourcePathId,
+        ] of routesAndSamplesAndOutputs) {
+            if (!Number.isFinite(outputAmount)) {
+                DEFAULT_WARNING_LOGGER(rustArgs, `neon-router: invalid route outputAmount ${outputAmount}`);
+                return undefined;
+            }
+            if (!routeInput || !routeSamplesAndNativeOrders || !outputAmount) {
+                continue;
+            }
+            // TODO(kimpers): [TKR-241] amounts are sometimes clipped in the router due to precision loss for number/f64
+            // we can work around it by scaling it and rounding up. However now we end up with a total amount of a couple base units too much
+            const rustInputAdjusted = BigNumber.min(
+                new BigNumber(routeInput).multipliedBy(scale).integerValue(BigNumber.ROUND_CEIL),
+                input,
+            );
+
+            const current = routeSamplesAndNativeOrders[routeSamplesAndNativeOrders.length - 1];
+            if (!isDexSample(current)) {
+                const nativeFill = nativeOrdersToFills(
+                    side,
+                    [current],
+                    rustInputAdjusted,
+                    opts.outputAmountPerEth,
+                    opts.inputAmountPerEth,
+                    fees,
+                    false,
+                )[0] as Fill | undefined;
+                // Note: If the order has an adjusted rate of less than or equal to 0 it will be skipped
+                // and nativeFill will be `undefined`
+                if (nativeFill) {
+                    // NOTE: For Limit/RFQ orders we are done here. No need to scale output
+                    adjustedFills.push({ ...nativeFill, sourcePathId: sourcePathId ?? hexUtils.random() });
+                }
+                continue;
+            }
+
+            // NOTE: For DexSamples only
+            let fill = createFill(current);
+            if (!fill) {
+                continue;
+            }
+            const routeSamples = routeSamplesAndNativeOrders as Array<DexSample<FillData>>;
+            // Descend to approach a closer fill for fillData which may not be consistent
+            // throughout the path (UniswapV3) and for a closer guesstimate at
+            // gas used
+
+            assert.assert(routeSamples.length >= 1, 'Found no sample to use for source');
+            for (let k = routeSamples.length - 1; k >= 0; k--) {
+                if (k === 0) {
+                    fill = createFill(routeSamples[0]) ?? fill;
+                }
+                if (rustInputAdjusted.isGreaterThan(routeSamples[k].input)) {
+                    const left = routeSamples[k];
+                    const right = routeSamples[k + 1];
+                    if (left && right) {
+                        fill =
+                            createFill({
+                                ...right, // default to the greater (for gas used)
+                                input: rustInputAdjusted,
+                                output: new BigNumber(outputAmount),
+                            }) ?? fill;
+                    } else {
+                        assert.assert(Boolean(left || right), 'No valid sample to use');
+                        fill = createFill(left || right) ?? fill;
+                    }
+                    break;
+                }
+            }
+
+            // TODO(kimpers): remove once we have solved the rounding/precision loss issues in the Rust router
+            const maxSampledOutput = BigNumber.max(...routeSamples.map(s => s.output));
+            // Scale output by scale factor but never go above the largest sample in sell quotes (unknown liquidity)  or below 1 base unit (unfillable)
+            const scaleOutput = (output: BigNumber) => {
+                // Don't try to scale 0 output as it will be clamped to 1
+                if (output.eq(ZERO_AMOUNT)) {
+                    return output;
+                }
+
+                const scaled = output
+                    .times(scale)
+                    .decimalPlaces(0, side === MarketOperation.Sell ? BigNumber.ROUND_FLOOR : BigNumber.ROUND_CEIL);
+                const capped = MarketOperation.Sell ? BigNumber.min(scaled, maxSampledOutput) : scaled;
+
+                return BigNumber.max(capped, 1);
+            };
+
+            adjustedFills.push({
+                ...fill,
+                input: rustInputAdjusted,
+                output: scaleOutput(fill.output),
+                adjustedOutput: scaleOutput(fill.adjustedOutput),
+                index: 0,
+                parent: undefined,
+                sourcePathId: sourcePathId ?? hexUtils.random(),
+            });
+        }
+
+        if (adjustedFills.length === 0) {
+            return undefined;
+        }
+
+        const pathFromRustInputs = Path.create(side, adjustedFills, input, opts);
+
+        return pathFromRustInputs;
+    };
+
     const samplesAndNativeOrdersWithResults: Array<DexSample[] | NativeOrderWithFillableAmounts[]> = [];
     const serializedPaths: SerializedPath[] = [];
     const sampleSourcePathIds: string[] = [];
@@ -136,6 +258,7 @@ function findRoutesAndCreateOptimalPath(
                 inputs: [],
                 outputs: [],
                 outputFees: [],
+                isVip: vipSourcesSet.has(singleSourceSamplesWithOutput[0]?.source),
             },
         );
 
@@ -194,6 +317,7 @@ function findRoutesAndCreateOptimalPath(
             inputs,
             outputs,
             outputFees,
+            isVip: true,
         };
 
         samplesAndNativeOrdersWithResults.push([nativeOrder]);
@@ -212,129 +336,42 @@ function findRoutesAndCreateOptimalPath(
     };
 
     const allSourcesRustRoute = new Float64Array(rustArgs.pathsIn.length);
-    const strategySourcesOutputAmounts = new Float64Array(rustArgs.pathsIn.length);
-    route(rustArgs, allSourcesRustRoute, strategySourcesOutputAmounts, neonRouterNumSamples);
+    const allSourcesOutputAmounts = new Float64Array(rustArgs.pathsIn.length);
+    const vipSourcesRustRoute = new Float64Array(rustArgs.pathsIn.length);
+    const vipSourcesOutputAmounts = new Float64Array(rustArgs.pathsIn.length);
+
+    route(
+        rustArgs,
+        allSourcesRustRoute,
+        allSourcesOutputAmounts,
+        vipSourcesRustRoute,
+        vipSourcesOutputAmounts,
+        neonRouterNumSamples,
+    );
     assert.assert(
         rustArgs.pathsIn.length === allSourcesRustRoute.length,
         'different number of sources in the Router output than the input',
     );
     assert.assert(
-        rustArgs.pathsIn.length === strategySourcesOutputAmounts.length,
+        rustArgs.pathsIn.length === allSourcesOutputAmounts.length,
+        'different number of sources in the Router output amounts results than the input',
+    );
+    assert.assert(
+        rustArgs.pathsIn.length === vipSourcesRustRoute.length,
+        'different number of sources in the Router output than the input',
+    );
+    assert.assert(
+        rustArgs.pathsIn.length === vipSourcesOutputAmounts.length,
         'different number of sources in the Router output amounts results than the input',
     );
 
-    const routesAndSamplesAndOutputs = _.zip(
-        allSourcesRustRoute,
-        samplesAndNativeOrdersWithResults,
-        strategySourcesOutputAmounts,
-        sampleSourcePathIds,
-    );
-    const adjustedFills: Fill[] = [];
-    const totalRoutedAmount = BigNumber.sum(...allSourcesRustRoute);
+    const allSourcesPath = createPathFromStrategy(allSourcesRustRoute, allSourcesOutputAmounts);
+    const vipSourcesPath = createPathFromStrategy(vipSourcesRustRoute, vipSourcesOutputAmounts);
 
-    const scale = input.dividedBy(totalRoutedAmount);
-    for (const [routeInput, routeSamplesAndNativeOrders, outputAmount, sourcePathId] of routesAndSamplesAndOutputs) {
-        if (!Number.isFinite(outputAmount)) {
-            DEFAULT_WARNING_LOGGER(rustArgs, `neon-router: invalid route outputAmount ${outputAmount}`);
-            return undefined;
-        }
-        if (!routeInput || !routeSamplesAndNativeOrders || !outputAmount) {
-            continue;
-        }
-        // TODO(kimpers): [TKR-241] amounts are sometimes clipped in the router due to precision loss for number/f64
-        // we can work around it by scaling it and rounding up. However now we end up with a total amount of a couple base units too much
-        const rustInputAdjusted = BigNumber.min(
-            new BigNumber(routeInput).multipliedBy(scale).integerValue(BigNumber.ROUND_CEIL),
-            input,
-        );
-
-        const current = routeSamplesAndNativeOrders[routeSamplesAndNativeOrders.length - 1];
-        if (!isDexSample(current)) {
-            const nativeFill = nativeOrdersToFills(
-                side,
-                [current],
-                rustInputAdjusted,
-                opts.outputAmountPerEth,
-                opts.inputAmountPerEth,
-                fees,
-                false,
-            )[0] as Fill | undefined;
-            // Note: If the order has an adjusted rate of less than or equal to 0 it will be skipped
-            // and nativeFill will be `undefined`
-            if (nativeFill) {
-                // NOTE: For Limit/RFQ orders we are done here. No need to scale output
-                adjustedFills.push({ ...nativeFill, sourcePathId: sourcePathId ?? hexUtils.random() });
-            }
-            continue;
-        }
-
-        // NOTE: For DexSamples only
-        let fill = createFill(current);
-        if (!fill) {
-            continue;
-        }
-        const routeSamples = routeSamplesAndNativeOrders as Array<DexSample<FillData>>;
-        // Descend to approach a closer fill for fillData which may not be consistent
-        // throughout the path (UniswapV3) and for a closer guesstimate at
-        // gas used
-
-        assert.assert(routeSamples.length >= 1, 'Found no sample to use for source');
-        for (let k = routeSamples.length - 1; k >= 0; k--) {
-            if (k === 0) {
-                fill = createFill(routeSamples[0]) ?? fill;
-            }
-            if (rustInputAdjusted.isGreaterThan(routeSamples[k].input)) {
-                const left = routeSamples[k];
-                const right = routeSamples[k + 1];
-                if (left && right) {
-                    fill =
-                        createFill({
-                            ...right, // default to the greater (for gas used)
-                            input: rustInputAdjusted,
-                            output: new BigNumber(outputAmount),
-                        }) ?? fill;
-                } else {
-                    assert.assert(Boolean(left || right), 'No valid sample to use');
-                    fill = createFill(left || right) ?? fill;
-                }
-                break;
-            }
-        }
-
-        // TODO(kimpers): remove once we have solved the rounding/precision loss issues in the Rust router
-        const maxSampledOutput = BigNumber.max(...routeSamples.map(s => s.output));
-        // Scale output by scale factor but never go above the largest sample (unknown liquidity) or below 1 base unit (unfillable)
-        const scaleOutput = (output: BigNumber) => {
-            // Don't try to scale 0 output as it will be clamped to 1
-            if (output.eq(ZERO_AMOUNT)) {
-                return output;
-            }
-
-            const scaled = output
-                .times(scale)
-                .decimalPlaces(0, side === MarketOperation.Sell ? BigNumber.ROUND_FLOOR : BigNumber.ROUND_CEIL);
-
-            return BigNumber.max(BigNumber.min(scaled, maxSampledOutput), 1);
-        };
-
-        adjustedFills.push({
-            ...fill,
-            input: rustInputAdjusted,
-            output: scaleOutput(fill.output),
-            adjustedOutput: scaleOutput(fill.adjustedOutput),
-            index: 0,
-            parent: undefined,
-            sourcePathId: sourcePathId ?? hexUtils.random(),
-        });
-    }
-
-    if (adjustedFills.length === 0) {
-        return undefined;
-    }
-
-    const pathFromRustInputs = Path.create(side, adjustedFills, input, opts);
-
-    return pathFromRustInputs;
+    return {
+        allSourcesPath,
+        vipSourcesPath,
+    };
 }
 
 export function findOptimalRustPathFromSamples(
@@ -348,9 +385,18 @@ export function findOptimalRustPathFromSamples(
     neonRouterNumSamples: number,
     samplerMetrics?: SamplerMetrics,
 ): Path | undefined {
-    const beforeAllTimeMs = performance.now();
-    let beforeTimeMs = performance.now();
-    const allSourcesPath = findRoutesAndCreateOptimalPath(
+    const beforeTimeMs = performance.now();
+    const sendMetrics = () => {
+        // tslint:disable-next-line: no-unused-expression
+        samplerMetrics &&
+            samplerMetrics.logRouterDetails({
+                router: 'neon-router',
+                type: 'total',
+                timingMs: performance.now() - beforeTimeMs,
+            });
+    };
+    const vipSourcesSet = new Set(VIP_ERC20_BRIDGE_SOURCES_BY_CHAIN_ID[chainId]);
+    const paths = findRoutesAndCreateOptimalPath(
         side,
         samples,
         nativeOrders,
@@ -358,58 +404,22 @@ export function findOptimalRustPathFromSamples(
         opts,
         fees,
         neonRouterNumSamples,
+        vipSourcesSet,
     );
-    // tslint:disable-next-line: no-unused-expression
-    samplerMetrics &&
-        samplerMetrics.logRouterDetails({
-            router: 'neon-router',
-            type: 'all',
-            timingMs: performance.now() - beforeTimeMs,
-        });
-    if (!allSourcesPath) {
+
+    if (!paths) {
+        sendMetrics();
         return undefined;
     }
 
-    const vipSources = VIP_ERC20_BRIDGE_SOURCES_BY_CHAIN_ID[chainId];
+    const { allSourcesPath, vipSourcesPath } = paths;
 
-    // HACK(kimpers): The Rust router currently doesn't account for VIP sources correctly
-    // we need to try to route them in isolation and compare with the results all sources
-    if (vipSources.length > 0) {
-        beforeTimeMs = performance.now();
-        const vipSourcesSet = new Set(vipSources);
-        const vipSourcesSamples = samples.filter(s => s[0] && vipSourcesSet.has(s[0].source));
-
-        if (vipSourcesSamples.length > 0) {
-            const vipSourcesPath = findRoutesAndCreateOptimalPath(
-                side,
-                vipSourcesSamples,
-                [],
-                input,
-                opts,
-                fees,
-                neonRouterNumSamples,
-            );
-            // tslint:disable-next-line: no-unused-expression
-            samplerMetrics &&
-                samplerMetrics.logRouterDetails({
-                    router: 'neon-router',
-                    type: 'vip',
-                    timingMs: performance.now() - beforeTimeMs,
-                });
-
-            if (vipSourcesPath?.isBetterThan(allSourcesPath)) {
-                return vipSourcesPath;
-            }
-        }
+    if (!allSourcesPath || vipSourcesPath?.isBetterThan(allSourcesPath)) {
+        sendMetrics();
+        return vipSourcesPath;
     }
-    // tslint:disable-next-line: no-unused-expression
-    samplerMetrics &&
-        samplerMetrics.logRouterDetails({
-            router: 'neon-router',
-            type: 'total',
-            timingMs: performance.now() - beforeAllTimeMs,
-        });
 
+    sendMetrics();
     return allSourcesPath;
 }
 

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

@@ -4,6 +4,7 @@ import { BigNumber, logUtils } from '@0x/utils';
 import * as _ from 'lodash';
 
 import { AaveV2Sampler } from '../../noop_samplers/AaveV2Sampler';
+import { GeistSampler } from '../../noop_samplers/GeistSampler';
 import { SamplerCallResult, SignedNativeOrder } from '../../types';
 import { ERC20BridgeSamplerContract } from '../../wrappers';
 
@@ -13,6 +14,7 @@ import {
     getCurveLikeInfosForPair,
     getDodoV2Offsets,
     getKyberOffsets,
+    getPlatypusInfoForPair,
     getShellLikeInfosForPair,
     isAllowedKyberReserveId,
     isBadTokenForSource,
@@ -29,6 +31,9 @@ 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,
@@ -41,11 +46,13 @@ import {
     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,
     ZERO_AMOUNT,
 } from './constants';
+import { getGeistInfoForPair } from './geist_utils';
 import { getLiquidityProvidersForPair } from './liquidity_provider_utils';
 import { getIntermediateTokens } from './multihop_utils';
 import { BalancerPoolsCache, BalancerV2PoolsCache, CreamPoolsCache, PoolsCache } from './pools_cache';
@@ -66,7 +73,10 @@ import {
     DexSample,
     DODOFillData,
     ERC20BridgeSource,
+    GeistFillData,
+    GeistInfo,
     GenericRouterFillData,
+    GMXFillData,
     HopInfo,
     KyberDmmFillData,
     KyberFillData,
@@ -78,6 +88,7 @@ import {
     MakerPsmFillData,
     MooniswapFillData,
     MultiHopFillData,
+    PlatypusFillData,
     PsmInfo,
     ShellFillData,
     SourceQuoteOperation,
@@ -767,16 +778,17 @@ export class SamplerOperations {
             function: this._samplerContract.sampleSellsFromUniswapV3,
             params: [quoter, tokenAddressPath, takerFillAmounts],
             callback: (callResults: string, fillData: UniswapV3FillData): BigNumber[] => {
-                const [paths, samples] = this._samplerContract.getABIDecodedReturnData<[string[], BigNumber[]]>(
-                    'sampleSellsFromUniswapV3',
-                    callResults,
-                );
+                const [paths, gasUsed, samples] = this._samplerContract.getABIDecodedReturnData<
+                    [string[], BigNumber[], BigNumber[]]
+                >('sampleSellsFromUniswapV3', callResults);
                 fillData.router = router;
                 fillData.tokenAddressPath = tokenAddressPath;
                 fillData.pathAmounts = paths.map((uniswapPath, i) => ({
                     uniswapPath,
                     inputAmount: takerFillAmounts[i],
+                    gasUsed: gasUsed[i].toNumber(),
                 }));
+
                 return samples;
             },
         });
@@ -795,15 +807,15 @@ export class SamplerOperations {
             function: this._samplerContract.sampleBuysFromUniswapV3,
             params: [quoter, tokenAddressPath, makerFillAmounts],
             callback: (callResults: string, fillData: UniswapV3FillData): BigNumber[] => {
-                const [paths, samples] = this._samplerContract.getABIDecodedReturnData<[string[], BigNumber[]]>(
-                    'sampleBuysFromUniswapV3',
-                    callResults,
-                );
+                const [paths, gasUsed, samples] = this._samplerContract.getABIDecodedReturnData<
+                    [string[], BigNumber[], BigNumber[]]
+                >('sampleBuysFromUniswapV3', callResults);
                 fillData.router = router;
                 fillData.tokenAddressPath = tokenAddressPath;
                 fillData.pathAmounts = paths.map((uniswapPath, i) => ({
                     uniswapPath,
                     inputAmount: makerFillAmounts[i],
+                    gasUsed: gasUsed[i].toNumber(),
                 }));
                 return samples;
             },
@@ -1151,6 +1163,34 @@ export class SamplerOperations {
         });
     }
 
+    // tslint:disable-next-line:prefer-function-over-method
+    public getGeistSellQuotes(
+        geistInfo: GeistInfo,
+        makerToken: string,
+        takerToken: string,
+        takerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<GeistFillData> {
+        return new SamplerNoOperation({
+            source: ERC20BridgeSource.Geist,
+            fillData: { ...geistInfo, takerToken },
+            callback: () => GeistSampler.sampleSellsFromGeist(geistInfo, takerToken, makerToken, takerFillAmounts),
+        });
+    }
+
+    // tslint:disable-next-line:prefer-function-over-method
+    public getGeistBuyQuotes(
+        geistInfo: GeistInfo,
+        makerToken: string,
+        takerToken: string,
+        makerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<GeistFillData> {
+        return new SamplerNoOperation({
+            source: ERC20BridgeSource.Geist,
+            fillData: { ...geistInfo, takerToken },
+            callback: () => GeistSampler.sampleBuysFromGeist(geistInfo, takerToken, makerToken, makerFillAmounts),
+        });
+    }
+
     public getCompoundSellQuotes(
         cToken: string,
         makerToken: string,
@@ -1180,6 +1220,65 @@ export class SamplerOperations {
             params: [cToken, takerToken, makerToken, makerFillAmounts],
         });
     }
+    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: [router, tokenAddressPath, pool, takerFillAmounts],
+        });
+    }
+    public getPlatypusBuyQuotes(
+        router: string,
+        pool: string[],
+        tokenAddressPath: string[],
+        makerFillAmounts: BigNumber[],
+    ): SourceQuoteOperation<PlatypusFillData> {
+        return new SamplerContractOperation({
+            source: ERC20BridgeSource.Platypus,
+            fillData: { router, tokenAddressPath, pool },
+            contract: this._samplerContract,
+            function: this._samplerContract.sampleBuysFromPlatypus,
+            params: [router, tokenAddressPath, pool, makerFillAmounts],
+        });
+    }
 
     public getMedianSellRate(
         sources: ERC20BridgeSource[],
@@ -1350,6 +1449,7 @@ export class SamplerOperations {
                     case ERC20BridgeSource.FirebirdOneSwap:
                     case ERC20BridgeSource.IronSwap:
                     case ERC20BridgeSource.ACryptos:
+                    case ERC20BridgeSource.MobiusMoney:
                         return getCurveLikeInfosForPair(this.chainId, takerToken, makerToken, source).map(pool =>
                             this.getCurveSellQuotes(
                                 pool,
@@ -1548,6 +1648,13 @@ export class SamplerOperations {
                         };
                         return this.getAaveV2SellQuotes(info, makerToken, takerToken, takerFillAmounts);
                     }
+                    case ERC20BridgeSource.Geist: {
+                        const info: GeistInfo | undefined = getGeistInfoForPair(takerToken, makerToken);
+                        if (!info) {
+                            return [];
+                        }
+                        return this.getGeistSellQuotes(info, makerToken, takerToken, takerFillAmounts);
+                    }
                     case ERC20BridgeSource.Compound: {
                         if (!this.compoundCTokenCache) {
                             return [];
@@ -1564,8 +1671,28 @@ export class SamplerOperations {
                             takerFillAmounts,
                         );
                     }
-                    default:
-                        throw new Error(`Unsupported sell sample source: ${source}`);
+                    case ERC20BridgeSource.GMX: {
+                        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,
+                            pool.tokens,
+                            takerFillAmounts,
+                            ),
+                        );
+                    }
+                default:
+                    throw new Error(`Unsupported sell sample source: ${source}`);
+
                 }
             }),
         );
@@ -1578,7 +1705,7 @@ export class SamplerOperations {
         takerToken: string,
         makerFillAmounts: BigNumber[],
     ): 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, this.tokenAdjacencyGraph);
         const _sources = BATCH_SOURCE_FILTERS.getAllowed(sources);
@@ -1656,6 +1783,7 @@ export class SamplerOperations {
                     case ERC20BridgeSource.FirebirdOneSwap:
                     case ERC20BridgeSource.IronSwap:
                     case ERC20BridgeSource.ACryptos:
+                    case ERC20BridgeSource.MobiusMoney:
                         return getCurveLikeInfosForPair(this.chainId, takerToken, makerToken, source).map(pool =>
                             this.getCurveBuyQuotes(
                                 pool,
@@ -1849,6 +1977,13 @@ export class SamplerOperations {
                         };
                         return this.getAaveV2BuyQuotes(info, makerToken, takerToken, makerFillAmounts);
                     }
+                    case ERC20BridgeSource.Geist: {
+                        const info: GeistInfo | undefined = getGeistInfoForPair(takerToken, makerToken);
+                        if (!info) {
+                            return [];
+                        }
+                        return this.getGeistBuyQuotes(info, makerToken, takerToken, makerFillAmounts);
+                    }
                     case ERC20BridgeSource.Compound: {
                         if (!this.compoundCTokenCache) {
                             return [];
@@ -1860,6 +1995,25 @@ export class SamplerOperations {
                         }
                         return this.getCompoundBuyQuotes(cToken.tokenAddress, makerToken, takerToken, makerFillAmounts);
                     }
+                    case ERC20BridgeSource.GMX: {
+                        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,
+                            pool.tokens,
+                            makerFillAmounts,
+                            ),
+                        );
+                    }
                     default:
                         throw new Error(`Unsupported buy sample source: ${source}`);
                 }

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

@@ -10,7 +10,6 @@ import { NativeOrderWithFillableAmounts, RfqFirmQuoteValidator, RfqRequestOpts }
 import { QuoteRequestor, V4RFQIndicativeQuoteMM } from '../../utils/quote_requestor';
 import { ExtendedQuoteReportSources, PriceComparisonsReport, QuoteReport } from '../quote_report_generator';
 
-import { CollapsedPath } from './path';
 import { SourceFilters } from './source_filters';
 
 /**
@@ -95,13 +94,18 @@ export enum ERC20BridgeSource {
     // Avalanche
     Pangolin = 'Pangolin',
     TraderJoe = 'TraderJoe',
+    // tslint:disable-next-line: enum-naming
+    GMX = 'GMX',
+    Platypus = 'Platypus',
     // Celo only
     UbeSwap = 'UbeSwap',
+    MobiusMoney = 'MobiusMoney',
     // Fantom
     SpiritSwap = 'SpiritSwap',
     SpookySwap = 'SpookySwap',
     Beethovenx = 'Beethovenx',
     MorpheusSwap = 'MorpheusSwap',
+    Geist = 'Geist',
 }
 export type SourcesWithPoolsCache =
     | ERC20BridgeSource.Balancer
@@ -181,6 +185,17 @@ export interface AaveV2Info {
     underlyingToken: string;
 }
 
+export interface GeistInfo {
+    lendingPool: string;
+    gToken: string;
+    underlyingToken: string;
+}
+
+export interface PlatypusInfo {
+    poolAddress: string[];
+    tokens: string[];
+    gasSchedule: number;
+}
 // Internal `fillData` field for `Fill` objects.
 export interface FillData {}
 
@@ -216,6 +231,19 @@ export interface UniswapV2FillData extends FillData {
     router: string;
 }
 
+export interface GMXFillData extends FillData {
+    router: string;
+    reader: string;
+    vault: string;
+    tokenAddressPath: string[];
+}
+
+export interface PlatypusFillData extends FillData {
+    router: string;
+    pool: string[];
+    tokenAddressPath: string[];
+}
+
 export interface ShellFillData extends FillData {
     poolAddress: string;
 }
@@ -268,19 +296,34 @@ export interface HopInfo {
     returnData: string;
 }
 
+export interface UniswapV3PathAmount {
+    uniswapPath: string;
+    inputAmount: BigNumber;
+    gasUsed: number;
+}
 export interface UniswapV3FillData extends FillData {
     tokenAddressPath: string[];
     router: string;
-    pathAmounts: Array<{ uniswapPath: string; inputAmount: BigNumber }>;
+    pathAmounts: UniswapV3PathAmount[];
 }
 
 export interface KyberDmmFillData extends UniswapV2FillData {
     poolsPath: string[];
 }
 
-export interface FinalUniswapV3FillData extends Omit<UniswapV3FillData, 'uniswapPaths'> {
+/**
+ * Determines whether FillData is UniswapV3FillData or FinalUniswapV3FillData
+ */
+export function isFinalUniswapV3FillData(
+    data: UniswapV3FillData | FinalUniswapV3FillData,
+): data is FinalUniswapV3FillData {
+    return !!(data as FinalUniswapV3FillData).uniswapPath;
+}
+
+export interface FinalUniswapV3FillData extends Omit<UniswapV3FillData, 'pathAmounts'> {
     // The uniswap-encoded path that can fll the maximum input amount.
     uniswapPath: string;
+    gasUsed: number;
 }
 
 export interface LidoFillData extends FillData {
@@ -301,6 +344,13 @@ export interface CompoundFillData extends FillData {
     makerToken: string;
 }
 
+export interface GeistFillData extends FillData {
+    lendingPool: string;
+    gToken: string;
+    underlyingToken: string;
+    takerToken: string;
+}
+
 /**
  * Represents a node on a fill path.
  */
@@ -550,7 +600,6 @@ export interface OptimizerResult {
     liquidityDelivered: CollapsedFill[] | DexSample<MultiHopFillData>;
     marketSideLiquidity: MarketSideLiquidity;
     adjustedRate: BigNumber;
-    unoptimizedPath?: CollapsedPath;
     takerAmountPerEth: BigNumber;
     makerAmountPerEth: BigNumber;
 }

packages/asset-swapper/test/artifacts.ts

@@ -17,13 +17,16 @@ 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 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';
@@ -37,6 +40,7 @@ import * as MooniswapSampler from '../test/generated-artifacts/MooniswapSampler.
 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';
@@ -59,6 +63,7 @@ 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,
@@ -68,6 +73,7 @@ export const artifacts = {
     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,
@@ -79,10 +85,12 @@ export const artifacts = {
     IBalancer: IBalancer 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,

packages/asset-swapper/test/wrappers.ts

@@ -15,6 +15,7 @@ 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_bancor';
 export * from '../test/generated-wrappers/i_curve';
@@ -22,10 +23,12 @@ 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';
@@ -35,6 +38,7 @@ 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';

packages/asset-swapper/tsconfig.json

@@ -18,13 +18,16 @@
         "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/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",
@@ -38,6 +41,7 @@
         "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",

packages/contract-addresses/CHANGELOG.json

@@ -1,4 +1,14 @@
 [
+    {
+        "version": "6.12.0",
+        "changes": [
+            {
+                "note": "Update fantom fillQuoteTransformer addresses",
+                "pr": 398
+            }
+        ],
+        "timestamp": 1646225739
+    },
     {
         "version": "6.11.0",
         "changes": [

packages/contract-addresses/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v6.12.0 - _March 2, 2022_
+
+    * Update fantom fillQuoteTransformer addresses (#398)
+
 ## v6.11.0 - _December 24, 2021_
 
     * Add Optimism addresses (#385)

packages/contract-addresses/addresses.json

@@ -415,7 +415,7 @@
             "wethTransformer": "0x9b6aa8f26a92108e7d1f66373d757bb955112703",
             "payTakerTransformer": "0x32df54951d33d7460e15fa59b1fcc262183ce4c2",
             "affiliateFeeTransformer": "0x67efa679a4b56c38713d478e649c88247f4f8e88",
-            "fillQuoteTransformer": "0x71de60a1b160094a3f6c7e1b883ff9337d639131",
+            "fillQuoteTransformer": "0x641efe8a57ad39353fe22f77d211ef6b17b0590b",
             "positiveSlippageFeeTransformer": "0xe87d69b285005cc82b53b844322652c49ed64600"
         }
     },

packages/contract-addresses/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-addresses",
-    "version": "6.11.0",
+    "version": "6.12.0",
     "engines": {
         "node": ">=6.12"
     },

packages/contract-wrappers/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "13.19.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "13.19.0",
         "changes": [

packages/contract-wrappers/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v13.19.1 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v13.19.0 - _February 22, 2022_
 
     * Regenerate wrappers to add ContractTxFunctionObj.selector (#429)

packages/contract-wrappers/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-wrappers",
-    "version": "13.19.0",
+    "version": "13.19.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -57,7 +57,7 @@
     "dependencies": {
         "@0x/assert": "^3.0.31",
         "@0x/base-contract": "^6.4.5",
-        "@0x/contract-addresses": "^6.11.0",
+        "@0x/contract-addresses": "^6.12.0",
         "@0x/json-schemas": "^6.4.1",
         "@0x/types": "^3.3.4",
         "@0x/utils": "^6.5.0",

packages/migrations/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1646225739,
+        "version": "8.1.16",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1645569128,
         "version": "8.1.15",

packages/migrations/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v8.1.16 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v8.1.15 - _February 22, 2022_
 
     * Dependencies updated

packages/migrations/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/migrations",
-    "version": "8.1.15",
+    "version": "8.1.16",
     "engines": {
         "node": ">=6.12"
     },
@@ -68,20 +68,20 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.4.5",
-        "@0x/contract-addresses": "^6.11.0",
+        "@0x/contract-addresses": "^6.12.0",
         "@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": "^3.3.26",
+        "@0x/contracts-erc20": "^3.3.27",
         "@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": "^4.8.7",
-        "@0x/contracts-zero-ex": "^0.31.0",
+        "@0x/contracts-utils": "^4.8.8",
+        "@0x/contracts-zero-ex": "^0.31.1",
         "@0x/sol-compiler": "^4.7.8",
         "@0x/subproviders": "^6.6.2",
         "@0x/typescript-typings": "^5.2.1",

packages/protocol-utils/CHANGELOG.json

@@ -1,4 +1,21 @@
 [
+    {
+        "version": "1.12.0",
+        "changes": [
+            {
+                "note": "Added Support for GMX liquidity source on Avalanche"
+            }
+        ]
+    },
+    {
+        "timestamp": 1646225739,
+        "version": "1.11.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "1.11.0",
         "changes": [

packages/protocol-utils/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.11.1 - _March 2, 2022_
+
+    * Dependencies updated
+
 ## v1.11.0 - _February 22, 2022_
 
     * Add utils and errors for NFT orders (#429)

packages/protocol-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/protocol-utils",
-    "version": "1.11.0",
+    "version": "1.11.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -63,8 +63,8 @@
     },
     "dependencies": {
         "@0x/assert": "^3.0.31",
-        "@0x/contract-addresses": "^6.11.0",
-        "@0x/contract-wrappers": "^13.19.0",
+        "@0x/contract-addresses": "^6.12.0",
+        "@0x/contract-wrappers": "^13.19.1",
         "@0x/json-schemas": "^6.4.1",
         "@0x/subproviders": "^6.6.2",
         "@0x/utils": "^6.5.0",

packages/protocol-utils/src/transformer_utils.ts

@@ -134,6 +134,8 @@ export enum BridgeProtocol {
     Clipper, // Not used: Clipper is now using PLP interface
     AaveV2,
     Compound,
+    GMX,
+    Platypus,
 }
 // tslint:enable: enum-naming
 

yarn.lock

@@ -646,7 +646,6 @@
 "@0x/abi-gen@^5.7.2":
   version "5.7.2"
   resolved "https://registry.yarnpkg.com/@0x/abi-gen/-/abi-gen-5.7.2.tgz#c40eb225aab9ee04d331e72af887237dd1967fc0"
-  integrity sha512-jaFpJqb9hu0kY0yocjmQ0S5suDOBPJYIU3ZuSTZKwnmeOQj4Jl4LzzOTrNWjyqX6+wylW1o4K2/c3e4ZDF+2EA==
   dependencies:
     "@0x/types" "^3.3.4"
     "@0x/typescript-typings" "^5.2.1"
@@ -680,7 +679,6 @@
 "@0x/assert@^3.0.31":
   version "3.0.31"
   resolved "https://registry.yarnpkg.com/@0x/assert/-/assert-3.0.31.tgz#2c9e7e0ff9cc7bae8cd0380022e1723ee505a82e"
-  integrity sha512-ZzlnldKNvhA78IOcH6KCH3kb65XB7fI3wyuocjL72Es3eGTmyVg1KNK7eJnmV+RHSGDTYLwhvmb5hfIvFHMArg==
   dependencies:
     "@0x/json-schemas" "^6.4.1"
     "@0x/typescript-typings" "^5.2.1"
@@ -720,7 +718,6 @@
 "@0x/base-contract@^6.4.5":
   version "6.4.5"
   resolved "https://registry.yarnpkg.com/@0x/base-contract/-/base-contract-6.4.5.tgz#f241f5b2c17b3e90e7ead8dec19840ee54ab29bf"
-  integrity sha512-eYSDhXJxiRrCGWiU6z0P5fPzao4FX1+mujsviXK4a1wp7YvNIYDJ1pEa6C3vCSPJrCHf3EBJT9pwOsNphlyyTg==
   dependencies:
     "@0x/assert" "^3.0.31"
     "@0x/json-schemas" "^6.4.1"
@@ -838,7 +835,6 @@
 "@0x/contracts-gen@^2.0.43":
   version "2.0.43"
   resolved "https://registry.yarnpkg.com/@0x/contracts-gen/-/contracts-gen-2.0.43.tgz#42abf96961d3afa70112ca4f4dc3f129328f1993"
-  integrity sha512-yVdvx4ihxOZ4fZVE01xxFTylC4cZ+O781cg1A0bWwgAL6GzjzjbDXULfsl0FKfN/4rh+rnwdGrN9Ns5QvB7+xQ==
   dependencies:
     "@0x/sol-compiler" "^4.7.8"
     "@0x/sol-resolver" "^3.1.9"
@@ -874,7 +870,6 @@
 "@0x/dev-utils@^4.2.11":
   version "4.2.11"
   resolved "https://registry.yarnpkg.com/@0x/dev-utils/-/dev-utils-4.2.11.tgz#017dcc50a91eb75c6ac3d6fe77021e4f4330bbe7"
-  integrity sha512-8T6803s1GCEdKegjoktMkhp3SVFsKA/m8nDwXy3DiijPGbQejLHxsD0CsR8Uhf/RUP84MMqA0bHYaonb8H4Mag==
   dependencies:
     "@0x/subproviders" "^6.6.2"
     "@0x/types" "^3.3.4"
@@ -912,7 +907,6 @@
 "@0x/json-schemas@^6.4.1":
   version "6.4.1"
   resolved "https://registry.yarnpkg.com/@0x/json-schemas/-/json-schemas-6.4.1.tgz#2db8f6056af7a4d198ae9f56b568473447908d6e"
-  integrity sha512-4LGe7/QNKAdfxBNu5e5w24JKUqEHGg08TgKhyotStW5m0TJNBGoyGavip1FJeI3KRqNilRN22lgo9HsCBnF5Qg==
   dependencies:
     "@0x/typescript-typings" "^5.2.1"
     "@types/node" "12.12.54"
@@ -934,7 +928,6 @@
 "@0x/monorepo-scripts@^3.2.1":
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/@0x/monorepo-scripts/-/monorepo-scripts-3.2.1.tgz#24e90e835427b199474cc70458d1b3fd52349541"
-  integrity sha512-PMCKWK/y6aC+HxWk7jbchcAuJ7eMERfH6Ox8op7833MsxNArSp6Fv3XJKU58PWjLVQHpVf51/Cz7E238QAibDg==
   dependencies:
     "@0x/types" "^3.3.4"
     "@0x/utils" "^6.5.0"
@@ -959,10 +952,10 @@
     typedoc "~0.16.11"
     yargs "^10.0.3"
 
-"@0x/neon-router@^0.3.3":
-  version "0.3.3"
-  resolved "https://registry.yarnpkg.com/@0x/neon-router/-/neon-router-0.3.3.tgz#dab540f4cd2aea6441ba29cbc35c28ca3f7a2b4f"
-  integrity sha512-xRIpRJ+gStLfDQI9mVdeugoLHQAp/bZfX7dycEQdStZlF6kcZk5kRe/iXCFoxoEY42fMaQW0/7JMFiB1C18t6Q==
+"@0x/neon-router@^0.3.5":
+  version "0.3.5"
+  resolved "https://registry.yarnpkg.com/@0x/neon-router/-/neon-router-0.3.5.tgz#895e7a2dc65d492a413daaea283cbc0ca6df83fa"
+  integrity sha512-8wizP3smc5o4jVg1smZzCCFo4ohOrgDhO4JFjF+/oNHbFImlGHOvmH9HQ2FJXAXiLEOTxrbp3T5XxP5GNATq3w==
   dependencies:
     "@mapbox/node-pre-gyp" "^1.0.5"
 
@@ -983,7 +976,6 @@
 "@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"
-  integrity sha512-ubugDwCFDhOv8R8LWO4Z9BmWfm/KjbB92bg1nEHw2HzosOk1rLkQWnPCJGqbMzxHlt3EtLxXPrrZE2IxWBKgwQ==
   dependencies:
     "@0x/json-schemas" "^6.0.1"
     "@0x/order-utils" "^10.2.4"
@@ -997,7 +989,6 @@
 "@0x/sol-compiler@^4.7.8":
   version "4.7.8"
   resolved "https://registry.yarnpkg.com/@0x/sol-compiler/-/sol-compiler-4.7.8.tgz#31bd4f21bbb045d19e2e500282258d6526b5a837"
-  integrity sha512-0lHaoSDRlPzWCf4o8aEaMoQUnZmeiUreWSNNyPbCO/nF+siPqMPQw6W7ATei/XhVb3UKHZto1ScsyAar/8pIWQ==
   dependencies:
     "@0x/assert" "^3.0.31"
     "@0x/json-schemas" "^6.4.1"
@@ -1026,7 +1017,6 @@
 "@0x/sol-coverage@^4.0.42":
   version "4.0.42"
   resolved "https://registry.yarnpkg.com/@0x/sol-coverage/-/sol-coverage-4.0.42.tgz#632c504ec060534d83d19bf9b3f812f271d47a61"
-  integrity sha512-6R53Kpn1If4D3BI3Pz4qa7AoVLaF7jg6cNNLvqHROW1+chwMGmtPKj2t/R1mKiljTU1lUL1bebfhIJUfYA7IAQ==
   dependencies:
     "@0x/sol-tracing-utils" "^7.2.8"
     "@0x/subproviders" "^6.6.2"
@@ -1041,7 +1031,6 @@
 "@0x/sol-profiler@^4.1.32":
   version "4.1.32"
   resolved "https://registry.yarnpkg.com/@0x/sol-profiler/-/sol-profiler-4.1.32.tgz#93f09264ab414f8e83324d8369a3e6cb2dc8b531"
-  integrity sha512-FqrP/lAgQCvj5qcr/77leTqgGa2xwYSEIq6/FN5NAE6YYb0JrjJmkwTpxd1fB6xo+T11ESH4+7l5UxjPseuo9w==
   dependencies:
     "@0x/sol-tracing-utils" "^7.2.8"
     "@0x/subproviders" "^6.6.2"
@@ -1056,7 +1045,6 @@
 "@0x/sol-resolver@^3.1.9":
   version "3.1.9"
   resolved "https://registry.yarnpkg.com/@0x/sol-resolver/-/sol-resolver-3.1.9.tgz#525c545c4ff4d0ff2ff99e433b2405778abe0693"
-  integrity sha512-N+GxAqtHzEgVsnj9k4yeE7xRqE2ymR+yo98j0s2VC8icjecVqm6LtqQpEpdPULEg20vA0aPdU/XY2q0xiCDpLg==
   dependencies:
     "@0x/types" "^3.3.4"
     "@0x/typescript-typings" "^5.2.1"
@@ -1066,7 +1054,6 @@
 "@0x/sol-trace@^3.0.42":
   version "3.0.42"
   resolved "https://registry.yarnpkg.com/@0x/sol-trace/-/sol-trace-3.0.42.tgz#5a1cb6d4213bbf6746bf393858019fb7b3586916"
-  integrity sha512-8Elq5aFgMvmUNi3rvDTSA84VMtiyCBNFDaIiKQZ9YtZbgOJnyfxBbelV0sXggnmoochpQ72yX0Cxe3WEdR+5JQ==
   dependencies:
     "@0x/sol-tracing-utils" "^7.2.8"
     "@0x/subproviders" "^6.6.2"
@@ -1082,7 +1069,6 @@
 "@0x/sol-tracing-utils@^7.2.8":
   version "7.2.8"
   resolved "https://registry.yarnpkg.com/@0x/sol-tracing-utils/-/sol-tracing-utils-7.2.8.tgz#c365931d9f290738fa67d29ae5443d26acf3122c"
-  integrity sha512-OP9v3bilfvx7JtDQmp4iIE0dZ7Zq0/S9xWP+WLhx2KMKQ1jF9fK3WnsMHea7KtmQnmEBv0naFnEOqedxmus66g==
   dependencies:
     "@0x/dev-utils" "^4.2.11"
     "@0x/sol-compiler" "^4.7.8"
@@ -1110,7 +1096,6 @@
 "@0x/subproviders@^6.6.2":
   version "6.6.2"
   resolved "https://registry.yarnpkg.com/@0x/subproviders/-/subproviders-6.6.2.tgz#c51b3167fcd3b58f5522305864bd4896455ee697"
-  integrity sha512-/SB6BurdYbGXvIa3rmQdaUYPk7D+BFiAAkvQbsA4s//51eVLLQG+QdgDT1RUKGJbhX11ff31jc7dEu/wh6nQhg==
   dependencies:
     "@0x/assert" "^3.0.31"
     "@0x/types" "^3.3.4"
@@ -1188,7 +1173,6 @@
 "@0x/types@^3.3.4":
   version "3.3.4"
   resolved "https://registry.yarnpkg.com/@0x/types/-/types-3.3.4.tgz#184946b1674f7f5b4cfb73105952b499a67fc23e"
-  integrity sha512-lB6maU/D1TEBrJXQcbwzGilmugX9qrfhxbyPr8r89TinSHe2SS694tTKIyI+ijnTbhyVjWzEnA95iuWxhPmP5g==
   dependencies:
     "@types/node" "12.12.54"
     bignumber.js "~9.0.0"
@@ -1230,7 +1214,6 @@
 "@0x/typescript-typings@^5.2.1":
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/@0x/typescript-typings/-/typescript-typings-5.2.1.tgz#bc82d0f39688b174142ebb5b2fd6a01c1d2f0163"
-  integrity sha512-2yswstFMy/cpF+MrJclEZc8BNceBAVovwzRYdz1CyGPfzMT1Kh8jVGeexx0KvVw58KrhxMgcRD4mzCSHNqzjPA==
   dependencies:
     "@types/bn.js" "^4.11.0"
     "@types/node" "12.12.54"
@@ -1297,7 +1280,6 @@
 "@0x/utils@^6.5.0":
   version "6.5.0"
   resolved "https://registry.yarnpkg.com/@0x/utils/-/utils-6.5.0.tgz#a75eda9a1cdc7cd2520056dbaec678f20f7f16c4"
-  integrity sha512-1+9nIagW9OQG0rcUaBvIOMolWgZHqSjNADQIJk+GmEMYnt7wUpokSkHPHxmw+/xVQs/da5dh1U0/nWsW+A1Nuw==
   dependencies:
     "@0x/types" "^3.3.4"
     "@0x/typescript-typings" "^5.2.1"
@@ -1331,7 +1313,6 @@
 "@0x/web3-wrapper@^7.6.2":
   version "7.6.2"
   resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-7.6.2.tgz#fd6c50f67ce21191feabea1f59e1467ea5d89dae"
-  integrity sha512-o3TjgpJWAInFqkFVaeaGlRDXF53NNgO/M3CfUbC+X8p4ReQm4J81BxEf6yxeDzsPt5qLKzrRzhkRiIWeDIlNQw==
   dependencies:
     "@0x/assert" "^3.0.31"
     "@0x/json-schemas" "^6.4.1"
@@ -1408,7 +1389,6 @@
 "@ethereumjs/common@^2.4.0":
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/@ethereumjs/common/-/common-2.4.0.tgz#2d67f6e6ba22246c5c89104e6b9a119fb3039766"
-  integrity sha512-UdkhFWzWcJCZVsj1O/H8/oqj/0RVYjLc1OhPjBrQdALAkQHpCp8xXI4WLnuGTADqTdJZww0NtgwG+TRPkXt27w==
   dependencies:
     crc-32 "^1.2.0"
     ethereumjs-util "^7.1.0"
@@ -1416,7 +1396,6 @@
 "@ethereumjs/tx@^3.3.0":
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/@ethereumjs/tx/-/tx-3.3.0.tgz#14ed1b7fa0f28e1cd61e3ecbdab824205f6a4378"
-  integrity sha512-yTwEj2lVzSMgE6Hjw9Oa1DZks/nKTWM8Wn4ykDNapBPua2f4nXO3qKnni86O6lgDj5fVNRqbDsD0yy7/XNGDEA==
   dependencies:
     "@ethereumjs/common" "^2.4.0"
     ethereumjs-util "^7.1.0"
@@ -2483,7 +2462,6 @@
 "@mapbox/node-pre-gyp@^1.0.5":
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/@mapbox/node-pre-gyp/-/node-pre-gyp-1.0.5.tgz#2a0b32fcb416fb3f2250fd24cb2a81421a4f5950"
-  integrity sha512-4srsKPXWlIxp5Vbqz5uLfBN+du2fJChBoYn/f2h991WLdk7jUvcSk/McVLSv/X+xQIPI8eGD5GjrnygdyHnhPA==
   dependencies:
     detect-libc "^1.0.3"
     https-proxy-agent "^5.0.0"
@@ -2903,7 +2881,7 @@ abstract-leveldown@3.0.0:
   dependencies:
     xtend "~4.0.0"
 
-abstract-leveldown@^2.4.1, abstract-leveldown@~2.7.1:
+abstract-leveldown@^2.4.1:
   version "2.7.2"
   resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.7.2.tgz#87a44d7ebebc341d59665204834c8b7e0932cc93"
   dependencies:
@@ -2915,12 +2893,6 @@ abstract-leveldown@^5.0.0, abstract-leveldown@~5.0.0:
   dependencies:
     xtend "~4.0.0"
 
-abstract-leveldown@~2.6.0:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.6.3.tgz#1c5e8c6a5ef965ae8c35dfb3a8770c476b82c4b8"
-  dependencies:
-    xtend "~4.0.0"
-
 accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -3205,7 +3177,7 @@ async-limiter@~1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
 
-async@1.x, async@^1.4.2:
+async@1.x:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -3783,23 +3755,16 @@ bigi@1.4.2, bigi@^1.1.0:
   version "1.4.2"
   resolved "https://registry.yarnpkg.com/bigi/-/bigi-1.4.2.tgz#9c665a95f88b8b08fc05cfd731f561859d725825"
 
-bignumber.js@7.2.1:
-  version "7.2.1"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
-
-bignumber.js@^9.0.0, bignumber.js@~9.0.0:
-  version "9.0.1"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.1.tgz#8d7ba124c882bfd8e43260c67475518d0689e4e5"
-
-bignumber.js@~4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-4.1.0.tgz#db6f14067c140bd46624815a7916c92d9b6c24b1"
+bignumber.js@7.2.1, bignumber.js@9.0.2, bignumber.js@^9.0.0, bignumber.js@~4.1.0, bignumber.js@~9.0.0:
+  version "9.0.2"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.2.tgz#71c6c6bed38de64e24a65ebe16cfcf23ae693673"
+  integrity sha512-GAcQvbpsM0pUb0zw1EI0KhQEZ+lRwR5fYaAp3vPOYuP7aDvGy6cVN6XHLauvF8SOga2y0dcLcjt3iQDTSEliyw==
 
 binary-extensions@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.1.0.tgz#30fa40c9e7fe07dbc895678cd287024dea241dd9"
 
-bindings@^1.2.1, bindings@^1.4.0, bindings@^1.5.0:
+bindings@^1.4.0, bindings@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.5.0.tgz#10353c9e945334bc0511a6d90b38fbc7c9c504df"
   dependencies:
@@ -4250,7 +4215,6 @@ caniuse-lite@^1.0.30000844:
 cargo-cp-artifact@^0.1.6:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/cargo-cp-artifact/-/cargo-cp-artifact-0.1.6.tgz#df1bc9dad036ae0f4230639a869182e1d5850f89"
-  integrity sha512-CQw0doK/aaF7j041666XzuilHxqMxaKkn+I5vmBsd8SAwS0cO5CqVEVp0xJwOKstyqWZ6WK4Ww3O6p26x/Goyg==
 
 caseless@~0.12.0:
   version "0.12.0"
@@ -5126,12 +5090,6 @@ defer-to-connect@^1.0.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/defer-to-connect/-/defer-to-connect-1.1.3.tgz#331ae050c08dcf789f8c83a7b81f0ed94f4ac591"
 
-deferred-leveldown@~1.2.1:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-1.2.2.tgz#3acd2e0b75d1669924bc0a4b642851131173e1eb"
-  dependencies:
-    abstract-leveldown "~2.6.0"
-
 deferred-leveldown@~4.0.0:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-4.0.2.tgz#0b0570087827bf480a23494b398f04c128c19a20"
@@ -5876,7 +5834,6 @@ ethereum-types@^3.5.0:
 ethereum-types@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/ethereum-types/-/ethereum-types-3.6.0.tgz#7cf0a7258537b1f8d113dd51d050189a742a9a6e"
-  integrity sha512-iJX96C9W1elWhCZKUiSQfWn9fC+EO+xU2TvAE/p7QhMwcGibihKsxcG27B/4WZAudd8jNoeIhY4PH2qQPLuUfw==
   dependencies:
     "@types/node" "12.12.54"
     bignumber.js "~9.0.0"
@@ -5976,18 +5933,6 @@ ethereumjs-tx@^1.1.1, ethereumjs-tx@^1.2.0, ethereumjs-tx@^1.2.2, ethereumjs-tx@
     ethereum-common "^0.0.18"
     ethereumjs-util "^5.0.0"
 
-ethereumjs-util@6.1.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz#e9c51e5549e8ebd757a339cc00f5380507e799c8"
-  dependencies:
-    bn.js "^4.11.0"
-    create-hash "^1.1.2"
-    ethjs-util "0.1.6"
-    keccak "^1.0.2"
-    rlp "^2.0.0"
-    safe-buffer "^5.1.1"
-    secp256k1 "^3.0.1"
-
 ethereumjs-util@6.2.1, ethereumjs-util@^6.0.0, ethereumjs-util@^6.1.0, ethereumjs-util@^6.2.0:
   version "6.2.1"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz#fcb4e4dd5ceacb9d2305426ab1a5cd93e3163b69"
@@ -6010,7 +5955,7 @@ ethereumjs-util@^4.3.0:
     ethereum-cryptography "^0.1.3"
     rlp "^2.0.0"
 
-ethereumjs-util@^5.0.0, ethereumjs-util@^5.0.1, ethereumjs-util@^5.1.1, ethereumjs-util@^5.1.2, ethereumjs-util@^5.1.3, ethereumjs-util@^5.1.5:
+ethereumjs-util@^5.0.0, ethereumjs-util@^5.0.1, ethereumjs-util@^5.1.1, ethereumjs-util@^5.1.2, ethereumjs-util@^5.1.3, ethereumjs-util@^5.1.5, ethereumjs-util@^5.2.0:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-5.2.1.tgz#a833f0e5fca7e5b361384dc76301a721f537bf65"
   dependencies:
@@ -6352,7 +6297,6 @@ fake-merkle-patricia-tree@^1.0.1:
 fast-abi@^0.0.4:
   version "0.0.4"
   resolved "https://registry.yarnpkg.com/fast-abi/-/fast-abi-0.0.4.tgz#c6a547d0fe75862a9eea6fe5aa7ab135e6ab62a0"
-  integrity sha512-BM/x54z6i5L+VnHk1c1xt4sSlx4SCIZNQJ3tNBrM88ytOSd/JY/2pRVkx/RxY3sdF6X5exgB6YVemCqVLzQzUA==
   dependencies:
     "@mapbox/node-pre-gyp" "^1.0.4"
     cargo-cp-artifact "^0.1.6"
@@ -6697,11 +6641,11 @@ functional-red-black-tree@^1.0.1, functional-red-black-tree@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
 
-ganache-cli@6.8.0-istanbul.0:
-  version "6.8.0-istanbul.0"
-  resolved "https://registry.yarnpkg.com/ganache-cli/-/ganache-cli-6.8.0-istanbul.0.tgz#ec19bc08ff30d250ae13c6f57c16069ecf583fa6"
+ganache-cli@6.12.2:
+  version "6.12.2"
+  resolved "https://registry.yarnpkg.com/ganache-cli/-/ganache-cli-6.12.2.tgz#c0920f7db0d4ac062ffe2375cb004089806f627a"
   dependencies:
-    ethereumjs-util "6.1.0"
+    ethereumjs-util "6.2.1"
     source-map-support "0.5.12"
     yargs "13.2.4"
 
@@ -7364,10 +7308,6 @@ ignore@^4.0.3, ignore@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
 
-immediate@^3.2.3:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.3.0.tgz#1aef225517836bcdf7f2a2de2600c79ff0269266"
-
 immediate@~3.2.3:
   version "3.2.3"
   resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.2.3.tgz#d140fa8f614659bd6541233097ddaac25cdd991c"
@@ -8133,15 +8073,6 @@ keccak@3.0.1, keccak@^3.0.0:
     node-addon-api "^2.0.0"
     node-gyp-build "^4.2.0"
 
-keccak@^1.0.2:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/keccak/-/keccak-1.4.0.tgz#572f8a6dbee8e7b3aa421550f9e6408ca2186f80"
-  dependencies:
-    bindings "^1.2.1"
-    inherits "^2.0.3"
-    nan "^2.2.1"
-    safe-buffer "^5.1.0"
-
 keyv@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/keyv/-/keyv-3.1.0.tgz#ecc228486f69991e49e9476485a5be1e8fc5c4d9"
@@ -8249,28 +8180,12 @@ level-codec@^9.0.0:
   dependencies:
     buffer "^5.6.0"
 
-level-codec@~7.0.0:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/level-codec/-/level-codec-7.0.1.tgz#341f22f907ce0f16763f24bddd681e395a0fb8a7"
-
-level-errors@^1.0.3:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.1.2.tgz#4399c2f3d3ab87d0625f7e3676e2d807deff404d"
-  dependencies:
-    errno "~0.1.1"
-
 level-errors@^2.0.0, level-errors@~2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-2.0.1.tgz#2132a677bf4e679ce029f517c2f17432800c05c8"
   dependencies:
     errno "~0.1.1"
 
-level-errors@~1.0.3:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.0.5.tgz#83dbfb12f0b8a2516bdc9a31c4876038e227b859"
-  dependencies:
-    errno "~0.1.1"
-
 level-iterator-stream@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-2.0.3.tgz#ccfff7c046dcf47955ae9a86f46dfa06a31688b4"
@@ -8279,15 +8194,6 @@ level-iterator-stream@^2.0.3:
     readable-stream "^2.0.5"
     xtend "^4.0.0"
 
-level-iterator-stream@~1.3.0:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-1.3.1.tgz#e43b78b1a8143e6fa97a4f485eb8ea530352f2ed"
-  dependencies:
-    inherits "^2.0.1"
-    level-errors "^1.0.3"
-    readable-stream "^1.0.33"
-    xtend "^4.0.0"
-
 level-iterator-stream@~3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-3.0.1.tgz#2c98a4f8820d87cdacab3132506815419077c730"
@@ -8331,12 +8237,13 @@ level-sublevel@6.6.4:
     typewiselite "~1.0.0"
     xtend "~4.0.0"
 
-level-ws@0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-0.0.0.tgz#372e512177924a00424b0b43aef2bb42496d228b"
+level-ws@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-1.0.0.tgz#19a22d2d4ac57b18cc7c6ecc4bd23d899d8f603b"
   dependencies:
-    readable-stream "~1.0.15"
-    xtend "~2.1.1"
+    inherits "^2.0.3"
+    readable-stream "^2.2.8"
+    xtend "^4.0.1"
 
 levelup@3.1.1, levelup@^3.0.0:
   version "3.1.1"
@@ -8347,18 +8254,6 @@ levelup@3.1.1, levelup@^3.0.0:
     level-iterator-stream "~3.0.0"
     xtend "~4.0.0"
 
-levelup@^1.2.1:
-  version "1.3.9"
-  resolved "https://registry.yarnpkg.com/levelup/-/levelup-1.3.9.tgz#2dbcae845b2bb2b6bea84df334c475533bbd82ab"
-  dependencies:
-    deferred-leveldown "~1.2.1"
-    level-codec "~7.0.0"
-    level-errors "~1.0.3"
-    level-iterator-stream "~1.3.0"
-    prr "~1.0.1"
-    semver "~5.4.1"
-    xtend "~4.0.0"
-
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -8720,17 +8615,6 @@ mem@^4.0.0:
     mimic-fn "^2.0.0"
     p-is-promise "^2.0.0"
 
-memdown@^1.0.0:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/memdown/-/memdown-1.4.1.tgz#b4e4e192174664ffbae41361aa500f3119efe215"
-  dependencies:
-    abstract-leveldown "~2.7.1"
-    functional-red-black-tree "^1.0.1"
-    immediate "^3.2.3"
-    inherits "~2.0.1"
-    ltgt "~2.2.0"
-    safe-buffer "~5.1.1"
-
 memdown@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/memdown/-/memdown-3.0.0.tgz#93aca055d743b20efc37492e9e399784f2958309"
@@ -8806,15 +8690,14 @@ merge2@^1.2.3:
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
 
 merkle-patricia-tree@3.0.0, merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-2.3.2.tgz#982ca1b5a0fde00eed2f6aeed1f9152860b8208a"
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-3.0.0.tgz#448d85415565df72febc33ca362b8b614f5a58f8"
   dependencies:
-    async "^1.4.2"
-    ethereumjs-util "^5.0.0"
-    level-ws "0.0.0"
-    levelup "^1.2.1"
-    memdown "^1.0.0"
-    readable-stream "^2.0.0"
+    async "^2.6.1"
+    ethereumjs-util "^5.2.0"
+    level-mem "^3.0.1"
+    level-ws "^1.0.0"
+    readable-stream "^3.0.6"
     rlp "^2.0.0"
     semaphore ">=1.0.1"
 
@@ -9169,7 +9052,7 @@ nan@2.13.2:
   version "2.13.2"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.13.2.tgz#f51dc7ae66ba7d5d55e1e6d4d8092e802c9aefe7"
 
-nan@^2.13.2, nan@^2.14.0, nan@^2.2.1:
+nan@^2.13.2, nan@^2.14.0:
   version "2.14.2"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.2.tgz#f5376400695168f4cc694ac9393d0c9585eeea19"
 
@@ -10566,7 +10449,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
   dependencies:
     mute-stream "~0.0.4"
 
-"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.2.9, readable-stream@^2.3.0, readable-stream@^2.3.3, readable-stream@^2.3.5, readable-stream@^2.3.6, readable-stream@~2.3.6:
+"readable-stream@1 || 2", readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.2.8, readable-stream@^2.2.9, readable-stream@^2.3.0, readable-stream@^2.3.3, readable-stream@^2.3.5, readable-stream@^2.3.6, readable-stream@~2.3.6:
   version "2.3.7"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
   dependencies:
@@ -10578,7 +10461,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-"readable-stream@2 || 3", readable-stream@^3.0.2, readable-stream@^3.1.1, readable-stream@^3.4.0, readable-stream@^3.6.0:
+"readable-stream@2 || 3", readable-stream@^3.0.2, readable-stream@^3.0.6, readable-stream@^3.1.1, readable-stream@^3.4.0, readable-stream@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   dependencies:
@@ -10586,7 +10469,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
     string_decoder "^1.1.1"
     util-deprecate "^1.0.1"
 
-"readable-stream@>=1.0.33-1 <1.1.0-0", readable-stream@~1.0.15, readable-stream@~1.0.26:
+"readable-stream@>=1.0.33-1 <1.1.0-0", readable-stream@~1.0.26:
   version "1.0.34"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
   dependencies:
@@ -10595,7 +10478,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
-readable-stream@^1.0.33, readable-stream@~1.1.9:
+readable-stream@~1.1.9:
   version "1.1.14"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   dependencies:
@@ -11059,10 +10942,6 @@ semver@^7.3.4:
   dependencies:
     lru-cache "^6.0.0"
 
-semver@~5.4.1:
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
-
 send@0.17.1:
   version "0.17.1"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"