feat: Curve V2 (#262)

* feat: Curve V2

* fix: CurveV2 gas schedule, remove unused import from MixinCurveV2

* feat: FQT address update

* chore: Curve V2 exchange_underlying, adding Polygon atricrypto pool

* prettier

* feat: FQT Polygon address update

* feat: FQT address update

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

@@ -27,6 +27,7 @@ import "./mixins/MixinBalancerV2.sol";
 import "./mixins/MixinBancor.sol";
 import "./mixins/MixinCoFiX.sol";
 import "./mixins/MixinCurve.sol";
+import "./mixins/MixinCurveV2.sol";
 import "./mixins/MixinCryptoCom.sol";
 import "./mixins/MixinDodo.sol";
 import "./mixins/MixinDodoV2.sol";
@@ -50,6 +51,7 @@ contract BridgeAdapter is
     MixinBancor,
     MixinCoFiX,
     MixinCurve,
+    MixinCurveV2,
     MixinCryptoCom,
     MixinDodo,
     MixinDodoV2,
@@ -73,6 +75,7 @@ contract BridgeAdapter is
         MixinBancor(weth)
         MixinCoFiX()
         MixinCurve(weth)
+        MixinCurveV2()
         MixinCryptoCom()
         MixinDodo()
         MixinDodoV2()
@@ -107,6 +110,13 @@ contract BridgeAdapter is
                 sellAmount,
                 order.bridgeData
             );
+        } else if (protocolId == BridgeProtocols.CURVEV2) {
+            boughtAmount = _tradeCurveV2(
+                sellToken,
+                buyToken,
+                sellAmount,
+                order.bridgeData
+            );
         } else if (protocolId == BridgeProtocols.UNISWAPV3) {
             boughtAmount = _tradeUniswapV3(
                 sellToken,

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

@@ -47,4 +47,5 @@ library BridgeProtocols {
     uint128 internal constant BALANCERV2  = 17;
     uint128 internal constant UNISWAPV3   = 18;
     uint128 internal constant KYBERDMM    = 19;
+    uint128 internal constant CURVEV2     = 20;
 }

contracts/zero-ex/contracts/src/transformers/bridges/mixins/MixinCurveV2.sol

@@ -0,0 +1,71 @@
+// 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-utils/contracts/src/v06/errors/LibRichErrorsV06.sol";
+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";
+
+contract MixinCurveV2 {
+
+    using LibERC20TokenV06 for IERC20TokenV06;
+    using LibSafeMathV06 for uint256;
+    using LibRichErrorsV06 for bytes;
+
+    struct CurveBridgeDataV2 {
+        address curveAddress;
+        bytes4 exchangeFunctionSelector;
+        int128 fromCoinIdx;
+        int128 toCoinIdx;
+    }
+
+    function _tradeCurveV2(
+        IERC20TokenV06 sellToken,
+        IERC20TokenV06 buyToken,
+        uint256 sellAmount,
+        bytes memory bridgeData
+    )
+        internal
+        returns (uint256 boughtAmount)
+    {
+        // Decode the bridge data to get the Curve metadata.
+        CurveBridgeDataV2 memory data = abi.decode(bridgeData, (CurveBridgeDataV2));
+        sellToken.approveIfBelow(data.curveAddress, sellAmount);
+
+        uint256 beforeBalance = buyToken.balanceOf(address(this));
+        (bool success, bytes memory resultData) =
+            data.curveAddress.call(abi.encodeWithSelector(
+                data.exchangeFunctionSelector,
+                data.fromCoinIdx,
+                data.toCoinIdx,
+                // dx
+                sellAmount,
+                // min dy
+                1
+            ));
+        if (!success) {
+            resultData.rrevert();
+        }
+
+        return buyToken.balanceOf(address(this)).safeSub(beforeBalance);
+    }
+}

contracts/zero-ex/package.json

@@ -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|FeeCollector|FeeCollectorController|FillQuoteTransformer|FixinCommon|FixinEIP712|FixinProtocolFees|FixinReentrancyGuard|FixinTokenSpender|FlashWallet|FullMigration|IBatchFillNativeOrdersFeature|IBootstrapFeature|IBridgeAdapter|IERC20Bridge|IERC20Transformer|IFeature|IFlashWallet|ILiquidityProvider|ILiquidityProviderFeature|ILiquidityProviderSandbox|IMetaTransactionsFeature|IMooniswapPool|IMultiplexFeature|INativeOrdersEvents|INativeOrdersFeature|IOtcOrdersFeature|IOwnableFeature|IPancakeSwapFeature|ISimpleFunctionRegistryFeature|IStaking|ITestSimpleFunctionRegistryFeature|ITokenSpenderFeature|ITransformERC20Feature|IUniswapFeature|IUniswapV2Pair|IUniswapV3Feature|IUniswapV3Pool|IZeroEx|InitialMigration|LibBootstrap|LibCommonRichErrors|LibERC20Transformer|LibFeeCollector|LibLiquidityProviderRichErrors|LibMetaTransactionsRichErrors|LibMetaTransactionsStorage|LibMigrate|LibNativeOrder|LibNativeOrdersRichErrors|LibNativeOrdersStorage|LibOtcOrdersStorage|LibOwnableRichErrors|LibOwnableStorage|LibProxyRichErrors|LibProxyStorage|LibReentrancyGuardStorage|LibSignature|LibSignatureRichErrors|LibSimpleFunctionRegistryRichErrors|LibSimpleFunctionRegistryStorage|LibStorage|LibTransformERC20RichErrors|LibTransformERC20Storage|LibWalletRichErrors|LiquidityProviderFeature|LiquidityProviderSandbox|LogMetadataTransformer|MetaTransactionsFeature|MixinBalancer|MixinBalancerV2|MixinBancor|MixinCoFiX|MixinCryptoCom|MixinCurve|MixinDodo|MixinDodoV2|MixinKyber|MixinKyberDmm|MixinMStable|MixinMakerPSM|MixinMooniswap|MixinNerve|MixinOasis|MixinShell|MixinUniswap|MixinUniswapV2|MixinUniswapV3|MixinZeroExBridge|MooniswapLiquidityProvider|MultiplexFeature|NativeOrdersCancellation|NativeOrdersFeature|NativeOrdersInfo|NativeOrdersProtocolFees|NativeOrdersSettlement|OtcOrdersFeature|OwnableFeature|PancakeSwapFeature|PayTakerTransformer|PermissionlessTransformerDeployer|PositiveSlippageFeeTransformer|SimpleFunctionRegistryFeature|TestBridge|TestCallTarget|TestCurve|TestDelegateCaller|TestFeeCollectorController|TestFillQuoteTransformerBridge|TestFillQuoteTransformerExchange|TestFillQuoteTransformerHost|TestFixinProtocolFees|TestFixinTokenSpender|TestFullMigration|TestInitialMigration|TestLibNativeOrder|TestLibSignature|TestLiquidityProvider|TestMetaTransactionsNativeOrdersFeature|TestMetaTransactionsTransformERC20Feature|TestMigrator|TestMintTokenERC20Transformer|TestMintableERC20Token|TestMooniswap|TestNativeOrdersFeature|TestNoEthRecipient|TestOrderSignerRegistryWithContractWallet|TestPermissionlessTransformerDeployerSuicidal|TestPermissionlessTransformerDeployerTransformer|TestRfqOriginRegistration|TestSimpleFunctionRegistryFeatureImpl1|TestSimpleFunctionRegistryFeatureImpl2|TestStaking|TestTokenSpenderERC20Token|TestTransformERC20|TestTransformerBase|TestTransformerDeployerTransformer|TestTransformerHost|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|FeeCollector|FeeCollectorController|FillQuoteTransformer|FixinCommon|FixinEIP712|FixinProtocolFees|FixinReentrancyGuard|FixinTokenSpender|FlashWallet|FullMigration|IBatchFillNativeOrdersFeature|IBootstrapFeature|IBridgeAdapter|IERC20Bridge|IERC20Transformer|IFeature|IFlashWallet|ILiquidityProvider|ILiquidityProviderFeature|ILiquidityProviderSandbox|IMetaTransactionsFeature|IMooniswapPool|IMultiplexFeature|INativeOrdersEvents|INativeOrdersFeature|IOtcOrdersFeature|IOwnableFeature|IPancakeSwapFeature|ISimpleFunctionRegistryFeature|IStaking|ITestSimpleFunctionRegistryFeature|ITokenSpenderFeature|ITransformERC20Feature|IUniswapFeature|IUniswapV2Pair|IUniswapV3Feature|IUniswapV3Pool|IZeroEx|InitialMigration|LibBootstrap|LibCommonRichErrors|LibERC20Transformer|LibFeeCollector|LibLiquidityProviderRichErrors|LibMetaTransactionsRichErrors|LibMetaTransactionsStorage|LibMigrate|LibNativeOrder|LibNativeOrdersRichErrors|LibNativeOrdersStorage|LibOtcOrdersStorage|LibOwnableRichErrors|LibOwnableStorage|LibProxyRichErrors|LibProxyStorage|LibReentrancyGuardStorage|LibSignature|LibSignatureRichErrors|LibSimpleFunctionRegistryRichErrors|LibSimpleFunctionRegistryStorage|LibStorage|LibTransformERC20RichErrors|LibTransformERC20Storage|LibWalletRichErrors|LiquidityProviderFeature|LiquidityProviderSandbox|LogMetadataTransformer|MetaTransactionsFeature|MixinBalancer|MixinBalancerV2|MixinBancor|MixinCoFiX|MixinCryptoCom|MixinCurve|MixinCurveV2|MixinDodo|MixinDodoV2|MixinKyber|MixinKyberDmm|MixinMStable|MixinMakerPSM|MixinMooniswap|MixinNerve|MixinOasis|MixinShell|MixinUniswap|MixinUniswapV2|MixinUniswapV3|MixinZeroExBridge|MooniswapLiquidityProvider|MultiplexFeature|NativeOrdersCancellation|NativeOrdersFeature|NativeOrdersInfo|NativeOrdersProtocolFees|NativeOrdersSettlement|OtcOrdersFeature|OwnableFeature|PancakeSwapFeature|PayTakerTransformer|PermissionlessTransformerDeployer|PositiveSlippageFeeTransformer|SimpleFunctionRegistryFeature|TestBridge|TestCallTarget|TestCurve|TestDelegateCaller|TestFeeCollectorController|TestFillQuoteTransformerBridge|TestFillQuoteTransformerExchange|TestFillQuoteTransformerHost|TestFixinProtocolFees|TestFixinTokenSpender|TestFullMigration|TestInitialMigration|TestLibNativeOrder|TestLibSignature|TestLiquidityProvider|TestMetaTransactionsNativeOrdersFeature|TestMetaTransactionsTransformERC20Feature|TestMigrator|TestMintTokenERC20Transformer|TestMintableERC20Token|TestMooniswap|TestNativeOrdersFeature|TestNoEthRecipient|TestOrderSignerRegistryWithContractWallet|TestPermissionlessTransformerDeployerSuicidal|TestPermissionlessTransformerDeployerTransformer|TestRfqOriginRegistration|TestSimpleFunctionRegistryFeatureImpl1|TestSimpleFunctionRegistryFeatureImpl2|TestStaking|TestTokenSpenderERC20Token|TestTransformERC20|TestTransformerBase|TestTransformerDeployerTransformer|TestTransformerHost|TestUniswapV3Factory|TestUniswapV3Feature|TestUniswapV3Pool|TestWeth|TestWethTransformerHost|TestZeroExFeature|TransformERC20Feature|Transformer|TransformerDeployer|UniswapFeature|UniswapV3Feature|WethTransformer|ZeroEx|ZeroExOptimized).json"
     },
     "repository": {
         "type": "git",

contracts/zero-ex/test/artifacts.ts

@@ -85,6 +85,7 @@ import * as MixinBancor from '../test/generated-artifacts/MixinBancor.json';
 import * as MixinCoFiX from '../test/generated-artifacts/MixinCoFiX.json';
 import * as MixinCryptoCom from '../test/generated-artifacts/MixinCryptoCom.json';
 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 MixinKyber from '../test/generated-artifacts/MixinKyber.json';
@@ -258,6 +259,7 @@ export const artifacts = {
     MixinCoFiX: MixinCoFiX as ContractArtifact,
     MixinCryptoCom: MixinCryptoCom as ContractArtifact,
     MixinCurve: MixinCurve as ContractArtifact,
+    MixinCurveV2: MixinCurveV2 as ContractArtifact,
     MixinDodo: MixinDodo as ContractArtifact,
     MixinDodoV2: MixinDodoV2 as ContractArtifact,
     MixinKyber: MixinKyber as ContractArtifact,

contracts/zero-ex/test/wrappers.ts

@@ -83,6 +83,7 @@ export * from '../test/generated-wrappers/mixin_bancor';
 export * from '../test/generated-wrappers/mixin_co_fi_x';
 export * from '../test/generated-wrappers/mixin_crypto_com';
 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_kyber';

contracts/zero-ex/tsconfig.json

@@ -116,6 +116,7 @@
         "test/generated-artifacts/MixinCoFiX.json",
         "test/generated-artifacts/MixinCryptoCom.json",
         "test/generated-artifacts/MixinCurve.json",
+        "test/generated-artifacts/MixinCurveV2.json",
         "test/generated-artifacts/MixinDodo.json",
         "test/generated-artifacts/MixinDodoV2.json",
         "test/generated-artifacts/MixinKyber.json",

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

@@ -12,6 +12,8 @@ import {
     CRYPTO_COM_ROUTER_BY_CHAIN_ID,
     CURVE_MAINNET_INFOS,
     CURVE_POLYGON_INFOS,
+    CURVE_V2_MAINNET_INFOS,
+    CURVE_V2_POLYGON_INFOS,
     DFYN_ROUTER_BY_CHAIN_ID,
     ELLIPSIS_BSC_INFOS,
     JULSWAP_ROUTER_BY_CHAIN_ID,
@@ -107,20 +109,44 @@ export function getCurveInfosForPair(chainId: ChainId, takerToken: string, maker
             return Object.values(CURVE_MAINNET_INFOS).filter(c =>
                 [makerToken, takerToken].every(
                     t =>
-                        (c.tokens.includes(t) && c.metaToken === undefined) ||
+                        (c.tokens.includes(t) && c.metaTokens === undefined) ||
                         (c.tokens.includes(t) &&
-                            c.metaToken !== undefined &&
+                            [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-                            [makerToken, takerToken].includes(c.metaToken)),
                 ),
             );
         case ChainId.Polygon:
             return Object.values(CURVE_POLYGON_INFOS).filter(c =>
                 [makerToken, takerToken].every(
                     t =>
-                        (c.tokens.includes(t) && c.metaToken === undefined) ||
+                        (c.tokens.includes(t) && c.metaTokens === undefined) ||
                         (c.tokens.includes(t) &&
-                            c.metaToken !== undefined &&
+                            [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-                            [makerToken, takerToken].includes(c.metaToken)),
+                ),
+            );
+        default:
+            return [];
+    }
+}
+
+// tslint:disable completed-docs
+export function getCurveV2InfosForPair(chainId: ChainId, takerToken: string, makerToken: string): CurveInfo[] {
+    switch (chainId) {
+        case ChainId.Mainnet:
+            return Object.values(CURVE_V2_MAINNET_INFOS).filter(c =>
+                [makerToken, takerToken].every(
+                    t =>
+                        (c.tokens.includes(t) && c.metaTokens === undefined) ||
+                        (c.tokens.includes(t) &&
+                            [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
+                ),
+            );
+        case ChainId.Polygon:
+            return Object.values(CURVE_V2_POLYGON_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),
                 ),
             );
         default:
@@ -135,8 +161,8 @@ export function getSwerveInfosForPair(chainId: ChainId, takerToken: string, make
     return Object.values(SWERVE_MAINNET_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -148,8 +174,8 @@ export function getSnowSwapInfosForPair(chainId: ChainId, takerToken: string, ma
     return Object.values(SNOWSWAP_MAINNET_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -161,8 +187,8 @@ export function getNerveInfosForPair(chainId: ChainId, takerToken: string, maker
     return Object.values(NERVE_BSC_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -174,8 +200,8 @@ export function getBeltInfosForPair(chainId: ChainId, takerToken: string, makerT
     return Object.values(BELT_BSC_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -187,8 +213,8 @@ export function getEllipsisInfosForPair(chainId: ChainId, takerToken: string, ma
     return Object.values(ELLIPSIS_BSC_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -198,20 +224,18 @@ export function getSmoothyInfosForPair(chainId: ChainId, takerToken: string, mak
         return Object.values(SMOOTHY_BSC_INFOS).filter(c =>
             [makerToken, takerToken].every(
                 t =>
-                    (c.tokens.includes(t) && c.metaToken === undefined) ||
+                    (c.tokens.includes(t) && c.metaTokens === undefined) ||
                     (c.tokens.includes(t) &&
-                        c.metaToken !== undefined &&
+                        [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-                        [makerToken, takerToken].includes(c.metaToken)),
             ),
         );
     } else if (chainId === ChainId.Mainnet) {
         return Object.values(SMOOTHY_MAINNET_INFOS).filter(c =>
             [makerToken, takerToken].every(
                 t =>
-                    (c.tokens.includes(t) && c.metaToken === undefined) ||
+                    (c.tokens.includes(t) && c.metaTokens === undefined) ||
                     (c.tokens.includes(t) &&
-                        c.metaToken !== undefined &&
+                        [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
-                        [makerToken, takerToken].includes(c.metaToken)),
             ),
         );
     } else {
@@ -226,8 +250,8 @@ export function getSaddleInfosForPair(chainId: ChainId, takerToken: string, make
     return Object.values(SADDLE_MAINNET_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -239,8 +263,8 @@ export function getXSigmaInfosForPair(chainId: ChainId, takerToken: string, make
     return Object.values(XSIGMA_MAINNET_INFOS).filter(c =>
         [makerToken, takerToken].every(
             t =>
-                (c.tokens.includes(t) && c.metaToken === undefined) ||
+                (c.tokens.includes(t) && c.metaTokens === undefined) ||
-                (c.tokens.includes(t) && c.metaToken !== undefined && [makerToken, takerToken].includes(c.metaToken)),
+                (c.tokens.includes(t) && [makerToken, takerToken].filter(v => c.metaTokens?.includes(v)).length > 0),
         ),
     );
 }
@@ -274,6 +298,7 @@ export function getCurveLikeInfosForPair(
     makerToken: string,
     source:
         | ERC20BridgeSource.Curve
+        | ERC20BridgeSource.CurveV2
         | ERC20BridgeSource.Swerve
         | ERC20BridgeSource.SnowSwap
         | ERC20BridgeSource.Nerve
@@ -288,6 +313,9 @@ export function getCurveLikeInfosForPair(
         case ERC20BridgeSource.Curve:
             pools = getCurveInfosForPair(chainId, takerToken, makerToken);
             break;
+        case ERC20BridgeSource.CurveV2:
+            pools = getCurveV2InfosForPair(chainId, takerToken, makerToken);
+            break;
         case ERC20BridgeSource.Swerve:
             pools = getSwerveInfosForPair(chainId, takerToken, makerToken);
             break;

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

@@ -94,6 +94,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Saddle,
             ERC20BridgeSource.XSigma,
             ERC20BridgeSource.UniswapV3,
+            ERC20BridgeSource.CurveV2,
         ]),
         [ChainId.Ropsten]: new SourceFilters([
             ERC20BridgeSource.Kyber,
@@ -136,6 +137,7 @@ export const SELL_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.DodoV2,
             ERC20BridgeSource.Dodo,
+            ERC20BridgeSource.CurveV2,
         ]),
     },
     new SourceFilters([]),
@@ -176,6 +178,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Saddle,
             ERC20BridgeSource.XSigma,
             ERC20BridgeSource.UniswapV3,
+            ERC20BridgeSource.CurveV2,
         ]),
         [ChainId.Ropsten]: new SourceFilters([
             ERC20BridgeSource.Kyber,
@@ -218,6 +221,7 @@ export const BUY_SOURCE_FILTER_BY_CHAIN_ID = valueByChainId<SourceFilters>(
             ERC20BridgeSource.Curve,
             ERC20BridgeSource.DodoV2,
             ERC20BridgeSource.Dodo,
+            ERC20BridgeSource.CurveV2,
         ]),
     },
     new SourceFilters([]),
@@ -399,10 +403,18 @@ export const CURVE_POOLS = {
     BUSD: '0x4807862aa8b2bf68830e4c8dc86d0e9a998e085a',
 };
 
+export const CURVE_V2_POOLS = {
+    tricrypto: '0x80466c64868e1ab14a1ddf27a676c3fcbe638fe5',
+};
+
 export const CURVE_POLYGON_POOLS = {
     aave: '0x445fe580ef8d70ff569ab36e80c647af338db351',
 };
 
+export const CURVE_V2_POLYGON_POOLS = {
+    atricrypto: '0x3fcd5de6a9fc8a99995c406c77dda3ed7e406f81',
+};
+
 export const SWERVE_POOLS = {
     y: '0x329239599afb305da0a2ec69c58f8a6697f9f88d',
 };
@@ -523,13 +535,15 @@ export const NATIVE_FEE_TOKEN_AMOUNT_BY_CHAIN_ID = valueByChainId(
 // Order dependent
 const CURVE_TRI_POOL_MAINNET_TOKENS = [MAINNET_TOKENS.DAI, MAINNET_TOKENS.USDC, MAINNET_TOKENS.USDT];
 const CURVE_TRI_BTC_POOL_TOKEN = [MAINNET_TOKENS.RenBTC, MAINNET_TOKENS.WBTC, MAINNET_TOKENS.sBTC];
+const CURVE_POLYGON_ATRICRYPTO_UNDERLYING_TOKENS = [POLYGON_TOKENS.DAI, POLYGON_TOKENS.USDC, POLYGON_TOKENS.USDT];
+const CURVE_POLYGON_ATRICRYPTO_TOKENS = [POLYGON_TOKENS.amDAI, POLYGON_TOKENS.amUSDC, POLYGON_TOKENS.amUSDT];
 
 const createCurveExchangePool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
     exchangeFunctionSelector: CurveFunctionSelectors.exchange,
     sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy,
     buyQuoteFunctionSelector: CurveFunctionSelectors.None,
     tokens: info.tokens,
-    metaToken: undefined,
+    metaTokens: undefined,
     poolAddress: info.pool,
     gasSchedule: info.gasSchedule,
 });
@@ -539,27 +553,47 @@ const createCurveExchangeUnderlyingPool = (info: { tokens: string[]; pool: strin
     sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_underlying,
     buyQuoteFunctionSelector: CurveFunctionSelectors.None,
     tokens: info.tokens,
-    metaToken: undefined,
+    metaTokens: undefined,
     poolAddress: info.pool,
     gasSchedule: info.gasSchedule,
 });
 
-const createCurveMetaTriPool = (info: { token: string; pool: string; gasSchedule: number }) => ({
+const createCurveMetaTriPool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
     exchangeFunctionSelector: CurveFunctionSelectors.exchange_underlying,
     sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_underlying,
     buyQuoteFunctionSelector: CurveFunctionSelectors.None,
-    tokens: [info.token, ...CURVE_TRI_POOL_MAINNET_TOKENS],
+    tokens: [...info.tokens, ...CURVE_TRI_POOL_MAINNET_TOKENS],
-    metaToken: info.token,
+    metaTokens: info.tokens,
     poolAddress: info.pool,
     gasSchedule: info.gasSchedule,
 });
 
-const createCurveMetaTriBtcPool = (info: { token: string; pool: string; gasSchedule: number }) => ({
+const createCurveMetaTriBtcPool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
     exchangeFunctionSelector: CurveFunctionSelectors.exchange_underlying,
     sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_underlying,
     buyQuoteFunctionSelector: CurveFunctionSelectors.None,
-    tokens: [info.token, ...CURVE_TRI_BTC_POOL_TOKEN],
+    tokens: [...info.tokens, ...CURVE_TRI_BTC_POOL_TOKEN],
-    metaToken: info.token,
+    metaTokens: info.tokens,
+    poolAddress: info.pool,
+    gasSchedule: info.gasSchedule,
+});
+
+const createCurveExchangeV2Pool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
+    exchangeFunctionSelector: CurveFunctionSelectors.exchange_v2,
+    sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_v2,
+    buyQuoteFunctionSelector: CurveFunctionSelectors.None,
+    tokens: info.tokens,
+    metaTokens: undefined,
+    poolAddress: info.pool,
+    gasSchedule: info.gasSchedule,
+});
+
+const createCurveV2MetaTriPool = (info: { tokens: string[]; pool: string; gasSchedule: number }) => ({
+    exchangeFunctionSelector: CurveFunctionSelectors.exchange_underlying_v2,
+    sellQuoteFunctionSelector: CurveFunctionSelectors.get_dy_underlying_v2,
+    buyQuoteFunctionSelector: CurveFunctionSelectors.None,
+    tokens: [...CURVE_POLYGON_ATRICRYPTO_UNDERLYING_TOKENS, ...info.tokens],
+    metaTokens: info.tokens,
     poolAddress: info.pool,
     gasSchedule: info.gasSchedule,
 });
@@ -606,52 +640,52 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         gasSchedule: 176e3,
     }),
     [CURVE_POOLS.GUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.GUSD,
+        tokens: [MAINNET_TOKENS.GUSD],
         pool: CURVE_POOLS.GUSD,
         gasSchedule: 411e3,
     }),
     [CURVE_POOLS.HUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.HUSD,
+        tokens: [MAINNET_TOKENS.HUSD],
         pool: CURVE_POOLS.HUSD,
         gasSchedule: 396e3,
     }),
     [CURVE_POOLS.USDN]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.USDN,
+        tokens: [MAINNET_TOKENS.USDN],
         pool: CURVE_POOLS.USDN,
         gasSchedule: 398e3,
     }),
     [CURVE_POOLS.mUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.mUSD,
+        tokens: [MAINNET_TOKENS.mUSD],
         pool: CURVE_POOLS.mUSD,
         gasSchedule: 385e3,
     }),
     [CURVE_POOLS.dUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.dUSD,
+        tokens: [MAINNET_TOKENS.dUSD],
         pool: CURVE_POOLS.dUSD,
         gasSchedule: 371e3,
     }),
     [CURVE_POOLS.tBTC]: createCurveMetaTriBtcPool({
-        token: MAINNET_TOKENS.tBTC,
+        tokens: [MAINNET_TOKENS.tBTC],
         pool: CURVE_POOLS.tBTC,
         gasSchedule: 482e3,
     }),
     [CURVE_POOLS.pBTC]: createCurveMetaTriBtcPool({
-        token: MAINNET_TOKENS.pBTC,
+        tokens: [MAINNET_TOKENS.pBTC],
         pool: CURVE_POOLS.pBTC,
         gasSchedule: 503e3,
     }),
     [CURVE_POOLS.bBTC]: createCurveMetaTriBtcPool({
-        token: MAINNET_TOKENS.bBTC,
+        tokens: [MAINNET_TOKENS.bBTC],
         pool: CURVE_POOLS.bBTC,
         gasSchedule: 497e3,
     }),
     [CURVE_POOLS.oBTC]: createCurveMetaTriBtcPool({
-        token: MAINNET_TOKENS.oBTC,
+        tokens: [MAINNET_TOKENS.oBTC],
         pool: CURVE_POOLS.oBTC,
         gasSchedule: 488e3,
     }),
     [CURVE_POOLS.UST]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.UST,
+        tokens: [MAINNET_TOKENS.UST],
         pool: CURVE_POOLS.UST,
         gasSchedule: 340e3,
     }),
@@ -681,7 +715,7 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         gasSchedule: 580e3,
     }),
     [CURVE_POOLS.USDP]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.USDP,
+        tokens: [MAINNET_TOKENS.USDP],
         pool: CURVE_POOLS.USDP,
         gasSchedule: 374e3,
     }),
@@ -696,32 +730,32 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         gasSchedule: 319e3,
     }),
     [CURVE_POOLS.TUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.TUSD,
+        tokens: [MAINNET_TOKENS.TUSD],
         pool: CURVE_POOLS.TUSD,
         gasSchedule: 404e3,
     }),
     [CURVE_POOLS.STABLEx]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.STABLEx,
+        tokens: [MAINNET_TOKENS.STABLEx],
         pool: CURVE_POOLS.STABLEx,
         gasSchedule: 397e3,
     }),
     [CURVE_POOLS.alUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.alUSD,
+        tokens: [MAINNET_TOKENS.alUSD],
         pool: CURVE_POOLS.alUSD,
         gasSchedule: 387e3,
     }),
     [CURVE_POOLS.FRAX]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.FRAX,
+        tokens: [MAINNET_TOKENS.FRAX],
         pool: CURVE_POOLS.FRAX,
         gasSchedule: 387e3,
     }),
     [CURVE_POOLS.LUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.LUSD,
+        tokens: [MAINNET_TOKENS.LUSD],
         pool: CURVE_POOLS.LUSD,
         gasSchedule: 387e3,
     }),
     [CURVE_POOLS.BUSD]: createCurveMetaTriPool({
-        token: MAINNET_TOKENS.BUSD,
+        tokens: [MAINNET_TOKENS.BUSD],
         pool: CURVE_POOLS.BUSD,
         gasSchedule: 387e3,
     }),
@@ -745,19 +779,35 @@ export const CURVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
     }),
 };
 
+export const CURVE_V2_MAINNET_INFOS: { [name: string]: CurveInfo } = {
+    [CURVE_V2_POOLS.tricrypto]: createCurveExchangeV2Pool({
+        tokens: [MAINNET_TOKENS.USDT, MAINNET_TOKENS.WBTC, MAINNET_TOKENS.WETH],
+        pool: CURVE_V2_POOLS.tricrypto,
+        gasSchedule: 300e3,
+    }),
+};
+
 export const CURVE_POLYGON_INFOS: { [name: string]: CurveInfo } = {
     ['aave_exchangeunderlying']: createCurveExchangeUnderlyingPool({
-        tokens: [POLYGON_TOKENS.DAI, POLYGON_TOKENS.USDC, POLYGON_TOKENS.USDT],
+        tokens: CURVE_POLYGON_ATRICRYPTO_UNDERLYING_TOKENS,
         pool: CURVE_POLYGON_POOLS.aave,
         gasSchedule: 300e3,
     }),
     ['aave_exchange']: createCurveExchangePool({
-        tokens: [POLYGON_TOKENS.amDAI, POLYGON_TOKENS.amUSDC, POLYGON_TOKENS.amUSDT],
+        tokens: CURVE_POLYGON_ATRICRYPTO_TOKENS,
         pool: CURVE_POLYGON_POOLS.aave,
         gasSchedule: 150e3,
     }),
 };
 
+export const CURVE_V2_POLYGON_INFOS: { [name: string]: CurveInfo } = {
+    [CURVE_V2_POLYGON_POOLS.atricrypto]: createCurveV2MetaTriPool({
+        tokens: [POLYGON_TOKENS.WBTC, POLYGON_TOKENS.WETH],
+        pool: CURVE_V2_POLYGON_POOLS.atricrypto,
+        gasSchedule: 300e3,
+    }),
+};
+
 export const SWERVE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
     [SWERVE_POOLS.y]: createCurveExchangePool({
         tokens: [MAINNET_TOKENS.DAI, MAINNET_TOKENS.USDC, MAINNET_TOKENS.USDT, MAINNET_TOKENS.TUSD],
@@ -822,7 +872,7 @@ export const SADDLE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
         poolAddress: SADDLE_POOLS.stables,
         tokens: [MAINNET_TOKENS.DAI, MAINNET_TOKENS.USDC, MAINNET_TOKENS.USDT],
-        metaToken: undefined,
+        metaTokens: undefined,
         gasSchedule: 150e3,
     },
     [SADDLE_POOLS.bitcoins]: {
@@ -831,7 +881,7 @@ export const SADDLE_MAINNET_INFOS: { [name: string]: CurveInfo } = {
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
         poolAddress: SADDLE_POOLS.bitcoins,
         tokens: [MAINNET_TOKENS.tBTC, MAINNET_TOKENS.WBTC, MAINNET_TOKENS.RenBTC, MAINNET_TOKENS.sBTC],
-        metaToken: undefined,
+        metaTokens: undefined,
         gasSchedule: 150e3,
     },
 };
@@ -852,7 +902,7 @@ export const SMOOTHY_MAINNET_INFOS: { [name: string]: CurveInfo } = {
             MAINNET_TOKENS.PAX,
             MAINNET_TOKENS.GUSD,
         ],
-        metaToken: undefined,
+        metaTokens: undefined,
         gasSchedule: 190e3,
     },
 };
@@ -864,7 +914,7 @@ export const SMOOTHY_BSC_INFOS: { [name: string]: CurveInfo } = {
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
         poolAddress: SMOOTHY_POOLS.syUSD,
         tokens: [BSC_TOKENS.BUSD, BSC_TOKENS.USDT, BSC_TOKENS.USDC, BSC_TOKENS.DAI, BSC_TOKENS.PAX, BSC_TOKENS.UST],
-        metaToken: undefined,
+        metaTokens: undefined,
         gasSchedule: 90e3,
     },
 };
@@ -876,7 +926,7 @@ export const NERVE_BSC_INFOS: { [name: string]: CurveInfo } = {
         buyQuoteFunctionSelector: CurveFunctionSelectors.None,
         poolAddress: NERVE_POOLS.threePool,
         tokens: [BSC_TOKENS.BUSD, BSC_TOKENS.USDT, BSC_TOKENS.USDC],
-        metaToken: undefined,
+        metaTokens: undefined,
         gasSchedule: 140e3,
     },
 };
@@ -1300,6 +1350,7 @@ export const DEFAULT_GAS_SCHEDULE: Required<FeeSchedule> = {
     [ERC20BridgeSource.Eth2Dai]: () => 400e3,
     [ERC20BridgeSource.Kyber]: () => 450e3,
     [ERC20BridgeSource.Curve]: fillData => (fillData as CurveFillData).pool.gasSchedule,
+    [ERC20BridgeSource.CurveV2]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.Swerve]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.SnowSwap]: fillData => (fillData as CurveFillData).pool.gasSchedule,
     [ERC20BridgeSource.Nerve]: fillData => (fillData as CurveFillData).pool.gasSchedule,

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

@@ -161,6 +161,8 @@ export function getErc20BridgeSourceToBridgeSource(source: ERC20BridgeSource): s
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'ComethSwap');
         case ERC20BridgeSource.Dfyn:
             return encodeBridgeSourceId(BridgeProtocol.UniswapV2, 'Dfyn');
+        case ERC20BridgeSource.CurveV2:
+            return encodeBridgeSourceId(BridgeProtocol.CurveV2, 'CurveV2');
         default:
             throw new Error(AggregationError.NoBridgeForSource);
     }
@@ -183,6 +185,7 @@ export function createBridgeDataForBridgeOrder(order: OptimizedMarketBridgeOrder
 
     switch (order.source) {
         case ERC20BridgeSource.Curve:
+        case ERC20BridgeSource.CurveV2:
         case ERC20BridgeSource.Swerve:
         case ERC20BridgeSource.SnowSwap:
         case ERC20BridgeSource.Nerve:
@@ -392,6 +395,7 @@ export const BRIDGE_ENCODERS: {
     ]),
     // Curve like
     [ERC20BridgeSource.Curve]: curveEncoder,
+    [ERC20BridgeSource.CurveV2]: curveEncoder,
     [ERC20BridgeSource.Swerve]: curveEncoder,
     [ERC20BridgeSource.SnowSwap]: curveEncoder,
     [ERC20BridgeSource.Nerve]: curveEncoder,

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

@@ -1213,6 +1213,7 @@ export class SamplerOperations {
                             ),
                         );
                     case ERC20BridgeSource.Curve:
+                    case ERC20BridgeSource.CurveV2:
                     case ERC20BridgeSource.Swerve:
                     case ERC20BridgeSource.SnowSwap:
                     case ERC20BridgeSource.Nerve:
@@ -1466,6 +1467,7 @@ export class SamplerOperations {
                             ),
                         );
                     case ERC20BridgeSource.Curve:
+                    case ERC20BridgeSource.CurveV2:
                     case ERC20BridgeSource.Swerve:
                     case ERC20BridgeSource.SnowSwap:
                     case ERC20BridgeSource.Nerve:

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

@@ -66,6 +66,7 @@ export enum ERC20BridgeSource {
     Saddle = 'Saddle',
     XSigma = 'xSigma',
     UniswapV3 = 'Uniswap_V3',
+    CurveV2 = 'Curve_V2',
     // BSC only
     PancakeSwap = 'PancakeSwap',
     PancakeSwapV2 = 'PancakeSwap_V2',
@@ -96,6 +97,11 @@ export enum CurveFunctionSelectors {
     get_dx_underlying = '0x0e71d1b9',
     get_dy = '0x5e0d443f',
     get_dx = '0x67df02ca',
+    // Curve V2
+    exchange_v2 = '0x5b41b908',
+    exchange_underlying_v2 = '0x65b2489b',
+    get_dy_v2 = '0x556d6e9f',
+    get_dy_underlying_v2 = '0x85f11d1e',
     // Smoothy
     swap_uint256 = '0x5673b02d', // swap(uint256,uint256,uint256,uint256)
     get_swap_amount = '0x45cf2ef6', // getSwapAmount(uint256,uint256,uint256)
@@ -114,7 +120,7 @@ export interface CurveInfo {
     buyQuoteFunctionSelector: CurveFunctionSelectors;
     poolAddress: string;
     tokens: string[];
-    metaToken: string | undefined;
+    metaTokens: string[] | undefined;
     gasSchedule: number;
 }
 

packages/contract-addresses/addresses.json

@@ -36,7 +36,7 @@
             "wethTransformer": "0xb2bc06a4efb20fc6553a69dbfa49b7be938034a7",
             "payTakerTransformer": "0x4638a7ebe75b911b995d0ec73a81e4f85f41f24e",
             "affiliateFeeTransformer": "0xda6d9fc5998f550a094585cf9171f0e8ee3ac59f",
-            "fillQuoteTransformer": "0xd12a34076a4d9eac4cb82d87411d958641d0db9b",
+            "fillQuoteTransformer": "0x75665d9a15a5212db8668bc3eb46fe09df8335af",
             "positiveSlippageFeeTransformer": "0xa9416ce1dbde8d331210c07b5c253d94ee4cc3fd"
         }
     },
@@ -77,7 +77,7 @@
             "wethTransformer": "0x05ad19aa3826e0609a19568ffbd1dfe86c6c7184",
             "payTakerTransformer": "0x6d0ebf2bcd9cc93ec553b60ad201943dcca4e291",
             "affiliateFeeTransformer": "0x6588256778ca4432fa43983ac685c45efb2379e2",
-            "fillQuoteTransformer": "0xfdabf2a405034fd9034ddc51ba1189cbed6bd651",
+            "fillQuoteTransformer": "0xc7d935c79e4f01ed29e92950a158807b31f7b799",
             "positiveSlippageFeeTransformer": "0x8b332f700fd37e71c5c5b26c4d78b5ca63dd33b2"
         }
     },
@@ -282,7 +282,7 @@
             "wethTransformer": "0xe309d011cc6f189a3e8dcba85922715a019fed38",
             "payTakerTransformer": "0x5ba7b9be86cda01cfbf56e0fb97184783be9dda1",
             "affiliateFeeTransformer": "0xbed27284b42e5684e987169cf1da09c5d6c49fa8",
-            "fillQuoteTransformer": "0x2a0b60642d58ca819a6f3a3b4a6066be0df0486c",
+            "fillQuoteTransformer": "0xf708d512b8a82e2862543a630403327174410baf",
             "positiveSlippageFeeTransformer": "0x4cd8f1c0df4d40fcc1e073845d5f6f4ed5cc8dab"
         }
     },

packages/protocol-utils/src/transformer_utils.ts

@@ -129,6 +129,7 @@ export enum BridgeProtocol {
     BalancerV2,
     UniswapV3,
     KyberDmm,
+    CurveV2,
 }
 // tslint:enable: enum-naming