Merge pull request #1575 from 0xProject/feature/contracts-gen

Contracts generator

13 files changed, 129 insertions, 96 deletions

diff --git a/contracts/extensions/compiler.json b/contracts/extensions/compiler.json
index 91e0bd429..41fd582ad 100644
--- a/contracts/extensions/compiler.json
+++ b/contracts/extensions/compiler.json
@@ -3,10 +3,7 @@
     "contractsDir": "./contracts",
     "useDockerisedSolc": true,
     "compilerSettings": {
-        "optimizer": {
-            "enabled": true,
-            "runs": 1000000
-        },
+        "optimizer": { "enabled": true, "runs": 1000000 },
         "outputSelection": {
             "*": {
                 "*": [
@@ -19,5 +16,17 @@
             }
         }
     },
-    "contracts": ["BalanceThresholdFilter", "DutchAuction", "OrderMatcher", "OrderValidator"]
+    "contracts": [
+        "@0x/contracts-asset-proxy/contracts/src/ERC20Proxy.sol",
+        "@0x/contracts-asset-proxy/contracts/src/ERC721Proxy.sol",
+        "@0x/contracts-erc20/contracts/src/WETH9.sol",
+        "@0x/contracts-erc20/contracts/test/DummyERC20Token.sol",
+        "@0x/contracts-erc721/contracts/test/DummyERC721Token.sol",
+        "@0x/contracts-exchange/contracts/examples/ExchangeWrapper.sol",
+        "@0x/contracts-exchange/contracts/src/Exchange.sol",
+        "src/BalanceThresholdFilter/BalanceThresholdFilter.sol",
+        "src/DutchAuction/DutchAuction.sol",
+        "src/OrderMatcher/OrderMatcher.sol",
+        "src/OrderValidator/OrderValidator.sol"
+    ]
 }
diff --git a/contracts/extensions/package.json b/contracts/extensions/package.json
index 0a8cf7fc0..118926eb5 100644
--- a/contracts/extensions/package.json
+++ b/contracts/extensions/package.json
@@ -29,10 +29,12 @@
         "profiler:report:html": "istanbul report html && open coverage/index.html",
         "coverage:report:lcov": "istanbul report lcov",
         "test:circleci": "yarn test",
+        "contracts:gen": "contracts-gen",
         "lint-contracts": "solhint -c ../.solhint.json contracts/**/**/**/**/*.sol"
     },
     "config": {
-        "abis": "generated-artifacts/@(BalanceThresholdFilter|DutchAuction|OrderMatcher|OrderValidator).json"
+        "abis": "./generated-artifacts/@(BalanceThresholdFilter|DummyERC20Token|DummyERC721Token|DutchAuction|ERC20Proxy|ERC721Proxy|Exchange|ExchangeWrapper|OrderMatcher|OrderValidator|WETH9).json",
+        "abis:comment": "This list is auto-generated by contracts-gen. Don't edit manually."
     },
     "repository": {
         "type": "git",
@@ -44,6 +46,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/contracts/extensions/README.md",
     "devDependencies": {
+        "@0x/contracts-gen": "^1.0.0",
         "@0x/abi-gen": "^2.0.1",
         "@0x/contract-wrappers": "^7.0.1",
         "@0x/contracts-test-utils": "^3.0.2",
@@ -78,7 +81,7 @@
         "@0x/utils": "^4.0.2",
         "@0x/web3-wrapper": "^4.0.1",
         "ethereum-types": "^2.0.0",
-        "lodash": "^4.17.5"
+        "lodash": "^4.17.11"
     },
     "publishConfig": {
         "access": "public"
diff --git a/contracts/extensions/src/artifacts.ts b/contracts/extensions/src/artifacts.ts
new file mode 100644
index 000000000..efa5c859c
--- /dev/null
+++ b/contracts/extensions/src/artifacts.ts
@@ -0,0 +1,31 @@
+/*
+ * -----------------------------------------------------------------------------
+ * Warning: This file is auto-generated by contracts-gen. Don't edit manually.
+ * -----------------------------------------------------------------------------
+ */
+import { ContractArtifact } from 'ethereum-types';
+
+import * as BalanceThresholdFilter from '../generated-artifacts/BalanceThresholdFilter.json';
+import * as DummyERC20Token from '../generated-artifacts/DummyERC20Token.json';
+import * as DummyERC721Token from '../generated-artifacts/DummyERC721Token.json';
+import * as DutchAuction from '../generated-artifacts/DutchAuction.json';
+import * as ERC20Proxy from '../generated-artifacts/ERC20Proxy.json';
+import * as ERC721Proxy from '../generated-artifacts/ERC721Proxy.json';
+import * as Exchange from '../generated-artifacts/Exchange.json';
+import * as ExchangeWrapper from '../generated-artifacts/ExchangeWrapper.json';
+import * as OrderMatcher from '../generated-artifacts/OrderMatcher.json';
+import * as OrderValidator from '../generated-artifacts/OrderValidator.json';
+import * as WETH9 from '../generated-artifacts/WETH9.json';
+export const artifacts = {
+    ERC20Proxy: ERC20Proxy as ContractArtifact,
+    ERC721Proxy: ERC721Proxy as ContractArtifact,
+    WETH9: WETH9 as ContractArtifact,
+    DummyERC20Token: DummyERC20Token as ContractArtifact,
+    DummyERC721Token: DummyERC721Token as ContractArtifact,
+    ExchangeWrapper: ExchangeWrapper as ContractArtifact,
+    Exchange: Exchange as ContractArtifact,
+    BalanceThresholdFilter: BalanceThresholdFilter as ContractArtifact,
+    DutchAuction: DutchAuction as ContractArtifact,
+    OrderMatcher: OrderMatcher as ContractArtifact,
+    OrderValidator: OrderValidator as ContractArtifact,
+};
diff --git a/contracts/extensions/src/artifacts/index.ts b/contracts/extensions/src/artifacts/index.ts
deleted file mode 100644
index f2aee4908..000000000
--- a/contracts/extensions/src/artifacts/index.ts
+++ /dev/null
@@ -1,13 +0,0 @@
-import { ContractArtifact } from 'ethereum-types';
-
-import * as BalanceThresholdFilter from '../../generated-artifacts/BalanceThresholdFilter.json';
-import * as DutchAuction from '../../generated-artifacts/DutchAuction.json';
-import * as OrderMatcher from '../../generated-artifacts/OrderMatcher.json';
-import * as OrderValidator from '../../generated-artifacts/OrderValidator.json';
-
-export const artifacts = {
-    BalanceThresholdFilter: BalanceThresholdFilter as ContractArtifact,
-    DutchAuction: DutchAuction as ContractArtifact,
-    OrderMatcher: OrderMatcher as ContractArtifact,
-    OrderValidator: OrderValidator as ContractArtifact,
-};
diff --git a/contracts/extensions/src/wrappers.ts b/contracts/extensions/src/wrappers.ts
new file mode 100644
index 000000000..1a67d2ee3
--- /dev/null
+++ b/contracts/extensions/src/wrappers.ts
@@ -0,0 +1,16 @@
+/*
+ * -----------------------------------------------------------------------------
+ * Warning: This file is auto-generated by contracts-gen. Don't edit manually.
+ * -----------------------------------------------------------------------------
+ */
+export * from '../generated-wrappers/balance_threshold_filter';
+export * from '../generated-wrappers/dummy_erc20_token';
+export * from '../generated-wrappers/dummy_erc721_token';
+export * from '../generated-wrappers/dutch_auction';
+export * from '../generated-wrappers/erc20_proxy';
+export * from '../generated-wrappers/erc721_proxy';
+export * from '../generated-wrappers/exchange';
+export * from '../generated-wrappers/exchange_wrapper';
+export * from '../generated-wrappers/order_matcher';
+export * from '../generated-wrappers/order_validator';
+export * from '../generated-wrappers/weth9';
diff --git a/contracts/extensions/src/wrappers/index.ts b/contracts/extensions/src/wrappers/index.ts
deleted file mode 100644
index eed198524..000000000
--- a/contracts/extensions/src/wrappers/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-export * from '../../generated-wrappers/balance_threshold_filter';
-export * from '../../generated-wrappers/dutch_auction';
-export * from '../../generated-wrappers/order_matcher';
-export * from '../../generated-wrappers/order_validator';
diff --git a/contracts/extensions/test/balance_threshold_filter.ts b/contracts/extensions/test/balance_threshold_filter.ts
index c79a72f5a..34eb319de 100644
--- a/contracts/extensions/test/balance_threshold_filter.ts
+++ b/contracts/extensions/test/balance_threshold_filter.ts
@@ -1,3 +1,4 @@
+import { ExchangeWrapper } from '@0x/contracts-exchange';
 import { BlockchainLifecycle } from '@0x/dev-utils';
 import { assetDataUtils } from '@0x/order-utils';
 import { Order, RevertReason, SignedOrder } from '@0x/types';
@@ -9,7 +10,6 @@ import * as _ from 'lodash';
 
 import { ERC20Wrapper, ERC721Wrapper } from '@0x/contracts-asset-proxy';
 import { DummyERC20TokenContract } from '@0x/contracts-erc20';
-import { artifacts as exchangeArtifacts, ExchangeContract, ExchangeWrapper } from '@0x/contracts-exchange';
 import {
     chaiSetup,
     constants,
@@ -24,7 +24,7 @@ import {
     web3Wrapper,
 } from '@0x/contracts-test-utils';
 
-import { artifacts, BalanceThresholdFilterContract, BalanceThresholdWrapper } from '../src';
+import { artifacts, BalanceThresholdFilterContract, BalanceThresholdWrapper, ExchangeContract } from '../src';
 
 chaiSetup.configure();
 const expect = chai.expect;
@@ -127,7 +127,7 @@ describe(ContractName.BalanceThresholdFilter, () => {
         await erc20Wrapper.setBalancesAndAllowancesAsync();
         // Deploy Exchange contract
         exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
-            exchangeArtifacts.Exchange,
+            artifacts.Exchange,
             provider,
             txDefaults,
             zrxAssetData,
diff --git a/contracts/extensions/test/dutch_auction.ts b/contracts/extensions/test/dutch_auction.ts
index 34ff25c3d..efe813ffc 100644
--- a/contracts/extensions/test/dutch_auction.ts
+++ b/contracts/extensions/test/dutch_auction.ts
@@ -1,8 +1,6 @@
 import { DutchAuctionWrapper } from '@0x/contract-wrappers';
 import { ERC20Wrapper, ERC721Wrapper } from '@0x/contracts-asset-proxy';
-import { artifacts as erc20Artifacts, DummyERC20TokenContract, WETH9Contract } from '@0x/contracts-erc20';
-import { DummyERC721TokenContract } from '@0x/contracts-erc721';
-import { artifacts as exchangeArtifacts, ExchangeContract, ExchangeWrapper } from '@0x/contracts-exchange';
+import { ExchangeWrapper } from '@0x/contracts-exchange';
 import {
     chaiSetup,
     constants,
@@ -23,7 +21,15 @@ import { Web3Wrapper } from '@0x/web3-wrapper';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { artifacts, DutchAuctionContract, DutchAuctionTestWrapper } from '../src';
+import {
+    artifacts,
+    DummyERC20TokenContract,
+    DummyERC721TokenContract,
+    DutchAuctionContract,
+    DutchAuctionTestWrapper,
+    ExchangeContract,
+    WETH9Contract,
+} from '../src';
 
 chaiSetup.configure();
 const expect = chai.expect;
@@ -82,12 +88,12 @@ describe(ContractName.DutchAuction, () => {
         const erc721Balances = await erc721Wrapper.getBalancesAsync();
         erc721MakerAssetIds = erc721Balances[makerAddress][erc721Token.address];
 
-        wethContract = await WETH9Contract.deployFrom0xArtifactAsync(erc20Artifacts.WETH9, provider, txDefaults);
+        wethContract = await WETH9Contract.deployFrom0xArtifactAsync(artifacts.WETH9, provider, txDefaults);
         erc20Wrapper.addDummyTokenContract(wethContract as any);
 
         const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address);
         const exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
-            exchangeArtifacts.Exchange,
+            artifacts.Exchange,
             provider,
             txDefaults,
             zrxAssetData,
diff --git a/contracts/extensions/test/order_matcher.ts b/contracts/extensions/test/order_matcher.ts
index 0b2f9ddbb..d726de8e0 100644
--- a/contracts/extensions/test/order_matcher.ts
+++ b/contracts/extensions/test/order_matcher.ts
@@ -1,17 +1,5 @@
-import {
-    artifacts as proxyArtifacts,
-    ERC20ProxyContract,
-    ERC20Wrapper,
-    ERC721ProxyContract,
-} from '@0x/contracts-asset-proxy';
-import { artifacts as erc20Artifacts, DummyERC20TokenContract } from '@0x/contracts-erc20';
-import { artifacts as erc721Artifacts, DummyERC721TokenContract } from '@0x/contracts-erc721';
-import {
-    artifacts as exchangeArtifacts,
-    ExchangeContract,
-    ExchangeFillEventArgs,
-    ExchangeWrapper,
-} from '@0x/contracts-exchange';
+import { ERC20Wrapper } from '@0x/contracts-asset-proxy';
+import { ExchangeWrapper } from '@0x/contracts-exchange';
 import {
     chaiSetup,
     constants,
@@ -34,7 +22,16 @@ import * as chai from 'chai';
 import { LogWithDecodedArgs } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { artifacts, OrderMatcherContract } from '../src';
+import {
+    artifacts,
+    DummyERC20TokenContract,
+    DummyERC721TokenContract,
+    ERC20ProxyContract,
+    ERC721ProxyContract,
+    ExchangeContract,
+    ExchangeFillEventArgs,
+    OrderMatcherContract,
+} from '../src';
 
 const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
 chaiSetup.configure();
@@ -104,14 +101,10 @@ describe('OrderMatcher', () => {
         erc20Proxy = await erc20Wrapper.deployProxyAsync();
         await erc20Wrapper.setBalancesAndAllowancesAsync();
         // Deploy ERC721 proxy
-        erc721Proxy = await ERC721ProxyContract.deployFrom0xArtifactAsync(
-            proxyArtifacts.ERC721Proxy,
-            provider,
-            txDefaults,
-        );
+        erc721Proxy = await ERC721ProxyContract.deployFrom0xArtifactAsync(artifacts.ERC721Proxy, provider, txDefaults);
         // Depoy exchange
         exchange = await ExchangeContract.deployFrom0xArtifactAsync(
-            exchangeArtifacts.Exchange,
+            artifacts.Exchange,
             provider,
             txDefaults,
             assetDataUtils.encodeERC20AssetData(zrxToken.address),
@@ -200,7 +193,7 @@ describe('OrderMatcher', () => {
     describe('constructor', () => {
         it('should revert if assetProxy is unregistered', async () => {
             const exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
-                exchangeArtifacts.Exchange,
+                artifacts.Exchange,
                 provider,
                 txDefaults,
                 constants.NULL_BYTES,
@@ -454,7 +447,7 @@ describe('OrderMatcher', () => {
                 signedOrderLeft.signature,
                 signedOrderRight.signature,
             );
-            const logDecoder = new LogDecoder(web3Wrapper, { ...artifacts, ...erc20Artifacts, ...exchangeArtifacts });
+            const logDecoder = new LogDecoder(web3Wrapper, artifacts);
             const txReceipt = await logDecoder.getTxWithDecodedLogsAsync(
                 await web3Wrapper.sendTransactionAsync({
                     data,
@@ -492,7 +485,7 @@ describe('OrderMatcher', () => {
                 signedOrderLeft.signature,
                 signedOrderRight.signature,
             );
-            const logDecoder = new LogDecoder(web3Wrapper, { ...artifacts, ...erc20Artifacts, ...exchangeArtifacts });
+            const logDecoder = new LogDecoder(web3Wrapper, artifacts);
             const txReceipt = await logDecoder.getTxWithDecodedLogsAsync(
                 await web3Wrapper.sendTransactionAsync({
                     data,
@@ -729,7 +722,7 @@ describe('OrderMatcher', () => {
         });
         it('should allow owner to withdraw ERC721 tokens', async () => {
             const erc721Token = await DummyERC721TokenContract.deployFrom0xArtifactAsync(
-                erc721Artifacts.DummyERC721Token,
+                artifacts.DummyERC721Token,
                 provider,
                 txDefaults,
                 constants.DUMMY_TOKEN_NAME,
@@ -774,7 +767,7 @@ describe('OrderMatcher', () => {
         });
         it('should be able to approve an ERC721 token by passing in allowance = 1', async () => {
             const erc721Token = await DummyERC721TokenContract.deployFrom0xArtifactAsync(
-                erc721Artifacts.DummyERC721Token,
+                artifacts.DummyERC721Token,
                 provider,
                 txDefaults,
                 constants.DUMMY_TOKEN_NAME,
@@ -791,7 +784,7 @@ describe('OrderMatcher', () => {
         });
         it('should be able to approve an ERC721 token by passing in allowance > 1', async () => {
             const erc721Token = await DummyERC721TokenContract.deployFrom0xArtifactAsync(
-                erc721Artifacts.DummyERC721Token,
+                artifacts.DummyERC721Token,
                 provider,
                 txDefaults,
                 constants.DUMMY_TOKEN_NAME,
diff --git a/contracts/extensions/test/order_validator.ts b/contracts/extensions/test/order_validator.ts
index 88dae14fb..ec31cafbc 100644
--- a/contracts/extensions/test/order_validator.ts
+++ b/contracts/extensions/test/order_validator.ts
@@ -1,7 +1,5 @@
-import { ERC20ProxyContract, ERC20Wrapper, ERC721ProxyContract, ERC721Wrapper } from '@0x/contracts-asset-proxy';
-import { DummyERC20TokenContract } from '@0x/contracts-erc20';
-import { DummyERC721TokenContract } from '@0x/contracts-erc721';
-import { artifacts as exchangeArtifacts, ExchangeContract, ExchangeWrapper } from '@0x/contracts-exchange';
+import { ERC20Wrapper, ERC721Wrapper } from '@0x/contracts-asset-proxy';
+import { ExchangeWrapper } from '@0x/contracts-exchange';
 import {
     chaiSetup,
     constants,
@@ -18,7 +16,15 @@ import { BigNumber } from '@0x/utils';
 import * as chai from 'chai';
 import * as _ from 'lodash';
 
-import { artifacts, OrderValidatorContract } from '../src';
+import {
+    artifacts,
+    DummyERC20TokenContract,
+    DummyERC721TokenContract,
+    ERC20ProxyContract,
+    ERC721ProxyContract,
+    ExchangeContract,
+    OrderValidatorContract,
+} from '../src';
 
 chaiSetup.configure();
 const expect = chai.expect;
@@ -74,7 +80,7 @@ describe('OrderValidator', () => {
 
         const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address);
         exchange = await ExchangeContract.deployFrom0xArtifactAsync(
-            exchangeArtifacts.Exchange,
+            artifacts.Exchange,
             provider,
             txDefaults,
             zrxAssetData,
diff --git a/contracts/extensions/test/utils/balance_threshold_wrapper.ts b/contracts/extensions/test/utils/balance_threshold_wrapper.ts
index 3178d992e..ab59c5688 100644
--- a/contracts/extensions/test/utils/balance_threshold_wrapper.ts
+++ b/contracts/extensions/test/utils/balance_threshold_wrapper.ts
@@ -1,6 +1,3 @@
-import { artifacts as erc20Artifacts } from '@0x/contracts-erc20';
-import { artifacts as erc721Artifacts } from '@0x/contracts-erc721';
-import { artifacts as exchangeArtifacts, ExchangeContract } from '@0x/contracts-exchange';
 import {
     FillResults,
     formatters,
@@ -15,8 +12,7 @@ import { Web3Wrapper } from '@0x/web3-wrapper';
 import { Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { BalanceThresholdFilterContract } from '../../generated-wrappers/balance_threshold_filter';
-import { artifacts } from '../../src/artifacts';
+import { artifacts, BalanceThresholdFilterContract, ExchangeContract } from '../../src';
 
 export class BalanceThresholdWrapper {
     private readonly _balanceThresholdFilter: BalanceThresholdFilterContract;
@@ -34,12 +30,7 @@ export class BalanceThresholdWrapper {
         this._exchange = exchangeContract;
         this._signerTransactionFactory = signerTransactionFactory;
         this._web3Wrapper = new Web3Wrapper(provider);
-        this._logDecoder = new LogDecoder(this._web3Wrapper, {
-            ...artifacts,
-            ...erc20Artifacts,
-            ...erc721Artifacts,
-            ...exchangeArtifacts,
-        });
+        this._logDecoder = new LogDecoder(this._web3Wrapper, artifacts);
     }
     public async fillOrderAsync(
         signedOrder: SignedOrder,
@@ -227,7 +218,7 @@ export class BalanceThresholdWrapper {
         from: string,
     ): Promise<TransactionReceiptWithDecodedLogs> {
         const params = orderUtils.createMatchOrders(signedOrderLeft, signedOrderRight);
-        const data = await this._exchange.matchOrders.getABIEncodedTransactionData(
+        const data = this._exchange.matchOrders.getABIEncodedTransactionData(
             params.left,
             params.right,
             params.leftSignature,
diff --git a/contracts/extensions/test/utils/dutch_auction_test_wrapper.ts b/contracts/extensions/test/utils/dutch_auction_test_wrapper.ts
index 5899ffcac..06cdc21d5 100644
--- a/contracts/extensions/test/utils/dutch_auction_test_wrapper.ts
+++ b/contracts/extensions/test/utils/dutch_auction_test_wrapper.ts
@@ -1,6 +1,3 @@
-import { artifacts as erc20Artifacts } from '@0x/contracts-erc20';
-import { artifacts as erc721Artifacts } from '@0x/contracts-erc721';
-import { artifacts as exchangeArtifacts } from '@0x/contracts-exchange';
 import { LogDecoder } from '@0x/contracts-test-utils';
 import { DutchAuctionDetails, SignedOrder } from '@0x/types';
 import { Web3Wrapper } from '@0x/web3-wrapper';
@@ -18,12 +15,7 @@ export class DutchAuctionTestWrapper {
     constructor(contractInstance: DutchAuctionContract, provider: Provider) {
         this._dutchAuctionContract = contractInstance;
         this._web3Wrapper = new Web3Wrapper(provider);
-        this._logDecoder = new LogDecoder(this._web3Wrapper, {
-            ...artifacts,
-            ...erc20Artifacts,
-            ...erc721Artifacts,
-            ...exchangeArtifacts,
-        });
+        this._logDecoder = new LogDecoder(this._web3Wrapper, artifacts);
     }
     /**
      * Matches the buy and sell orders at an amount given the following: the current block time, the auction
diff --git a/contracts/extensions/tsconfig.json b/contracts/extensions/tsconfig.json
index 0c06c6902..b424bfa04 100644
--- a/contracts/extensions/tsconfig.json
+++ b/contracts/extensions/tsconfig.json
@@ -1,16 +1,19 @@
 {
     "extends": "../../tsconfig",
-    "compilerOptions": {
-        "outDir": "lib",
-        "rootDir": ".",
-        "resolveJsonModule": true
-    },
+    "compilerOptions": { "outDir": "lib", "rootDir": ".", "resolveJsonModule": true },
     "include": ["./src/**/*", "./test/**/*", "./generated-wrappers/**/*"],
     "files": [
-        "./generated-artifacts/BalanceThresholdFilter.json",
-        "./generated-artifacts/DutchAuction.json",
-        "./generated-artifacts/OrderMatcher.json",
-        "./generated-artifacts/OrderValidator.json"
+        "generated-artifacts/BalanceThresholdFilter.json",
+        "generated-artifacts/DummyERC20Token.json",
+        "generated-artifacts/DummyERC721Token.json",
+        "generated-artifacts/DutchAuction.json",
+        "generated-artifacts/ERC20Proxy.json",
+        "generated-artifacts/ERC721Proxy.json",
+        "generated-artifacts/Exchange.json",
+        "generated-artifacts/ExchangeWrapper.json",
+        "generated-artifacts/OrderMatcher.json",
+        "generated-artifacts/OrderValidator.json",
+        "generated-artifacts/WETH9.json"
     ],
     "exclude": ["./deploy/solc/solc_bin"]
 }