chore: Replace TSLint with ESLint in contracts/zeroex (#587)

* replace tslint with eslint

* config file

* fix linting errors

* changelog

* prettier

contracts/zero-ex/.eslintrc

@@ -0,0 +1,23 @@
+{
+  "env": {
+      "es2021": true,
+      "node": true
+  },
+  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended", "prettier"],
+  "overrides": [],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+      "project": "./tsconfig.json",
+      "ecmaVersion": "latest",
+      "sourceType": "module"
+  },
+  "plugins": ["@typescript-eslint"],
+  "ignorePatterns": [
+      "lib/**/*",
+      "generated-wrappers/**/*",
+      "generated-artifacts/**/*",
+      "test/generated-wrappers/**/*",
+      "test/generated-artifacts/**/*"
+  ],
+  "rules": {}
+}

contracts/zero-ex/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "version": "0.37.5",
+        "changes": [
+            {
+                "note": "Migrate from TSLint to ESLint and fix linting errors",
+                "pr": 587
+            }
+        ]
+    },
     {
         "timestamp": 1663786955,
         "version": "0.37.4",

contracts/zero-ex/package.json

@@ -24,8 +24,8 @@
         "watch": "sol-compiler -w",
         "clean": "shx rm -rf lib test/generated-artifacts test/generated-wrappers generated-artifacts generated-wrappers",
         "generate_contract_wrappers": "abi-gen --debug --abis  ${npm_package_config_abis} --output test/generated-wrappers --backend ethers",
-        "lint": "tslint --format stylish --project . --exclude ./generated-wrappers/**/* --exclude ./test/generated-wrappers/**/* --exclude ./generated-artifacts/**/* --exclude ./test/generated-artifacts/**/* --exclude **/lib/**/* && yarn lint-contracts",
+        "lint": "eslint src test scripts && yarn lint-contracts",
-        "fix": "tslint --fix --format stylish --project . --exclude ./generated-wrappers/**/* --exclude ./generated-artifacts/**/* --exclude ./test/generated-wrappers/**/* --exclude ./test/generated-artifacts/**/* --exclude **/lib/**/* && yarn lint-contracts",
+        "fix": "eslint --fix src scripts test && yarn lint-contracts",
         "coverage:report:text": "istanbul report text",
         "coverage:report:html": "istanbul report html && open coverage/index.html",
         "profiler:report:html": "istanbul report html && open coverage/index.html",
@@ -65,7 +65,10 @@
         "@0x/order-utils": "^10.4.28",
         "@0x/sol-compiler": "^4.8.2",
         "@0x/ts-doc-gen": "^0.0.28",
-        "@0x/tslint-config": "^4.1.4",
+        "@typescript-eslint/eslint-plugin": "^5.38.0",
+        "@typescript-eslint/parser": "^5.38.0",
+        "eslint": "^8.23.1",
+        "eslint-config-prettier": "^8.5.0",
         "@typechain/ethers-v5": "^10.0.0",
         "@types/isomorphic-fetch": "^0.0.35",
         "@types/lodash": "4.14.104",
@@ -79,7 +82,6 @@
         "shx": "^0.2.2",
         "solhint": "^1.4.1",
         "truffle": "^5.0.32",
-        "tslint": "5.11.0",
         "typechain": "^8.0.0",
         "typedoc": "~0.16.11",
         "typescript": "4.6.3"

contracts/zero-ex/scripts/rollback.ts

@@ -386,7 +386,7 @@ async function getMainnetContractAsync(): Promise<wrappers.IZeroExContract> {
     const proxyFunctions = await querySubgraphAsync();
     const deployments = reconstructDeployments(proxyFunctions);
 
-    while (true) {
+    for (;;) {
         const { action } = await prompts({
             type: 'select',
             name: 'action',

contracts/zero-ex/test/features/multiplex_test.ts

@@ -294,7 +294,7 @@ blockchainTests.resets('MultiplexFeature', env => {
         };
     }
 
-    function getUniswapV2MultiHopSubcall(tokens: string[], isSushi: boolean = false): MultiHopSellSubcall {
+    function getUniswapV2MultiHopSubcall(tokens: string[], isSushi = false): MultiHopSellSubcall {
         const uniswapDataEncoder = AbiEncoder.create([
             { name: 'tokens', type: 'address[]' },
             { name: 'isSushi', type: 'bool' },
@@ -307,7 +307,7 @@ blockchainTests.resets('MultiplexFeature', env => {
     function getUniswapV2BatchSubcall(
         tokens: string[],
         sellAmount: BigNumber = getRandomInteger(1, toBaseUnitAmount(1)),
-        isSushi: boolean = false,
+        isSushi = false,
     ): BatchSellSubcall {
         return {
             ...getUniswapV2MultiHopSubcall(tokens, isSushi),

contracts/zero-ex/test/utils/orders.ts

@@ -34,7 +34,7 @@ interface RfqOrderFilledAmounts {
     makerTokenFilledAmount: BigNumber;
     takerTokenFilledAmount: BigNumber;
 }
-interface OtcOrderFilledAmounts extends RfqOrderFilledAmounts {}
+type OtcOrderFilledAmounts = RfqOrderFilledAmounts;
 
 interface LimitOrderFilledAmounts {
     makerTokenFilledAmount: BigNumber;
@@ -52,7 +52,7 @@ export class NativeOrdersTestEnvironment {
     public static async createAsync(
         env: BlockchainTestsEnvironment,
         gasPrice: BigNumber = new BigNumber('123e9'),
-        protocolFeeMultiplier: number = 70e3,
+        protocolFeeMultiplier = 70e3,
     ): Promise<NativeOrdersTestEnvironment> {
         const [owner, maker, taker] = await env.getAccountAddressesAsync();
         const [makerToken, takerToken] = await Promise.all(
@@ -153,7 +153,7 @@ export class NativeOrdersTestEnvironment {
         order: OtcOrder,
         fillAmount: BigNumber | number = order.takerAmount,
         taker: string = this.taker,
-        unwrapWeth: boolean = false,
+        unwrapWeth = false,
     ): Promise<TransactionReceiptWithDecodedLogs> {
         await this.prepareBalancesForOrdersAsync([order], taker);
         if (unwrapWeth) {
@@ -179,7 +179,7 @@ export class NativeOrdersTestEnvironment {
         order: OtcOrder,
         origin: string = order.txOrigin,
         taker: string = order.taker,
-        unwrapWeth: boolean = false,
+        unwrapWeth = false,
     ): Promise<TransactionReceiptWithDecodedLogs> {
         await this.prepareBalancesForOrdersAsync([order], taker);
         if (unwrapWeth) {
@@ -354,7 +354,7 @@ export function assertOrderInfoEquals(actual: OrderInfo, expected: OrderInfo): v
 /**
  * Creates an order expiry field.
  */
-export function createExpiry(deltaSeconds: number = 60): BigNumber {
+export function createExpiry(deltaSeconds = 60): BigNumber {
     return new BigNumber(Math.floor(Date.now() / 1000) + deltaSeconds);
 }
 

yarn.lock

@@ -5359,26 +5359,11 @@ bigi@1.4.2, bigi@^1.1.0:
   resolved "https://registry.yarnpkg.com/bigi/-/bigi-1.4.2.tgz#9c665a95f88b8b08fc05cfd731f561859d725825"
   integrity sha512-ddkU+dFIuEIW8lE7ZwdIAf2UPoM90eaprg5m3YXAVVTmKlqV/9BX4A2M8BOK2yOq6/VgZFVhK6QAxJebhlbhzw==
 
-bignumber.js@7.2.1:
+bignumber.js@7.2.1, bignumber.js@^9.0.0, bignumber.js@^9.0.1, bignumber.js@^9.0.2, bignumber.js@~4.1.0, bignumber.js@~9.0.0, bignumber.js@~9.0.2:
-  version "7.2.1"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
-  integrity sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ==
-
-bignumber.js@^9.0.0, bignumber.js@^9.0.1:
   version "9.1.0"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.0.tgz#8d340146107fe3a6cb8d40699643c302e8773b62"
   integrity sha512-4LwHK4nfDOraBCtst+wOWIHbu1vhvAPJK8g8nROd4iuc3PSEjWif/qwbkh8jwCJz6yDBvtU4KPynETgrfh7y3A==
 
-bignumber.js@~4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-4.1.0.tgz#db6f14067c140bd46624815a7916c92d9b6c24b1"
-  integrity sha512-eJzYkFYy9L4JzXsbymsFn3p54D+llV27oTQ+ziJG7WFRheJcNZilgVXMG0LoZtlQSKBsJdWtLFqOD0u+U0jZKA==
-
-bignumber.js@~9.0.0, bignumber.js@~9.0.2:
-  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 "2.2.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.2.0.tgz#75f502eeaf9ffde42fc98829645be4ea76bd9e2d"
@@ -16941,11 +16926,6 @@ typescript-tuple@^2.2.1:
   dependencies:
     typescript-compare "^0.0.2"
 
-typescript@*:
-  version "4.8.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.8.3.tgz#d59344522c4bc464a65a730ac695007fdb66dd88"
-  integrity sha512-goMHfm00nWPa8UvR/CPSvykqf6dVV8x/dp0c5mFTMTIu0u0FlGWRioyy7Nn0PGAdHxpJZnuO/ut+PpQ8UiHAig==
-
 typescript@3.7.x:
   version "3.7.7"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.7.7.tgz#c931733e2ec10dda56b855b379cc488a72a81199"