fix linters

.eslintrc

@@ -0,0 +1,27 @@
+{
+  "env": {
+    "node": true,
+    "browser": true,
+    "es6": true,
+    "mocha": true
+  },
+  "extends": ["eslint:recommended", "plugin:prettier/recommended", "prettier"],
+  "globals": {
+    "Atomics": "readonly",
+    "SharedArrayBuffer": "readonly"
+  },
+  "parser": "babel-eslint",
+  "parserOptions": {
+    "ecmaVersion": 2018
+  },
+  "rules": {
+    "indent": ["error", 2],
+    "linebreak-style": ["error", "unix"],
+    "quotes": ["error", "single", { "avoidEscape": true }],
+    "semi": ["error", "never"],
+    "object-curly-spacing": ["error", "always"],
+    "comma-dangle": ["error", "always-multiline"],
+    "require-await": "error",
+    "prettier/prettier": ["error", { "printWidth": 110 }]
+  }
+}

.prettierignore

@@ -0,0 +1,8 @@
+.vscode
+.idea
+artifacts
+artifacts-ovm
+cache
+cache-ovm
+contracts/Verifier*.sol
+src/types

.prettierrc

@@ -0,0 +1,16 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all",
+  "bracketSpacing": true,
+  "semi": false,
+  "printWidth": 110,
+  "overrides": [
+    {
+      "files": "*.sol",
+      "options": {
+        "singleQuote": false,
+        "printWidth": 130
+      }
+    }
+  ]
+}

README.md

@@ -1,6 +1,9 @@
 # Nova upgrade proposal
+
 There is Tornado governance proposal for upgrade nova contract on Xdai chain.
-## Tests 
+
+## Tests
+
 1. Install dependencies:
 
 ```
@@ -20,7 +23,9 @@ There is Tornado governance proposal for upgrade nova contract on Xdai chain.
 ```
     yarn lint
 ```
+
 ## Deploy
+
 1. Check `config.json` for actual values.
 
 2. Run deploy:

contracts/NovaUpgradeProposal.sol

@@ -6,42 +6,41 @@ pragma experimental ABIEncoderV2;
 import { ImmutableGovernanceInformation } from "tornado-governance/contracts/v2-vault-and-gas/ImmutableGovernanceInformation.sol";
 
 interface IUpgradeableProxy {
-  function upgradeTo(address newImplementation) external;
+    function upgradeTo(address newImplementation) external;
 }
 
 interface IAMB {
-  function requireToPassMessage(address _contract, bytes calldata _data, uint256 _gas) external returns (bytes32);
+    function requireToPassMessage(
+        address _contract,
+        bytes calldata _data,
+        uint256 _gas
+    ) external returns (bytes32);
 }
 
 contract NovaUpgradeProposal is ImmutableGovernanceInformation {
+    event MessagePassed(bytes32 msgId);
 
-  event MessagePassed(bytes32 msgId);
+    address public immutable novaProxy;
+    address public immutable newNovaImpl;
+    IAMB public immutable bridge;
+    uint256 public immutable gasLimit;
 
-  address public immutable novaProxy;
-  address public immutable newNovaImpl;
-  IAMB public immutable bridge;
-  uint256 public immutable gasLimit;
+    constructor(
+        address _novaProxy,
+        address _newNovaImpl,
+        address _bridge,
+        uint256 _gasLimit
+    ) public {
+        novaProxy = _novaProxy;
+        newNovaImpl = _newNovaImpl;
+        bridge = IAMB(_bridge);
+        gasLimit = _gasLimit;
+    }
 
-  constructor(
-    address _novaProxy,
-    address _newNovaImpl,
-    address _bridge,
-    uint256 _gasLimit
-  ) public {
-    novaProxy = _novaProxy;
-    newNovaImpl = _newNovaImpl;
-    bridge = IAMB(_bridge);
-    gasLimit = _gasLimit;
-  }
-
-  function executeProposal() external {    
-    bytes4 methodSelector = IUpgradeableProxy(address(0)).upgradeTo.selector;
-    bytes memory data = abi.encodeWithSelector(methodSelector, newNovaImpl);
-    bytes32 msgId = bridge.requireToPassMessage(
-      novaProxy,
-      data,
-      gasLimit
-    );
-    emit MessagePassed(msgId);
-  }
+    function executeProposal() external {
+        bytes4 methodSelector = IUpgradeableProxy(address(0)).upgradeTo.selector;
+        bytes memory data = abi.encodeWithSelector(methodSelector, newNovaImpl);
+        bytes32 msgId = bridge.requireToPassMessage(novaProxy, data, gasLimit);
+        emit MessagePassed(msgId);
+    }
 }

contracts/helpers/MockAMB.sol

@@ -4,36 +4,36 @@ pragma abicoder v2;
 
 import { IAMB } from "omnibridge/contracts/interfaces/IAMB.sol";
 
- abstract contract MockAMB is IAMB {
-  address public xDomainMessageSender;
-  bytes32 public xDomainMessageChainId;
+abstract contract MockAMB is IAMB {
+    address public xDomainMessageSender;
+    bytes32 public xDomainMessageChainId;
 
-  struct Call {
-    address who;
-    bytes callData;
-  }
-
-  constructor(address _xDomainMessageSender, uint256 _xDomainMessageChainId) {
-    xDomainMessageSender = _xDomainMessageSender;
-    xDomainMessageChainId = bytes32(uint256(_xDomainMessageChainId));
-  }
-
-  function setMessageSender(address _sender) external {
-    xDomainMessageSender = _sender;
-  }
-
-  function messageSender() external view override returns (address) {
-    return xDomainMessageSender;
-  }
-
-  function messageSourceChainId() external view override returns (bytes32) {
-    return xDomainMessageChainId;
-  }
-
-  function execute(Call[] calldata _calls) external returns (bool success, bytes memory result) {
-    for (uint256 i = 0; i < _calls.length; i++) {
-      (success, result) = _calls[i].who.call(_calls[i].callData);
-      require(success, string(result));
+    struct Call {
+        address who;
+        bytes callData;
+    }
+
+    constructor(address _xDomainMessageSender, uint256 _xDomainMessageChainId) {
+        xDomainMessageSender = _xDomainMessageSender;
+        xDomainMessageChainId = bytes32(uint256(_xDomainMessageChainId));
+    }
+
+    function setMessageSender(address _sender) external {
+        xDomainMessageSender = _sender;
+    }
+
+    function messageSender() external view override returns (address) {
+        return xDomainMessageSender;
+    }
+
+    function messageSourceChainId() external view override returns (bytes32) {
+        return xDomainMessageChainId;
+    }
+
+    function execute(Call[] calldata _calls) external returns (bool success, bytes memory result) {
+        for (uint256 i = 0; i < _calls.length; i++) {
+            (success, result) = _calls[i].who.call(_calls[i].callData);
+            require(success, string(result));
+        }
     }
-  }
 }

contracts/helpers/SingletonFactory.sol

@@ -12,17 +12,17 @@ pragma solidity ^0.6.2;
  * @author Ricardo Guilherme Schmidt (Status Research & Development GmbH)
  */
 contract SingletonFactory {
-  /**
-   * @notice Deploys `_initCode` using `_salt` for defining the deterministic address.
-   * @param _initCode Initialization code.
-   * @param _salt Arbitrary value to modify resulting address.
-   * @return createdContract Created contract address.
-   */
-  function deploy(bytes memory _initCode, bytes32 _salt) public returns (address payable createdContract) {
-    assembly {
-      createdContract := create2(0, add(_initCode, 0x20), mload(_initCode), _salt)
+    /**
+     * @notice Deploys `_initCode` using `_salt` for defining the deterministic address.
+     * @param _initCode Initialization code.
+     * @param _salt Arbitrary value to modify resulting address.
+     * @return createdContract Created contract address.
+     */
+    function deploy(bytes memory _initCode, bytes32 _salt) public returns (address payable createdContract) {
+        assembly {
+            createdContract := create2(0, add(_initCode, 0x20), mload(_initCode), _salt)
+        }
     }
-  }
 }
 // IV is a value changed to generate the vanity address.
 // IV: 6583047

contracts/helpers/TestGovernanceUpgrade.sol

@@ -6,12 +6,9 @@ pragma experimental ABIEncoderV2;
 import { GovernanceGasUpgrade } from "tornado-governance/contracts/v2-vault-and-gas/gas/GovernanceGasUpgrade.sol";
 
 contract TestGovernanceUpgrade is GovernanceGasUpgrade {
-  constructor(
-    address gasCompLogic,
-    address userVaultAddress
-  ) public GovernanceGasUpgrade(gasCompLogic, userVaultAddress) {}
+    constructor(address gasCompLogic, address userVaultAddress) public GovernanceGasUpgrade(gasCompLogic, userVaultAddress) {}
 
-  function test() public pure returns (int256) {
-    return 231;
-  }
+    function test() public pure returns (int256) {
+        return 231;
+    }
 }

hardhat.config.js

@@ -57,18 +57,14 @@ module.exports = {
       },
       accounts: process.env.PRIVATE_KEY
         ? [process.env.PRIVATE_KEY]
-        : {
-            mnemonic: 'test test test test test test test test test test test junk',
-          },
+        : { mnemonic: 'test test test test test junk' },
     },
     mainnet: {
       url: `https://eth-mainnet.alchemyapi.io/v2/${process.env.ALCHEMY_KEY}`,
       accounts: process.env.PRIVATE_KEY
         ? [process.env.PRIVATE_KEY]
-        : {
-            mnemonic: 'test test test test test test test test test test test junk',
-          },
+        : { mnemonic: 'test test test test test junk' },
       timeout: 2147483647,
     },
-  }
+  },
 }

scripts/deploy.js

@@ -16,7 +16,7 @@ async function main() {
     'SingletonFactory',
     config.singletonFactoryVerboseWrapper,
   )
-  const contract = await generate(config)  
+  const contract = await generate(config)
   await deploy({ ...contract, singletonFactory })
 }
 

src/0_generateAddresses.js

@@ -2,17 +2,12 @@ const { ethers } = require('hardhat')
 
 async function generate(config) {
   const singletonFactory = await ethers.getContractAt('SingletonFactory', config.singletonFactory)
-  
+
   const ProposalFactory = await ethers.getContractFactory('NovaUpgradeProposal')
   const deploymentBytecodeProposal =
     ProposalFactory.bytecode +
     ProposalFactory.interface
-      .encodeDeploy([
-        config.novaProxy,
-        config.newNovaImpl,
-        config.ethAmbBridge,
-        config.gasLimit,
-      ])
+      .encodeDeploy([config.novaProxy, config.newNovaImpl, config.ethAmbBridge, config.gasLimit])
       .slice(2)
 
   const proposalAddress = ethers.utils.getCreate2Address(

test/functions.test.js

@@ -1,6 +1,5 @@
 const { ethers } = require('hardhat')
 const { expect } = require('chai')
-const fs = require('fs')
 
 const config = require('./test.config.json')
 const { getSignerFromAddress, takeSnapshot, revertSnapshot } = require('./utils')
@@ -96,14 +95,14 @@ describe('General functionality tests', () => {
       state = await gov.state(id)
       expect(state).to.be.equal(ProposalState.AwaitingExecution)
 
-      await gov.execute(id)      
+      await gov.execute(id)
 
       const amb = await ethers.getContractAt(ambPath, config.ethAmbBridge)
       const filter = amb.filters.UserRequestForAffirmation()
       const fromBlock = await ethers.provider.getBlock()
       events = await amb.queryFilter(filter, fromBlock.number)
-      bridgedData = events[0].args.encodedData.toString()
-      expect(bridgedData.slice(106,146)).to.be.equal(config.novaProxy.slice(2))
+      const bridgedData = events[0].args.encodedData.toString()
+      expect(bridgedData.slice(106, 146)).to.be.equal(config.novaProxy.slice(2))
       expect(bridgedData.slice(196)).to.be.equal(config.newNovaImpl.slice(2))
 
       state = await gov.state(id)