style: make code beautiful

Author: fnanni-0

.solhint.json

@@ -0,0 +1,17 @@
+{
+    "extends": "solhint:recommended",
+    "plugins": [
+        "prettier"
+    ],
+    "rules": {
+        "prettier/prettier": "error",
+        "max-line-length": "off",
+        "check-send-result": "off",
+        "not-rely-on-time": "off",
+        "multiple-sends": "off",
+        "compiler-version": "off",
+        "func-visibility": ["warn", {
+        "ignoreConstructors": true
+        }]
+    }
+}

contracts/Migrations.sol

@@ -7,7 +7,7 @@ import "@kleros/kleros-interaction/contracts/standard/arbitration/TwoPartyArbitr
 
 contract Migrations {
     address public owner;
-    uint public last_completed_migration;
+    uint256 public last_completed_migration;
 
     modifier isOwner() {
         if (msg.sender == owner) _;
@@ -17,7 +17,7 @@ contract Migrations {
         owner = msg.sender;
     }
 
-    function setCompleted(uint completed) public isOwner {
+    function setCompleted(uint256 completed) public isOwner {
         last_completed_migration = completed;
     }
 

contracts/interfaces/IERC677.sol

@@ -2,6 +2,12 @@ pragma solidity ^0.4.24;
 
 interface IERC677 {
     function transfer(address _to, uint256 _value) external returns (bool);
-    function transferFrom(address _from, address _to, uint256 _value) external returns (bool);
+
+    function transferFrom(
+        address _from,
+        address _to,
+        uint256 _value
+    ) external returns (bool);
+
     function approve(address _spender, uint256 _value) external returns (bool);
-}
+}

contracts/interfaces/IRandomAuRa.sol

@@ -1,11 +1,13 @@
 pragma solidity ^0.4.24;
 
-
 ///@dev See https://blockscout.com/poa/xdai/address/0x5870b0527DeDB1cFBD9534343Feda1a41Ce47766/contracts
 ///@dev Sokol testnet: https://blockscout.com/poa/sokol/address/0x8f2b78169B0970F11a762e56659Db52B59CBCf1B/contracts
 interface IRandomAuRa {
-    function currentSeed() external view returns(uint256);
-    function isCommitPhase() external view returns(bool);
-    function nextCommitPhaseStartBlock() external view returns(uint256);
-    function collectRoundLength() external view returns(uint256);
-}
+    function currentSeed() external view returns (uint256);
+
+    function isCommitPhase() external view returns (bool);
+
+    function nextCommitPhaseStartBlock() external view returns (uint256);
+
+    function collectRoundLength() external view returns (uint256);
+}

contracts/interfaces/ITokenBridge.sol

@@ -1,7 +1,11 @@
 pragma solidity ^0.4.24;
 
-import { IERC677 } from "../interfaces/IERC677.sol";
+import {IERC677} from "../interfaces/IERC677.sol";
 
 interface ITokenBridge {
-    function relayTokens(IERC677 token, address _receiver, uint256 _value) external;
-}
+    function relayTokens(
+        IERC677 token,
+        address _receiver,
+        uint256 _value
+    ) external;
+}

contracts/mocks/BridgedPinakionMock.sol

@@ -3,11 +3,11 @@ pragma solidity ^0.4.24;
 import "openzeppelin-eth/contracts/token/ERC20/ERC20.sol";
 
 // mock class using ERC20
-contract BridgedPinakionMock is ERC20 { 
-    function initialize(
-        address _initialAccount, 
-        uint _initialSupply
-    ) public initializer {
+contract BridgedPinakionMock is ERC20 {
+    function initialize(address _initialAccount, uint256 _initialSupply)
+        public
+        initializer
+    {
         _mint(_initialAccount, _initialSupply);
     }
-}
+}

contracts/mocks/MockRandomAuRa.sol

@@ -1,34 +1,34 @@
 pragma solidity ^0.4.24;
 
-import { IRandomAuRa } from "../interfaces/IRandomAuRa.sol";
+import {IRandomAuRa} from "../interfaces/IRandomAuRa.sol";
 
 contract MockRandomAuRa is IRandomAuRa {
     uint256 private constant COLLECT_ROUND_LENGTH = 4;
     uint256 public number;
 
     /** @dev Constructor.
-    *  @param _number The constant number to always return.
-    */
+     *  @param _number The constant number to always return.
+     */
     constructor(uint256 _number) public {
         number = _number;
     }
 
-
-    function currentSeed() external view returns(uint256) {
+    function currentSeed() external view returns (uint256) {
         return number;
     }
 
-    function isCommitPhase() external view returns(bool) {
+    function isCommitPhase() external view returns (bool) {
         uint256 commitPhaseLength = COLLECT_ROUND_LENGTH / 2;
         return (block.number - 1) % COLLECT_ROUND_LENGTH < commitPhaseLength;
     }
 
-    function nextCommitPhaseStartBlock() external view returns(uint256) {
-        uint256 remainingBlocksToNextRound = COLLECT_ROUND_LENGTH - (block.number - 1) % COLLECT_ROUND_LENGTH;
+    function nextCommitPhaseStartBlock() external view returns (uint256) {
+        uint256 remainingBlocksToNextRound =
+            COLLECT_ROUND_LENGTH - ((block.number - 1) % COLLECT_ROUND_LENGTH);
         return remainingBlocksToNextRound + block.number;
     }
 
-    function collectRoundLength() external view returns(uint256) {
+    function collectRoundLength() external view returns (uint256) {
         return COLLECT_ROUND_LENGTH;
     }
-}
+}

package.json

@@ -10,10 +10,12 @@
     "contracts"
   ],
   "scripts": {
-    "prettify": "kathari prettify",
-    "lint:sol": "kathari lint:sol",
-    "lint:js": "kathari lint:js",
     "lint": "yarn run lint:sol && yarn run lint:js",
+    "lint:js": "eslint .",
+    "lint:sol": "solhint 'contracts/**/*.sol'",
+    "fix": "run-p -s fix:*",
+    "fix:js": "eslint --fix '**/*.js'",
+    "fix:sol": "prettier --write 'contracts/**/*.sol'",
     "test:ganache": "ganache-cli --gasLimit 8000000 --quiet &",
     "test": "truffle test",
     "cz": "kathari cz",
@@ -37,10 +39,10 @@
     "minimetoken": "^0.2.0",
     "mocha": "^8.1.1",
     "npm-run-all": "^4.1.5",
-    "prettier": "^2.0.5",
-    "prettier-plugin-solidity": "^1.0.0-alpha.56",
-    "solhint": "^3.2.0",
-    "solhint-plugin-prettier": "^0.0.4",
+    "prettier": "2.3.0",
+    "prettier-plugin-solidity": "^1.0.0-beta.10",
+    "solhint": "^3.3.4",
+    "solhint-plugin-prettier": "^0.0.5",
     "solidity-coverage": "^0.5.11",
     "standard-version": "^4.4.0",
     "truffle": "^5.2.6",