minor edits + lint

contracts/mainnet/connectors/euler/euler-import/events.sol

@@ -3,11 +3,10 @@ pragma solidity ^0.7.0;
 pragma experimental ABIEncoderV2;
 
 contract Events {
-
 	event LogEulerImport(
 		address user,
-        uint sourceId,
+		uint256 sourceId,
-        uint targetId,
+		uint256 targetId,
 		address[] supplyTokens,
 		uint256[] supplyAmounts,
 		address[] borrowTokens,

contracts/mainnet/connectors/euler/euler-import/helpers.sol

@@ -6,7 +6,6 @@ import { Basic } from "../../../common/basic.sol";
 import "./interface.sol";
 
 contract EulerHelpers is Basic {
-
 	/**
 	 * @dev Euler's Market Module
 	 */
@@ -16,7 +15,8 @@ contract EulerHelpers is Basic {
 	/**
 	 * @dev Euler's Execution Module
 	 */
-    IEulerExecute internal constant eulerExec = IEulerExecute(0x59828FdF7ee634AaaD3f58B19fDBa3b03E2D9d80);
+	IEulerExecute internal constant eulerExec =
+		IEulerExecute(0x59828FdF7ee634AaaD3f58B19fDBa3b03E2D9d80);
 
 	/**
 	 * @dev Compute sub account address.
@@ -63,7 +63,9 @@ contract EulerHelpers is Basic {
 	) internal view returns (ImportData memory) {
 		data.supplyAmts = new uint256[](inputData._supplyTokens.length);
 		data.supplyTokens = new address[](inputData._supplyTokens.length);
-		data.eTokens = new EulerTokenInterface[](inputData._supplyTokens.length);
+		data.eTokens = new EulerTokenInterface[](
+			inputData._supplyTokens.length
+		);
 		uint256 length_ = inputData._supplyTokens.length;
 		for (uint256 i = 0; i < length_; i++) {
 			for (uint256 j = i + 1; j < length_; j++) {
@@ -78,7 +80,9 @@ contract EulerHelpers is Basic {
 				? wethAddr
 				: inputData._supplyTokens[i];
 			data.supplyTokens[i] = _token;
-			data.eTokens[i] = EulerTokenInterface(markets.underlyingToEToken(_token));
+			data.eTokens[i] = EulerTokenInterface(
+				markets.underlyingToEToken(_token)
+			);
 			data.supplyAmts[i] = data.eTokens[i].balanceOf(userAccount); //All 18 dec
 		}
 
@@ -90,7 +94,7 @@ contract EulerHelpers is Basic {
 		ImportInputData memory inputData,
 		ImportData memory data
 	) internal view returns (ImportData memory) {
-		uint _borrowTokensLength = inputData._borrowTokens.length;
+		uint256 _borrowTokensLength = inputData._borrowTokens.length;
 
 		if (_borrowTokensLength > 0) {
 			data.borrowTokens = new address[](_borrowTokensLength);
@@ -112,7 +116,9 @@ contract EulerHelpers is Basic {
 					: inputData._borrowTokens[i];
 
 				data.borrowTokens[i] = _token;
-                data.dTokens[i] = EulerTokenInterface(markets.underlyingToDToken(_token));
+				data.dTokens[i] = EulerTokenInterface(
+					markets.underlyingToDToken(_token)
+				);
 				data.borrowAmts[i] = data.dTokens[i].balanceOf(userAccount);
 			}
 		}

contracts/mainnet/connectors/euler/euler-import/interface.sol

@@ -3,7 +3,6 @@ pragma solidity ^0.7.0;
 pragma experimental ABIEncoderV2;
 
 interface EulerTokenInterface {
-
 	function balanceOf(address _user) external view returns (uint256);
 
 	function transferFrom(
@@ -37,7 +36,6 @@ interface IEulerMarkets {
 }
 
 interface IEulerExecute {
-
 	struct EulerBatchItem {
 		bool allowError;
 		address proxyAddr;
@@ -49,7 +47,10 @@ interface IEulerExecute {
 		bytes result;
 	}
 
-	function batchDispatch(EulerBatchItem[] calldata items, address[] calldata deferLiquidityChecks) external;
+	function batchDispatch(
+		EulerBatchItem[] calldata items,
+		address[] calldata deferLiquidityChecks
+	) external;
 
 	function deferLiquidityCheck(address account, bytes memory data) external;
 }

contracts/mainnet/connectors/euler/euler-import/main.sol

@@ -24,6 +24,8 @@ contract EulerImport is EulerHelpers {
 		payable
 		returns (string memory _eventName, bytes memory _eventParam)
 	{
+		require(sourceId < 256 && targetId < 256, "Id should be less than 256");
+
 		(_eventName, _eventParam) = _importEuler(
 			userAccount,
 			sourceId,
@@ -45,11 +47,7 @@ contract EulerImport is EulerHelpers {
 		uint256 sourceId,
 		uint256 targetId,
 		ImportInputData memory inputData
-	) 
+	) internal returns (string memory _eventName, bytes memory _eventParam) {
-        internal 
-        returns (string memory _eventName, bytes memory _eventParam) 
-    {
-
 		require(inputData._supplyTokens.length > 0, "0-length-not-allowed");
 		require(
 			AccountInterface(address(this)).isAuth(userAccount),
@@ -78,11 +76,14 @@ contract EulerImport is EulerHelpers {
 
 		for (uint16 i = 0; i < inputData._enterMarket.length; i++) {
 			if (inputData._enterMarket[i]) {
-				++enterMarkets;
+				++enterMarketsLength;
 			}
 		}
 
-		helper.totalExecutions = helper.supplylength + enterMarkets + helper.borrowlength;
+		helper.totalExecutions =
+			helper.supplylength +
+			enterMarketsLength +
+			helper.borrowlength;
 
 		IEulerExecute.EulerBatchItem[]
 			memory items = new IEulerExecute.EulerBatchItem[](