Fix lint:sol

.solhint.json

@@ -1,16 +1,17 @@
 {
-    "extends": "solhint:recommended",
-    "rules": {
-        "compiler-version": "off",
-        "func-visibility": [
-            "warn",
-            {
-                "ignoreConstructors": true
-            }
-        ],
-        "not-rely-on-time": "off",
-        "reason-string": "off",
-        "no-empty-blocks": "off",
-        "avoid-low-level-calls": "off"
-    }
+  "extends": "solhint:recommended",
+  "rules": {
+    "compiler-version": "off",
+    "func-visibility": [
+      "warn",
+      {
+        "ignoreConstructors": true
+      }
+    ],
+    "not-rely-on-time": "off",
+    "reason-string": "off",
+    "no-empty-blocks": "off",
+    "avoid-low-level-calls": "off",
+    "no-inline-assembly": "off"
+  }
 }

.solhintignore

@@ -0,0 +1 @@
+./contracts/test

contracts/core/GuardableModifier.sol

@@ -1,8 +1,13 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "../guard/Guardable.sol";
-import "./Modifier.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+
+import {Guardable} from "../guard/Guardable.sol";
+import {IAvatar} from "../interfaces/IAvatar.sol";
+import {IGuard} from "../interfaces/IGuard.sol";
+import {Modifier} from "./Modifier.sol";
+import {Module} from "./Module.sol";
 
 abstract contract GuardableModifier is Module, Guardable, Modifier {
   /// @dev Passes a transaction to be executed by the avatar.

contracts/core/GuardableModule.sol

@@ -1,8 +1,11 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "../guard/Guardable.sol";
-import "./Module.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {IGuard} from "../interfaces/IGuard.sol";
+import {Guardable} from "../guard/Guardable.sol";
+import {Module} from "./Module.sol";
+import {IAvatar} from "../interfaces/IAvatar.sol";
 
 /// @title GuardableModule  - A contract that can pass messages to a Module Manager contract if enabled by that contract.
 abstract contract GuardableModule is Module, Guardable {

contracts/core/Modifier.sol

@@ -1,10 +1,11 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "../interfaces/IAvatar.sol";
-import "../signature/ExecutionTracker.sol";
-import "../signature/SignatureChecker.sol";
-import "./Module.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {ExecutionTracker} from "../signature/ExecutionTracker.sol";
+import {IAvatar} from "../interfaces/IAvatar.sol";
+import {Module} from "./Module.sol";
+import {SignatureChecker} from "../signature/SignatureChecker.sol";
 
 /// @title Modifier Interface - A contract that sits between a Module and an Avatar and enforce some additional logic.
 abstract contract Modifier is

contracts/core/Module.sol

@@ -1,8 +1,10 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "../factory/FactoryFriendly.sol";
-import "../interfaces/IAvatar.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+
+import {FactoryFriendly} from "../factory/FactoryFriendly.sol";
+import {IAvatar} from "../interfaces/IAvatar.sol";
 
 /// @title Module Interface - A contract that can pass messages to a Module Manager contract if enabled by that contract.
 abstract contract Module is FactoryFriendly {

contracts/factory/FactoryFriendly.sol

@@ -3,7 +3,7 @@
 /// @title Zodiac FactoryFriendly - A contract that allows other contracts to be initializable and pass bytes as arguments to define contract state
 pragma solidity >=0.7.0 <0.9.0;
 
-import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
+import {OwnableUpgradeable} from "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
 
 abstract contract FactoryFriendly is OwnableUpgradeable {
   function setUp(bytes memory initializeParams) public virtual;

contracts/guard/BaseGuard.sol

@@ -1,9 +1,10 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
-import "@openzeppelin/contracts/utils/introspection/IERC165.sol";
-import "../interfaces/IGuard.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {IERC165} from "@openzeppelin/contracts/utils/introspection/IERC165.sol";
+
+import {IGuard} from "../interfaces/IGuard.sol";
 
 abstract contract BaseGuard is IERC165 {
   function supportsInterface(

contracts/guard/Guardable.sol

@@ -1,9 +1,10 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
-import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
-import "./BaseGuard.sol";
+import {OwnableUpgradeable} from "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
+
+import {BaseGuard} from "../guard/BaseGuard.sol";
+import {IGuard} from "../interfaces/IGuard.sol";
 
 /// @title Guardable - A contract that manages fallback calls made to this contract
 contract Guardable is OwnableUpgradeable {

contracts/interfaces/IAvatar.sol

@@ -3,7 +3,7 @@
 /// @title Zodiac Avatar - A contract that manages modules that can execute transactions via this contract.
 pragma solidity >=0.7.0 <0.9.0;
 
-import "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
 
 interface IAvatar {
   event EnabledModule(address module);

contracts/interfaces/IGuard.sol

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
 
 interface IGuard {
   function checkTransaction(

contracts/signature/SignatureChecker.sol

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.8.0 <0.9.0;
 
-import "./IERC1271.sol";
+import {IERC1271} from "./IERC1271.sol";
 
 /// @title SignatureChecker - A contract that retrieves and validates signatures appended to transaction calldata.
 /// @dev currently supports eip-712 and eip-1271 signatures
@@ -116,6 +116,7 @@ abstract contract SignatureChecker {
     bytes calldata signature
   ) internal view returns (bool result) {
     uint256 size;
+    // eslint-disable-line no-inline-assembly
     assembly {
       size := extcodesize(signer)
     }

contracts/test/TestGuard.sol

@@ -1,7 +1,14 @@
 // SPDX-License-Identifier: LGPL-3.0-only
 pragma solidity >=0.7.0 <0.9.0;
 
-import "../core/GuardableModule.sol";
+import {IERC165} from "@openzeppelin/contracts/utils/introspection/IERC165.sol";
+
+import {BaseGuard} from "../guard/BaseGuard.sol";
+import {Enum} from "@gnosis.pm/safe-contracts/contracts/common/Enum.sol";
+import {FactoryFriendly} from "../factory/FactoryFriendly.sol";
+import {GuardableModule} from "../core/GuardableModule.sol";
+
+/* solhint-disable */
 
 contract TestGuard is FactoryFriendly, BaseGuard {
   event PreChecked(address sender);