chore: minor improvements after reviews

src/Morpho.sol

@@ -69,7 +69,7 @@ contract Morpho is IMorpho {
     /// @inheritdoc IMorpho
     mapping(address => mapping(address => bool)) public isAuthorized;
     /// @inheritdoc IMorpho
-    mapping(address => uint256) public authorizationNonce;
+    mapping(address => uint256) public nonce;
     /// @inheritdoc IMorpho
     mapping(Id => MarketParams) public idToMarketParams;
 
@@ -409,7 +409,7 @@ contract Morpho is IMorpho {
     /// @dev The nonce is passed as argument to be able to revert with a different error message.
     function setAuthorizationWithSig(Authorization memory authorization, Signature calldata signature) external {
         require(block.timestamp < authorization.deadline, ErrorsLib.SIGNATURE_EXPIRED);
-        require(authorization.nonce == authorizationNonce[authorization.authorizer]++, ErrorsLib.INVALID_NONCE);
+        require(authorization.nonce == nonce[authorization.authorizer]++, ErrorsLib.INVALID_NONCE);
 
         bytes32 hashStruct = keccak256(abi.encode(AUTHORIZATION_TYPEHASH, authorization));
         bytes32 digest = keccak256(abi.encodePacked("\x19\x01", DOMAIN_SEPARATOR, hashStruct));

src/interfaces/IMorpho.sol

@@ -53,9 +53,9 @@ interface IMorpho {
     function DOMAIN_SEPARATOR() external view returns (bytes32);
 
     /// @notice The owner of the contract.
-    /// @dev They have the power to change the owner.
-    /// @dev They have the power to set fees on markets and set the fee recipient.
-    /// @dev They have the power to enable but not disable IRMs and LLTVs.
+    /// @dev It has the power to change the owner.
+    /// @dev It has the power to set fees on markets and set the fee recipient.
+    /// @dev It has the power to enable but not disable IRMs and LLTVs.
     function owner() external view returns (address);
 
     /// @notice The fee recipient of all markets.
@@ -79,7 +79,7 @@ interface IMorpho {
     function isAuthorized(address authorizer, address authorized) external view returns (bool);
 
     /// @notice The `authorizer`'s current nonce. Used to prevent replay attacks with EIP-712 signatures.
-    function authorizationNonce(address authorizer) external view returns (uint256);
+    function nonce(address authorizer) external view returns (uint256);
 
     /// @notice The market params corresponding to `id`.
     function idToMarketParams(Id id)

test/forge/integration/TestIntegrationOnlyOwner.t.sol

@@ -8,6 +8,11 @@ contract IntegrationOnlyOwnerTest is BaseTest {
     using MathLib for uint256;
     using MorphoLib for Morpho;
 
+    function testDeployWithAddressZero() public {
+        vm.expectRevert();
+        new Morpho(address(0));
+    }
+
     function testSetOwnerWhenNotOwner(address addressFuzz) public {
         vm.assume(addressFuzz != OWNER);
 

test/forge/integration/TestIntegrationSetAuthorization.t.sol

@@ -88,6 +88,6 @@ contract IntegrationAuthorization is BaseTest {
         morpho.setAuthorizationWithSig(authorization, sig);
 
         assertEq(morpho.isAuthorized(authorization.authorizer, authorization.authorized), authorization.isAuthorized);
-        assertEq(morpho.authorizationNonce(authorization.authorizer), 1);
+        assertEq(morpho.nonce(authorization.authorizer), 1);
     }
 }

test/forge/periphery/MorphoStorageLib.t.sol

@@ -88,7 +88,7 @@ contract MorphoStorageLibTest is BaseTest {
         assertEq(abi.decode(abi.encode(values[7]), (bool)), morpho.isIrmEnabled(address(irm)));
         assertEq(abi.decode(abi.encode(values[8]), (bool)), morpho.isLltvEnabled(LLTV));
         assertEq(abi.decode(abi.encode(values[9]), (bool)), morpho.isAuthorized(authorizer, BORROWER));
-        assertEq(uint256(values[10]), morpho.authorizationNonce(authorizer));
+        assertEq(uint256(values[10]), morpho.nonce(authorizer));
 
         (
             address expectedBorrowableToken,