chore: rename isthmus to interop on solidity files

packages/contracts-bedrock/.gas-snapshot

@@ -1,7 +1,7 @@
-GasBenchMark_L1BlockIsthmus_DepositsComplete:test_depositsComplete_benchmark() (gas: 7567)
-GasBenchMark_L1BlockIsthmus_DepositsComplete_Warm:test_depositsComplete_benchmark() (gas: 5567)
-GasBenchMark_L1BlockIsthmus_SetValuesIsthmus:test_setL1BlockValuesIsthmus_benchmark() (gas: 175657)
-GasBenchMark_L1BlockIsthmus_SetValuesIsthmus_Warm:test_setL1BlockValuesIsthmus_benchmark() (gas: 5121)
+GasBenchMark_L1BlockInterop_DepositsComplete:test_depositsComplete_benchmark() (gas: 7567)
+GasBenchMark_L1BlockInterop_DepositsComplete_Warm:test_depositsComplete_benchmark() (gas: 5567)
+GasBenchMark_L1BlockInterop_SetValuesInterop:test_setL1BlockValuesInterop_benchmark() (gas: 175677)
+GasBenchMark_L1BlockInterop_SetValuesInterop_Warm:test_setL1BlockValuesInterop_benchmark() (gas: 5099)
 GasBenchMark_L1Block_SetValuesEcotone:test_setL1BlockValuesEcotone_benchmark() (gas: 158531)
 GasBenchMark_L1Block_SetValuesEcotone_Warm:test_setL1BlockValuesEcotone_benchmark() (gas: 7597)
 GasBenchMark_L1CrossDomainMessenger:test_sendMessage_benchmark_0() (gas: 369242)

packages/contracts-bedrock/scripts/L2Genesis.s.sol

@@ -384,7 +384,7 @@ contract L2Genesis is Deployer {
     /// @notice This predeploy is following the safety invariant #1.
     function setL1Block() public {
         if (cfg.useInterop()) {
-            string memory cname = "L1BlockIsthmus";
+            string memory cname = "L1BlockInterop";
             address impl = Predeploys.predeployToCodeNamespace(Predeploys.L1_BLOCK_ATTRIBUTES);
             console.log("Setting %s implementation at: %s", cname, impl);
             vm.etch(impl, vm.getDeployedCode(string.concat(cname, ".sol:", cname)));

packages/contracts-bedrock/semver-lock.json

@@ -45,7 +45,7 @@
   },
   "src/L1/OptimismPortalInterop.sol": {
     "initCodeHash": "0x1c8372865dbf38225de4d843ca696a17f0d9e3cacf13c10a3d065ba19bdca05e",
-    "sourceCodeHash": "0xe6a7794799915f408cb57c73af266670de8a3f02408d3dbc2c97db25d3e42635"
+    "sourceCodeHash": "0x5e0f8540d605da9d6470fc6e321dcb6f6c2d46feb9358a0857a2b50674e27795"
   },
   "src/L1/ProtocolVersions.sol": {
     "initCodeHash": "0x8f033874dd8b36615b2209d553660dcff1ff91ca2bad3ca1de7b441dbfba4842",
@@ -61,15 +61,15 @@
   },
   "src/L1/SystemConfigInterop.sol": {
     "initCodeHash": "0x1f500e310170769ffc747e08ad1d5b0de4b0f58534001bc4d4d563ec058bb331",
-    "sourceCodeHash": "0xcb6008cb49a06f87eb5b6cb4651e5e4aafe0b1f33000eccd165226c04f6b63c6"
+    "sourceCodeHash": "0xdd61b3f0e69d3187b212cb93add237e9ccc174b7e04848597229f2f144275e1d"
   },
   "src/L2/BaseFeeVault.sol": {
     "initCodeHash": "0x3bfcd57e25ad54b66c374f63e24e33a6cf107044aa8f5f69ef21202c380b5c5b",
     "sourceCodeHash": "0x2dc2284cf7c68e743da50e4113e96ffeab435de2390aeba2eab2f1e8ca411ce9"
   },
   "src/L2/CrossL2Inbox.sol": {
     "initCodeHash": "0x0ee27866b4bf864a0b68ab25ea9559d7f2722b0396d02f2e8e089c6a1a5a6a93",
-    "sourceCodeHash": "0xe6f453049035e0d77e4d7a92904b448bc17e04dd3d99e738b9af20e20986ce64"
+    "sourceCodeHash": "0x383400ce56e5e694050e682b53cc539977054ce33266af9e136ab11ae1af2b87"
   },
   "src/L2/ETHLiquidity.sol": {
     "initCodeHash": "0x713c18f95a6a746d0703f475f3ae10c106c9b9ecb64d881a2e61b8969b581371",
@@ -83,9 +83,9 @@
     "initCodeHash": "0xd12353c5bf71c6765cc9292eecf262f216e67f117f4ba6287796a5207dbca00f",
     "sourceCodeHash": "0xfe3a9585d9bfca8428e12759cab68a3114374e5c37371cfe08bb1976a9a5a041"
   },
-  "src/L2/L1BlockIsthmus.sol": {
-    "initCodeHash": "0xb7a7a113056e4ac44824350b79fed5ea423e880223edcf1220e8f8b3172f50c5",
-    "sourceCodeHash": "0x6be7e7402c4dfc10e1407e070712a3f9f352db45f8a8ab296e8f6bc56a341f47"
+  "src/L2/L1BlockInterop.sol": {
+    "initCodeHash": "0x77b3b2151fe14ea36a640469115a5e4de27f7654a9606a9d0701522c6a4ad887",
+    "sourceCodeHash": "0x7417677643e1df1ae1782513b94c7821097b9529d3f8626c3bcb8b3a9ae0d180"
   },
   "src/L2/L1FeeVault.sol": {
     "initCodeHash": "0x3bfcd57e25ad54b66c374f63e24e33a6cf107044aa8f5f69ef21202c380b5c5b",

packages/contracts-bedrock/snapshots/abi/L1BlockIsthmus.json → packages/contracts-bedrock/snapshots/abi/L1BlockInterop.json

@@ -354,7 +354,7 @@
   },
   {
     "inputs": [],
-    "name": "setL1BlockValuesIsthmus",
+    "name": "setL1BlockValuesInterop",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"

packages/contracts-bedrock/src/L1/OptimismPortalInterop.sol

@@ -3,7 +3,7 @@ pragma solidity 0.8.15;
 
 // Contracts
 import { OptimismPortal2 } from "src/L1/OptimismPortal2.sol";
-import { L1BlockIsthmus, ConfigType } from "src/L2/L1BlockIsthmus.sol";
+import { L1BlockInterop, ConfigType } from "src/L2/L1BlockInterop.sol";
 
 // Libraries
 import { Predeploys } from "src/libraries/Predeploys.sol";
@@ -48,7 +48,7 @@ contract OptimismPortalInterop is OptimismPortal2 {
                 uint256(0), // value
                 uint64(SYSTEM_DEPOSIT_GAS_LIMIT), // gasLimit
                 false, // isCreation,
-                abi.encodeCall(L1BlockIsthmus.setConfig, (_type, _value))
+                abi.encodeCall(L1BlockInterop.setConfig, (_type, _value))
             )
         );
     }

packages/contracts-bedrock/src/L1/SystemConfigInterop.sol

@@ -5,7 +5,7 @@ pragma solidity 0.8.15;
 import { ERC20 } from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
 import { IOptimismPortalInterop as IOptimismPortal } from "src/L1/interfaces/IOptimismPortalInterop.sol";
 import { SystemConfig } from "src/L1/SystemConfig.sol";
-import { ConfigType } from "src/L2/L1BlockIsthmus.sol";
+import { ConfigType } from "src/L2/L1BlockInterop.sol";
 
 // Libraries
 import { Constants } from "src/libraries/Constants.sol";

packages/contracts-bedrock/src/L1/interfaces/IOptimismPortalInterop.sol

@@ -7,7 +7,7 @@ import { IDisputeGame } from "src/dispute/interfaces/IDisputeGame.sol";
 import { IDisputeGameFactory } from "src/dispute/interfaces/IDisputeGameFactory.sol";
 import { ISystemConfig } from "src/L1/interfaces/ISystemConfig.sol";
 import { ISuperchainConfig } from "src/L1/interfaces/ISuperchainConfig.sol";
-import { ConfigType } from "src/L2/L1BlockIsthmus.sol";
+import { ConfigType } from "src/L2/L1BlockInterop.sol";
 
 interface IOptimismPortalInterop {
     error AlreadyFinalized();

packages/contracts-bedrock/src/L2/CrossL2Inbox.sol

@@ -7,7 +7,7 @@ import { ISemver } from "src/universal/interfaces/ISemver.sol";
 import { ICrossL2Inbox } from "src/L2/interfaces/ICrossL2Inbox.sol";
 import { SafeCall } from "src/libraries/SafeCall.sol";
 import { IDependencySet } from "src/L2/interfaces/IDependencySet.sol";
-import { IL1BlockIsthmus } from "src/L2/interfaces/IL1BlockIsthmus.sol";
+import { IL1BlockInterop } from "src/L2/interfaces/IL1BlockInterop.sol";
 
 /// @notice Thrown when the caller is not DEPOSITOR_ACCOUNT when calling `setInteropStart()`
 error NotDepositor();
@@ -140,7 +140,7 @@ contract CrossL2Inbox is ICrossL2Inbox, ISemver, TransientReentrancyAware {
         reentrantAware
     {
         // We need to know if this is being called on a depositTx
-        if (IL1BlockIsthmus(Predeploys.L1_BLOCK_ATTRIBUTES).isDeposit()) revert NoExecutingDeposits();
+        if (IL1BlockInterop(Predeploys.L1_BLOCK_ATTRIBUTES).isDeposit()) revert NoExecutingDeposits();
 
         // Check the Identifier.
         _checkIdentifier(_id);
@@ -165,7 +165,7 @@ contract CrossL2Inbox is ICrossL2Inbox, ISemver, TransientReentrancyAware {
     /// @param _msgHash Hash of the message payload to call target with.
     function validateMessage(Identifier calldata _id, bytes32 _msgHash) external {
         // We need to know if this is being called on a depositTx
-        if (IL1BlockIsthmus(Predeploys.L1_BLOCK_ATTRIBUTES).isDeposit()) revert NoExecutingDeposits();
+        if (IL1BlockInterop(Predeploys.L1_BLOCK_ATTRIBUTES).isDeposit()) revert NoExecutingDeposits();
 
         // Check the Identifier.
         _checkIdentifier(_id);

packages/contracts-bedrock/src/L2/L1BlockIsthmus.sol → packages/contracts-bedrock/src/L2/L1BlockInterop.sol

@@ -11,7 +11,7 @@ import { StaticConfig } from "src/libraries/StaticConfig.sol";
 import { Predeploys } from "src/libraries/Predeploys.sol";
 import "src/libraries/L1BlockErrors.sol";
 
-/// @notice Enum representing different types of configurations that can be set on L1BlockIsthmus.
+/// @notice Enum representing different types of configurations that can be set on L1BlockInterop.
 /// @custom:value SET_GAS_PAYING_TOKEN  Represents the config type for setting the gas paying token.
 /// @custom:value ADD_DEPENDENCY        Represents the config type for adding a chain to the interop dependency set.
 /// @custom:value REMOVE_DEPENDENCY     Represents the config type for removing a chain from the interop dependency set.
@@ -23,9 +23,9 @@ enum ConfigType {
 
 /// @custom:proxied true
 /// @custom:predeploy 0x4200000000000000000000000000000000000015
-/// @title L1BlockIsthmus
-/// @notice Isthmus extenstions of L1Block.
-contract L1BlockIsthmus is L1Block {
+/// @title L1BlockInterop
+/// @notice Interop extenstions of L1Block.
+contract L1BlockInterop is L1Block {
     using EnumerableSet for EnumerableSet.UintSet;
 
     /// @notice Event emitted when a new dependency is added to the interop dependency set.
@@ -42,9 +42,9 @@ contract L1BlockIsthmus is L1Block {
     /// keccak256(abi.encode(uint256(keccak256("l1Block.identifier.isDeposit")) - 1)) & ~bytes32(uint256(0xff))
     uint256 internal constant IS_DEPOSIT_SLOT = 0x921bd3a089295c6e5540e8fba8195448d253efd6f2e3e495b499b627dc36a300;
 
-    /// @custom:semver +isthmus
+    /// @custom:semver +interop
     function version() public pure override returns (string memory) {
-        return string.concat(super.version(), "+isthmus");
+        return string.concat(super.version(), "+interop");
     }
 
     /// @notice Returns whether the call was triggered from a a deposit or not.
@@ -70,10 +70,10 @@ contract L1BlockIsthmus is L1Block {
         return uint8(dependencySet.length());
     }
 
-    /// @notice Updates the `isDeposit` flag and sets the L1 block values for an Isthmus upgraded chain.
+    /// @notice Updates the `isDeposit` flag and sets the L1 block values for an Interop upgraded chain.
     ///         It updates the L1 block values through the `setL1BlockValuesEcotone` function.
     ///         It forwards the calldata to the internally-used `setL1BlockValuesEcotone` function.
-    function setL1BlockValuesIsthmus() external {
+    function setL1BlockValuesInterop() external {
         // Set the isDeposit flag to true.
         assembly {
             sstore(IS_DEPOSIT_SLOT, 1)

packages/contracts-bedrock/src/L2/interfaces/IL1BlockIsthmus.sol → packages/contracts-bedrock/src/L2/interfaces/IL1BlockInterop.sol

@@ -7,7 +7,7 @@ enum ConfigType {
     REMOVE_DEPENDENCY
 }
 
-interface IL1BlockIsthmus {
+interface IL1BlockInterop {
     error AlreadyDependency();
     error CantRemovedDependency();
     error DependencySetSizeTooLarge();
@@ -52,7 +52,7 @@ interface IL1BlockIsthmus {
     )
         external;
     function setL1BlockValuesEcotone() external;
-    function setL1BlockValuesIsthmus() external;
+    function setL1BlockValuesInterop() external;
     function timestamp() external view returns (uint64);
     function version() external pure returns (string memory);
 }

packages/contracts-bedrock/src/libraries/Encoding.sol

@@ -184,7 +184,7 @@ library Encoding {
     /// @param _blobBaseFee         L1 blob base fee.
     /// @param _hash                L1 blockhash.
     /// @param _batcherHash         Versioned hash to authenticate batcher by.
-    function encodeSetL1BlockValuesIsthmus(
+    function encodeSetL1BlockValuesInterop(
         uint32 _baseFeeScalar,
         uint32 _blobBaseFeeScalar,
         uint64 _sequenceNumber,
@@ -199,7 +199,7 @@ library Encoding {
         pure
         returns (bytes memory)
     {
-        bytes4 functionSignature = bytes4(keccak256("setL1BlockValuesIsthmus()"));
+        bytes4 functionSignature = bytes4(keccak256("setL1BlockValuesInterop()"));
         return abi.encodePacked(
             functionSignature,
             _baseFeeScalar,

packages/contracts-bedrock/test/BenchmarkTest.t.sol

@@ -10,7 +10,7 @@ import { Bridge_Initializer } from "test/setup/Bridge_Initializer.sol";
 // Libraries
 import { Types } from "src/libraries/Types.sol";
 import { SafeCall } from "src/libraries/SafeCall.sol";
-import { L1BlockIsthmus } from "src/L2/L1BlockIsthmus.sol";
+import { L1BlockInterop } from "src/L2/L1BlockInterop.sol";
 import { Encoding } from "src/libraries/Encoding.sol";
 
 // Interfaces
@@ -254,13 +254,13 @@ contract GasBenchMark_L1Block_SetValuesEcotone_Warm is GasBenchMark_L1Block {
     }
 }
 
-contract GasBenchMark_L1BlockIsthmus is GasBenchMark_L1Block {
-    L1BlockIsthmus l1BlockIsthmus;
+contract GasBenchMark_L1BlockInterop is GasBenchMark_L1Block {
+    L1BlockInterop l1BlockInterop;
 
     function setUp() public virtual override {
         super.setUp();
-        l1BlockIsthmus = new L1BlockIsthmus();
-        setValuesCalldata = Encoding.encodeSetL1BlockValuesIsthmus(
+        l1BlockInterop = new L1BlockInterop();
+        setValuesCalldata = Encoding.encodeSetL1BlockValuesInterop(
             type(uint32).max,
             type(uint32).max,
             type(uint64).max,
@@ -274,42 +274,42 @@ contract GasBenchMark_L1BlockIsthmus is GasBenchMark_L1Block {
     }
 }
 
-contract GasBenchMark_L1BlockIsthmus_SetValuesIsthmus is GasBenchMark_L1BlockIsthmus {
-    function test_setL1BlockValuesIsthmus_benchmark() external {
-        SafeCall.call({ _target: address(l1BlockIsthmus), _calldata: setValuesCalldata });
+contract GasBenchMark_L1BlockInterop_SetValuesInterop is GasBenchMark_L1BlockInterop {
+    function test_setL1BlockValuesInterop_benchmark() external {
+        SafeCall.call({ _target: address(l1BlockInterop), _calldata: setValuesCalldata });
     }
 }
 
-contract GasBenchMark_L1BlockIsthmus_SetValuesIsthmus_Warm is GasBenchMark_L1BlockIsthmus {
+contract GasBenchMark_L1BlockInterop_SetValuesInterop_Warm is GasBenchMark_L1BlockInterop {
     function setUp() public virtual override {
-        SafeCall.call({ _target: address(l1BlockIsthmus), _calldata: setValuesCalldata });
+        SafeCall.call({ _target: address(l1BlockInterop), _calldata: setValuesCalldata });
     }
 
-    function test_setL1BlockValuesIsthmus_benchmark() external {
-        SafeCall.call({ _target: address(l1BlockIsthmus), _calldata: setValuesCalldata });
+    function test_setL1BlockValuesInterop_benchmark() external {
+        SafeCall.call({ _target: address(l1BlockInterop), _calldata: setValuesCalldata });
     }
 }
 
-contract GasBenchMark_L1BlockIsthmus_DepositsComplete is GasBenchMark_L1BlockIsthmus {
+contract GasBenchMark_L1BlockInterop_DepositsComplete is GasBenchMark_L1BlockInterop {
     function test_depositsComplete_benchmark() external {
         SafeCall.call({
-            _target: address(l1BlockIsthmus),
-            _calldata: abi.encodeWithSelector(l1BlockIsthmus.depositsComplete.selector)
+            _target: address(l1BlockInterop),
+            _calldata: abi.encodeWithSelector(l1BlockInterop.depositsComplete.selector)
         });
     }
 }
 
-contract GasBenchMark_L1BlockIsthmus_DepositsComplete_Warm is GasBenchMark_L1BlockIsthmus {
+contract GasBenchMark_L1BlockInterop_DepositsComplete_Warm is GasBenchMark_L1BlockInterop {
     function setUp() public virtual override {
         super.setUp();
         // Set the isDeposit flag to true so then we can benchmark when it is reset.
-        SafeCall.call({ _target: address(l1BlockIsthmus), _calldata: setValuesCalldata });
+        SafeCall.call({ _target: address(l1BlockInterop), _calldata: setValuesCalldata });
     }
 
     function test_depositsComplete_benchmark() external {
         SafeCall.call({
-            _target: address(l1BlockIsthmus),
-            _calldata: abi.encodeWithSelector(l1BlockIsthmus.depositsComplete.selector)
+            _target: address(l1BlockInterop),
+            _calldata: abi.encodeWithSelector(l1BlockInterop.depositsComplete.selector)
         });
     }
 }

packages/contracts-bedrock/test/L1/OptimismPortalInterop.t.sol

@@ -12,7 +12,7 @@ import "src/libraries/PortalErrors.sol";
 // Target contract dependencies
 import "src/libraries/PortalErrors.sol";
 import { OptimismPortalInterop } from "src/L1/OptimismPortalInterop.sol";
-import { L1BlockIsthmus, ConfigType } from "src/L2/L1BlockIsthmus.sol";
+import { L1BlockInterop, ConfigType } from "src/L2/L1BlockInterop.sol";
 
 // Interfaces
 import { IOptimismPortalInterop } from "src/L1/interfaces/IOptimismPortalInterop.sol";
@@ -35,7 +35,7 @@ contract OptimismPortalInterop_Test is CommonTest {
             _mint: 0,
             _gasLimit: 200_000,
             _isCreation: false,
-            _data: abi.encodeCall(L1BlockIsthmus.setConfig, (ConfigType.SET_GAS_PAYING_TOKEN, _value))
+            _data: abi.encodeCall(L1BlockInterop.setConfig, (ConfigType.SET_GAS_PAYING_TOKEN, _value))
         });
 
         vm.prank(address(_optimismPortalInterop().systemConfig()));
@@ -58,7 +58,7 @@ contract OptimismPortalInterop_Test is CommonTest {
             _mint: 0,
             _gasLimit: 200_000,
             _isCreation: false,
-            _data: abi.encodeCall(L1BlockIsthmus.setConfig, (ConfigType.ADD_DEPENDENCY, _value))
+            _data: abi.encodeCall(L1BlockInterop.setConfig, (ConfigType.ADD_DEPENDENCY, _value))
         });
 
         vm.prank(address(_optimismPortalInterop().systemConfig()));
@@ -81,7 +81,7 @@ contract OptimismPortalInterop_Test is CommonTest {
             _mint: 0,
             _gasLimit: 200_000,
             _isCreation: false,
-            _data: abi.encodeCall(L1BlockIsthmus.setConfig, (ConfigType.REMOVE_DEPENDENCY, _value))
+            _data: abi.encodeCall(L1BlockInterop.setConfig, (ConfigType.REMOVE_DEPENDENCY, _value))
         });
 
         vm.prank(address(_optimismPortalInterop().systemConfig()));

packages/contracts-bedrock/test/L1/SystemConfigInterop.t.sol

@@ -6,7 +6,7 @@ import { CommonTest } from "test/setup/CommonTest.sol";
 
 // Contracts
 import { ERC20 } from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
-import { ConfigType } from "src/L2/L1BlockIsthmus.sol";
+import { ConfigType } from "src/L2/L1BlockInterop.sol";
 
 // Libraries
 import { Constants } from "src/libraries/Constants.sol";