Fix .gitignore: stop tracking ignored files

2026-05-27 03:36:32 +00:00 · 2025-07-27 10:39:02 +05:30
parent b42747e9a3
commit 3a87ef0576
625 changed files with 88566 additions and 63 deletions
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: MIT
+// OpenZeppelin Contracts (last updated v4.7.0) (crosschain/optimism/CrossChainEnabledOptimism.sol)
+
+pragma solidity ^0.8.4;
+
+import "../CrossChainEnabled.sol";
+import "./LibOptimism.sol";
+
+/**
+ * @dev https://www.optimism.io/[Optimism] specialization or the
+ * {CrossChainEnabled} abstraction.
+ *
+ * The messenger (`CrossDomainMessenger`) contract is provided and maintained by
+ * the optimism team. You can find the address of this contract on mainnet and
+ * kovan in the https://github.com/ethereum-optimism/optimism/tree/develop/packages/contracts/deployments[deployments section of Optimism monorepo].
+ *
+ * _Available since v4.6._
+ */
+abstract contract CrossChainEnabledOptimism is CrossChainEnabled {
+    /// @custom:oz-upgrades-unsafe-allow state-variable-immutable
+    address private immutable _messenger;
+
+    /// @custom:oz-upgrades-unsafe-allow constructor
+    constructor(address messenger) {
+        _messenger = messenger;
+    }
+
+    /**
+     * @dev see {CrossChainEnabled-_isCrossChain}
+     */
+    function _isCrossChain() internal view virtual override returns (bool) {
+        return LibOptimism.isCrossChain(_messenger);
+    }
+
+    /**
+     * @dev see {CrossChainEnabled-_crossChainSender}
+     */
+    function _crossChainSender() internal view virtual override onlyCrossChain returns (address) {
+        return LibOptimism.crossChainSender(_messenger);
+    }
+}