{
    "Function": "getChainWithUpdatedRpcUrl",
    "File": "contracts/src/vendor/forge-std/src/StdChains.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "VmSafe",
        "VmSafe",
        "VmSafe"
    ],
    "Internal Calls": [
        "abi.encodeWithSignature()",
        "revert(uint256,uint256)",
        "abi.encodePacked()",
        "keccak256(bytes)",
        "keccak256(bytes)",
        "abi.encodeWithSignature()",
        "abi.encodePacked()",
        "keccak256(bytes)",
        "_toUpper",
        "mload(uint256)",
        "abi.encodePacked()"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function getChainWithUpdatedRpcUrl(string memory chainAlias, Chain memory chain)\n        private\n        view\n        returns (Chain memory)\n    {\n        if (bytes(chain.rpcUrl).length == 0) {\n            try vm.rpcUrl(chainAlias) returns (string memory configRpcUrl) {\n                chain.rpcUrl = configRpcUrl;\n            } catch (bytes memory err) {\n                string memory envName = string(abi.encodePacked(_toUpper(chainAlias), \"_RPC_URL\"));\n                if (fallbackToDefaultRpcUrls) {\n                    chain.rpcUrl = vm.envOr(envName, defaultRpcUrls[chainAlias]);\n                } else {\n                    chain.rpcUrl = vm.envString(envName);\n                }\n                // Distinguish 'not found' from 'cannot read'\n                // The upstream error thrown by forge for failing cheats changed so we check both the old and new versions\n                bytes memory oldNotFoundError =\n                    abi.encodeWithSignature(\"CheatCodeError\", string(abi.encodePacked(\"invalid rpc url \", chainAlias)));\n                bytes memory newNotFoundError = abi.encodeWithSignature(\n                    \"CheatcodeError(string)\", string(abi.encodePacked(\"invalid rpc url: \", chainAlias))\n                );\n                bytes32 errHash = keccak256(err);\n                if (\n                    (errHash != keccak256(oldNotFoundError) && errHash != keccak256(newNotFoundError))\n                        || bytes(chain.rpcUrl).length == 0\n                ) {\n                    /// @solidity memory-safe-assembly\n                    assembly {\n                        revert(add(32, err), mload(err))\n                    }\n                }\n            }\n        }\n        return chain;\n    }"
}