{
    "Function": "slitherConstructorVariables",
    "File": "contracts/src/vendor/forge-std/src/StdChains.sol",
    "Parent Contracts": [],
    "High-Level Calls": [],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "abstract contract StdChains {\n    VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256(\"hevm cheat code\")))));\n\n    bool private stdChainsInitialized;\n\n    struct ChainData {\n        string name;\n        uint256 chainId;\n        string rpcUrl;\n    }\n\n    struct Chain {\n        // The chain name.\n        string name;\n        // The chain's Chain ID.\n        uint256 chainId;\n        // The chain's alias. (i.e. what gets specified in `foundry.toml`).\n        string chainAlias;\n        // A default RPC endpoint for this chain.\n        // NOTE: This default RPC URL is included for convenience to facilitate quick tests and\n        // experimentation. Do not use this RPC URL for production test suites, CI, or other heavy\n        // usage as you will be throttled and this is a disservice to others who need this endpoint.\n        string rpcUrl;\n    }\n\n    // Maps from the chain's alias (matching the alias in the `foundry.toml` file) to chain data.\n    mapping(string => Chain) private chains;\n    // Maps from the chain's alias to it's default RPC URL.\n    mapping(string => string) private defaultRpcUrls;\n    // Maps from a chain ID to it's alias.\n    mapping(uint256 => string) private idToAlias;\n\n    bool private fallbackToDefaultRpcUrls = true;\n\n    // The RPC URL will be fetched from config or defaultRpcUrls if possible.\n    function getChain(string memory chainAlias) internal virtual returns (Chain memory chain) {\n        require(bytes(chainAlias).length != 0, \"StdChains getChain(string): Chain alias cannot be the empty string.\");\n\n        initializeStdChains();\n        chain = chains[chainAlias];\n        require(\n            chain.chainId != 0,\n            string(abi.encodePacked(\"StdChains getChain(string): Chain with alias \\\"\", chainAlias, \"\\\" not found.\"))\n        );\n\n        chain = getChainWithUpdatedRpcUrl(chainAlias, chain);\n    }\n\n    function getChain(uint256 chainId) internal virtual returns (Chain memory chain) {\n        require(chainId != 0, \"StdChains getChain(uint256): Chain ID cannot be 0.\");\n        initializeStdChains();\n        string memory chainAlias = idToAlias[chainId];\n\n        chain = chains[chainAlias];\n\n        require(\n            chain.chainId != 0,\n            string(abi.encodePacked(\"StdChains getChain(uint256): Chain with ID \", vm.toString(chainId), \" not found.\"))\n        );\n\n        chain = getChainWithUpdatedRpcUrl(chainAlias, chain);\n    }\n\n    // set chain info, with priority to argument's rpcUrl field.\n    function setChain(string memory chainAlias, ChainData memory chain) internal virtual {\n        require(\n            bytes(chainAlias).length != 0,\n            \"StdChains setChain(string,ChainData): Chain alias cannot be the empty string.\"\n        );\n\n        require(chain.chainId != 0, \"StdChains setChain(string,ChainData): Chain ID cannot be 0.\");\n\n        initializeStdChains();\n        string memory foundAlias = idToAlias[chain.chainId];\n\n        require(\n            bytes(foundAlias).length == 0 || keccak256(bytes(foundAlias)) == keccak256(bytes(chainAlias)),\n            string(\n                abi.encodePacked(\n                    \"StdChains setChain(string,ChainData): Chain ID \",\n                    vm.toString(chain.chainId),\n                    \" already used by \\\"\",\n                    foundAlias,\n                    \"\\\".\"\n                )\n            )\n        );\n\n        uint256 oldChainId = chains[chainAlias].chainId;\n        delete idToAlias[oldChainId];\n\n        chains[chainAlias] =\n            Chain({name: chain.name, chainId: chain.chainId, chainAlias: chainAlias, rpcUrl: chain.rpcUrl});\n        idToAlias[chain.chainId] = chainAlias;\n    }\n\n    // set chain info, with priority to argument's rpcUrl field.\n    function setChain(string memory chainAlias, Chain memory chain) internal virtual {\n        setChain(chainAlias, ChainData({name: chain.name, chainId: chain.chainId, rpcUrl: chain.rpcUrl}));\n    }\n\n    function _toUpper(string memory str) private pure returns (string memory) {\n        bytes memory strb = bytes(str);\n        bytes memory copy = new bytes(strb.length);\n        for (uint256 i = 0; i < strb.length; i++) {\n            bytes1 b = strb[i];\n            if (b >= 0x61 && b <= 0x7A) {\n                copy[i] = bytes1(uint8(b) - 32);\n            } else {\n                copy[i] = b;\n            }\n        }\n        return string(copy);\n    }\n\n    // lookup rpcUrl, in descending order of priority:\n    // current -> config (foundry.toml) -> environment variable -> default\n    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    }\n\n    function setFallbackToDefaultRpcUrls(bool useDefault) internal {\n        fallbackToDefaultRpcUrls = useDefault;\n    }\n\n    function initializeStdChains() private {\n        if (stdChainsInitialized) return;\n\n        stdChainsInitialized = true;\n\n        // If adding an RPC here, make sure to test the default RPC URL in `test_Rpcs` in `StdChains.t.sol`\n        setChainWithDefaultRpcUrl(\"anvil\", ChainData(\"Anvil\", 31337, \"http://127.0.0.1:8545\"));\n        setChainWithDefaultRpcUrl(\n            \"mainnet\", ChainData(\"Mainnet\", 1, \"https://eth-mainnet.alchemyapi.io/v2/pwc5rmJhrdoaSEfimoKEmsvOjKSmPDrP\")\n        );\n        setChainWithDefaultRpcUrl(\n            \"sepolia\", ChainData(\"Sepolia\", 11155111, \"https://sepolia.infura.io/v3/b9794ad1ddf84dfb8c34d6bb5dca2001\")\n        );\n        setChainWithDefaultRpcUrl(\"holesky\", ChainData(\"Holesky\", 17000, \"https://rpc.holesky.ethpandaops.io\"));\n        setChainWithDefaultRpcUrl(\"optimism\", ChainData(\"Optimism\", 10, \"https://mainnet.optimism.io\"));\n        setChainWithDefaultRpcUrl(\n            \"optimism_sepolia\", ChainData(\"Optimism Sepolia\", 11155420, \"https://sepolia.optimism.io\")\n        );\n        setChainWithDefaultRpcUrl(\"arbitrum_one\", ChainData(\"Arbitrum One\", 42161, \"https://arb1.arbitrum.io/rpc\"));\n        setChainWithDefaultRpcUrl(\n            \"arbitrum_one_sepolia\", ChainData(\"Arbitrum One Sepolia\", 421614, \"https://sepolia-rollup.arbitrum.io/rpc\")\n        );\n        setChainWithDefaultRpcUrl(\"arbitrum_nova\", ChainData(\"Arbitrum Nova\", 42170, \"https://nova.arbitrum.io/rpc\"));\n        setChainWithDefaultRpcUrl(\"polygon\", ChainData(\"Polygon\", 137, \"https://polygon-rpc.com\"));\n        setChainWithDefaultRpcUrl(\n            \"polygon_amoy\", ChainData(\"Polygon Amoy\", 80002, \"https://rpc-amoy.polygon.technology\")\n        );\n        setChainWithDefaultRpcUrl(\"avalanche\", ChainData(\"Avalanche\", 43114, \"https://api.avax.network/ext/bc/C/rpc\"));\n        setChainWithDefaultRpcUrl(\n            \"avalanche_fuji\", ChainData(\"Avalanche Fuji\", 43113, \"https://api.avax-test.network/ext/bc/C/rpc\")\n        );\n        setChainWithDefaultRpcUrl(\n            \"bnb_smart_chain\", ChainData(\"BNB Smart Chain\", 56, \"https://bsc-dataseed1.binance.org\")\n        );\n        setChainWithDefaultRpcUrl(\n            \"bnb_smart_chain_testnet\",\n            ChainData(\"BNB Smart Chain Testnet\", 97, \"https://rpc.ankr.com/bsc_testnet_chapel\")\n        );\n        setChainWithDefaultRpcUrl(\"gnosis_chain\", ChainData(\"Gnosis Chain\", 100, \"https://rpc.gnosischain.com\"));\n        setChainWithDefaultRpcUrl(\"moonbeam\", ChainData(\"Moonbeam\", 1284, \"https://rpc.api.moonbeam.network\"));\n        setChainWithDefaultRpcUrl(\n            \"moonriver\", ChainData(\"Moonriver\", 1285, \"https://rpc.api.moonriver.moonbeam.network\")\n        );\n        setChainWithDefaultRpcUrl(\"moonbase\", ChainData(\"Moonbase\", 1287, \"https://rpc.testnet.moonbeam.network\"));\n        setChainWithDefaultRpcUrl(\"base_sepolia\", ChainData(\"Base Sepolia\", 84532, \"https://sepolia.base.org\"));\n        setChainWithDefaultRpcUrl(\"base\", ChainData(\"Base\", 8453, \"https://mainnet.base.org\"));\n        setChainWithDefaultRpcUrl(\"blast_sepolia\", ChainData(\"Blast Sepolia\", 168587773, \"https://sepolia.blast.io\"));\n        setChainWithDefaultRpcUrl(\"blast\", ChainData(\"Blast\", 81457, \"https://rpc.blast.io\"));\n        setChainWithDefaultRpcUrl(\"fantom_opera\", ChainData(\"Fantom Opera\", 250, \"https://rpc.ankr.com/fantom/\"));\n        setChainWithDefaultRpcUrl(\n            \"fantom_opera_testnet\", ChainData(\"Fantom Opera Testnet\", 4002, \"https://rpc.ankr.com/fantom_testnet/\")\n        );\n        setChainWithDefaultRpcUrl(\"fraxtal\", ChainData(\"Fraxtal\", 252, \"https://rpc.frax.com\"));\n        setChainWithDefaultRpcUrl(\"fraxtal_testnet\", ChainData(\"Fraxtal Testnet\", 2522, \"https://rpc.testnet.frax.com\"));\n        setChainWithDefaultRpcUrl(\n            \"berachain_bartio_testnet\", ChainData(\"Berachain bArtio Testnet\", 80084, \"https://bartio.rpc.berachain.com\")\n        );\n        setChainWithDefaultRpcUrl(\"flare\", ChainData(\"Flare\", 14, \"https://flare-api.flare.network/ext/C/rpc\"));\n        setChainWithDefaultRpcUrl(\n            \"flare_coston2\", ChainData(\"Flare Coston2\", 114, \"https://coston2-api.flare.network/ext/C/rpc\")\n        );\n    }\n\n    // set chain info, with priority to chainAlias' rpc url in foundry.toml\n    function setChainWithDefaultRpcUrl(string memory chainAlias, ChainData memory chain) private {\n        string memory rpcUrl = chain.rpcUrl;\n        defaultRpcUrls[chainAlias] = rpcUrl;\n        chain.rpcUrl = \"\";\n        setChain(chainAlias, chain);\n        chain.rpcUrl = rpcUrl; // restore argument\n    }\n}"
}