{
    "Function": "_delegate",
    "File": "node_modules/@openzeppelin/contracts/proxy/Proxy.sol",
    "Parent Contracts": [],
    "High-Level Calls": [],
    "Internal Calls": [
        "gas()",
        "return(uint256,uint256)",
        "delegatecall(uint256,uint256,uint256,uint256,uint256,uint256)",
        "revert(uint256,uint256)",
        "calldatacopy(uint256,uint256,uint256)",
        "returndatacopy(uint256,uint256,uint256)",
        "returndatasize()",
        "returndatasize()",
        "calldatasize()",
        "returndatasize()",
        "calldatasize()"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _delegate(address implementation) internal virtual {\n        // solhint-disable-next-line no-inline-assembly\n        assembly {\n            // Copy msg.data. We take full control of memory in this inline assembly\n            // block because it will not return to Solidity code. We overwrite the\n            // Solidity scratch pad at memory position 0.\n            calldatacopy(0, 0, calldatasize())\n\n            // Call the implementation.\n            // out and outsize are 0 because we don't know the size yet.\n            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)\n\n            // Copy the returned data.\n            returndatacopy(0, 0, returndatasize())\n\n            switch result\n            // delegatecall returns 0 on error.\n            case 0 { revert(0, returndatasize()) }\n            default { return(0, returndatasize()) }\n        }\n    }"
}