{
    "Function": "transferERC20",
    "File": "src/libraries/DelegateTokenRegistryHelpers.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "IDelegateRegistry",
        "IDelegateRegistry"
    ],
    "Internal Calls": [
        "calculateIncreasedAmount",
        "revert HashMismatch()",
        "calculateDecreasedAmount"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function transferERC20(\n        address delegateRegistry,\n        bytes32 registryHash,\n        address from,\n        bytes32 newRegistryHash,\n        address to,\n        uint256 underlyingAmount,\n        bytes32 underlyingRights,\n        address underlyingContract\n    ) internal {\n        if (\n            IDelegateRegistry(delegateRegistry).delegateERC20(\n                from, underlyingContract, underlyingRights, calculateDecreasedAmount(delegateRegistry, registryHash, underlyingAmount)\n            ) == bytes32(registryHash)\n                && IDelegateRegistry(delegateRegistry).delegateERC20(\n                    to, underlyingContract, underlyingRights, calculateIncreasedAmount(delegateRegistry, newRegistryHash, underlyingAmount)\n                ) == newRegistryHash\n        ) return;\n        revert Errors.HashMismatch();\n    }"
}