{
    "Function": "onTokenTransfer",
    "File": "contracts/MergeTgt.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/utils/ReentrancyGuard.sol",
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol",
        "contracts/interfaces/IMerge.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "revert ZeroAmount()",
        "revert InvalidTokenReceived()",
        "revert MergeEnded()",
        "revert MergeLocked()",
        "quoteTitn",
        "nonReentrant"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function onTokenTransfer(address from, uint256 amount, bytes calldata extraData) external nonReentrant {\n        if (msg.sender != address(tgt)) {\n            revert InvalidTokenReceived();\n        }\n        if (lockedStatus == LockedStatus.Locked || launchTime == 0) {\n            revert MergeLocked();\n        }\n        if (amount == 0) {\n            revert ZeroAmount();\n        }\n        if (block.timestamp - launchTime > 360 days) {\n            revert MergeEnded();\n        }\n\n        // tgt in, titn out\n\n        uint256 titnOut = quoteTitn(amount);\n        claimableTitnPerUser[from] += titnOut;\n        totalTitnClaimable += titnOut;\n\n        emit ClaimableTitnUpdated(from, titnOut);\n    }"
}