{
    "Function": "_removeTokenFromOwner",
    "File": "src/V3Vault.sol",
    "Parent Contracts": [
        "src/interfaces/IErrors.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC721/IERC721Receiver.sol",
        "src/interfaces/IVault.sol",
        "lib/openzeppelin-contracts/contracts/interfaces/IERC4626.sol",
        "lib/openzeppelin-contracts/contracts/access/Ownable.sol",
        "lib/openzeppelin-contracts/contracts/utils/Multicall.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Metadata.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol",
        "lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _removeTokenFromOwner(address from, uint256 tokenId) internal {\n        uint256 lastTokenIndex = ownedTokens[from].length - 1;\n        uint256 tokenIndex = ownedTokensIndex[tokenId];\n        if (tokenIndex != lastTokenIndex) {\n            uint256 lastTokenId = ownedTokens[from][lastTokenIndex];\n            ownedTokens[from][tokenIndex] = lastTokenId;\n            ownedTokensIndex[lastTokenId] = tokenIndex;\n        }\n        ownedTokens[from].pop();\n        // Note that ownedTokensIndex[tokenId] is not deleted. There is no need to delete it - gas optimization\n        delete tokenOwner[tokenId]; // Remove the token from the token owner mapping\n    }"
}