VariableDebtToken
https://github.com/Into-the-Fathom/fathom-lending-platform-smart-contracts/blob/master/contracts/protocol/tokenization/VariableDebtToken.sol
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https://github.com/Into-the-Fathom/fathom-lending-platform-smart-contracts/blob/master/contracts/protocol/tokenization/VariableDebtToken.sol
The VariableDebtToken contract is part of the Fathom lending protocol. It tracks users' borrowing positions at variable interest rates. This token is non-transferable and can only be minted or burned by the lending pool.
DEBT_TOKEN_REVISION: Version of the debt token.
_underlyingAsset: The address of the underlying asset.
POOL: Reference to the main Pool contract.
_incentivesController: Incentives controller for the token.
approveDelegation: Delegates borrowing power to a user.
delegationWithSig: Delegates borrowing power via signature.
setIncentivesController: Sets the incentives controller.
balanceOf: Returns the debt balance of a user.
totalSupply: Returns the total supply of the debt token.
borrowAllowance: Returns the borrow allowance for a user.
name: Returns the name of the token.
symbol: Returns the symbol of the token.
decimals: Returns the number of decimals.
getIncentivesController: Returns the incentives controller address.
UNDERLYING_ASSET_ADDRESS: Returns the underlying asset address.
Mint/Burn Functions:
mint: Mints debt tokens to a user.
burn: Burns debt tokens from a user.
The following standard ERC20 functions are disabled as this is a non-transferable token:
transfer
allowance
approve
transferFrom
increaseAllowance
decreaseAllowance
These functions revert with an OPERATION_NOT_SUPPORTED error if called.
Mint: Emitted when tokens are minted.
Burn: Emitted when tokens are burned.
BorrowAllowanceDelegated: Emitted when borrow allowance is delegated.
Transfer: Emitted when tokens are transferred (disabled in this contract).
Approval: Emitted when approval is given (disabled in this contract).
Initialized: Emitted when the contract is initialized.
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