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Asset

contracts/asset/Asset.sol
Title: Asset
Notice: Contract presenting an asset in a pool
Details: Expect to be owned by Timelock for management, and _pool links to Pool for coordination

event Approval

***Asset.Approval(owner, spender, value) ***
Arguments
name
type
description
owner
address
indexed
spender
address
indexed
value
uint256
not indexed

event CashAdded

***Asset.CashAdded(previousCashPosition, cashBeingAdded) ***
Notice: An event thats emitted when cash is addedd
Arguments
name
type
description
previousCashPosition
uint256
not indexed
cashBeingAdded
uint256
not indexed

event CashRemoved

***Asset.CashRemoved(previousCashPosition, cashBeingRemoved) ***
Notice: An event thats emitted when cash is removed
Arguments
name
type
description
previousCashPosition
uint256
not indexed
cashBeingRemoved
uint256
not indexed

event LiabilityAdded

***Asset.LiabilityAdded(previousLiabilityPosition, liabilityBeingAdded) ***
Notice: An event thats emitted when liability is added
Arguments
name
type
description
previousLiabilityPosition
uint256
not indexed
liabilityBeingAdded
uint256
not indexed

event LiabilityRemoved

***Asset.LiabilityRemoved(previousLiabilityPosition, liabilityBeingRemoved) ***
Notice: An event thats emitted when liability is removed
Arguments
name
type
description
previousLiabilityPosition
uint256
not indexed
liabilityBeingRemoved
uint256
not indexed

event MaxSupplyUpdated

***Asset.MaxSupplyUpdated(previousMaxSupply, newMaxSupply) ***
Notice: An event thats emitted when max supply is updated
Arguments
name
type
description
previousMaxSupply
uint256
not indexed
newMaxSupply
uint256
not indexed

event OwnershipTransferred

***Asset.OwnershipTransferred(previousOwner, newOwner) ***
Arguments
name
type
description
previousOwner
address
indexed
newOwner
address
indexed

event PoolUpdated

***Asset.PoolUpdated(previousPool, newPool) ***
Notice: An event thats emitted when pool is updated
Arguments
name
type
description
previousPool
address
indexed
newPool
address
indexed

event Transfer

***Asset.Transfer(from, to, value) ***
Arguments
name
type
description
from
address
indexed
to
address
indexed
value
uint256
not indexed

function _name

Asset._name() view
Notice: Name of the asset
Outputs
name
type
description
​
string
​

function _symbol

Asset._symbol() view
Notice: Symbol of the asset
Outputs
name
type
description
​
string
​

function addCash

***Asset.addCash(amount) ***
Notice: Adds cash, expects actual ERC20 underlyingToken got transferred in. Can only be called by Pool.
Arguments
name
type
description
amount
uint256
amount to add

function addLiability

***Asset.addLiability(amount) ***
Notice: Adds deposit or dividend, expect LP underlyingToken minted in case of deposit. Can only be called by Pool.
Arguments
name
type
description
amount
uint256
amount to add

function aggregateAccount

Asset.aggregateAccount() view
Notice: Returns the address of the Aggregate Account 'holding' this asset
Outputs
name
type
description
​
address
The current Aggregate Account address for Asset

function allowance

Asset.allowance(owner, spender) view
Details: See {IERC20-allowance}.
Arguments
name
type
description
owner
address
​
spender
address
​
Outputs
name
type
description
​
uint256
​

function approve

***Asset.approve(spender, amount) ***
Details: See {IERC20-approve}. Requirements: - spender cannot be the zero address.
Arguments
name
type
description
spender
address
​
amount
uint256
​
Outputs
name
type
description
​
bool
​

function balanceOf

Asset.balanceOf(account) view
Details: See {IERC20-balanceOf}.
Arguments
name
type
description
account
address
​
Outputs
name
type
description
​
uint256
​

function burn

***Asset.burn(to, amount) ***
Notice: Burn Asset Token, expect pool coordinates other state updates. Can only be called by Pool.
Arguments
name
type
description
to
address
address holding the tokens
amount
uint256
amount to burn

function cash

Asset.cash() view
Notice: Returns the amount of underlyingToken transferrable, expect to match underlyingTokenBalance()
Outputs
name
type
description
​
uint256
​

function decimals

Asset.decimals() view
Notice: Returns the decimals of ERC20 underlyingToken
Outputs
name
type
description
​
uint8
The current decimals for underlying token

function decreaseAllowance

***Asset.decreaseAllowance(spender, subtractedValue) ***
Details: Atomically decreases the allowance granted to spender by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - spender cannot be the zero address. - spender must have allowance for the caller of at least subtractedValue.
Arguments
name
type
description
spender
address
​
subtractedValue
uint256
​
Outputs
name
type
description
​
bool
​

function increaseAllowance

***Asset.increaseAllowance(spender, addedValue) ***
Details: Atomically increases the allowance granted to spender by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - spender cannot be the zero address.
Arguments
name
type
description
spender
address
​
addedValue
uint256
​
Outputs
name
type
description
​
bool
​

function initialize

***Asset.initialize(underlyingToken_, name_, symbol_, aggregateAccount_) ***
Notice: Initializer.
Details: _ suffix to avoid shadowing underlyingToken() name and symbol
Arguments
name
type
description
underlyingToken_
address
The token represented by the asset
name_
string
The name of the asset
symbol_
string
The symbol of the asset
aggregateAccount_
address
The aggregate account to which the the asset belongs

function liability

Asset.liability() view
Notice: Returns the amount of liability, the total deposit and dividend
Outputs
name
type
description
​
uint256
​

function maxSupply

Asset.maxSupply() view
Notice: Gets current asset max supply
Outputs
name
type
description
​
uint256
The current max supply of asset

function mint

***Asset.mint(to, amount) ***
Notice: Mint Asset Token, expect pool coordinates other state updates. Can only be called by Pool.
Arguments
name
type
description
to
address
address to transfer the token to
amount
uint256
amount to transfer

function name

Asset.name() view
Details: Returns the name of the token.
Outputs
name
type
description
​
string
​

function owner

Asset.owner() view
Details: Returns the address of the current owner.
Outputs
name
type
description
​
address
​

function pool

Asset.pool() view
Notice: Gets current Pool address
Outputs
name
type
description
​
address
The current Pool address for Asset

function removeCash

***Asset.removeCash(amount) ***
Notice: Deducts cash, expect actual ERC20 got transferred out (by transferUnderlyingToken()). Can only be called by Pool.
Arguments
name
type
description
amount
uint256
amount to remove

function removeLiability

***Asset.removeLiability(amount) ***
Notice: Removes deposit and dividend earned, expect LP underlyingToken burnt. Can only be called by Pool.
Arguments
name
type
description
amount
uint256
amount to remove

function renounceOwnership

***Asset.renounceOwnership() ***
Details: Leaves the contract without owner. It will not be possible to call onlyOwner functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.

function setAggregateAccount

***Asset.setAggregateAccount(aggregateAccount_) ***
Notice: Changes the aggregate account. Can only be set by the contract owner.
Arguments
name
type
description
aggregateAccount_
address
new aggregate account address

function setMaxSupply

***Asset.setMaxSupply(maxSupply_) ***
Notice: Changes asset max supply. Can only be set by the contract owner.
Arguments
name
type
description
maxSupply_
uint256
the new asset's max supply

function setPool

***Asset.setPool(pool_) ***
Notice: Changes the pool. Can only be set by the contract owner.
Arguments
name
type
description
pool_
address
new pool's address

function symbol

Asset.symbol() view
Details: Returns the symbol of the token, usually a shorter version of the name.
Outputs
name
type
description
​
string
​

function totalSupply

Asset.totalSupply() view
Details: See {IERC20-totalSupply}.
Outputs
name
type
description
​
uint256
​

function transfer

***Asset.transfer(recipient, amount) ***
Details: See {IERC20-transfer}. Requirements: - recipient cannot be the zero address. - the caller must have a balance of at least amount.
Arguments
name
type
description
recipient
address
​
amount
uint256
​
Outputs
name
type
description
​
bool
​

function transferFrom

***Asset.transferFrom(sender, recipient, amount) ***
Details: See {IERC20-transferFrom}. Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20}. Requirements: - sender and recipient cannot be the zero address. - sender must have a balance of at least amount. - the caller must have allowance for sender's tokens of at least amount.
Arguments
name
type
description
sender
address
​
recipient
address
​
amount
uint256
​
Outputs
name
type
description
​
bool
​

function transferOwnership

***Asset.transferOwnership(newOwner) ***
Details: Transfers ownership of the contract to a new account (newOwner). Can only be called by the current owner.
Arguments
name
type
description
newOwner
address
​

function transferUnderlyingToken

***Asset.transferUnderlyingToken(to, amount) ***
Notice: Transfers ERC20 underlyingToken from this contract to another account. Can only be called by Pool.
Details: Not to be confused with transferring platypus Assets.
Arguments
name
type
description
to
address
address to transfer the token to
amount
uint256
amount to transfer

function underlyingToken

Asset.underlyingToken() view
Notice: Returns the address of ERC20 underlyingToken represented by this asset
Outputs
name
type
description
​
address
The current address of ERC20 underlyingToken for Asset

function underlyingTokenBalance

Asset.underlyingTokenBalance() view
Notice: Get underlying Token Balance
Outputs
name
type
description
​
uint256
Returns the actual balance of ERC20 underlyingToken
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Last modified 1yr ago