liquidate
params of liquidateParams -> (list(op), storage upd)
The liquidation process occurs when another user repays part of the outstanding amount of the borrower and thus purchases his collateral at a discount. To do this, user call liquidate method.
The yToken
contract expects that underlying token infos of collateralToken
and all borrowed by borrower
before tokenId
s are updated by calling PriceFeed.getPrice and updateInterest in the same block before this contract method
Types
borrowToken
nat
yToken identifier of borrow token market
collateralToken
nat
yToken identifier of collateral token market
borrower
address
address of borrower to liquidate
amount
nat
amount of yTokens borrow to pay with max amount is less or equal borrow
* closeFactor
Usage
Errors
yToken/borrower-cannot-be-liquidator
- borrower can't be liquidatoryToken/liquidation-not-achieved
- this debt is not in "liquidation" case.yToken/debt-is-zero
- user's debt is zero.yToken/too-much-repay
- too many tokens sent to repay.underflow/borrowerAccount.borrow
- not enoughborrow
of borrower to liquidate withamount
wanted by user.underflow/totalBorrowsF
- total borrows less thanamount
.yToken/no-such-collateral
-borrower
doesn't has collateral in token withcollateralToken
yToken/seize/not-enough-tokens
- seize tokens greater than borrower balance.token/cant-get-contract-token
- FA12 token contract address does not containtransfer
entrypoint from FA12 interface.token/cant-get-contract-fa2-token
- FA2 token contract address does not containtransfer
entrypoint from FA2 interface.underflow/liquidity - reserves
- liquidity more than reserves.yToken/amount-is-zero
- passed zeroamount
.ceil-div-error
- division of two numbers fails.yToken/need-update
- token price and interest not updated (see warning above)yToken/borrow-id-undefined
- borrow token identifier is not assigned to any known yTokens.yToken/collateral-id-undefined
- collateral token identifier is not assigned to any known yTokens.
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