TransientStateLibrary

A helper library to provide state getters that use exttload

Functions

getSyncedReserves

returns the reserves for the synced currency

returns 0 if the reserves are not synced or value is 0. Checks the synced currency to only return valid reserve values (after a sync and before a settle).

function getSyncedReserves(IPoolManager manager) internal view returns (uint256);

Parameters

Name	Type	Description
manager	IPoolManager	The pool manager contract.

Returns

Name	Type	Description
<none>	uint256	uint256 The reserves of the currency.

getSyncedCurrency

function getSyncedCurrency(IPoolManager manager) internal view returns (Currency);

getNonzeroDeltaCount

Returns the number of nonzero deltas open on the PoolManager that must be zeroed out before the contract is locked

function getNonzeroDeltaCount(IPoolManager manager) internal view returns (uint256);

currencyDelta

Get the current delta for a caller in the given currency

function currencyDelta(IPoolManager manager, address target, Currency currency) internal view returns (int256);

Parameters

Name	Type	Description
manager	IPoolManager
target	address	The credited account address
currency	Currency	The currency for which to lookup the delta

isUnlocked

Returns whether the contract is unlocked or not

function isUnlocked(IPoolManager manager) internal view returns (bool);