`WstethPricer`

A Pricer contract for a wstETH token

Functions:

constructor(address _wstETH, address _underlying, address _oracle) (public)
getPrice() (external)
setExpiryPriceInOracle(uint256 _expiryTimestamp) (external)
getHistoricalPrice(uint80) (external)

Function `constructor(address _wstETH, address _underlying, address _oracle) public`

Parameters:

_wstETH: wstETH
_underlying: underlying asset for wstETH
_oracle: Opyn Oracle contract address

Function `getPrice() → uint256 external`

get the live price for the asset

overrides the getPrice function in OpynPricerInterface

Return Values:

price of 1 wstETH in USD, scaled by 1e8

Function `setExpiryPriceInOracle(uint256 _expiryTimestamp) external`

set the expiry price in the oracle

requires that the underlying price has been set before setting a wstETH price

Parameters:

_expiryTimestamp: expiry to set a price for

Function `getHistoricalPrice(uint80) → uint256, uint256 external`