ChainlinkOracle

Git Source

Inherits: OracleWrapper

Contains the logic for retrieving data from a Chainlink oracle and converting it to the QuantAMM format using the oracle wrapper contract

State Variables

priceFeed

AggregatorV3Interface internal immutable priceFeed;

normalizationFactor

Difference of feed result to 18 decimals. We store the difference instead of the oracle decimals for optimization reasons (saves a subtraction in _getData)

uint256 internal immutable normalizationFactor;

Functions

constructor

constructor(address _chainlinkFeed);

Parameters

Name	Type	Description
_chainlinkFeed	address	the address of the Chainlink oracle to wrap

_getData

Returns the latest data from the oracle in the QuantAMM format

function _getData() internal view override returns (int216, uint40);

Returns

Name	Type	Description
<none>	int216	data the latest data from the oracle in the QuantAMM format
<none>	uint40	timestamp the timestamp of the data retrieval