AggregatorInterface v0.2.3 API Reference

Integrate Chainlink Local into your project

npm install @chainlink/local@0.2.3

yarn add @chainlink/local@0.2.3

If you use Foundry:

forge install smartcontractkit/chainlink-local@7d8b2f888e1f10c8841ccd9e0f4af0f5baf11dab

and then set remappings to: @chainlink/local/=lib/chainlink-local/ in either remappings.txt or foundry.toml file

Import the CCIPLocalSimulator contract from the @chainlink/local package:

import {CCIPLocalSimulator} from "@chainlink/local@0.2.3/src/ccip/CCIPLocalSimulator.sol";

AggregatorInterface

Interface for accessing price feed data from an aggregator contract.

event AnswerUpdated(int256 indexed current, uint256 indexed roundId, uint256 updatedAt)

Parameter	Type	Description
current	`int256`	The updated answer
roundId	`uint256`	The round ID for which the answer was updated
updatedAt	`uint256`	The timestamp when the answer was updated

event NewRound(uint256 indexed roundId, address indexed startedBy, uint256 startedAt)

Parameter	Type	Description
roundId	`uint256`	The round ID of the new round
startedBy	`address`	The address of the account that started the round
startedAt	`uint256`	The timestamp when the round was started

Gets the answer for a specific round ID.

function getAnswer(uint256 roundId) external view returns (int256)

Parameter	Type	Description
roundId	`uint256`	The round ID to get the answer for

Parameter	Type	Description
(unnamed)	`int256`	The answer for the given round ID

Gets the timestamp for a specific round ID.

function getTimestamp(uint256 roundId) external view returns (uint256)

Parameter	Type	Description
roundId	`uint256`	The round ID to get the timestamp for

Parameter	Type	Description
(unnamed)	`uint256`	The timestamp for the given round ID

Gets the latest answer from the aggregator.

function latestAnswer() external view returns (int256)

Parameter	Type	Description
(unnamed)	`int256`	The latest answer

Gets the latest round ID from the aggregator.

function latestRound() external view returns (uint256)

Parameter	Type	Description
(unnamed)	`uint256`	The latest round ID

Gets the timestamp of the latest answer from the aggregator.

function latestTimestamp() external view returns (uint256)

Parameter	Type	Description
(unnamed)	`uint256`	The timestamp of the latest answer