@lido-sdk/constants

⚠️DEPRECATION WARNING⚠️

This project is being slowly deprecated and may not receive further updates. Check out modern Lido SDK to access latest functionality. It is actively maintained and is built for interacting with Lido Protocol.

Constants

Constants for Lido Finance projects. Part of Lido JS SDK

• Install
• Chains
  • Chains enum
  • Array of chains ids
  • getChainColor
• Tokens
  • Lido tokens enum
  • getTokenAddress
• Aggregator
  • getAggregatorAddress
• WithdrawalQueue
  • getWithdrawalQueueAddress

Install

yarn add @lido-sdk/constants

Chains

Source

Chains enum

import { CHAINS } from '@lido-sdk/constants';

console.log(CHAINS.Mainnet, CHAINS.Holesky); // 1, 17000

Array of chains ids

import { CHAINS_IDS } from '@lido-sdk/constants';

console.log(CHAINS_IDS); // [1, 3, 4, 5, 42]

getChainColor

Color getter by chain id

import { CHAINS, getChainColor } from '@lido-sdk/constants';

const goerliChainColor = getChainColor(CHAINS.Goerli);
console.log(goerliChainColor); // #3099f2

Tokens

Source

Lido tokens enum

import { TOKENS } from '@lido-sdk/constants';

console.log(TOKENS.WSTETH); // WSTETH
console.log(TOKENS.STETH); // STETH
console.log(TOKENS.LDO); // LDO

getTokenAddress

Getter for Lido token addresses. Returns a contract address or throws an error if the contract is not deployed in the chain.

import { CHAINS, TOKENS, getTokenAddress } from '@lido-sdk/constants';

const stethAddress = getTokenAddress(CHAINS.Mainnet, TOKENS.STETH);
console.log(stethAddress); // 0xae7ab96520de3a18e5e111b5eaab095312d7fe84

Aggregator

Source

EACAggregatorProxy https://etherscan.io/address/0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419
It’s used to get the ETH price

getAggregatorAddress

import { CHAINS, getAggregatorAddress } from '@lido-sdk/constants';

const aggregatorAddress = getAggregatorAddress(CHAINS.Mainnet);
console.log(aggregatorAddress); // 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419

WithdrawalQueue

WithdrawalQueue contract for LIDO protocol

getWithdrawalQueueAddress

import { CHAINS, getWithdrawalQueueAddress } from '@lido-sdk/constants';

const withdrawalQueueAddress = getWithdrawalQueueAddress(CHAINS.Mainnet);
console.log(withdrawalQueueAddress); // 0x889edC2eDab5f40e902b864aD4d7AdE8E412F9B1