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 bido-sdk-constants

Chains

Source

Chains enum

import { CHAINS } from 'bido-sdk-constants';

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

Array of chains ids

import { CHAINS_IDS } from 'bido-sdk-constants';

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

getChainColor

Color getter by chain id

import { CHAINS, getChainColor } from 'bido-sdk-constants';

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

Tokens

Source

Lido tokens enum

import { TOKENS } from 'bido-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 'bido-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 'bido-sdk-constants';

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

WithdrawalQueue

WithdrawalQueue contract for LIDO protocol

getWithdrawalQueueAddress

import { CHAINS, getWithdrawalQueueAddress } from 'bido-sdk-constants';

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