Hardhat-Compound example

The sample Hardhat project using @hardhat-compound-plugin

Instalation

npm install
yarn install

Running test

npx hardhat test

code sample Source : ./test/index.ts

import hre, { ethers } from "hardhat";
import { formatUnits, parseUnits } from "ethers/lib/utils";
import { assert } from "chai";
import { deployErc20Token, Erc20Token } from "@thenextblock/hardhat-erc20";
import {
  CTokenDeployArg,
  deployCompoundV2,
  Comptroller,
} from "@thenextblock/hardhat-compound";

const ctokenArgs: CTokenDeployArg[] = [
      {
        cToken: "cUNI",
        underlying: UNI.address,
        underlyingPrice: UNI_PRICE,
        collateralFactor: "500000000000000000", // 50%
      },
      {
        cToken: "cUSDC",
        underlying: USDC.address,
        underlyingPrice: USDC_PRICE,
        collateralFactor: "500000000000000000", // 50%
      },
    ];

    const { comptroller, cTokens, priceOracle, interestRateModels }
        = await deployCompoundV2(ctokenArgs, deployer);

    await comptroller._setCloseFactor(parseUnits("0.5", 18).toString());
    await comptroller._setLiquidationIncentive(parseUnits("1.08", 18));

    const { cUNI, cUSDC } = cTokens;
    .....

Script Sample

npx hardhat run npx hardhat run ./scripts/sample.ts

Source: ./script/sample.ts

Smartcontracts:

.../contracts/Compound.sol Deploy Lcal contract and interact with Compound protocol

  const Compound = await ethers.getContractFactory("Compound");
  const compound = await Compound.deploy(comptroller.address);
  await compound.deployed();
  console.log("Compound deployed to:", compound.address);
  // Call public view function
  await compound.cTokens();