openzeppelin-contracts/hardhat.config.js

const fs = require('fs');
const path = require('path');

require('@nomiclabs/hardhat-truffle5');
require('@nomiclabs/hardhat-solhint');
require('solidity-coverage');

for (const f of fs.readdirSync(path.join(__dirname, 'hardhat'))) {
  require(path.join(__dirname, 'hardhat', f));
}

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
  solidity: '0.8.0',
  settings: {
    optimizer: {
      enabled: false,
      runs: 200,
    },
  },
  networks: {
    hardhat: {
      blockGasLimit: 10000000,
    },
  },
};