0xpolarzero

import { Cli } from 'incur'
import {
  Client,
  HttpClient,
  MemoryClient,
  HttpTransport,
  MemoryTransport,
} from 'incur/client'

import type { Commands } from './generated/incur-client.js'

0xpolarzero

// TokenV1.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract TokenV1 {
    error InsufficientBalance();

    uint256 public totalSupply;
    mapping(address => uint256) public balances;

0xpolarzero

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract SuboptimalStructLayout {
    struct Data {
        uint256 a; // takes a full storage slot (32 bytes)
        uint8 b; // takes only 1 byte but occupies a full storage slot (32 bytes reserved)
        uint256 c; // needs a new slot, takes a full storage slot (32 bytes) - explains the previous full slot
        uint8 d; // takes only 1 byte but occupies a full storage slot (32 bytes reserved)
    }