/* // SPDX-License-Identifier: MIT pragma solidity ^0.8.3; contract SimpleERC20 { mapping(address => uint256) public balanceOf; mapping(address => mapping(address => uint256)) public allowance; uint256 public totalSupply; string public name; string public symbol; uint8 public decimals; constructor(string memory _name, string memory _symbol, uint8 _decimals) { name = _name; symbol = _symbol; decimals = _decimals; } function mint(address to, uint256 amount) public { totalSupply += amount; balanceOf[to] += amount; emit Transfer(address(0), to, amount); } function transfer(address to, uint256 value) public returns (bool) { balanceOf[msg.sender] -= value; balanceOf[to] += value; emit Transfer(msg.sender, to, value); return true; } function approve(address spender, uint256 value) public returns (bool) { allowance[msg.sender][spender] = value; emit Approval(msg.sender, spender, value); return true; } function transferFrom(address from, address to, uint256 value) public returns (bool) { balanceOf[from] -= value; balanceOf[to] += value; allowance[from][msg.sender] -= value; emit Transfer(from, to, value); return true; } event Transfer(address indexed from, address indexed to, uint256 value); event Approval(address indexed owner, address indexed spender, uint256 value); } */ import { ethers } from 'ethers' export const TEST_ERC20_ABI = [ { inputs: [ { internalType: 'string', name: '_name', type: 'string' }, { internalType: 'string', name: '_symbol', type: 'string' }, { internalType: 'uint8', name: '_decimals', type: 'uint8' } ], stateMutability: 'nonpayable', type: 'constructor' }, { anonymous: false, inputs: [ { indexed: true, internalType: 'address', name: 'owner', type: 'address' }, { indexed: true, internalType: 'address', name: 'spender', type: 'address' }, { indexed: false, internalType: 'uint256', name: 'value', type: 'uint256' } ], name: 'Approval', type: 'event' }, { anonymous: false, inputs: [ { indexed: true, internalType: 'address', name: 'from', type: 'address' }, { indexed: true, internalType: 'address', name: 'to', type: 'address' }, { indexed: false, internalType: 'uint256', name: 'value', type: 'uint256' } ], name: 'Transfer', type: 'event' }, { inputs: [ { internalType: 'address', name: '', type: 'address' }, { internalType: 'address', name: '', type: 'address' } ], name: 'allowance', outputs: [ { internalType: 'uint256', name: '', type: 'uint256' } ], stateMutability: 'view', type: 'function' }, { inputs: [ { internalType: 'address', name: 'spender', type: 'address' }, { internalType: 'uint256', name: 'value', type: 'uint256' } ], name: 'approve', outputs: [ { internalType: 'bool', name: '', type: 'bool' } ], stateMutability: 'nonpayable', type: 'function' }, { inputs: [ { internalType: 'address', name: '', type: 'address' } ], name: 'balanceOf', outputs: [ { internalType: 'uint256', name: '', type: 'uint256' } ], stateMutability: 'view', type: 'function' }, { inputs: [], name: 'decimals', outputs: [ { internalType: 'uint8', name: '', type: 'uint8' } ], stateMutability: 'view', type: 'function' }, { inputs: [ { internalType: 'address', name: 'to', type: 'address' }, { internalType: 'uint256', name: 'amount', type: 'uint256' } ], name: 'mint', outputs: [], stateMutability: 'nonpayable', type: 'function' }, { inputs: [], name: 'name', outputs: [ { internalType: 'string', name: '', type: 'string' } ], stateMutability: 'view', type: 'function' }, { inputs: [], name: 'symbol', outputs: [ { internalType: 'string', name: '', type: 'string' } ], stateMutability: 'view', type: 'function' }, { inputs: [], name: 'totalSupply', outputs: [ { internalType: 'uint256', name: '', type: 'uint256' } ], stateMutability: 'view', type: 'function' }, { inputs: [ { internalType: 'address', name: 'to', type: 'address' }, { internalType: 'uint256', name: 'value', type: 'uint256' } ], name: 'transfer', outputs: [ { internalType: 'bool', name: '', type: 'bool' } ], stateMutability: 'nonpayable', type: 'function' }, { inputs: [ { internalType: 'address', name: 'from', type: 'address' }, { internalType: 'address', name: 'to', type: 'address' }, { internalType: 'uint256', name: 'value', type: 'uint256' } ], name: 'transferFrom', outputs: [ { internalType: 'bool', name: '', type: 'bool' } ], stateMutability: 'nonpayable', type: 'function' } ] export const TEST_ERC20_BYTECODE = 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export function createERC20(signer: ethers.Signer, name: string, symbol: string, decimals: number) { return new ethers.ContractFactory(TEST_ERC20_ABI, TEST_ERC20_BYTECODE, signer).deploy(name, symbol, decimals) }