dexorder

lib_openzeppelin_contracts/contracts/mocks/docs/ERC20WithAutoMinerReward.sol

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.20;
+
+import {ERC20} from "../../token/ERC20/ERC20.sol";
+
+contract ERC20WithAutoMinerReward is ERC20 {
+    constructor() ERC20("Reward", "RWD") {
+        _mintMinerReward();
+    }
+
+    function _mintMinerReward() internal {
+        _mint(block.coinbase, 1000);
+    }
+
+    function _update(address from, address to, uint256 value) internal virtual override {
+        if (!(from == address(0) && to == block.coinbase)) {
+            _mintMinerReward();
+        }
+        super._update(from, to, value);
+    }
+}