feat: MetaToken

Author: PavelNaydanov

remappings.txt

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+ds-test/=lib/solmate/lib/ds-test/src/
+forge-std/=lib/forge-std/src/
+solmate/=lib/solmate/src/

script/Counter.s.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity 0.8.28;
+
+import {Script, console} from "forge-std/Script.sol";
+import {MetaToken} from "../src/MetaToken.sol";
+
+contract MetaTokenScript is Script {
+    MetaToken public META;
+
+    function setUp() public {}
+
+    function run(address distributor) public {
+        vm.startBroadcast();
+
+        META = new MetaToken(distributor);
+
+        vm.stopBroadcast();
+    }
+}

script/MetaToken.s.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.28;
+
+import {ERC20} from "solmate/tokens/ERC20.sol";
+
+contract MetaToken is ERC20 {
+    uint256 private constant _INITIAL_TOTAL_SUPPLY = 1_000_000_000e18;
+
+    constructor(address distributor) ERC20("Metalamp token", "META", 18) {
+        _mint(distributor, _INITIAL_TOTAL_SUPPLY);
+    }
+}

src/Counter.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity 0.8.28;
+
+import {Test, console} from "forge-std/Test.sol";
+import {MetaToken} from "src/MetaToken.sol";
+
+contract MetaTokenTest is Test {
+    MetaToken public META;
+
+    address distributor;
+
+    function setUp() public {
+        distributor = makeAddr("distributor");
+
+        META = new MetaToken(distributor);
+    }
+
+    function test_deploy() public view {
+        string memory expectedName = "Metalamp token";
+        string memory expectedSymbol = "META";
+        uint256 expectedDecimals = 18;
+        uint256 expectedTotalSupply = 1_000_000_000e18;
+
+        assertEq(META.name(), expectedName);
+        assertEq(META.symbol(), expectedSymbol);
+        assertEq(META.decimals(), expectedDecimals);
+        assertEq(META.totalSupply(), expectedTotalSupply);
+
+        assertEq(META.balanceOf(distributor), expectedTotalSupply);
+    }
+}