removed m3ter requirement

src/Solaxy.sol

@@ -16,7 +16,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
     UD60x18 public constant SLOPE = UD60x18.wrap(0.0025e18);
     UD60x18 public constant HALF_SLOPE = UD60x18.wrap(0.00125e18);
     ERC20 public constant SDAI = ERC20(0xaf204776c7245bF4147c2612BF6e5972Ee483701);
-    IERC721 public constant M3TER = IERC721(0xbCFeFea1e83060DbCEf2Ed0513755D049fDE952C); // TODO: M3ter Address
 
     /**
      * @dev Constructs the Solaxy contract, initializing the sDAI token and the fee address.
@@ -32,7 +31,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @dev See {IERC4626-deposit}.
      */
     function deposit(uint256 assets, address receiver) external returns (uint256 shares) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         shares = computeDeposit(assets, totalSupply());
         _deposit(receiver, assets, shares);
     }
@@ -41,7 +39,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @dev See {IERC4626-withdraw}.
      */
     function withdraw(uint256 assets, address receiver, address owner) external returns (uint256 shares) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         uint256 fee;
         (shares, fee) = computeWithdraw(assets, totalSupply());
         _withdraw(receiver, owner, assets, shares, fee);
@@ -51,7 +48,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @dev See {IERC4626-mint}.
      */
     function mint(uint256 shares, address receiver) external returns (uint256 assets) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         assets = computeMint(shares, totalSupply());
         _deposit(receiver, assets, shares);
     }
@@ -60,7 +56,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @dev See {IERC4626-redeem}.
      */
     function redeem(uint256 shares, address receiver, address owner) external returns (uint256 assets) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         uint256 fee;
         (shares, assets, fee) = computeRedeem(shares, totalSupply());
         _withdraw(receiver, owner, assets, shares, fee);
@@ -71,7 +66,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @param minSharesOut The minimum number of shares the sender expects to receive.
      */
     function safeDeposit(uint256 assets, address receiver, uint256 minSharesOut) external returns (uint256 shares) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         shares = computeDeposit(assets, totalSupply());
         if (shares < minSharesOut) revert SlippageError();
         _deposit(receiver, assets, shares);
@@ -85,7 +79,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
         external
         returns (uint256 shares)
     {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         uint256 fee;
         (shares, fee) = computeWithdraw(assets, totalSupply());
         if (shares > maxSharesIn) revert SlippageError();
@@ -97,7 +90,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
      * @param maxAssetsIn The maximum amount of assets the sender is willing to deposit.
      */
     function safeMint(uint256 shares, address receiver, uint256 maxAssetsIn) external returns (uint256 assets) {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         assets = computeMint(shares, totalSupply());
         if (assets > maxAssetsIn) revert SlippageError();
         _deposit(receiver, assets, shares);
@@ -111,7 +103,6 @@ contract Solaxy is ERC20ABC, ISolaxy {
         external
         returns (uint256 assets)
     {
-        if (M3TER.balanceOf(msg.sender) < 1) revert RequiresM3ter();
         uint256 fee;
         (shares, assets, fee) = computeRedeem(shares, totalSupply());
         if (assets < minAssetsOut) revert SlippageError();

src/interfaces/ISolaxy.sol

@@ -8,7 +8,6 @@ error Undersupply();
 error CannotBeZero();
 error SlippageError();
 error TransferError();
-error RequiresM3ter();
 
 interface ISolaxy is IERC4626 {
     function safeDeposit(uint256 assets, address receiver, uint256 minSharesOut) external returns (uint256 shares);

test/Solaxy.invariant.t.sol

@@ -71,8 +71,6 @@ contract SolaxyInvarantTest is Test {
         handlerAddress = address(handler);
 
         deal(sDAI_address, handlerAddress, sDAI_balanceOneBillion, true);
-        dealERC721(address(SLX.M3TER()), handlerAddress, 1);
-
         targetContract(handlerAddress);
     }
 

test/Solaxy.t.sol

@@ -3,7 +3,6 @@ pragma solidity ^0.8.19;
 
 import {Test} from "forge-std/Test.sol";
 import {Solaxy} from "../src/Solaxy.sol";
-import {RequiresM3ter} from "../src/interfaces/ISolaxy.sol";
 import {IERC20} from "@openzeppelin/[email protected]/interfaces/IERC20.sol";
 import {IERC721} from "@openzeppelin/[email protected]/interfaces/IERC721.sol";
 
@@ -46,23 +45,7 @@ contract SolaxyUnitTest is Test {
         assertEq(SLX_address.balance, 0 ether, "asset ether balance is still equal to zero");
     }
 
-    function testNonM3terHolder() public {
-        vm.expectRevert(RequiresM3ter.selector);
-        SLX.deposit(sDAI_amountDeposited, here);
-
-        vm.expectRevert(RequiresM3ter.selector);
-        SLX.withdraw(sDAI_amountWithdrawn, here, here);
-
-        vm.expectRevert(RequiresM3ter.selector);
-        SLX.mint(SLX_amountMinted, here);
-
-        vm.expectRevert(RequiresM3ter.selector);
-        SLX.redeem(SLX_amountIn, here, here);
-    }
-
-    function testM3terHolderDepositAndWithdraw() public {
-        dealERC721(address(SLX.M3TER()), here, 1);
-
+    function testDepositAndWithdraw() public {
         uint256 SLX_InitialBalance = SLX.balanceOf(here);
         uint256 sDAI_initialBalance = sDAI.balanceOf(SLX_address);
 
@@ -109,9 +92,7 @@ contract SolaxyUnitTest is Test {
         assertEq(SLX_feeBalance, 1795000000000000000);
     }
 
-    function testM3terHolderMintAndRedeem() public {
-        dealERC721(address(SLX.M3TER()), here, 1);
-
+    function testMintAndRedeem() public {
         uint256 SLX_initialBalance = SLX.balanceOf(here);
         uint256 sDAI_initialBalance = sDAI.balanceOf(SLX_address);