.github/workflows/solidity.yml

@@ -96,8 +96,6 @@ jobs:
 
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
-        with:
-          version: nightly
 
       - uses: actions/setup-node@v4
         with:

bun.lock

@@ -42,7 +42,7 @@
     "adm-zip": "0.5.16",
     "@graphprotocol/graph-ts": "0.37.0",
     "cookie": "1.0.2",
-    "semver": "7.7.0",
+    "semver": "7.7.1",
     "@graphprotocol/graph-cli": "0.95.0",
     "ejs": "3.1.10",
     "elliptic": "6.6.1",
@@ -1529,7 +1529,7 @@
 
     "secp256k1": ["secp256k1@4.0.4", "", { "dependencies": { "elliptic": "^6.5.7", "node-addon-api": "^5.0.0", "node-gyp-build": "^4.2.0" } }, "sha512-6JfvwvjUOn8F/jUoBY2Q1v5WY5XS+rj8qSe0v8Y4ezH4InLgTEeOOPQsRll9OV429Pvo6BCHGavIyJfr3TAhsw=="],
 
-    "semver": ["semver@7.7.0", "", { "bin": { "semver": "bin/semver.js" } }, "sha512-DrfFnPzblFmNrIZzg5RzHegbiRWg7KMR7btwi2yjHwx06zsUbO5g613sVwEV7FTwmzJu+Io0lJe2GJ3LxqpvBQ=="],
+    "semver": ["semver@7.7.1", "", { "bin": { "semver": "bin/semver.js" } }, "sha512-hlq8tAfn0m/61p4BVRcPzIGr6LKiMwo4VM6dGi6pt4qcRkmNzTcWq6eCEjEh+qXjkMDvPlOFFSGwQjoEa6gyMA=="],
 
     "serialize-javascript": ["serialize-javascript@6.0.2", "", { "dependencies": { "randombytes": "^2.1.0" } }, "sha512-Saa1xPByTTq2gdeFZYLLo+RFE35NHZkAbqZeWNd3BpzppeVisAqpDjcp8dyf6uIvEqJRd46jemmyA4iFIeVk8g=="],
 

lib/forge-std/src/interfaces/IERC7540.sol

@@ -0,0 +1,150 @@
+// SPDX-License-Identifier: MIT
+pragma solidity >=0.6.2;
+
+import "./IERC7575.sol";
+
+/// @dev Interface of the base operator logic of ERC7540, as defined in
+/// https://eips.ethereum.org/EIPS/eip-7540
+interface IERC7540Operator {
+    /**
+     * @dev The event emitted when an operator is set.
+     *
+     * @param controller The address of the controller.
+     * @param operator The address of the operator.
+     * @param approved The approval status.
+     */
+    event OperatorSet(address indexed controller, address indexed operator, bool approved);
+
+    /**
+     * @dev Sets or removes an operator for the caller.
+     *
+     * @param operator The address of the operator.
+     * @param approved The approval status.
+     * @return Whether the call was executed successfully or not
+     */
+    function setOperator(address operator, bool approved) external returns (bool);
+
+    /**
+     * @dev Returns `true` if the `operator` is approved as an operator for an `controller`.
+     *
+     * @param controller The address of the controller.
+     * @param operator The address of the operator.
+     * @return status The approval status
+     */
+    function isOperator(address controller, address operator) external view returns (bool status);
+}
+
+/// @dev Interface of the asynchronous deposit Vault interface of ERC7540, as defined in
+/// https://eips.ethereum.org/EIPS/eip-7540
+interface IERC7540Deposit is IERC7540Operator {
+    event DepositRequest(
+        address indexed controller, address indexed owner, uint256 indexed requestId, address sender, uint256 assets
+    );
+    /**
+     * @dev Transfers assets from sender into the Vault and submits a Request for asynchronous deposit.
+     *
+     * - MUST support ERC-20 approve / transferFrom on asset as a deposit Request flow.
+     * - MUST revert if all of assets cannot be requested for deposit.
+     * - owner MUST be msg.sender unless some unspecified explicit approval is given by the caller,
+     *    approval of ERC-20 tokens from owner to sender is NOT enough.
+     *
+     * @param assets the amount of deposit assets to transfer from owner
+     * @param controller the controller of the request who will be able to operate the request
+     * @param owner the source of the deposit assets
+     *
+     * NOTE: most implementations will require pre-approval of the Vault with the Vault's underlying asset token.
+     */
+
+    function requestDeposit(uint256 assets, address controller, address owner) external returns (uint256 requestId);
+
+    /**
+     * @dev Returns the amount of requested assets in Pending state.
+     *
+     * - MUST NOT include any assets in Claimable state for deposit or mint.
+     * - MUST NOT show any variations depending on the caller.
+     * - MUST NOT revert unless due to integer overflow caused by an unreasonably large input.
+     */
+    function pendingDepositRequest(uint256 requestId, address controller)
+        external
+        view
+        returns (uint256 pendingAssets);
+
+    /**
+     * @dev Returns the amount of requested assets in Claimable state for the controller to deposit or mint.
+     *
+     * - MUST NOT include any assets in Pending state.
+     * - MUST NOT show any variations depending on the caller.
+     * - MUST NOT revert unless due to integer overflow caused by an unreasonably large input.
+     */
+    function claimableDepositRequest(uint256 requestId, address controller)
+        external
+        view
+        returns (uint256 claimableAssets);
+
+    /**
+     * @dev Mints shares Vault shares to receiver by claiming the Request of the controller.
+     *
+     * - MUST emit the Deposit event.
+     * - controller MUST equal msg.sender unless the controller has approved the msg.sender as an operator.
+     */
+    function deposit(uint256 assets, address receiver, address controller) external returns (uint256 shares);
+
+    /**
+     * @dev Mints exactly shares Vault shares to receiver by claiming the Request of the controller.
+     *
+     * - MUST emit the Deposit event.
+     * - controller MUST equal msg.sender unless the controller has approved the msg.sender as an operator.
+     */
+    function mint(uint256 shares, address receiver, address controller) external returns (uint256 assets);
+}
+
+/// @dev Interface of the asynchronous deposit Vault interface of ERC7540, as defined in
+/// https://eips.ethereum.org/EIPS/eip-7540
+interface IERC7540Redeem is IERC7540Operator {
+    event RedeemRequest(
+        address indexed controller, address indexed owner, uint256 indexed requestId, address sender, uint256 assets
+    );
+
+    /**
+     * @dev Assumes control of shares from sender into the Vault and submits a Request for asynchronous redeem.
+     *
+     * - MUST support a redeem Request flow where the control of shares is taken from sender directly
+     *   where msg.sender has ERC-20 approval over the shares of owner.
+     * - MUST revert if all of shares cannot be requested for redeem.
+     *
+     * @param shares the amount of shares to be redeemed to transfer from owner
+     * @param controller the controller of the request who will be able to operate the request
+     * @param owner the source of the shares to be redeemed
+     *
+     * NOTE: most implementations will require pre-approval of the Vault with the Vault's share token.
+     */
+    function requestRedeem(uint256 shares, address controller, address owner) external returns (uint256 requestId);
+
+    /**
+     * @dev Returns the amount of requested shares in Pending state.
+     *
+     * - MUST NOT include any shares in Claimable state for redeem or withdraw.
+     * - MUST NOT show any variations depending on the caller.
+     * - MUST NOT revert unless due to integer overflow caused by an unreasonably large input.
+     */
+    function pendingRedeemRequest(uint256 requestId, address controller)
+        external
+        view
+        returns (uint256 pendingShares);
+
+    /**
+     * @dev Returns the amount of requested shares in Claimable state for the controller to redeem or withdraw.
+     *
+     * - MUST NOT include any shares in Pending state for redeem or withdraw.
+     * - MUST NOT show any variations depending on the caller.
+     * - MUST NOT revert unless due to integer overflow caused by an unreasonably large input.
+     */
+    function claimableRedeemRequest(uint256 requestId, address controller)
+        external
+        view
+        returns (uint256 claimableShares);
+}
+
+/// @dev Interface of the fully asynchronous Vault interface of ERC7540, as defined in
+/// https://eips.ethereum.org/EIPS/eip-7540
+interface IERC7540 is IERC7540Deposit, IERC7540Redeem, IERC7575 {}