feat: initial commit for wtf-contract v2

2026-08-30 23:16:04 +08:00
commit f2769993b5
74 changed files with 17341 additions and 0 deletions
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.20;
+
+/// @dev Minimal non-upgradeable delegatecall proxy for testing upgradeable
+/// contracts (WTFControllerV2 uses an initializer + _disableInitializers()).
+contract TestProxy {
+    bytes32 private constant _IMPLEMENTATION_SLOT =
+        bytes32(uint256(keccak256("test.proxy.implementation")) - 1);
+
+    constructor(address implementation_) {
+        bytes32 slot = _IMPLEMENTATION_SLOT;
+        assembly {
+            sstore(slot, implementation_)
+        }
+    }
+
+    fallback() external payable {
+        bytes32 slot = _IMPLEMENTATION_SLOT;
+        address impl;
+        assembly {
+            impl := sload(slot)
+        }
+        assembly {
+            calldatacopy(0, 0, calldatasize())
+            let result := delegatecall(gas(), impl, 0, calldatasize(), 0, 0)
+            returndatacopy(0, 0, returndatasize())
+            switch result
+            case 0 {
+                revert(0, returndatasize())
+            }
+            default {
+                return(0, returndatasize())
+            }
+        }
+    }
+}