Add resolveDeferral

ensdomains · Apr 3, 2024 · fbbc60c · fbbc60c
1 parent bd686a7
commit fbbc60c
Show file tree

Hide file tree

Showing 3 changed files with 15 additions and 1 deletion.
diff --git a/crosschain-resolver/contracts/IAddrSetter.sol b/crosschain-resolver/contracts/IAddrSetter.sol
@@ -3,5 +3,6 @@ pragma solidity ^0.8.17;
 
 interface IAddrSetter{
     function setAddr(bytes32 node, address addr) external view;
+    function resolveDeferral(bytes calldata name, bytes calldata data) external view returns (bytes memory result);
 }
 
diff --git a/crosschain-resolver/contracts/L1Resolver.sol b/crosschain-resolver/contracts/L1Resolver.sol
@@ -162,6 +162,18 @@ contract L1Resolver is EVMFetchTarget, ITargetResolver, IMetadataResolver, IExte
             (bytes32 node) = abi.decode(data[4:], (bytes32));
             return _contenthash(node, target);
         }
+    }
+
+    /** 
+     * @dev Resolve and throws an EIP 3559 compliant error
+     * @param name DNS encoded ENS name to query
+     * @param data The actual calldata
+     * @return result result of the call
+     */
+    function resolveDeferral(bytes calldata name, bytes calldata data) external view returns (bytes memory result) {
+        (, address target) = _getTarget(name, 0);
+        bytes4 selector = bytes4(data);
+
         if (selector == IAddrSetter.setAddr.selector) {
             _writeDeferral(target);
         }

diff --git a/crosschain-resolver/test/testResolver.ts b/crosschain-resolver/test/testResolver.ts
@@ -318,14 +318,15 @@ describe('Crosschain Resolver', () => {
     expect(await target.supportsInterface('0x9061b923')).to.equal(true) // IExtendedResolver
     expect(await target.supportsInterface('0x8a596ebe')).to.equal(true) // IMetadataResolver
     expect(await target.supportsInterface('0x01ffc9a7')).to.equal(true) // ERC-165 support
+    expect(await target.supportsInterface('0x41d40572')).to.equal(true) // IAddrSetter support
   })
 
   describe('EIP 5559', () => {
     it('throws StorageHandledByL2 error', async () => {
       await target.setTarget(encodedname, resolverAddress)
       const i = new ethers.Interface(["function setAddr(bytes32 node, address addr)"])
       const calldata = i.encodeFunctionData("setAddr", [node, EMPTY_ADDRESS])
-      await expect(target.resolve(encodedname, calldata)).to.be
+      await expect(target.resolveDeferral(encodedname, calldata)).to.be
         .revertedWithCustomError(target, 'StorageHandledByL2')
         .withArgs(l2ResolverChainId, resolverAddress)
     });