returns bytes 4

zeta-chain · Nov 12, 2024 · deffb4d · deffb4d
1 parent 5e05fb0
commit deffb4d
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Showing 3 changed files with 6 additions and 3 deletions.
diff --git a/examples/call/contracts/Connected.sol b/examples/call/contracts/Connected.sol
@@ -76,8 +76,9 @@ contract Connected {
     function onCall(
         MessageContext calldata context,
         bytes calldata message
-    ) external payable onlyGateway {
+    ) external payable onlyGateway returns (bytes4) {
         emit HelloEvent("Hello on EVM from onCall()", "hey");
+        return "";
     }
 
     function onRevert(

diff --git a/examples/nft/contracts/Connected.sol b/examples/nft/contracts/Connected.sol
@@ -91,7 +91,7 @@ contract Connected is
     function onCall(
         MessageContext calldata context,
         bytes calldata message
-    ) external payable onlyGateway {
+    ) external payable onlyGateway returns (bytes4) {
         if (context.sender != counterparty) revert Unauthorized();
 
         (address receiver, uint256 tokenId, string memory uri) = abi.decode(
@@ -102,6 +102,7 @@ contract Connected is
         _safeMint(receiver, tokenId);
         _setTokenURI(tokenId, uri);
         emit TokenTransferReceived(receiver, tokenId, uri);
+        return "";
     }
 
     function onRevert(RevertContext calldata context) external onlyGateway {

diff --git a/examples/token/contracts/Connected.sol b/examples/token/contracts/Connected.sol
@@ -70,14 +70,15 @@ contract Connected is ERC20, Ownable2Step, Events {
     function onCall(
         MessageContext calldata context,
         bytes calldata message
-    ) external payable onlyGateway {
+    ) external payable onlyGateway returns (bytes4) {
         if (context.sender != counterparty) revert Unauthorized();
         (address receiver, uint256 amount) = abi.decode(
             message,
             (address, uint256)
         );
         _mint(receiver, amount);
         emit TokenTransferReceived(receiver, amount);
+        return "";
     }
 
     function onRevert(RevertContext calldata context) external onlyGateway {}