Changed the signature of react() to use a struct.

Author: pbl64k

src/interfaces/IReactive.sol

@@ -7,6 +7,21 @@ import './IPayer.sol';
 // @title Interface for reactive contracts.
 // @notice Reactive contracts receive notifications about new events matching the criteria of their event subscriptions.
 interface IReactive is IPayer {
+    struct LogRecord {
+        uint256 chain_id;
+        address _contract;
+        uint256 topic_0;
+        uint256 topic_1;
+        uint256 topic_2;
+        uint256 topic_3;
+        bytes data;
+        uint256 block_number;
+        uint256 op_code;
+        uint256 block_hash;
+        uint256 tx_hash;
+        uint256 log_index;
+    }
+
     event Callback(
         uint256 indexed chain_id,
         address indexed _contract,
@@ -15,30 +30,5 @@ interface IReactive is IPayer {
     );
 
     // @notice Entry point for handling new event notifications.
-    // @param chain_id EIP155 source chain ID for the event (as a `uint256`).
-    // @param _contract Address of the originating contract for the received event.
-    // @param topic_0 Topic 0 of the event (or `0` for `LOG0`).
-    // @param topic_1 Topic 1 of the event (or `0` for `LOG0` and `LOG1`).
-    // @param topic_2 Topic 2 of the event (or `0` for `LOG0` .. `LOG2`).
-    // @param topic_3 Topic 3 of the event (or `0` for `LOG0` .. `LOG3`).
-    // @param data Event data as a byte array.
-    // @param block_number Block number where the log record is located in its chain of origin.
-    // @param op_code Number of topics in the log record (0 to 4).
-    // @param origin_block_hash Origin block hash associated with the log record.
-    // @param origin_tx_hash Origin transaction hash associated with the log record.
-    // @param log_index Received log record's index.
-    function react(
-        uint256 chain_id,
-        address _contract,
-        uint256 topic_0,
-        uint256 topic_1,
-        uint256 topic_2,
-        uint256 topic_3,
-        bytes calldata data,
-        uint256 block_number,
-        uint256 op_code,
-        uint256 origin_block_hash,
-        uint256 origin_tx_hash,
-        uint256 log_index
-    ) external;
+    function react(LogRecord calldata log) external;
 }