Extract inner loop into new publishStateToL1 method

op-batcher/batcher/driver.go

@@ -294,12 +294,21 @@ func (l *BatchSubmitter) loop() {
 		select {
 		case <-ticker.C:
 			l.loadBlocksIntoState(l.ctx)
+			l.publishStateToL1(ctx)
+		case <-l.done:
+			return
+		}
+	}
+}
 
+// publishStateToL1 loops through the block data loaded into `state` and
+// submits the associated data to the L1 in the form of channel frames.
+func (l *BatchSubmitter) publishStateToL1(ctx context.Context) {
 	for {
 		l1tip, err := l.l1Tip(ctx)
 		if err != nil {
 			l.log.Error("Failed to query L1 tip", "error", err)
-					break
+			return
 		}
 		l.recordL1Tip(l1tip)
 
@@ -307,14 +316,13 @@ func (l *BatchSubmitter) loop() {
 		txdata, err := l.state.TxData(l1tip.ID())
 		if err == io.EOF {
 			l.log.Trace("no transaction data available")
-					break // local for loop
+			break
 		} else if err != nil {
 			l.log.Error("unable to get tx data", "err", err)
 			break
 		}
-
 		// Record TX Status
-				if receipt, err := l.sendTransaction(l.ctx, txdata.Bytes()); err != nil {
+		if receipt, err := l.sendTransaction(ctx, txdata.Bytes()); err != nil {
 			l.recordFailedTx(txdata.ID(), err)
 		} else {
 			l.recordConfirmedTx(txdata.ID(), receipt)
@@ -328,11 +336,6 @@ func (l *BatchSubmitter) loop() {
 		default:
 		}
 	}
-
-		case <-l.done:
-			return
-		}
-	}
 }
 
 const networkTimeout = 2 * time.Second // How long a single network request can take. TODO: put in a config somewhere