fixed linter issues

Author: asmyasnikov

examples/transaction/database/sql/main.go

@@ -65,15 +65,21 @@ func main() {
 	db := sql.OpenDB(connector)
 	defer db.Close()
 
-	if words, err := txWithoutRetries(ctx, db); err != nil {
-		panic(err)
-	} else {
+	{
+		words, err := txWithoutRetries(ctx, db)
+		if err != nil {
+			panic(err)
+		}
+
 		fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 	}
 
-	if words, err := txWithRetries(ctx, db); err != nil {
-		panic(err)
-	} else {
+	{
+		words, err := txWithRetries(ctx, db)
+		if err != nil {
+			panic(err)
+		}
+
 		fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 	}
 }

examples/transaction/query/main.go

@@ -53,11 +53,12 @@ func main() {
 	}
 	defer db.Close(ctx)
 
-	if words, err := txWithRetries(ctx, db); err != nil {
+	words, err := txWithRetries(ctx, db)
+	if err != nil {
 		panic(err)
-	} else {
-		fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 	}
+
+	fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 }
 
 func txWithRetries(ctx context.Context, db *ydb.Driver) (words []string, _ error) {

examples/transaction/table/main.go

@@ -54,11 +54,12 @@ func main() {
 	}
 	defer db.Close(ctx)
 
-	if words, err := txWithRetries(ctx, db); err != nil {
+	words, err := txWithRetries(ctx, db)
+	if err != nil {
 		panic(err)
-	} else {
-		fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 	}
+	
+	fmt.Printf("SUCCESS: %q\n", strings.Join(words, " "))
 }
 
 func txWithRetries(ctx context.Context, db *ydb.Driver) (words []string, _ error) {