check for nil decorator before wrap

vbauerster · Dec 14, 2021 · bcd2164 · bcd2164
1 parent cabcd4d
commit bcd2164
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/decor/merge.go b/decor/merge.go
@@ -17,6 +17,9 @@ import (
 //    +----+--------+---------+--------+
 //
 func Merge(decorator Decorator, placeholders ...WC) Decorator {
+	if decorator == nil {
+		return nil
+	}
 	if _, ok := decorator.Sync(); !ok || len(placeholders) == 0 {
 		return decorator
 	}