Replace %v with %w for error

https://golang.org/pkg/fmt/#Errorf
2020-10-01 17:36:44 +10:00 · 2020-10-01 17:36:44 +10:00 · c81a54c5aa
parent d131c24e23
commit c81a54c5aa
1 changed files with 1 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -402,7 +402,7 @@ func (f *MyJSONFormatter) Format(entry *Entry) ([]byte, error) {
  // source of the official loggers.
  serialized, err := json.Marshal(entry.Data)
    if err != nil {
-      return nil, fmt.Errorf("Failed to marshal fields to JSON, %v", err)
+      return nil, fmt.Errorf("Failed to marshal fields to JSON, %w", err)
    }
  return append(serialized, '\n'), nil
 }