func errorAt()

in fmt.go [81:90]

• 10 lines of code
• 3 McCabe index (conditional complexity)

func errorAt(args []interface{}, i int) error {
	if i < 0 || i >= len(args) {
		return nil
	}
	err, ok := args[i].(error)
	if !ok {
		return nil
	}
	return err
}