package utils import ( "encoding/json" "fmt" ) // ToJSONStringPretty 将对象转换为格式化的JSON字符串 func ToJSONStringPretty(v interface{}) (string, error) { data, err := json.MarshalIndent(v, "", " ") if err != nil { return "", fmt.Errorf("JSON序列化失败: %w", err) } return string(data), nil }