| 37 | } |
| 38 | |
| 39 | func marshalOrderedJSON(output *strings.Builder, m map[string]interface{}) error { |
| 40 | order := make([]string, 0, len(m)) |
| 41 | for k := range m { |
| 42 | order = append(order, k) |
| 43 | } |
| 44 | sort.Strings(order) |
| 45 | |
| 46 | output.WriteRune('{') |
| 47 | for i, key := range order { |
| 48 | if i != 0 { |
| 49 | output.WriteRune(',') |
| 50 | } |
| 51 | |
| 52 | jsonKey, err := json.Marshal(key) |
| 53 | if err != nil { |
| 54 | return err |
| 55 | } |
| 56 | |
| 57 | output.Write(jsonKey) |
| 58 | output.WriteString(":") |
| 59 | |
| 60 | val := m[key] |
| 61 | switch casted := val.(type) { |
| 62 | case time.Time: |
| 63 | val = casted.Format("2006-01-02T15:04:05.000") |
| 64 | case time.Duration: |
| 65 | val = casted.String() |
| 66 | case Formatter: |
| 67 | val = casted.FormatLog() |
| 68 | case fmt.Stringer: |
| 69 | val = casted.String() |
| 70 | case module: |
| 71 | val = casted.Name() + "/" + casted.InstanceName() |
| 72 | case error: |
| 73 | val = casted.Error() |
| 74 | } |
| 75 | |
| 76 | jsonValue, err := json.Marshal(val) |
| 77 | if err != nil { |
| 78 | return err |
| 79 | } |
| 80 | output.Write(jsonValue) |
| 81 | } |
| 82 | output.WriteRune('}') |
| 83 | |
| 84 | return nil |
| 85 | } |