Function marshaledJSONtoFieldsList

core/fields_list.go:181–206

(rawJSON []byte)

}

func marshaledJSONtoFieldsList(rawJSON []byte) (FieldsList, error) {
	extractedFields := FieldsList{}

	// nothing to add
	if len(rawJSON) == 0 {
		return extractedFields, nil
	}

	// try to unmarshal first into a new fields list
	// (assuming that rawJSON is array of objects)
	err := json.Unmarshal(rawJSON, &extractedFields)
	if err != nil {
		// try again but wrap the rawJSON in []
		// (assuming that rawJSON is a single object)
		wrapped := make([]byte, 0, len(rawJSON)+2)
		wrapped = append(wrapped, '[')
		wrapped = append(wrapped, rawJSON...)
		wrapped = append(wrapped, ']')
		err = json.Unmarshal(wrapped, &extractedFields)
		if err != nil {
			return nil, fmt.Errorf("failed to unmarshal the provided JSON - expects array of objects or just single object: %w", err)
		}
	}

	return extractedFields, nil
}

func (l *FieldsList) add(pos int, newField Field) {
	fields := *l