Function jsonTextToCSV

pkg/github/csv_output.go:108–153

(text string)

}

func jsonTextToCSV(text string) (string, error) {
	decoder := json.NewDecoder(strings.NewReader(text))
	decoder.UseNumber()

	var value any
	if err := decoder.Decode(&value); err != nil {
		return "", fmt.Errorf("failed to unmarshal JSON text: %w", err)
	}

	doc := csvDocument(value)
	if len(doc.metadata) == 0 && len(doc.rows) == 0 {
		return "", nil
	}

	var buf bytes.Buffer
	writeCSVMetadata(&buf, doc.metadata)
	if len(doc.rows) == 0 {
		return buf.String(), nil
	}

	headers := csvHeaders(doc.rows)
	if len(headers) == 0 {
		return buf.String(), nil
	}

	writer := csv.NewWriter(&buf)
	if err := writer.Write(headers); err != nil {
		return "", fmt.Errorf("failed to write CSV header: %w", err)
	}

	for _, row := range doc.rows {
		record := make([]string, len(headers))
		for i, header := range headers {
			record[i] = row[header]
		}
		if err := writer.Write(record); err != nil {
			return "", fmt.Errorf("failed to write CSV row: %w", err)
		}
	}

	writer.Flush()
	if err := writer.Error(); err != nil {
		return "", fmt.Errorf("failed to flush CSV: %w", err)
	}
	return buf.String(), nil
}

func csvDocument(value any) csvOutputDocument {
	switch v := value.(type) {