Function extractFrontmatter

sdk/go/parser/markdown.go:277–310

extractFrontmatter splits content into frontmatter and body

(content []byte)

// extractFrontmatter splits content into frontmatter and body
func extractFrontmatter(content []byte) (frontmatter []byte, body string, err error) {
	lines := bytes.Split(content, []byte("\n"))

	// Check if content starts with frontmatter delimiter
	if len(lines) == 0 || string(bytes.TrimSpace(lines[0])) != frontmatterDelimiter {
		// No frontmatter, entire content is body
		return nil, string(content), nil
	}

	// Find closing delimiter
	closingIndex := -1
	for i := 1; i < len(lines); i++ {
		if string(bytes.TrimSpace(lines[i])) == frontmatterDelimiter {
			closingIndex = i
			break
		}
	}

	if closingIndex == -1 {
		return nil, "", fmt.Errorf("unclosed frontmatter delimiter")
	}

	// Extract frontmatter (between delimiters)
	frontmatterLines := lines[1:closingIndex]
	frontmatter = bytes.Join(frontmatterLines, []byte("\n"))

	// Extract body (after closing delimiter)
	if closingIndex+1 < len(lines) {
		bodyLines := lines[closingIndex+1:]
		body = strings.TrimSpace(string(bytes.Join(bodyLines, []byte("\n"))))
	}

	return frontmatter, body, nil
}