Function isMarkdownBlockType

packages/convert/src/utils.ts:24–35

(blockType: string)

 * @returns true if the block should be treated as markdown
 */
export function isMarkdownBlockType(blockType: string): boolean {
  // Input blocks (input-text, input-checkbox, etc.) are code
  if (blockType.startsWith('input-')) {
    return false
  }
  // Known code types
  if ((CODE_BLOCK_TYPES as readonly string[]).includes(blockType)) {
    return false
  }
  // Default to markdown for unknown types (less lossy)
  return true
}

/**
 * Sorts object keys alphabetically while preserving the type.