Function printBlock

packages/cli/src/commands/cat.ts:191–226

* Print a single block with formatting.

(block: DeepnoteBlock, options: CatOptions)

 * Print a single block with formatting.
 */
async function printBlock(block: DeepnoteBlock, options: CatOptions): Promise<void> {
  const chalk = getChalk()
  const typeColor = getTypeColor(block.type)

  output(`${chalk.dim('─'.repeat(60))}`)
  output(`${typeColor(block.type)} ${chalk.dim(`(${block.id})`)}`)

  // Show label for input blocks
  if (block.type.startsWith('input-')) {
    const metadata = block.metadata as { deepnote_variable_name?: string } | undefined
    if (metadata?.deepnote_variable_name) {
      output(chalk.dim(`  Variable: ${metadata.deepnote_variable_name}`))
    }
  }

  // Show content unless --tree mode
  if (!options.tree) {
    let content = getBlockContent(block)
    if (content) {
      output('')
      if (block.type === 'markdown' || block.type.startsWith('text-cell-')) {
        content = wrapAnsi(content, TEXT_BLOCK_MAX_WIDTH, { hard: true })
      }
      const highlighted = await highlightContent(content, block.type)
      // Indent each line
      const lines = highlighted.split('\n')
      for (const line of lines) {
        output(`  ${line}`)
      }
    } else if (content === '') {
      output(chalk.dim('  (empty)'))
    }
  }

  output('')
}

/**
 * Filter blocks by type if --type option is provided.