Function analyzeNotebook

packages/cli/src/utils/analysis.ts:628–658

(notebook: DeepnoteFile['project']['notebooks'][number])

// ============================================================================

function analyzeNotebook(notebook: DeepnoteFile['project']['notebooks'][number]): NotebookStats {
  const blockTypesMap = new Map<string, { count: number; loc: number }>()
  let totalLoc = 0

  for (const block of notebook.blocks) {
    const loc = countLinesOfCode(block)
    totalLoc += loc

    const existing = blockTypesMap.get(block.type) ?? { count: 0, loc: 0 }
    blockTypesMap.set(block.type, {
      count: existing.count + 1,
      loc: existing.loc + loc,
    })
  }

  const blockTypes: BlockTypeStats[] = Array.from(blockTypesMap.entries())
    .map(([type, stats]) => ({
      type,
      count: stats.count,
      linesOfCode: stats.loc,
    }))
    .sort((a, b) => b.count - a.count)

  return {
    name: notebook.name,
    id: notebook.id,
    blockCount: notebook.blocks.length,
    linesOfCode: totalLoc,
    blockTypes,
  }
}

/**
 * Count lines of code in a block's content.