Function normalizeRows

packages/tools/src/definitions/render-chart.ts:79–86

(raw: unknown, maxRows: number)

}

function normalizeRows(raw: unknown, maxRows: number): { rows: Record<string, unknown>[]; truncated: boolean } {
  if (!Array.isArray(raw)) throw new Error('rows must be an array')
  const items = raw.filter(
    (item): item is Record<string, unknown> => typeof item === 'object' && item !== null && !Array.isArray(item)
  )
  const truncated = items.length > maxRows
  return { rows: truncated ? items.slice(0, maxRows) : items, truncated }
}

function normalizeMaxRows(raw: unknown): number {
  const value = typeof raw === 'number' ? raw : DEFAULT_MAX_ROWS