Function truncateToLines

cli/src/utils/strings.ts:10–20

(
  text: string | null | undefined,
  maxLines: number,
)

 * Returns the input unchanged if it's null/undefined/empty.
 */
export function truncateToLines(
  text: string | null | undefined,
  maxLines: number,
): string | null | undefined {
  if (!text) return text
  const lines = text.split('\n')
  if (lines.length <= maxLines) {
    return text
  }
  return lines.slice(0, maxLines).join('\n').trimEnd() + '...'
}

import { statSync } from 'fs'