Function truncate

src/utils/truncate.ts:134–158

(
  str: string,
  maxWidth: number,
  singleLine: boolean = false,
)

 * @returns The truncated string with ellipsis if needed
 */
export function truncate(
  str: string,
  maxWidth: number,
  singleLine: boolean = false,
): string {
  let result = str

  // If singleLine is true, truncate at first newline
  if (singleLine) {
    const firstNewline = str.indexOf('\n')
    if (firstNewline !== -1) {
      result = str.substring(0, firstNewline)
      // Ensure total width including ellipsis doesn't exceed maxWidth
      if (stringWidth(result) + 1 > maxWidth) {
        return truncateToWidth(result, maxWidth)
      }
      return `${result}…`
    }
  }

  if (stringWidth(result) <= maxWidth) {
    return result
  }
  return truncateToWidth(result, maxWidth)
}

export function wrapText(text: string, width: number): string[] {
  const lines: string[] = []