Function readLastFetchTime

src/utils/deepLink/banner.ts:88–102

(
  cwd: string,
)

 * a worktree.
 */
export async function readLastFetchTime(
  cwd: string,
): Promise<Date | undefined> {
  const gitDir = await getGitDir(cwd)
  if (!gitDir) return undefined
  const commonDir = await getCommonDir(gitDir)
  const [local, common] = await Promise.all([
    mtimeOrUndefined(join(gitDir, 'FETCH_HEAD')),
    commonDir
      ? mtimeOrUndefined(join(commonDir, 'FETCH_HEAD'))
      : Promise.resolve(undefined),
  ])
  if (local && common) return local > common ? local : common
  return local ?? common
}

async function mtimeOrUndefined(p: string): Promise<Date | undefined> {
  try {