Function acquireLock

src/utils/walkerToTreeEntryMap.js:25–28

(ref, callback)

let lock
export async function acquireLock(ref, callback) {
  if (lock === undefined) lock = new AsyncLock()
  return lock.acquire(ref, callback)
}

// make sure filepath, blob type and blob object (from loose objects) plus oid are in sync and valid
async function checkAndWriteBlob(fs, gitdir, dir, filepath, oid = null) {