Function beginLsMaintenanceUse

src/langserver.js:337–347

(port)

}

export function beginLsMaintenanceUse(port) {
  const entry = getLsEntryByPort(port);
  if (!entry) return null;
  if ((entry.activeRequests || 0) > 0) return null;
  const key = keyByPort(port);
  if (!key) return null;
  if ((_maintenanceUses.get(key) || 0) > 0) return null;
  _maintenanceUses.set(key, (_maintenanceUses.get(key) || 0) + 1);
  touchEntry(entry);
  return { key, port, generation: entry.generation };
}

export function endLsMaintenanceUse(token) {
  const key = token?.key || '';