Function invokePoolableMethod

extensions/pooling/src/pooling.ts:329–343

* Invoke a hook method on the given resource * @param resource - Resource instance * @param method - Hook method name * @param requestCtx - Request context

(
  resource: Poolable,
  method: keyof Poolable,
  requestCtx?: Context,
)

 * @param requestCtx - Request context
 */
function invokePoolableMethod(
  resource: Poolable,
  method: keyof Poolable,
  requestCtx?: Context,
) {
  if (typeof resource[method] === 'function') {
    debug('Invoking hook method %s on resource', method, resource);
    if (method === 'acquire') {
      return resource[method]!(requestCtx!);
    } else {
      return resource[method]!();
    }
  }
  debug('Hook method: %s does not exist on resource', method, resource);
}