feat: add alter table async mode handling

Backend does not return status if request made in async mode.
So, suppress error `MissingStatus` in case of async mode in alterTable

Author: zeruk

src/table.ts

@@ -47,6 +47,7 @@ import ExecuteScanQueryPartialResult = Ydb.Table.ExecuteScanQueryPartialResult;
 import IKeyRange = Ydb.Table.IKeyRange;
 import TypedValue = Ydb.TypedValue;
 import BulkUpsertResult = Ydb.Table.BulkUpsertResult;
+import OperationMode = Ydb.Operations.OperationParams.OperationMode;
 
 interface PartialResponse<T> {
     status?: (Ydb.StatusIds.StatusCode|null);
@@ -100,19 +101,19 @@ interface IQueryParams {
 }
 
 export class OperationParams implements Ydb.Operations.IOperationParams {
-    operationMode?: Ydb.Operations.OperationParams.OperationMode;
+    operationMode?: OperationMode;
     operationTimeout?: google.protobuf.IDuration;
     cancelAfter?: google.protobuf.IDuration;
     labels?: { [k: string]: string };
     reportCostInfo?: Ydb.FeatureFlag.Status;
 
     withSyncMode() {
-        this.operationMode = Ydb.Operations.OperationParams.OperationMode.SYNC;
+        this.operationMode = OperationMode.SYNC;
         return this;
     }
 
     withAsyncMode() {
-        this.operationMode = Ydb.Operations.OperationParams.OperationMode.ASYNC;
+        this.operationMode = OperationMode.ASYNC;
         return this;
     }
 
@@ -377,7 +378,11 @@ export class Session extends EventEmitter implements ICreateSessionResult {
 
     @retryable()
     @pessimizable
-    public async alterTable(tablePath: string, description: AlterTableDescription, settings?: AlterTableSettings): Promise<void> {
+    public async alterTable(
+        tablePath: string,
+        description: AlterTableDescription,
+        settings?: AlterTableSettings
+    ): Promise<void> {
         const request: Ydb.Table.IAlterTableRequest = {
             ...description,
             sessionId: this.sessionId,
@@ -386,8 +391,15 @@ export class Session extends EventEmitter implements ICreateSessionResult {
         if (settings) {
             request.operationParams = settings.operationParams;
         }
+        
+        // !! does not returns response if async operation mode
         const response = await this.api.alterTable(request);
-        ensureOperationSucceeded(this.processResponseMetadata(request, response));
+        try {
+            ensureOperationSucceeded(this.processResponseMetadata(request, response));
+        } catch (error) {
+            if (request.operationParams?.operationMode !== OperationMode.SYNC && error instanceof MissingStatus) {
+            } else throw error;
+        }
     }
 
     /*