@@ -23,6 +23,7 @@ import {
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CallOptions ,
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Descriptors ,
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ClientOptions ,
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+ GrpcClientOptions ,
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LROperation ,
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PaginationCallback ,
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GaxCall ,
@@ -72,7 +73,7 @@ export class TranslationServiceClient {
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*
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* @param {object } [options] - The configuration object.
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* The options accepted by the constructor are described in detail
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- * in [this document](https://github.com/googleapis/gax-nodejs/blob/master /client-libraries.md#creating-the-client-instance).
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+ * in [this document](https://github.com/googleapis/gax-nodejs/blob/main /client-libraries.md#creating-the-client-instance).
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* The common options are:
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* @param {object } [options.credentials] - Credentials object.
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* @param {string } [options.credentials.client_email]
@@ -95,11 +96,10 @@ export class TranslationServiceClient {
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* API remote host.
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* @param {gax.ClientConfig } [options.clientConfig] - Client configuration override.
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* Follows the structure of {@link gapicConfig}.
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- * @param {boolean } [options.fallback] - Use HTTP fallback mode.
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- * In fallback mode, a special browser-compatible transport implementation is used
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- * instead of gRPC transport. In browser context (if the `window` object is defined)
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- * the fallback mode is enabled automatically; set `options.fallback` to `false`
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- * if you need to override this behavior.
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+ * @param {boolean | "rest" } [options.fallback] - Use HTTP fallback mode.
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+ * Pass "rest" to use HTTP/1.1 REST API instead of gRPC.
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+ * For more information, please check the
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+ * {@link https://github.com/googleapis/gax-nodejs/blob/main/client-libraries.md#http11-rest-api-mode documentation}.
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*/
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constructor ( opts ?: ClientOptions ) {
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// Ensure that options include all the required fields.
@@ -186,16 +186,50 @@ export class TranslationServiceClient {
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} ;
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const protoFilesRoot = this . _gaxModule . protobuf . Root . fromJSON ( jsonProtos ) ;
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-
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// This API contains "long-running operations", which return a
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// an Operation object that allows for tracking of the operation,
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// rather than holding a request open.
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-
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+ const lroOptions : GrpcClientOptions = {
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+ auth : this . auth ,
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+ grpc : 'grpc' in this . _gaxGrpc ? this . _gaxGrpc . grpc : undefined ,
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+ } ;
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+ if ( opts . fallback === 'rest' ) {
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+ lroOptions . protoJson = protoFilesRoot ;
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+ lroOptions . httpRules = [
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+ {
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+ selector : 'google.cloud.location.Locations.GetLocation' ,
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+ get : '/v3beta1/{name=projects/*/locations/*}' ,
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+ } ,
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+ {
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+ selector : 'google.cloud.location.Locations.ListLocations' ,
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+ get : '/v3beta1/{name=projects/*}/locations' ,
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+ } ,
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+ {
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+ selector : 'google.longrunning.Operations.CancelOperation' ,
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+ post : '/v3beta1/{name=projects/*/locations/*/operations/*}:cancel' ,
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+ body : '*' ,
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+ } ,
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+ {
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+ selector : 'google.longrunning.Operations.DeleteOperation' ,
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+ delete : '/v3beta1/{name=projects/*/locations/*/operations/*}' ,
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+ } ,
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+ {
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+ selector : 'google.longrunning.Operations.GetOperation' ,
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+ get : '/v3beta1/{name=projects/*/locations/*/operations/*}' ,
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+ } ,
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+ {
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+ selector : 'google.longrunning.Operations.ListOperations' ,
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+ get : '/v3beta1/{name=projects/*/locations/*}/operations' ,
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+ } ,
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+ {
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+ selector : 'google.longrunning.Operations.WaitOperation' ,
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+ post : '/v3beta1/{name=projects/*/locations/*/operations/*}:wait' ,
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+ body : '*' ,
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+ } ,
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+ ] ;
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+ }
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this . operationsClient = this . _gaxModule
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- . lro ( {
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- auth : this . auth ,
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- grpc : 'grpc' in this . _gaxGrpc ? this . _gaxGrpc . grpc : undefined ,
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- } )
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+ . lro ( lroOptions )
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. operationsClient ( opts ) ;
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const batchTranslateTextResponse = protoFilesRoot . lookup (
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'.google.cloud.translation.v3beta1.BatchTranslateResponse'
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