fix: do not modify options object, use defaultScopes

package.json

@@ -29,7 +29,7 @@
     "api-documenter": "api-documenter yaml --input-folder=temp"
   },
   "dependencies": {
-    "google-gax": "^2.1.0"
+    "google-gax": "^2.9.2"
   },
   "devDependencies": {
     "@types/mocha": "^8.0.0",

src/index.ts

@@ -18,6 +18,7 @@
 
 import * as v1beta1 from './v1beta1';
 const SpeechTranslationServiceClient = v1beta1.SpeechTranslationServiceClient;
+type SpeechTranslationServiceClient = v1beta1.SpeechTranslationServiceClient;
 export {v1beta1, SpeechTranslationServiceClient};
 export default {v1beta1, SpeechTranslationServiceClient};
 import * as protos from '../protos/protos';

src/v1beta1/speech_translation_service_client.ts

@@ -50,8 +50,10 @@ export class SpeechTranslationServiceClient {
   /**
    * Construct an instance of SpeechTranslationServiceClient.
    *
-   * @param {object} [options] - The configuration object. See the subsequent
-   *   parameters for more details.
+   * @param {object} [options] - The configuration object.
+   * The options accepted by the constructor are described in detail
+   * in [this document](https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#creating-the-client-instance).
+   * The common options are:
    * @param {object} [options.credentials] - Credentials object.
    * @param {string} [options.credentials.client_email]
    * @param {string} [options.credentials.private_key]
@@ -71,44 +73,34 @@ export class SpeechTranslationServiceClient {
    *     your project ID will be detected automatically.
    * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
+   * @param {gax.ClientConfig} [options.clientConfig] - client configuration override.
+   *     TODO(@alexander-fenster): link to gax documentation.
+   * @param {boolean} fallback - Use HTTP fallback mode.
+   *     In fallback mode, a special browser-compatible transport implementation is used
+   *     instead of gRPC transport. In browser context (if the `window` object is defined)
+   *     the fallback mode is enabled automatically; set `options.fallback` to `false`
+   *     if you need to override this behavior.
    */
-
   constructor(opts?: ClientOptions) {
-    // Ensure that options include the service address and port.
+    // Ensure that options include all the required fields.
     const staticMembers = this
       .constructor as typeof SpeechTranslationServiceClient;
     const servicePath =
-      opts && opts.servicePath
-        ? opts.servicePath
-        : opts && opts.apiEndpoint
-        ? opts.apiEndpoint
-        : staticMembers.servicePath;
-    const port = opts && opts.port ? opts.port : staticMembers.port;
+      opts?.servicePath || opts?.apiEndpoint || staticMembers.servicePath;
+    const port = opts?.port || staticMembers.port;
+    const clientConfig = opts?.clientConfig ?? {};
+    const fallback = opts?.fallback ?? typeof window !== 'undefined';
+    opts = Object.assign({servicePath, port, clientConfig, fallback}, opts);
 
-    if (!opts) {
-      opts = {servicePath, port};
+    // If scopes are unset in options and we're connecting to a non-default endpoint, set scopes just in case.
+    if (servicePath !== staticMembers.servicePath && !('scopes' in opts)) {
+      opts['scopes'] = staticMembers.scopes;
     }
-    opts.servicePath = opts.servicePath || servicePath;
-    opts.port = opts.port || port;
-
-    // users can override the config from client side, like retry codes name.
-    // The detailed structure of the clientConfig can be found here: https://github.com/googleapis/gax-nodejs/blob/master/src/gax.ts#L546
-    // The way to override client config for Showcase API:
-    //
-    // const customConfig = {"interfaces": {"google.showcase.v1beta1.Echo": {"methods": {"Echo": {"retry_codes_name": "idempotent", "retry_params_name": "default"}}}}}
-    // const showcaseClient = new showcaseClient({ projectId, customConfig });
-    opts.clientConfig = opts.clientConfig || {};
 
-    // If we're running in browser, it's OK to omit `fallback` since
-    // google-gax has `browser` field in its `package.json`.
-    // For Electron (which does not respect `browser` field),
-    // pass `{fallback: true}` to the SpeechTranslationServiceClient constructor.
+    // Choose either gRPC or proto-over-HTTP implementation of google-gax.
     this._gaxModule = opts.fallback ? gax.fallback : gax;
 
-    // Create a `gaxGrpc` object, with any grpc-specific options
-    // sent to the client.
-    opts.scopes = (this
-      .constructor as typeof SpeechTranslationServiceClient).scopes;
+    // Create a `gaxGrpc` object, with any grpc-specific options sent to the client.
     this._gaxGrpc = new this._gaxModule.GrpcClient(opts);
 
     // Save options to use in initialize() method.
@@ -117,6 +109,11 @@ export class SpeechTranslationServiceClient {
     // Save the auth object to the client, for use by other methods.
     this.auth = this._gaxGrpc.auth as gax.GoogleAuth;
 
+    // Set the default scopes in auth client if needed.
+    if (servicePath === staticMembers.servicePath) {
+      this.auth.defaultScopes = staticMembers.scopes;
+    }
+
     // Determine the client header string.
     const clientHeader = [`gax/${this._gaxModule.version}`, `gapic/${version}`];
     if (typeof process !== 'undefined' && 'versions' in process) {
@@ -232,6 +229,7 @@ export class SpeechTranslationServiceClient {
 
   /**
    * The DNS address for this API service.
+   * @returns {string} The DNS address for this service.
    */
   static get servicePath() {
     return 'mediatranslation.googleapis.com';
@@ -240,13 +238,15 @@ export class SpeechTranslationServiceClient {
   /**
    * The DNS address for this API service - same as servicePath(),
    * exists for compatibility reasons.
+   * @returns {string} The DNS address for this service.
    */
   static get apiEndpoint() {
     return 'mediatranslation.googleapis.com';
   }
 
   /**
    * The port for this API service.
+   * @returns {number} The default port for this service.
    */
   static get port() {
     return 443;
@@ -255,6 +255,7 @@ export class SpeechTranslationServiceClient {
   /**
    * The scopes needed to make gRPC calls for every method defined
    * in this service.
+   * @returns {string[]} List of default scopes.
    */
   static get scopes() {
     return ['https://www.googleapis.com/auth/cloud-platform'];
@@ -264,8 +265,7 @@ export class SpeechTranslationServiceClient {
   getProjectId(callback: Callback<string, undefined, undefined>): void;
   /**
    * Return the project ID used by this class.
-   * @param {function(Error, string)} callback - the callback to
-   *   be called with the current project Id.
+   * @returns {Promise} A promise that resolves to string containing the project ID.
    */
   getProjectId(
     callback?: Callback<string, undefined, undefined>
@@ -291,16 +291,26 @@ export class SpeechTranslationServiceClient {
    *   An object stream which is both readable and writable. It accepts objects
    *   representing [StreamingTranslateSpeechRequest]{@link google.cloud.mediatranslation.v1beta1.StreamingTranslateSpeechRequest} for write() method, and
    *   will emit objects representing [StreamingTranslateSpeechResponse]{@link google.cloud.mediatranslation.v1beta1.StreamingTranslateSpeechResponse} on 'data' event asynchronously.
+   *   Please see the
+   *   [documentation](https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#bi-directional-streaming)
+   *   for more details and examples.
+   * @example
+   * const stream = client.streamingTranslateSpeech();
+   * stream.on('data', (response) => { ... });
+   * stream.on('end', () => { ... });
+   * stream.write(request);
+   * stream.end();
    */
   streamingTranslateSpeech(options?: gax.CallOptions): gax.CancellableStream {
     this.initialize();
     return this.innerApiCalls.streamingTranslateSpeech(options);
   }
 
   /**
-   * Terminate the GRPC channel and close the client.
+   * Terminate the gRPC channel and close the client.
    *
    * The client will no longer be usable and all future behavior is undefined.
+   * @returns {Promise} A promise that resolves when the client is closed.
    */
   close(): Promise<void> {
     this.initialize();

synth.metadata

@@ -3,23 +3,15 @@
     {
       "git": {
         "name": ".",
-        "remote": "https://github.com/googleapis/nodejs-media-translation.git",
-        "sha": "c1a44314dd7b73faa69e3a7fe1edde54266c3a88"
-      }
-    },
-    {
-      "git": {
-        "name": "googleapis",
-        "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "4c5071b615d96ef9dfd6a63d8429090f1f2872bb",
-        "internalRef": "327369997"
+        "remote": "git@github.com:googleapis/nodejs-media-translation.git",
+        "sha": "f132c7b2725509ef3d4d497733ba85f851b52789"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ba9918cd22874245b55734f57470c719b577e591"
+        "sha": "1f1148d3c7a7a52f0c98077f976bd9b3c948ee2b"
       }
     }
   ],
@@ -86,12 +78,14 @@
     "LICENSE",
     "README.md",
     "api-extractor.json",
+    "package-lock.json.3635725974",
     "protos/google/cloud/mediatranslation/v1beta1/media_translation.proto",
     "protos/protos.d.ts",
     "protos/protos.js",
     "protos/protos.json",
     "renovate.json",
     "samples/README.md",
+    "samples/package-lock.json.3114264012",
     "src/index.ts",
     "src/v1beta1/index.ts",
     "src/v1beta1/speech_translation_service_client.ts",

system-test/fixtures/sample/src/index.ts

@@ -18,8 +18,17 @@
 
 import {SpeechTranslationServiceClient} from '@google-cloud/media-translation';
 
+// check that the client class type name can be used
+function doStuffWithSpeechTranslationServiceClient(
+  client: SpeechTranslationServiceClient
+) {
+  client.close();
+}
+
 function main() {
-  new SpeechTranslationServiceClient();
+  // check that the client instance can be created
+  const speechTranslationServiceClient = new SpeechTranslationServiceClient();
+  doStuffWithSpeechTranslationServiceClient(speechTranslationServiceClient);
 }
 
 main();

system-test/install.ts

@@ -20,32 +20,32 @@ import {packNTest} from 'pack-n-play';
 import {readFileSync} from 'fs';
 import {describe, it} from 'mocha';
 
-describe('typescript consumer tests', () => {
-  it('should have correct type signature for typescript users', async function () {
+describe('📦 pack-n-play test', () => {
+  it('TypeScript code', async function () {
     this.timeout(300000);
     const options = {
-      packageDir: process.cwd(), // path to your module.
+      packageDir: process.cwd(),
       sample: {
-        description: 'typescript based user can use the type definitions',
+        description: 'TypeScript user can use the type definitions',
         ts: readFileSync(
           './system-test/fixtures/sample/src/index.ts'
         ).toString(),
       },
     };
-    await packNTest(options); // will throw upon error.
+    await packNTest(options);
   });
 
-  it('should have correct type signature for javascript users', async function () {
+  it('JavaScript code', async function () {
     this.timeout(300000);
     const options = {
-      packageDir: process.cwd(), // path to your module.
+      packageDir: process.cwd(),
       sample: {
-        description: 'typescript based user can use the type definitions',
+        description: 'JavaScript user can use the library',
         ts: readFileSync(
           './system-test/fixtures/sample/src/index.js'
         ).toString(),
       },
     };
-    await packNTest(options); // will throw upon error.
+    await packNTest(options);
   });
 });