text: // Copyright 2020 Google LLC
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //      http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  'use strict';
  
  function main(projectId, location, productId, productSetId) {
    // [START vision_product_search_add_product_to_product_set]
    async function addProductToProductSet() {
      const vision = require('@google-cloud/vision');
  
      const client = new vision.ProductSearchClient();
  
      /**
       * TODO(developer): Uncomment the following line before running the sample.
       */
      // const projectId = 'Your Google Cloud project Id';
      // const location = 'A compute region name';
      // const productId = 'Id of the product';
      // const productSetId = 'Id of the product set';
  
      const productPath = client.productPath(projectId, location, productId);
      const productSetPath = client.productSetPath(
        projectId,
        location,
        productSetId
      );
  
      const request = {
        name: productSetPath,
        product: productPath,
      };
  
      await client.addProductToProductSet(request);
      console.log(`Product added to product set.`);
    }
    // [END vision_product_search_add_product_to_product_set]
    addProductToProductSet();
  }
  main(...process.argv.slice(2));
  