// Copyright 2017 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';

// sample-metadata:

// title: Quickstart

// description: A quick introduction to using the Pub/Sub client library.

// usage: node quickstart.js <project-id> <topic-name>

// [START pubsub_quickstart_create_topic]

// Imports the Google Cloud client library

const {PubSub} = require('@google-cloud/pubsub');

async function quickstart(

projectId = 'your-project-id', // Your Google Cloud Platform project ID

topicName = 'my-topic' // Name for the new topic to create

) {

// Instantiates a client

const pubsub = new PubSub({projectId});

// Creates the new topic

const [topic] = await pubsub.createTopic(topicName);

console.log(`Topic ${topic.name} created.`);

}

// [END pubsub_quickstart_create_topic]

const args = process.argv.slice(2);

quickstart(...args).catch(console.error);