Winston quickstart

Demonstrates how to set up Winston in a Node.js application.

Explore further

For detailed documentation that includes this code sample, see the following:

• Setting Up Cloud Logging for Node.js

Code sample

Node.js

To learn how to install and use the client library for Logging, see Logging client libraries.

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const winston = require('winston');

// Imports the Google Cloud client library for Winston
const {LoggingWinston} = require('@google-cloud/logging-winston');

const loggingWinston = new LoggingWinston();

// Create a Winston logger that streams to Cloud Logging
// Logs will be written to: "projects/YOUR_PROJECT_ID/logs/winston_log"
const logger = winston.createLogger({
  level: 'info',
  transports: [
    new winston.transports.Console(),
    // Add Cloud Logging
    loggingWinston,
  ],
});

// Writes some log entries
logger.error('warp nacelles offline');
logger.info('shields at 99%');

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