weseek__growi/lib/service/logger/stream.prod.js

const isBrowser = typeof window !== 'undefined';

let stream = undefined;

// browser settings
if (isBrowser) {
  const ConsoleFormattedStream = require('@browser-bunyan/console-formatted-stream').ConsoleFormattedStream;
  stream = new ConsoleFormattedStream();
}
// node settings
else {
  const isFormat = !(process.env.FORMAT_NODE_LOG === 'false');

  if (isFormat) {
    const bunyanFormat = require('bunyan-format');
    stream = bunyanFormat({ outputMode: 'long' });
  }
}

module.exports = stream;