index.js

'use strict';

var winston = require('winston');
var expressWinston = require('express-winston');


module.exports = function () {
	var colorize = process.env.NODE_ENV === 'production' ? false : true;

	// Logger to capture all requests and output them to the console.
	// [START requests]
	var requestLogger = expressWinston.logger({
		transports: [
			new winston.transports.Console({
				json: false,
				colorize: colorize
			})
		],
		expressFormat: true,
		meta: false
	});
	// [END requests]

	// Logger to capture any top-level errors and output json diagnostic info.
	// [START errors]
	var errorLogger = expressWinston.errorLogger({
		transports: [
			new winston.transports.Console({
				json: true,
				colorize: colorize
			}),
		]
	});
	// [END errors]

	return {
		requestLogger: requestLogger,
		errorLogger: errorLogger,
		error: winston.error,
		warn: winston.warn,
		info: winston.info,
		log: winston.log,
		verbose: winston.verbose,
		debug: winston.debug,
		silly: winston.silly
	};

};