return excludedKeys[key] === true ? undefined : value
}
-const loggerFormat = winston.format.printf((info) => {
+const loggerFormat = winston.format.printf(info => {
let additionalInfos = JSON.stringify(info, keysExcluder, 2)
if (additionalInfos === '{}') additionalInfos = ''
else additionalInfos = ' ' + additionalInfos
+ if (info.message && info.message.stack !== undefined) info.message = info.message.stack
return `[${info.label}] ${info.timestamp} ${info.level}: ${info.message}${additionalInfos}`
})