if (value instanceof Error) {
const error = {}
- Object.getOwnPropertyNames(value).forEach(key => error[ key ] = value[ key ])
+ Object.getOwnPropertyNames(value).forEach(key => { error[key] = value[key] })
return error
}
const timestampFormatter = winston.format.timestamp({
format: 'YYYY-MM-DD HH:mm:ss.SSS'
})
-const labelFormatter = winston.format.label({
- label
-})
+const labelFormatter = (suffix?: string) => {
+ return winston.format.label({
+ label: suffix ? `${label} ${suffix}` : label
+ })
+}
const fileLoggerOptions: FileTransportOptions = {
filename: path.join(CONFIG.STORAGE.LOG_DIR, LOG_FILENAME),
fileLoggerOptions.maxFiles = CONFIG.LOG.ROTATION.MAX_FILES
}
-const logger = winston.createLogger({
- level: CONFIG.LOG.LEVEL,
- format: winston.format.combine(
- labelFormatter,
- winston.format.splat()
- ),
- transports: [
- new winston.transports.File(fileLoggerOptions),
- new winston.transports.Console({
- handleExceptions: true,
- format: winston.format.combine(
- timestampFormatter,
- winston.format.colorize(),
- consoleLoggerFormat
- )
- })
- ],
- exitOnError: true
-})
+const logger = buildLogger()
+
+function buildLogger (labelSuffix?: string) {
+ return winston.createLogger({
+ level: CONFIG.LOG.LEVEL,
+ format: winston.format.combine(
+ labelFormatter(labelSuffix),
+ winston.format.splat()
+ ),
+ transports: [
+ new winston.transports.File(fileLoggerOptions),
+ new winston.transports.Console({
+ handleExceptions: true,
+ format: winston.format.combine(
+ timestampFormatter,
+ winston.format.colorize(),
+ consoleLoggerFormat
+ )
+ })
+ ],
+ exitOnError: true
+ })
+}
function bunyanLogFactory (level: string) {
return function () {
let args: any[] = []
args.concat(arguments)
- if (arguments[ 0 ] instanceof Error) {
- meta = arguments[ 0 ].toString()
+ if (arguments[0] instanceof Error) {
+ meta = arguments[0].toString()
args = Array.prototype.slice.call(arguments, 1)
args.push(meta)
- } else if (typeof (args[ 0 ]) !== 'string') {
- meta = arguments[ 0 ]
+ } else if (typeof (args[0]) !== 'string') {
+ meta = arguments[0]
args = Array.prototype.slice.call(arguments, 1)
args.push(meta)
}
- logger[ level ].apply(logger, args)
+ logger[level].apply(logger, args)
}
}
+
const bunyanLogger = {
trace: bunyanLogFactory('debug'),
debug: bunyanLogFactory('debug'),
// ---------------------------------------------------------------------------
export {
+ buildLogger,
timestampFormatter,
labelFormatter,
consoleLoggerFormat,