Minor bugfix. Transports can be added independently

lib/logger.js

@@ -153,13 +153,17 @@ function createWinston(cfg) {
 
   winstonLogger = new (winston.Logger)({
     level: cfg.logLevel,
-    exitOnError: exitOnError,
-    transports: [
-      new (winston.transports.Console)(cfg.Console),
-      new (winston.transports.File)(cfg.File)
-    ]
+    exitOnError: exitOnError
   });
 
+  if (cfg.Console) {
+    winstonLogger.add(winston.transports.Console, cfg.Console);
+  }
+
+  if (cfg.File) {
+    winstonLogger.add(winston.transports.File, cfg.File);
+  }
+
   winstonLogger.setLevels(winston.config.syslog.levels);
 
 }
@@ -168,7 +172,12 @@ function setConfig(newCfg) {
   "use strict";
 
   config = newCfg;
-  config.File.handleExceptions = true;    //Necessary to handle file exceptions
+
+  //Only when Transport File is going to be used.
+  if (config.File) {
+    config.File.handleExceptions = true;    //Necessary to handle file exceptions
+  }
+
   createWinston(config);
 
 }
@@ -198,7 +207,7 @@ function newLogger() {
     var message = createLogMessage.call(this, level, message, logObj).replace(/\n/g, '');
 
     var tmpLogger = winstonLogger.log(level, message);
-    if (config.flushEachMessage && tmpLogger.transports.file._stream)
+    if (config.flushEachMessage && tmpLogger.transports.file && tmpLogger.transports.file._stream)
         tmpLogger.transports.file.flush();
     return  tmpLogger;
   };