logger.js

/**
	* Simple logging class. 3 levels of log:
	* INFO
	* WARNING
	* ERROR
	* DEBUG - debug mode
	* [] - None means to log everything.
	*
	*	Log levels can be combined: [DEBUG, ERROR] etc.
	*
	* Author: Karol Domagala
	*
*/

var Log = {

	INFO : 		1,
	DEBUG : 	2,
	WARNING : 3,
	ERROR : 	4,

	severity : [1,4],	// INFO i ERROR


	info : function(msg) {
		if (Log.severity.length == 0 || (Log.severity && Log.severity.indexOf(Log.INFO)>=0) )
			console.log(new Date().toLocaleTimeString() + ": [INFO] " + msg);
	},

	warning : function(msg) {
		if (Log.severity.length == 0 || (Log.severity && Log.severity.indexOf(Log.WARNING)>=0))
			console.log(new Date().toLocaleTimeString() + ": [WARNING] " + msg);
	},

	error : function(msg) {
	if (Log.severity.length == 0 || (Log.severity && Log.severity.indexOf(Log.ERROR)>=0))
			console.log(new Date().toLocaleTimeString() + ": [ERROR] " + msg);
	},

	debug : function(msg) {
		if (Log.severity.length == 0 || (Log.severity && Log.severity.indexOf(Log.DEBUG)>=0))
			console.log(new Date().toLocaleTimeString() + ": [DEBUG] " + msg);
	}
	
}

exports.Log = Log;