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<h1 class="page-title">Source: Logger.js</h1>
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<pre class="sunlight-highlight-javascript linenums">/**
* A Simple Logger with levels
* @module
* @author Kevin Smithson <ksmithson@sazze.com>
*/
var Logger = module.exports = {
/**
* A debug log
*
* @param {string} message the message
* @param {mixed} [...] arguments to pass to log
*/
debug: function() {
log.call(this, levels.debug, '\x1B[36m[debug]\x1B[39m ', arguments);
},
/**
* A info log
*
* @param {string} message the message
* @param {mixed} [...] arguments to pass to log
*/
info: function() {
log.call(this, levels.info, '\x1B[32m[info]\x1B[39m ', arguments);
},
/**
* A verbose log
*
* @param {string} message the message
* @param {mixed} [...] arguments to pass to log
*/
verbose: function() {
log.call(this, levels.verbose, '\x1B[35m[verbose]\x1B[39m ', arguments);
},
/**
* A error log
*
* @param {string} message the message
* @param {mixed} [...] arguments to pass to log
*/
error: function() {
log.call(this, levels.error, '\x1B[31m[error]\x1B[39m ', arguments);
},
/**
* Set the level to use
*
* @param {int} logLevel the level of the log
*/
set level(logLevel) {
"use strict";
level = logLevel;
},
/**
* get the log level
*
* @returns {number}
*/
get level() {
"use strict";
return level;
}
}
/**
* The levels of logs
* @type {{verbose: number, debug: number, info: number, error: number, noLog: number}}
*/
var levels = {
verbose: 10,
debug: 7,
info: 5,
error: 1,
noLog: 0
};
// Set default level to error
var level = levels.error;
// expose the available levels
Logger.levels = levels;
/**
* The internal log function
*
* @private
* @param {int} logLevel the log level that is allowed
* @param prefix the prefix that gets prepended to the message
* @param args and object of arguments, usually from global [arguments]
*/
function log(logLevel, prefix, args) {
"use strict";
if (logLevel > level) {
return;
}
args = Array.prototype.slice.call(args);
if (typeof args[0] === 'undefined') {
return;
}
var message = args[0];
args.splice(0, 1, prefix + message);
console.log.apply(this, args);
}</pre>
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