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<!DOCTYPE html> <html> <head> <title>logger.js</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="../doc-style.css" /> <script src="../doc-filelist.js"></script> <script> var relativeDir = "../", thisFile = "Users/knut/Documents/source/mermaid/src/logger.js", defaultSidebar = true; </script> <script src="../doc-script.js"></script> <script src="../mermaid.js"></script> <link rel="stylesheet" href="../mermaid.css" /> </head> <body> <div id="sidebar_wrapper"> <div id="sidebar_switch"> Files Headings </div> <div id="tree"></div> <div id="headings"> <div class="heading h1"> <a href="#logger.js">logger.js</a> </div> <div class="heading h1"> <a href="#logger">logger</a> </div> </div> </div> <div id="sidebar-toggle"></div> <div id="container"><div class="background highlight"></div> <table cellpadding="0" cellspacing="0"> <tbody> <tr> <td class="docs"><div class="dox"> <div class="summary"><div class="pilwrap" id="logger"> <h1> <a href="#logger" name="logger" class="pilcrow">¶</a> logger</h1> </div> logger = require('logger').create() logger.info("blah") => [2011-3-3T20:24:4.810 info (5021)] blah logger.debug("boom") => logger.level = Logger.levels.debug logger.debug(function() { return "booom" }) => [2011-3-3T20:24:4.810 error (5021)] booom </div> <div class="body"> </div> </div> </td> <td class="code highlight"><div class="highlight"><pre>var Logger; Logger = (function() { function Logger(options) { var level, num, ref; this.options = options || {}; this.level = this.options.level || Logger.levels.default; ref = Logger.levels; for (level in ref) { num = ref[level]; Logger.define(this, level); } } Logger.prototype.add = function(level, message, callback) { if (this.level > (Logger.levels[level] || 5)) { return; } if (callback) { message = callback(); } else if (typeof message === 'function') { message = message(); } return this.write({ timestamp: new Date, severity: level, message: message, pid: process.pid }); }; function formatTime(timestamp){ var hh = timestamp.getUTCHours(); var mm = timestamp.getUTCMinutes(); var ss = timestamp.getSeconds(); var ms = timestamp.getMilliseconds(); </pre></div> </td> </tr> <tr> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2" id="section-2">¶</a> </div> If you were building a timestamp instead of a duration, you would uncomment the following line to get 12-hour (not 24) time if (hh > 12) {hh = hh % 12;} These lines ensure you have two-digits </td> <td class="code highlight"><div class="highlight"><pre> if (hh < 10) {hh = "0"+hh;} if (mm < 10) {mm = "0"+mm;} if (ss < 10) {ss = "0"+ss;} if (ms < 100){ms = "0"+ms;} if (ms < 10) {ms = "00"+ms;} </pre></div> </td> </tr> <tr> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3" id="section-3">¶</a> </div> This formats your string to HH:MM:SS </td> <td class="code highlight"><div class="highlight"><pre> var t = hh+":"+mm+":"+ss +' ('+ms+')'; return t; } Logger.prototype.write = function(options) { if(typeof console !== 'undefined'){ if(typeof console.log !== 'undefined'){ return console.log(this.build_message(options)); } } }; Logger.prototype.build_message = function(options) { return "[" + formatTime(options.timestamp) + "] " + options.message; }; return Logger; })(); Logger.define = function(logger, level) { return logger[level] = function(message, callback) { return this.add(level, message, callback); }; }; Logger.levels = { debug: 1, info: 2, warn: 3, error: 4, fatal: 5, default:1 }; exports.create = function(type, options) { return new Logger(options); }; </pre></div> </td> </tr> </tbody> </table> </div> </body> </html>