Parse ini files with Node.js

var sys = require('sys');
var posix = require('posix');

var ini = {'global':{}};

var parseINI = function(d) {

  var section = 'global';
 
  var lines = d.split('\n');
  for (var i=0; i<lines.length; i++) {
 
    var re = /(.*)=(.*)|\[([a-z:\.0-9]+)\]/i;

    var match = lines[i].match(re);
    if (match != null) {
      if (match[3] != undefined) {
        section = match[3];
        ini[section] = {};
      } else {
        var key = match[1];
        var value = match[2];
        ini[section][key] = value;
      }
    }    
  }
  
  sys.puts(ini.global.extensions); 
};

posix.cat("rsp.conf").addCallback(parseINI);