text: var lsmod = require('./lsmodule');
  var dirname = process.argv[2];
  var ext = process.argv[3];
  
  lsmod(dirname, ext, function(err, files){
      if(err){
        console.log("error:", err);
      }else{
        for(var index = 0; index < files.length; index ++){
          console.log(files[index]);
        }
      }
  });
  