text: var exec   = require('language-exec');
  var detect = require('language-detect');
  
  /**
   * Execute any file in a known programming language.
   *
   * @param {String}   filename
   * @param {String}   args
   * @param {Object}   opts
   * @param {Function} done
   */
  module.exports = function (filename) {
    var args     = Array.prototype.slice.call(arguments);
    var language = detect.filename(filename);
  
    return exec.apply(null, [language].concat(args));
  };
  