js13kgames closure fun

score.js

(function() {
  var score = 0;
  Object.defineProperty( this, 'score', {
    get: function(){
      return score;
    },
    set: function( val ) {
      score = val;
      this.elem.innerHTML = _.template(
        tmplStr, { score: score }
      );
    }
  });
}).call( this );