old_contents: define(function(require, exports, module) {
  
      var inherits = require('../../utils/inherits');
      var One = require('../One');
  
      var Writer = function(options) {
          One.apply(this, arguments);
          this.text = "text";
          this.prefix = "";
      };
  
      var p = inherits(Writer, One);
  
      /**
       * @param {string} text
       */
  
      /**
       * concert context.textAlign
       * @param {string} align
       */
  
      /**
       * concert context.textBaseline
       * @param {string} baseline
       */
  
      /**
       * concert context.fillStyle
       * @param {string} style
       */
  
      p.draw = function(context) {
          var me = this;
          context.font = me.font || "Bold 20px Arial";
          context.textAlign = me.align || "start";
          context.textBaseline = me.baseline || "top";
          context.fillStyle = me.style || "#000000";
          context.fillText(me.prefix + me.text || "", 0, 0);
      };
  
      module.exports = Writer;
  });
new_contents: define(function(require, exports, module) {
  
      var inherits = require('../../utils/inherits');
      var One = require('../One');
  
      var Writer = function(options) {
          One.apply(this, arguments);
          this.text = "text";
          this.prefix = "";
      };
  
      var p = inherits(Writer, One);
  
      /**
       * @param {string} text
       */
  
      /**
       * concert context.textAlign
       * @param {string} align
       */
  
      /**
       * concert context.textBaseline
       * @param {string} baseline
       */
  
      /**
       * concert context.fillStyle
       * @param {string} style
       */
  
      p.draw = function(context) {
          var me = this;
          context.font = me.font || "Bold 20px Arial";
          context.textAlign = me.align || "start";
          context.textBaseline = me.baseline || "top";
          context.fillStyle = me.fillStyle || "#000000";
          context.fillText(me.prefix + me.text || "", 0, 0);
      };
  
      module.exports = Writer;
  });
subject: update Writer