text: 'use strict';
  
  var bar = require('./controller.bar');
  var bubble = require('./controller.bubble');
  var doughnut = require('./controller.doughnut');
  var horizontalBar = require('./controller.horizontalBar');
  var line = require('./controller.line');
  var polarArea = require('./controller.polarArea');
  var pie = require('./controller.pie');
  var radar = require('./controller.radar');
  var scatter = require('./controller.scatter');
  
  // NOTE export a map in which the key represents the controller type, not
  // the class, and so must be CamelCase in order to be correctly retrieved
  // by the controller in core.controller.js (`controllers[meta.type]`).
  
  module.exports = {
  	bar,
  	bubble,
  	doughnut,
  	horizontalBar,
  	line,
  	polarArea,
  	pie,
  	radar,
  	scatter
  };
  