old-ribica/front-ui/app/constants/cartConstants.js

var keyMirror = require('react/lib/keyMirror');

// Define action constants
module.exports = keyMirror({
  LOAD: null,
  ADD_ITEM: null, 
  // because REMOVE_ITEM could be used to completely remove item
  // and not just decrease count by 1
  TAKE_ITEM_OUT: null 
});