text: class React {
      /**
       * Required dependencies for the component.
       */
      dependencies() {
          return ['@babel/preset-react'];
      }
  
      register() {
          if (
              arguments.length === 2 &&
              typeof arguments[0] === 'string' &&
              typeof arguments[1] === 'string'
          ) {
              throw new Error(
                  'mix.react() is now a feature flag. Use mix.js(source, destination).react() instead'
              );
          }
      }
  
      /**
       * Babel config to be merged with Mix's defaults.
       */
      babelConfig() {
          return {
              presets: ['@babel/preset-react']
          };
      }
  }
  
  module.exports = React;
  