code: function (buildConfig) {
          var configFile;
          var suffix = 'karma';
          if (buildConfig.nodeProject) {
              suffix = 'mocha';
          }
  
          configFile = path.join(currentDirectory, '../lint/eslint/eslintrc-' + suffix + '.js');
  
          return configFile;
      }
docs: Returns the eslint test sources config file location.
  
  @function
  @memberof! GruntTaskHelper
  @private
  @param {Object} buildConfig - The grunt buildConfig data
  @returns {String} The eslint test sources config file location