code: function (runOptions) {
          var dimension = cliUtils.dimension(),
              options = {
                  depth: 25,
  
                  maxArrayLength: 100, // only supported in Node v6.1.0 and up: https://github.com/nodejs/node/pull/6334
  
                  colors: !cliUtils.noTTY(runOptions.color),
  
                  // note that similar dimension calculation is in utils.wrapper
                  // only supported in Node v6.3.0 and above: https://github.com/nodejs/node/pull/7499
                  breakLength: ((dimension.exists && (dimension.width > 20)) ? dimension.width : 60) - 16
              };
  
          return function (item) {
              return inspect(item, options);
          };
      }
docs: A CLI utility helper method that generates a color inspector function for CLI reports.
  
  @param {Object} runOptions - The set of run options acquired via the runner.
  @returns {Function} - A function to perform utils.inspect, given a sample item, under pre-existing options.