code: function walk(data, name) {
          // Fade out anonymous functions.
  
          if (name.indexOf('anon@') === 0) {
              name = name.grey;
          }
  
          rows.push([ prefix + name, data.ecc, data.arity, data.codeLines, data.commentLines, Math.round(100 * data.commentLines / data.codeLines) ]);
  
          // Add two spaces to the prefix before the next depth, to illustrate
          // the hierarchy in the table.
  
          prefix += '  ';
          _.each(data.children, walk);
          prefix = prefix.slice(0,prefix.length-2);
      }
docs: Walk the metrics structure and add each member to the table rows.