Log out the number of rules and selectors in stylesheets loaded

selectorsCount.js

var selectorsCount = function () {
  var styleSheets = document.styleSheets,
      totalStyleSheets = styleSheets.length;

  console.group('Stylesheet Rules/Selector Debug Info');
  console.log('----------------------------------');

  try {
    for (var j = 0; j < totalStyleSheets; j++) {
      var styleSheet = styleSheets[j],
          rules = styleSheet.cssRules,
          totalRules = rules.length,
          totalSelectors = 0;

      for (var i = 0; i < totalRules; i++) {

        if (rules[i].selectorText) {
          totalSelectors += rules[i].selectorText.split(',').length;
        }

      }

      console.log('Stylesheet: ' + styleSheet.href);
      console.log('Total Rules: ' + totalRules);
      console.log('Total Selectors: ' + totalSelectors);
      console.log('----------------------------------');

    }
  } catch(e) {
    console.log('Tried to log something stylesheet related, but failed', e);
  }
  console.groupEnd();

};