Count stylesheet rules per document

styleCounter.js

var
  styleSheets = document.styleSheets,
  totalStyleSheets = styleSheets.length,
  overAllDocumentRules =0;
try {
for (var j = 0; j < totalStyleSheets; j++){

    try{
  var
    styleSheet = styleSheets[j],
    rules = styleSheet.cssRules,
    totalRulesInStylesheet = rules.length,
    totalSelectorsInStylesheet = 0;

  for (var i = 0; i < totalRulesInStylesheet; i++) {
    if (rules[i].selectorText){
      totalSelectorsInStylesheet += rules[i].selectorText.split(',').length;
    }
  }
}
catch(err){
    console.warn("skipping>", styleSheet.href, err);
    console.warn(styleSheet)
}
if(totalRulesInStylesheet>1000) console.error("This stylesheet has over 1000 rules")
  console.log("Stylesheet: "+styleSheet.href);
  console.log(styleSheet)
  console.info("Total rules: "+totalRulesInStylesheet);
  overAllDocumentRules += totalRulesInStylesheet;
  console.warn("Total Document Rules > "+ overAllDocumentRules)
}
}
catch(err){
    console.warn("Error",err)

}