function addSelectable() {
   var matcher = new SelectorMatcher();
   for (var i=0; i<count; i++) {
     matcher.addSelectable(fixedSelectors[i], i);
   }
   return matcher;
 }
export function main() {
  var count = getIntParameter('selectors');

  var fixedMatcher;
  var fixedSelectorStrings = [];
  var fixedSelectors = [];
  for (var i=0; i<count; i++) {
    ListWrapper.push(fixedSelectorStrings, randomSelector());
  }
  for (var i=0; i<count; i++) {
    ListWrapper.push(fixedSelectors, CssSelector.parse(fixedSelectorStrings[i]));
  }
  fixedMatcher = new SelectorMatcher();
  for (var i=0; i<count; i++) {
    fixedMatcher.addSelectable(fixedSelectors[i], i);
  }

  function parse() {
    var result = [];
    for (var i=0; i<count; i++) {
      ListWrapper.push(result, CssSelector.parse(fixedSelectorStrings[i]));
    }
    return result;
  }

  function addSelectable() {
    var matcher = new SelectorMatcher();
    for (var i=0; i<count; i++) {
      matcher.addSelectable(fixedSelectors[i], i);
    }
    return matcher;
  }

  function match() {
    var matchCount = 0;
    for (var i=0; i<count; i++) {
      fixedMatcher.match(fixedSelectors[i], (selected) => {
        matchCount += selected;
      });
    }
    return matchCount;
  }

  bindAction('#parse', parse);
  bindAction('#addSelectable', addSelectable);
  bindAction('#match', match);
}