var trigger;
var callbacks = [];
var notify = function() {
  return callbacks.splice(0).forEach(function(cb) {
    return cb();
  });
};
var queueMicroTask = function(callback) {
  if (!trigger) {
    var toggle_1 = 0;
    var el_1 = document.createTextNode("");
    var config = { characterData: true };
    new MutationObserver(function() {
      return notify();
    }).observe(el_1, config);
    trigger = function() {
      el_1.textContent = "".concat(toggle_1 ? toggle_1-- : toggle_1++);
    };
  }
  callbacks.push(callback);
  trigger();
};
export {
  queueMicroTask
};
