text: 'use strict';
  const {isNotParsing} = require('./parse-from-string.js');
  
  const childNodesWM = new WeakMap;
  exports.childNodesWM = childNodesWM;
  const childrenWM = new WeakMap;
  exports.childrenWM = childrenWM;
  const querySelectorWM = new WeakMap;
  exports.querySelectorWM = querySelectorWM;
  const querySelectorAllWM = new WeakMap;
  exports.querySelectorAllWM = querySelectorAllWM;
  
  const get = (wm, self, method) => {
    if (wm.has(self))
      return wm.get(self);
    const value = method.call(self);
    wm.set(self, value);
    return value;
  };
  exports.get = get;
  
  const reset = parentNode => {
    if (isNotParsing()) {
      while (parentNode) {
        childNodesWM.delete(parentNode);
        childrenWM.delete(parentNode);
        querySelectorWM.delete(parentNode);
        querySelectorAllWM.delete(parentNode);
        parentNode = parentNode.parentNode;
      }
    }
  };
  exports.reset = reset;
  