text: function _classPrivateFieldSet(receiver, privateMap, value) {
      if (!privateMap.has(receiver)) {
          throw new TypeError("attempted to set private field on non-instance");
      }
      var descriptor = privateMap.get(receiver);
      if (!descriptor.writable) {
          throw new TypeError("attempted to set read only private field");
      }
      descriptor.value = value;
      return value;
  }
  // @target: esnext, es2022, es2015
  let getX;
  class C {
      constructor(x){
          _x.set(this, {
              writable: true,
              value: 1
          });
          _classPrivateFieldSet(this, _x, x);
      }
  }
  var _x = new WeakMap();
  var __ = {
      writable: true,
      value: (()=>{
          // getX has privileged access to #x
          getX = (obj)=>obj.#x
          ;
      })()
  };
  