text: import _class_call_check from "@swc/helpers/lib/_class_call_check.js";
  import _to_consumable_array from "@swc/helpers/lib/_to_consumable_array.js";
  //@target: ES6
  var SymbolIterator = /*#__PURE__*/ function() {
      "use strict";
      function SymbolIterator() {
          _class_call_check(this, SymbolIterator);
      }
      var _proto = SymbolIterator.prototype;
      _proto.next = function next() {
          return {
              value: Symbol(),
              done: false
          };
      };
      _proto[Symbol.iterator] = function() {
          return this;
      };
      return SymbolIterator;
  }();
  var array = [
      0,
      1
  ];
  array.concat(_to_consumable_array(new SymbolIterator));
  