无法在@material-extended/mde中的环境上下文错误中声明访问器

npm update @material-extended/mde

{
  "compilerOptions": {
    "target": "ES6",
    "module": "commonjs",
    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true
  }
}

class MyClass {
  private _myProperty: string;

  constructor(myProperty: string) {
    this._myProperty = myProperty;
  }

  // Getter
  get myProperty(): string {
    return this._myProperty;
  }

  // Setter
  set myProperty(value: string) {
    this._myProperty = value;
  }
}

import { MDE } from '@material-extended/mde';

class MyEditor {
  private _editor: MDE;

  constructor() {
    this._editor = new MDE();
  }

  // Getter
  get editor(): MDE {
    return this._editor;
  }

  // Setter
  set editor(value: MDE) {
    this._editor = value;
  }
}

const myEditor = new MyEditor();
console.log(myEditor.editor);