How to use @glimmer/node - 6 common examples

'can instantiate NodeDOMTreeConstruction without a document'() {
    // this emulates what happens in Ember when using `App.visit('/', { shouldRender: false });`

    let helper = new NodeDOMTreeConstruction(null as any);

    this.assert.ok(!!helper, 'helper was instantiated without errors');
  }
}

constructor(options) {
    super({
      appendOperations: new NodeDOMTreeConstruction(options.document),
      updateOperations: undefined, // SSR does not have updateOperations
    });

    setOwner(this, getOwner(options));
  }

getElementBuilder(env: Environment, cursor: Cursor): ElementBuilder {
    if (cursor.element instanceof Node) {
      return debugRehydration(env, cursor);
    }

    return serializeBuilder(env, cursor);
  }

getElementBuilder(env: Environment, cursor: Cursor) {
    return serializeBuilder(env, cursor);
  }
}

function testOptions(options: NodeEnvironmentOptions) {
  let document = options.document;
  let appendOperations: Maybe = options && options.appendOperations;
  let updateOperations: Maybe = options && options.updateOperations;

  if (!appendOperations) {
    appendOperations = new NodeDOMTreeConstruction(document);
  }

  if (!updateOperations) {
    updateOperations = new DOMChanges(document as HTMLDocument);
  }

  return { appendOperations, updateOperations, document };

}

getBuilder(env: Environment): ElementBuilder {
    return serializeBuilder(env, this.cursor);
  }
}