chromium/third_party/blink/renderer/core/dom/attribute_part.idl

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://crbug.com/1453291
// https://github.com/WICG/webcomponents/blob/gh-pages/proposals/DOM-Parts.md

[RuntimeEnabled=DOMPartsAPI,Exposed=Window]
interface AttributePart : NodePart {
  [RaisesException] constructor(PartRoot root, Element element, DOMString localName, optional PartInit init = {});
  // For now, HTML only, don't deal with prefix or namespaceURI.
  readonly attribute DOMString localName;
};