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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at
* The origin of this IDL file is
interface ElementInternals {
// Shadow root access
readonly attribute ShadowRoot? shadowRoot;
// Form-associated custom elements
void setFormValue((File or USVString or FormData)? value,
optional (File or USVString or FormData)? state);
readonly attribute HTMLFormElement? form;
void setValidity(optional ValidityStateFlags flags = {},
optional DOMString message,
optional HTMLElement anchor);
readonly attribute boolean willValidate;
readonly attribute ValidityState validity;
readonly attribute DOMString validationMessage;
boolean checkValidity();
boolean reportValidity();
readonly attribute NodeList labels;
partial interface ElementInternals {
[ChromeOnly, Throws]
readonly attribute HTMLElement? validationAnchor;
dictionary ValidityStateFlags {
boolean valueMissing = false;
boolean typeMismatch = false;
boolean patternMismatch = false;
boolean tooLong = false;
boolean tooShort = false;
boolean rangeUnderflow = false;
boolean rangeOverflow = false;
boolean stepMismatch = false;
boolean badInput = false;
boolean customError = false;