servo/components/script/dom/raredata.rs
Tim van der Lippe a24fce3ae7
Implement inner slot for cryptographic nonce (#36965)
Also update the `html/dom/reflection-metadata.html` test
to handle the case where `nonce` does not reflect back
to the attribute after an IDL change.

Part of https://github.com/servo/servo/issues/4577
Fixes https://github.com/web-platform-tests/wpt/issues/43286

Signed-off-by: Tim van der Lippe <tvanderlippe@gmail.com>
2025-05-14 10:21:21 +00:00

79 lines
3.5 KiB
Rust

/* 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 https://mozilla.org/MPL/2.0/. */
use std::rc::Rc;
use euclid::default::Rect;
use stylo_atoms::Atom;
use crate::dom::bindings::root::{Dom, MutNullableDom};
use crate::dom::customelementregistry::{
CustomElementDefinition, CustomElementReaction, CustomElementState,
};
use crate::dom::elementinternals::ElementInternals;
use crate::dom::htmlslotelement::SlottableData;
use crate::dom::intersectionobserver::IntersectionObserverRegistration;
use crate::dom::mutationobserver::RegisteredObserver;
use crate::dom::node::UniqueId;
use crate::dom::nodelist::NodeList;
use crate::dom::range::WeakRangeVec;
use crate::dom::shadowroot::ShadowRoot;
use crate::dom::window::LayoutValue;
//XXX(ferjm) Ideally merge NodeRareData and ElementRareData so they share
// storage.
#[derive(Default, JSTraceable, MallocSizeOf)]
#[cfg_attr(crown, crown::unrooted_must_root_lint::must_root)]
pub(crate) struct NodeRareData {
/// The shadow root the node belongs to.
/// This is None if the node is not in a shadow tree or
/// if it is a ShadowRoot.
pub(crate) containing_shadow_root: Option<Dom<ShadowRoot>>,
/// Registered observers for this node.
pub(crate) mutation_observers: Vec<RegisteredObserver>,
/// Lazily-generated Unique Id for this node.
pub(crate) unique_id: Option<UniqueId>,
pub(crate) slottable_data: SlottableData,
/// A vector of weak references to Range instances of which the start
/// or end containers are this node. No range should ever be found
/// twice in this vector, even if both the start and end containers
/// are this node.
pub(crate) ranges: WeakRangeVec,
/// The live list of children return by .childNodes.
pub(crate) child_list: MutNullableDom<NodeList>,
}
#[derive(Default, JSTraceable, MallocSizeOf)]
#[cfg_attr(crown, crown::unrooted_must_root_lint::must_root)]
pub(crate) struct ElementRareData {
/// <https://dom.spec.whatwg.org/#dom-element-shadowroot>
/// The ShadowRoot this element is host of.
pub(crate) shadow_root: Option<Dom<ShadowRoot>>,
/// <https://html.spec.whatwg.org/multipage/#custom-element-reaction-queue>
pub(crate) custom_element_reaction_queue: Vec<CustomElementReaction>,
/// <https://dom.spec.whatwg.org/#concept-element-custom-element-definition>
#[ignore_malloc_size_of = "Rc"]
pub(crate) custom_element_definition: Option<Rc<CustomElementDefinition>>,
/// <https://dom.spec.whatwg.org/#concept-element-custom-element-state>
pub(crate) custom_element_state: CustomElementState,
/// The "name" content attribute; not used as frequently as id, but used
/// in named getter loops so it's worth looking up quickly when present
#[no_trace]
pub(crate) name_attribute: Option<Atom>,
/// The client rect reported by layout.
#[no_trace]
pub(crate) client_rect: Option<LayoutValue<Rect<i32>>>,
/// <https://html.spec.whatwg.org/multipage#elementinternals>
pub(crate) element_internals: Option<Dom<ElementInternals>>,
/// <https://w3c.github.io/IntersectionObserver/#element-private-slots>
/// > Element objects have an internal [[RegisteredIntersectionObservers]] slot,
/// > which is initialized to an empty list. This list holds IntersectionObserverRegistration records, which have:
pub(crate) registered_intersection_observers: Vec<IntersectionObserverRegistration>,
pub(crate) cryptographic_nonce: String,
}