ladybird/Libraries/LibWeb/HTML/Scripting/Agent.cpp
Shannon Booth 64eeda6450 LibWeb: Return a representation of an 'Agent' in 'relevant agent'
This makes it more convenient to use the 'relvant agent' concept,
instead of the awkward dynamic casts we needed to do for every call
site.

mutation_observers is also changed to hold a GC::Root instead of raw
GC::Ptr. Somehow this was not causing problems before, but trips up CI
after these changes.
2025-01-11 10:39:48 -05:00

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/*
* Copyright (c) 2025, Shannon Booth <shannon@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/HTML/Scripting/Agent.h>
#include <LibWeb/HTML/Scripting/Environments.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/webappapis.html#relevant-agent
Agent& relevant_agent(JS::Object const& object)
{
// The relevant agent for a platform object platformObject is platformObject's relevant Realm's agent.
// Spec Note: This pointer is not yet defined in the JavaScript specification; see tc39/ecma262#1357.
return verify_cast<Bindings::WebEngineCustomData>(relevant_realm(object).vm().custom_data())->agent;
}
}