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91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
/*
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* Copyright (c) 2022-2023, networkException <networkexception@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Heap/Cell.h>
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#include <LibJS/Heap/HeapFunction.h>
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#include <LibURL/URL.h>
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#include <LibWeb/HTML/Scripting/ModuleScript.h>
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namespace Web::HTML {
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class ModuleLocationTuple {
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public:
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ModuleLocationTuple(URL::URL url, ByteString type)
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: m_url(move(url))
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, m_type(move(type))
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{
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}
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URL::URL const& url() const { return m_url; }
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ByteString const& type() const { return m_type; }
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bool operator==(ModuleLocationTuple const& other) const
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{
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return other.url() == m_url && other.type() == m_type;
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}
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private:
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URL::URL m_url;
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ByteString m_type;
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};
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// https://html.spec.whatwg.org/multipage/webappapis.html#module-map
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class ModuleMap final : public JS::Cell {
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JS_CELL(ModuleMap, JS::Cell);
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JS_DECLARE_ALLOCATOR(ModuleMap);
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public:
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ModuleMap() = default;
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~ModuleMap() = default;
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enum class EntryType {
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Fetching,
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Failed,
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ModuleScript
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};
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struct Entry {
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EntryType type;
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JS::GCPtr<JavaScriptModuleScript> module_script;
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};
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using CallbackFunction = JS::NonnullGCPtr<JS::HeapFunction<void(Entry)>>;
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bool is_fetching(URL::URL const& url, ByteString const& type) const;
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bool is_failed(URL::URL const& url, ByteString const& type) const;
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bool is(URL::URL const& url, ByteString const& type, EntryType) const;
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Optional<Entry> get(URL::URL const& url, ByteString const& type) const;
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AK::HashSetResult set(URL::URL const& url, ByteString const& type, Entry);
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void wait_for_change(JS::Heap&, URL::URL const& url, ByteString const& type, Function<void(Entry)> callback);
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private:
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virtual void visit_edges(JS::Cell::Visitor&) override;
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HashMap<ModuleLocationTuple, Entry> m_values;
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HashMap<ModuleLocationTuple, Vector<CallbackFunction>> m_callbacks;
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bool m_firing_callbacks { false };
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};
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}
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namespace AK {
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template<>
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struct Traits<Web::HTML::ModuleLocationTuple> : public DefaultTraits<Web::HTML::ModuleLocationTuple> {
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static unsigned hash(Web::HTML::ModuleLocationTuple const& tuple)
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{
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return pair_int_hash(tuple.url().to_byte_string().hash(), tuple.type().hash());
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}
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};
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}
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