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LibWeb: Support generating IDL namespaces

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These are similar to prototypes and constructors in that they will now
be lazily instantiated when they are first requested.
This commit is contained in:
Timothy Flynn 2023-03-15 10:02:04 -04:00 • committed by Tim Flynn
parent 61ecdbca54
commit 020c2b59c4
5 changed files with 269 additions and 24 deletions
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20
Userland/Libraries/LibWeb/Bindings/Intrinsics.h
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@ -25,6 +25,16 @@ public:
{
}
template<typename NamespaceType>
JS::Object& ensure_web_namespace(DeprecatedString const& namespace_name)
{
if (auto it = m_namespaces.find(namespace_name); it != m_namespaces.end())
return *it->value;
create_web_namespace<NamespaceType>(*m_realm);
return *m_namespaces.find(namespace_name)->value;
}
template<typename PrototypeType>
JS::Object& ensure_web_prototype(DeprecatedString const& class_name)
{
@ -48,9 +58,13 @@ public:
private:
virtual void visit_edges(JS::Cell::Visitor&) override;
template<typename NamespaceType>
void create_web_namespace(JS::Realm& realm);
template<typename PrototypeType>
void create_web_prototype_and_constructor(JS::Realm& realm);
HashMap<DeprecatedString, JS::NonnullGCPtr<JS::Object>> m_namespaces;
HashMap<DeprecatedString, JS::NonnullGCPtr<JS::Object>> m_prototypes;
HashMap<DeprecatedString, JS::GCPtr<JS::NativeFunction>> m_constructors;
JS::NonnullGCPtr<JS::Realm> m_realm;
@ -61,6 +75,12 @@ private:
return *verify_cast<HostDefined>(realm.host_defined())->intrinsics;
}
template<typename T>
[[nodiscard]] JS::Object& ensure_web_namespace(JS::Realm& realm, DeprecatedString const& namespace_name)
{
return host_defined_intrinsics(realm).ensure_web_namespace<T>(namespace_name);
}
template<typename T>
[[nodiscard]] JS::Object& ensure_web_prototype(JS::Realm& realm, DeprecatedString const& class_name)
{