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LibJS: Support LoadRequestedModule AO on SyntheticModule records

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This allows test-js to run all the module tests in the new world.
This commit is contained in:
Andreas Kling 2023-12-03 11:25:12 +01:00
parent 4b1053e327
commit fc31a0d506
5 changed files with 47 additions and 34 deletions
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32
Userland/Libraries/LibJS/Module.h
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@ -56,6 +56,36 @@ struct ResolvedBinding {
}
};
// https://tc39.es/ecma262/#graphloadingstate-record
struct GraphLoadingState : public Cell {
JS_CELL(GraphLoadingState, Cell);
public:
struct HostDefined : Cell {
JS_CELL(HostDefined, Cell);
public:
virtual ~HostDefined() = default;
};
GCPtr<PromiseCapability> promise_capability; // [[PromiseCapability]]
bool is_loading { false }; // [[IsLoading]]
size_t pending_module_count { 0 }; // [[PendingModulesCount]]
HashTable<CyclicModule*> visited; // [[Visited]]
GCPtr<HostDefined> host_defined; // [[HostDefined]]
private:
GraphLoadingState(GCPtr<PromiseCapability> promise_capability, bool is_loading, size_t pending_module_count, HashTable<CyclicModule*> visited, GCPtr<HostDefined> host_defined)
: promise_capability(move(promise_capability))
, is_loading(is_loading)
, pending_module_count(pending_module_count)
, visited(move(visited))
, host_defined(move(host_defined))
{
}
virtual void visit_edges(Cell::Visitor&) override;
};
// 16.2.1.4 Abstract Module Records, https://tc39.es/ecma262/#sec-abstract-module-records
class Module : public Cell {
JS_CELL(Module, Cell);
@ -84,6 +114,8 @@ public:
virtual ThrowCompletionOr<u32> inner_module_linking(VM& vm, Vector<Module*>& stack, u32 index);
virtual ThrowCompletionOr<u32> inner_module_evaluation(VM& vm, Vector<Module*>& stack, u32 index);
virtual PromiseCapability& load_requested_modules(GCPtr<GraphLoadingState::HostDefined>) = 0;
protected:
Module(Realm&, DeprecatedString filename, Script::HostDefined* host_defined = nullptr);