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LibJS+LibWeb: Another round of bringing module loading closer to spec

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In particular, this patch focuses on:
- Updating the old "import assertions" to the new "import attributes"
- Allowing realms as module import referrer
This commit is contained in:
Andreas Kling 2023-12-02 16:20:01 +01:00
parent 82977ab44b
commit 07f567cd9f
14 changed files with 244 additions and 178 deletions
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19
Userland/Libraries/LibJS/Runtime/VM.h
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@ -18,6 +18,7 @@
#include <LibJS/CyclicModule.h>
#include <LibJS/Heap/Heap.h>
#include <LibJS/Heap/MarkedVector.h>
#include <LibJS/ModuleLoading.h>
#include <LibJS/Runtime/CommonPropertyNames.h>
#include <LibJS/Runtime/Completion.h>
#include <LibJS/Runtime/Error.h>
@ -230,14 +231,14 @@ public:
// 16.2.1.8 HostLoadImportedModule ( referrer, moduleRequest, hostDefined, payload ), https://tc39.es/proposal-import-attributes/#sec-HostLoadImportedModule
Function<void(Realm&, Variant<NonnullGCPtr<Script>, NonnullGCPtr<CyclicModule>>, ModuleRequest const&, GCPtr<GraphLoadingState::HostDefined>, GraphLoadingState&)> host_load_imported_module;
Function<ThrowCompletionOr<NonnullGCPtr<Module>>(ScriptOrModule, ModuleRequest const&)> host_resolve_imported_module;
Function<ThrowCompletionOr<void>(ScriptOrModule, ModuleRequest, PromiseCapability const&)> host_import_module_dynamically;
Function<void(ScriptOrModule, ModuleRequest const&, PromiseCapability const&, Promise*)> host_finish_dynamic_import;
Function<ThrowCompletionOr<NonnullGCPtr<Module>>(ImportedModuleReferrer, ModuleRequest const&)> host_resolve_imported_module;
Function<ThrowCompletionOr<void>(ImportedModuleReferrer, ModuleRequest, PromiseCapability const&)> host_import_module_dynamically;
Function<void(ImportedModuleReferrer, ModuleRequest const&, PromiseCapability const&, Promise*)> host_finish_dynamic_import;
Function<HashMap<PropertyKey, Value>(SourceTextModule&)> host_get_import_meta_properties;
Function<void(Object*, SourceTextModule const&)> host_finalize_import_meta;
Function<Vector<DeprecatedString>()> host_get_supported_import_assertions;
Function<Vector<DeprecatedString>()> host_get_supported_import_attributes;
void enable_default_host_import_module_dynamically_hook();
@ -270,11 +271,11 @@ private:
ThrowCompletionOr<void> property_binding_initialization(BindingPattern const& binding, Value value, Environment* environment);
ThrowCompletionOr<void> iterator_binding_initialization(BindingPattern const& binding, IteratorRecord& iterator_record, Environment* environment);
ThrowCompletionOr<NonnullGCPtr<Module>> resolve_imported_module(ScriptOrModule referencing_script_or_module, ModuleRequest const& module_request);
ThrowCompletionOr<NonnullGCPtr<Module>> resolve_imported_module(ImportedModuleReferrer, ModuleRequest const& module_request);
ThrowCompletionOr<void> link_and_eval_module(Module& module);
ThrowCompletionOr<void> import_module_dynamically(ScriptOrModule referencing_script_or_module, ModuleRequest module_request, PromiseCapability const& promise_capability);
void finish_dynamic_import(ScriptOrModule referencing_script_or_module, ModuleRequest module_request, PromiseCapability const& promise_capability, Promise* inner_promise);
ThrowCompletionOr<void> import_module_dynamically(ImportedModuleReferrer, ModuleRequest module_request, PromiseCapability const& promise_capability);
void finish_dynamic_import(ImportedModuleReferrer, ModuleRequest module_request, PromiseCapability const& promise_capability, Promise* inner_promise);
void set_well_known_symbols(WellKnownSymbols well_known_symbols) { m_well_known_symbols = move(well_known_symbols); }
@ -303,14 +304,14 @@ private:
ErrorMessages m_error_messages;
struct StoredModule {
ScriptOrModule referencing_script_or_module;
ImportedModuleReferrer referrer;
DeprecatedString filename;
DeprecatedString type;
Handle<Module> module;
bool has_once_started_linking { false };
};
StoredModule* get_stored_module(ScriptOrModule const& script_or_module, DeprecatedString const& filename, DeprecatedString const& type);
StoredModule* get_stored_module(ImportedModuleReferrer const& script_or_module, DeprecatedString const& filename, DeprecatedString const& type);
Vector<StoredModule> m_loaded_modules;