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LibJS: Implement the import assertions proposal

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The hard part of parsing them in import statements and calls was already
done so this is just removing some check which threw before on
assertions. And filtering the assertions based on the result of a new
host hook.
This commit is contained in:
davidot 2022-01-27 02:44:03 +01:00 • committed by Linus Groh
parent e0e4ead2c8
commit f568939568
11 changed files with 270 additions and 83 deletions
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10
Userland/Libraries/LibJS/Runtime/VM.h
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@ -233,12 +233,14 @@ public:
ScriptOrModule get_active_script_or_module() const;
Function<ThrowCompletionOr<NonnullRefPtr<Module>>(ScriptOrModule, ModuleRequest const&)> host_resolve_imported_module;
Function<void(ScriptOrModule, ModuleRequest const&, PromiseCapability)> host_import_module_dynamically;
Function<void(ScriptOrModule, ModuleRequest, PromiseCapability)> host_import_module_dynamically;
Function<void(ScriptOrModule, ModuleRequest const&, PromiseCapability, Promise*)> host_finish_dynamic_import;
Function<HashMap<PropertyKey, Value>(SourceTextModule const&)> host_get_import_meta_properties;
Function<void(Object*, SourceTextModule const&)> host_finalize_import_meta;
Function<Vector<String>()> host_get_supported_import_assertions;
void enable_default_host_import_module_dynamically_hook();
private:
@ -247,11 +249,11 @@ private:
ThrowCompletionOr<void> property_binding_initialization(BindingPattern const& binding, Value value, Environment* environment, GlobalObject& global_object);
ThrowCompletionOr<void> iterator_binding_initialization(BindingPattern const& binding, Iterator& iterator_record, Environment* environment, GlobalObject& global_object);
ThrowCompletionOr<NonnullRefPtr<Module>> resolve_imported_module(ScriptOrModule referencing_script_or_module, ModuleRequest const& specifier);
ThrowCompletionOr<NonnullRefPtr<Module>> resolve_imported_module(ScriptOrModule referencing_script_or_module, ModuleRequest const& module_request);
ThrowCompletionOr<void> link_and_eval_module(SourceTextModule& module);
void import_module_dynamically(ScriptOrModule referencing_script_or_module, ModuleRequest const& specifier, PromiseCapability promise_capability);
void finish_dynamic_import(ScriptOrModule referencing_script_or_module, ModuleRequest const& specifier, PromiseCapability promise_capability, Promise* inner_promise);
void import_module_dynamically(ScriptOrModule referencing_script_or_module, ModuleRequest module_request, PromiseCapability promise_capability);
void finish_dynamic_import(ScriptOrModule referencing_script_or_module, ModuleRequest module_request, PromiseCapability promise_capability, Promise* inner_promise);
Exception* m_exception { nullptr };