| // Copyright 2019 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_OBJECTS_SYNTHETIC_MODULE_H_ |
| #define V8_OBJECTS_SYNTHETIC_MODULE_H_ |
| |
| #include "src/objects/module.h" |
| |
| // Has to be the last include (doesn't have include guards): |
| #include "src/objects/object-macros.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // The runtime representation of a Synthetic Module Record, a module that can be |
| // instantiated by an embedder with embedder-defined exports and evaluation |
| // steps. |
| // https://heycam.github.io/webidl/#synthetic-module-records |
| class SyntheticModule : public Module { |
| public: |
| NEVER_READ_ONLY_SPACE |
| DECL_CAST(SyntheticModule) |
| DECL_VERIFIER(SyntheticModule) |
| DECL_PRINTER(SyntheticModule) |
| |
| // The list of all names exported by this module |
| DECL_ACCESSORS(name, String) |
| DECL_ACCESSORS(export_names, FixedArray) |
| DECL_ACCESSORS(evaluation_steps, Foreign) |
| |
| static void SetExport(Isolate* isolate, Handle<SyntheticModule> module, |
| Handle<String> export_name, |
| Handle<Object> export_value); |
| |
| // Layout description. |
| DEFINE_FIELD_OFFSET_CONSTANTS(Module::kHeaderSize, |
| TORQUE_GENERATED_SYNTHETIC_MODULE_FIELDS) |
| |
| using BodyDescriptor = SubclassBodyDescriptor< |
| Module::BodyDescriptor, |
| FixedBodyDescriptor<kExportNamesOffset, kSize, kSize>>; |
| |
| private: |
| friend class Module; |
| |
| static V8_WARN_UNUSED_RESULT MaybeHandle<Cell> ResolveExport( |
| Isolate* isolate, Handle<SyntheticModule> module, |
| Handle<String> module_specifier, Handle<String> export_name, |
| MessageLocation loc, bool must_resolve); |
| |
| static V8_WARN_UNUSED_RESULT bool PrepareInstantiate( |
| Isolate* isolate, Handle<SyntheticModule> module, |
| v8::Local<v8::Context> context, v8::Module::ResolveCallback callback); |
| static V8_WARN_UNUSED_RESULT bool FinishInstantiate( |
| Isolate* isolate, Handle<SyntheticModule> module); |
| |
| static V8_WARN_UNUSED_RESULT MaybeHandle<Object> Evaluate( |
| Isolate* isolate, Handle<SyntheticModule> module); |
| |
| OBJECT_CONSTRUCTORS(SyntheticModule, Module); |
| }; |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #include "src/objects/object-macros-undef.h" |
| |
| #endif // V8_OBJECTS_SYNTHETIC_MODULE_H_ |