| // Copyright 2016 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. |
| |
| #include "src/execution/arguments-inl.h" |
| #include "src/objects/js-promise.h" |
| #include "src/objects/source-text-module.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| namespace { |
| Handle<Script> GetEvalOrigin(Isolate* isolate, Tagged<Script> origin_script) { |
| DisallowGarbageCollection no_gc; |
| while (origin_script->has_eval_from_shared()) { |
| Tagged<HeapObject> maybe_script = |
| origin_script->eval_from_shared()->script(); |
| CHECK(IsScript(maybe_script)); |
| origin_script = Script::cast(maybe_script); |
| } |
| return handle(origin_script, isolate); |
| } |
| } // namespace |
| |
| RUNTIME_FUNCTION(Runtime_DynamicImportCall) { |
| HandleScope scope(isolate); |
| DCHECK_LE(2, args.length()); |
| DCHECK_GE(3, args.length()); |
| Handle<JSFunction> function = args.at<JSFunction>(0); |
| Handle<Object> specifier = args.at(1); |
| |
| MaybeHandle<Object> import_options; |
| if (args.length() == 3) { |
| import_options = args.at<Object>(2); |
| } |
| |
| Handle<Script> referrer_script = |
| GetEvalOrigin(isolate, Script::cast(function->shared()->script())); |
| RETURN_RESULT_OR_FAILURE(isolate, |
| isolate->RunHostImportModuleDynamicallyCallback( |
| referrer_script, specifier, import_options)); |
| } |
| |
| RUNTIME_FUNCTION(Runtime_GetModuleNamespace) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(1, args.length()); |
| int module_request = args.smi_value_at(0); |
| Handle<SourceTextModule> module(isolate->context()->module(), isolate); |
| return *SourceTextModule::GetModuleNamespace(isolate, module, module_request); |
| } |
| |
| RUNTIME_FUNCTION(Runtime_GetImportMetaObject) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(0, args.length()); |
| Handle<SourceTextModule> module(isolate->context()->module(), isolate); |
| RETURN_RESULT_OR_FAILURE(isolate, |
| SourceTextModule::GetImportMeta(isolate, module)); |
| } |
| |
| RUNTIME_FUNCTION(Runtime_GetModuleNamespaceExport) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(2, args.length()); |
| Handle<JSModuleNamespace> module_namespace = args.at<JSModuleNamespace>(0); |
| Handle<String> name = args.at<String>(1); |
| if (!module_namespace->HasExport(isolate, name)) { |
| THROW_NEW_ERROR_RETURN_FAILURE( |
| isolate, NewReferenceError(MessageTemplate::kNotDefined, name)); |
| } |
| RETURN_RESULT_OR_FAILURE(isolate, module_namespace->GetExport(isolate, name)); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |