| // Copyright 2017 The Chromium 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 "third_party/blink/renderer/core/script/worker_modulator_impl.h" |
| |
| #include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h" |
| #include "third_party/blink/renderer/core/loader/modulescript/document_module_script_fetcher.h" |
| #include "third_party/blink/renderer/core/loader/modulescript/installed_service_worker_module_script_fetcher.h" |
| #include "third_party/blink/renderer/core/loader/modulescript/worker_module_script_fetcher.h" |
| #include "third_party/blink/renderer/core/workers/worker_global_scope.h" |
| #include "third_party/blink/renderer/platform/bindings/v8_throw_exception.h" |
| #include "third_party/blink/renderer/platform/runtime_enabled_features.h" |
| |
| namespace blink { |
| |
| ModulatorImplBase* WorkerModulatorImpl::Create(ScriptState* script_state) { |
| return new WorkerModulatorImpl(script_state); |
| } |
| |
| WorkerModulatorImpl::WorkerModulatorImpl(ScriptState* script_state) |
| : ModulatorImplBase(script_state) {} |
| |
| ModuleScriptFetcher* WorkerModulatorImpl::CreateModuleScriptFetcher( |
| ModuleScriptCustomFetchType custom_fetch_type) { |
| auto* global_scope = To<WorkerGlobalScope>(GetExecutionContext()); |
| switch (custom_fetch_type) { |
| case ModuleScriptCustomFetchType::kNone: |
| return MakeGarbageCollected<DocumentModuleScriptFetcher>( |
| global_scope->EnsureFetcher()); |
| case ModuleScriptCustomFetchType::kWorkerConstructor: |
| return new WorkerModuleScriptFetcher(global_scope); |
| case ModuleScriptCustomFetchType::kWorkletAddModule: |
| break; |
| case ModuleScriptCustomFetchType::kInstalledServiceWorker: |
| return new InstalledServiceWorkerModuleScriptFetcher(global_scope); |
| } |
| NOTREACHED(); |
| return nullptr; |
| } |
| |
| bool WorkerModulatorImpl::IsDynamicImportForbidden(String* reason) { |
| // TODO(nhiroki): Remove this flag check once module loading for |
| // DedicatedWorker is enabled by default (https://crbug.com/680046). |
| if (GetExecutionContext()->IsDedicatedWorkerGlobalScope() && |
| RuntimeEnabledFeatures::ModuleDedicatedWorkerEnabled()) { |
| return false; |
| } |
| |
| // TODO(nhiroki): Support module loading for SharedWorker and Service Worker. |
| // (https://crbug.com/680046) |
| *reason = |
| "Module scripts are not supported on WorkerGlobalScope yet (see " |
| "https://crbug.com/680046)."; |
| return true; |
| } |
| |
| } // namespace blink |