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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef ModulatorImpl_h |
| 6 #define ModulatorImpl_h |
| 7 |
| 8 #include "bindings/core/v8/ScriptModule.h" |
| 9 #include "bindings/core/v8/ScriptWrappable.h" |
| 10 #include "bindings/core/v8/TraceWrapperMember.h" |
| 11 #include "bindings/core/v8/V8PerIsolateData.h" |
| 12 #include "core/dom/Modulator.h" |
| 13 #include "platform/heap/Handle.h" |
| 14 |
| 15 namespace blink { |
| 16 |
| 17 class Document; |
| 18 class ExecutionContext; |
| 19 class ModuleMap; |
| 20 class ModuleScriptLoaderRegistry; |
| 21 class ResourceFetcher; |
| 22 class ScriptState; |
| 23 class WebTaskRunner; |
| 24 |
| 25 // ModulatorImpl is the implementation of Modulator interface, which represents |
| 26 // "environment settings object" concept for module scripts. |
| 27 // ModulatorImpl serves as the backplane for tieing all ES6 module algorithm |
| 28 // components together. |
| 29 class ModulatorImpl final : public Modulator { |
| 30 public: |
| 31 static ModulatorImpl* Create(RefPtr<ScriptState>, Document&); |
| 32 |
| 33 virtual ~ModulatorImpl(); |
| 34 DECLARE_TRACE(); |
| 35 DECLARE_VIRTUAL_TRACE_WRAPPERS(); |
| 36 |
| 37 private: |
| 38 // Implements Modulator |
| 39 |
| 40 ScriptModuleResolver* GetScriptModuleResolver() override { |
| 41 return script_module_resolver_.Get(); |
| 42 } |
| 43 WebTaskRunner* TaskRunner() override { return task_runner_.Get(); } |
| 44 ReferrerPolicy GetReferrerPolicy() override; |
| 45 SecurityOrigin* GetSecurityOrigin() override; |
| 46 |
| 47 void FetchTree(const ModuleScriptFetchRequest&, ModuleTreeClient*) override; |
| 48 void FetchTreeInternal(const ModuleScriptFetchRequest&, |
| 49 const AncestorList&, |
| 50 ModuleGraphLevel, |
| 51 ModuleTreeClient*) override; |
| 52 void FetchSingle(const ModuleScriptFetchRequest&, |
| 53 ModuleGraphLevel, |
| 54 SingleModuleClient*) override; |
| 55 ModuleScript* GetFetchedModuleScript(const KURL&) override; |
| 56 void FetchNewSingleModule(const ModuleScriptFetchRequest&, |
| 57 ModuleGraphLevel, |
| 58 ModuleScriptLoaderClient*) override; |
| 59 ScriptModule CompileModule(const String& script, |
| 60 const String& url_str, |
| 61 AccessControlStatus) override; |
| 62 ScriptValue InstantiateModule(ScriptModule) override; |
| 63 Vector<String> ModuleRequestsFromScriptModule(ScriptModule) override; |
| 64 |
| 65 ModulatorImpl(RefPtr<ScriptState>, RefPtr<WebTaskRunner>, ResourceFetcher*); |
| 66 |
| 67 ExecutionContext* GetExecutionContext() const; |
| 68 |
| 69 RefPtr<ScriptState> script_state_; |
| 70 RefPtr<WebTaskRunner> task_runner_; |
| 71 Member<ResourceFetcher> fetcher_; |
| 72 TraceWrapperMember<ModuleMap> map_; |
| 73 Member<ModuleScriptLoaderRegistry> loader_registry_; |
| 74 Member<ScriptModuleResolver> script_module_resolver_; |
| 75 }; |
| 76 |
| 77 } // namespace blink |
| 78 |
| 79 #endif |
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