Index: third_party/WebKit/Source/core/dom/Modulator.h |
diff --git a/third_party/WebKit/Source/core/dom/Modulator.h b/third_party/WebKit/Source/core/dom/Modulator.h |
index 6f923196ec8333e0e90fe4fddcd3d2ff2b5dd196..393d25578540187f9140b21e28b4067e116a18f0 100644 |
--- a/third_party/WebKit/Source/core/dom/Modulator.h |
+++ b/third_party/WebKit/Source/core/dom/Modulator.h |
@@ -12,6 +12,23 @@ |
namespace blink { |
class LocalFrame; |
+class ModuleScript; |
+class ModuleScriptFetchRequest; |
+class ModuleScriptLoaderClient; |
+class ScriptModuleResolver; |
+class WebTaskRunner; |
+ |
+// A SingleModuleClient is notified when single module script node (node as in a |
+// module tree graph) load is complete and its corresponding entry is created in |
+// module map. |
+class SingleModuleClient : public GarbageCollectedMixin { |
+ public: |
+ virtual void notifyModuleLoadFinished(ModuleScript*) = 0; |
+}; |
+ |
+// spec: "top-level module fetch flag" |
+// https://html.spec.whatwg.org/multipage/webappapis.html#fetching-scripts-is-top-level |
+enum class ModuleGraphLevel { TopLevelModuleFetch, DependentModuleFetch }; |
// A Modulator is an interface for "environment settings object" concept for |
// module scripts. |
@@ -22,9 +39,23 @@ class CORE_EXPORT Modulator : public GarbageCollectedMixin { |
public: |
static Modulator* from(LocalFrame*); |
+ virtual ScriptModuleResolver* scriptModuleResolver() = 0; |
+ virtual WebTaskRunner* taskRunner() = 0; |
+ |
// https://html.spec.whatwg.org/#resolve-a-module-specifier |
static KURL resolveModuleSpecifier(const String& moduleRequest, |
const KURL& baseURL); |
+ |
+ private: |
+ friend class ModuleMap; |
+ |
+ // Fetches a single module script. |
+ // This is triggered from fetchSingle() implementation (which is in ModuleMap) |
+ // if the cached entry doesn't exist. |
+ // The client can be notified either synchronously or asynchronously. |
+ virtual void fetchNewSingleModule(const ModuleScriptFetchRequest&, |
+ ModuleGraphLevel, |
+ ModuleScriptLoaderClient*) = 0; |
}; |
} // namespace blink |