Update Files

v8/include/v8-extension.h

@@ -0,0 +1,62 @@
+// Copyright 2021 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 INCLUDE_V8_EXTENSION_H_
+#define INCLUDE_V8_EXTENSION_H_
+
+#include <memory>
+
+#include "v8-local-handle.h"  // NOLINT(build/include_directory)
+#include "v8-primitive.h"     // NOLINT(build/include_directory)
+#include "v8config.h"         // NOLINT(build/include_directory)
+
+namespace v8 {
+
+class FunctionTemplate;
+
+// --- Extensions ---
+
+/**
+ * Ignore
+ */
+class V8_EXPORT Extension {
+ public:
+  // Note that the strings passed into this constructor must live as long
+  // as the Extension itself.
+  Extension(const char* name, const char* source = nullptr, int dep_count = 0,
+            const char** deps = nullptr, int source_length = -1);
+  virtual ~Extension() { delete source_; }
+  virtual Local<FunctionTemplate> GetNativeFunctionTemplate(
+      Isolate* isolate, Local<String> name) {
+    return Local<FunctionTemplate>();
+  }
+
+  const char* name() const { return name_; }
+  size_t source_length() const { return source_length_; }
+  const String::ExternalOneByteStringResource* source() const {
+    return source_;
+  }
+  int dependency_count() const { return dep_count_; }
+  const char** dependencies() const { return deps_; }
+  void set_auto_enable(bool value) { auto_enable_ = value; }
+  bool auto_enable() { return auto_enable_; }
+
+  // Disallow copying and assigning.
+  Extension(const Extension&) = delete;
+  void operator=(const Extension&) = delete;
+
+ private:
+  const char* name_;
+  size_t source_length_;  // expected to initialize before source_
+  String::ExternalOneByteStringResource* source_;
+  int dep_count_;
+  const char** deps_;
+  bool auto_enable_;
+};
+
+void V8_EXPORT RegisterExtension(std::unique_ptr<Extension>);
+
+}  // namespace v8
+
+#endif  // INCLUDE_V8_EXTENSION_H_