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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_RENDERER_EXTENSION_JS_RUNNER_H_
#define EXTENSIONS_RENDERER_EXTENSION_JS_RUNNER_H_
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "extensions/renderer/bindings/js_runner.h"
#include "v8/include/v8-forward.h"
namespace extensions {
class ScriptContext;
// Implementation of a JSRunner that handles possible JS suspension.
class ExtensionJSRunner : public JSRunner {
public:
explicit ExtensionJSRunner(ScriptContext* script_context);
ExtensionJSRunner(const ExtensionJSRunner&) = delete;
ExtensionJSRunner& operator=(const ExtensionJSRunner&) = delete;
~ExtensionJSRunner() override;
// JSRunner:
void RunJSFunction(v8::Local<v8::Function> function,
v8::Local<v8::Context> context,
base::span<v8::Local<v8::Value>> args,
ResultCallback callback) override;
v8::MaybeLocal<v8::Value> RunJSFunctionSync(
v8::Local<v8::Function> function,
v8::Local<v8::Context> context,
base::span<v8::Local<v8::Value>> args) override;
private:
// Called with the result of executing the JS function.
void OnFunctionComplete(ResultCallback,
std::optional<base::Value> value,
base::TimeTicks start_time);
// The associated ScriptContext. Guaranteed to outlive this object.
const raw_ptr<ScriptContext, DanglingUntriaged> script_context_;
base::WeakPtrFactory<ExtensionJSRunner> weak_factory_{this};
};
} // namespace extensions
#endif // EXTENSIONS_RENDERER_EXTENSION_JS_RUNNER_H_
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