| // 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. |
| |
| #ifndef EXTENSIONS_RENDERER_API_LAST_ERROR_H_ |
| #define EXTENSIONS_RENDERER_API_LAST_ERROR_H_ |
| |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "v8/include/v8.h" |
| |
| namespace extensions { |
| |
| // Handles creating and clearing a 'lastError' property to hold the last error |
| // set by an extension API function. |
| class APILastError { |
| public: |
| // Returns the object the 'lastError' property should be exposed on for the |
| // given context. |
| using GetParent = |
| base::Callback<v8::Local<v8::Object>(v8::Local<v8::Context>)>; |
| |
| explicit APILastError(const GetParent& get_parent); |
| APILastError(APILastError&& other); |
| ~APILastError(); |
| |
| // Sets the last error for the given |context| to |error|. |
| void SetError(v8::Local<v8::Context> context, const std::string& error); |
| |
| // Clears the last error in the given |context|. If |report_if_unchecked| is |
| // true and the developer didn't check the error, this throws an exception. |
| void ClearError(v8::Local<v8::Context> context, bool report_if_unchecked); |
| |
| private: |
| GetParent get_parent_; |
| |
| DISALLOW_COPY_AND_ASSIGN(APILastError); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_RENDERER_API_LAST_ERROR_H_ |