| // Copyright 2019 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_ERRORSCOPE_H_ |
| #define SRC_DAWN_NATIVE_ERRORSCOPE_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "dawn/native/dawn_platform.h" |
| |
| namespace dawn::native { |
| |
| class ErrorScope { |
| public: |
| wgpu::ErrorType GetErrorType() const; |
| const std::string& GetErrorMessage() const; |
| |
| private: |
| friend class ErrorScopeStack; |
| explicit ErrorScope(wgpu::ErrorFilter errorFilter); |
| |
| wgpu::ErrorType mMatchedErrorType; |
| wgpu::ErrorType mCapturedError = wgpu::ErrorType::NoError; |
| std::string mErrorMessage = ""; |
| }; |
| |
| class ErrorScopeStack { |
| public: |
| ErrorScopeStack(); |
| ~ErrorScopeStack(); |
| |
| void Push(wgpu::ErrorFilter errorFilter); |
| ErrorScope Pop(); |
| |
| bool Empty() const; |
| |
| // Pass an error to the scopes in the stack. Returns true if one of the scopes |
| // captured the error. Returns false if the error should be forwarded to the |
| // uncaptured error callback. |
| bool HandleError(wgpu::ErrorType type, const char* message); |
| |
| private: |
| std::vector<ErrorScope> mScopes; |
| }; |
| |
| } // namespace dawn::native |
| |
| #endif // SRC_DAWN_NATIVE_ERRORSCOPE_H_ |