sglang_v0.5.2/flashinfer_0.3.1/include/flashinfer/exception.h

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1.9 KiB
C++

/*
* Copyright (c) 2024 by FlashInfer team.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FLASHINFER_EXCEPTION_H_
#define FLASHINFER_EXCEPTION_H_
#include <exception>
#include <sstream>
#define FLASHINFER_ERROR(message) throw flashinfer::Error(__FUNCTION__, __FILE__, __LINE__, message)
template <typename T>
void write_to_stream(std::ostringstream& oss, T&& val) {
oss << std::forward<T>(val);
}
template <typename T, typename... Args>
void write_to_stream(std::ostringstream& oss, T&& val, Args&&... args) {
oss << std::forward<T>(val) << " ";
write_to_stream(oss, std::forward<Args>(args)...);
}
#define FLASHINFER_CHECK(condition, ...) \
if (!(condition)) { \
std::ostringstream oss; \
write_to_stream(oss, __VA_ARGS__); \
std::cerr << oss.str() << std::endl; \
FLASHINFER_ERROR(oss.str()); \
}
namespace flashinfer {
class Error : public std::exception {
private:
std::string message_;
public:
Error(const std::string& func, const std::string& file, int line, const std::string& message) {
std::ostringstream oss;
oss << "Error in function '" << func << "' "
<< "at " << file << ":" << line << ": " << message;
message_ = oss.str();
}
virtual const char* what() const noexcept override { return message_.c_str(); }
};
} // namespace flashinfer
#endif // FLASHINFER_EXCEPTION_H_