mirror of
https://github.com/ecency/ecency-mobile.git
synced 2024-12-30 00:52:42 +03:00
70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
/*
|
|
* Copyright 2016 Facebook, Inc.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <exception>
|
|
#include <string>
|
|
#include <type_traits>
|
|
|
|
#include <folly/Demangle.h>
|
|
#include <folly/FBString.h>
|
|
#include <folly/Portability.h>
|
|
|
|
namespace folly {
|
|
|
|
/**
|
|
* Debug string for an exception: include type and what(), if
|
|
* defined.
|
|
*/
|
|
inline fbstring exceptionStr(const std::exception& e) {
|
|
#ifdef FOLLY_HAS_RTTI
|
|
fbstring rv(demangle(typeid(e)));
|
|
rv += ": ";
|
|
#else
|
|
fbstring rv("Exception (no RTTI available): ");
|
|
#endif
|
|
rv += e.what();
|
|
return rv;
|
|
}
|
|
|
|
// Empirically, this indicates if the runtime supports
|
|
// std::exception_ptr, as not all (arm, for instance) do.
|
|
#if defined(__GNUC__) && defined(__GCC_ATOMIC_INT_LOCK_FREE) && \
|
|
__GCC_ATOMIC_INT_LOCK_FREE > 1
|
|
inline fbstring exceptionStr(std::exception_ptr ep) {
|
|
try {
|
|
std::rethrow_exception(ep);
|
|
} catch (const std::exception& e) {
|
|
return exceptionStr(e);
|
|
} catch (...) {
|
|
return "<unknown exception>";
|
|
}
|
|
}
|
|
#endif
|
|
|
|
template <typename E>
|
|
auto exceptionStr(const E& e) -> typename std::
|
|
enable_if<!std::is_base_of<std::exception, E>::value, fbstring>::type {
|
|
#ifdef FOLLY_HAS_RTTI
|
|
return demangle(typeid(e));
|
|
#else
|
|
return "Exception (no RTTI available)";
|
|
#endif
|
|
}
|
|
|
|
} // namespace folly
|