52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <folly/ExceptionString.h>
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#include <utility>
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#include <folly/Demangle.h>
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#include <folly/lang/Exception.h>
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#include <folly/lang/TypeInfo.h>
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namespace folly {
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namespace {
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fbstring exception_string_type(std::type_info const* ti) {
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return ti ? demangle(*ti) : "<unknown exception>";
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}
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} // namespace
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/**
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* Debug string for an exception: include type and what(), if
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* defined.
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*/
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fbstring exceptionStr(std::exception const& e) {
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auto prefix = exception_string_type(folly::type_info_of(e));
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return std::move(prefix) + ": " + e.what();
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}
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fbstring exceptionStr(std::exception_ptr const& ep) {
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if (auto ex = exception_ptr_get_object<std::exception>(ep)) {
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return exceptionStr(*ex);
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}
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return exception_string_type(exception_ptr_get_type(ep));
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}
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} // namespace folly
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