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//===-- Error.cpp - Error handling ----------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Types for returning recoverable errors.
///
//===----------------------------------------------------------------------===//
#include "streamexecutor/Utils/Error.h"
#include "llvm/ADT/StringRef.h"
namespace {
// An error with a string message describing the cause.
class StreamExecutorError : public llvm::ErrorInfo<StreamExecutorError> {
public:
StreamExecutorError(llvm::StringRef Message) : Message(Message.str()) {}
void log(llvm::raw_ostream &OS) const override { OS << Message; }
std::error_code convertToErrorCode() const override {
llvm_unreachable(
"StreamExecutorError does not support conversion to std::error_code");
}
std::string getErrorMessage() const { return Message; }
static char ID;
private:
std::string Message;
};
char StreamExecutorError::ID = 0;
} // namespace
namespace streamexecutor {
Error make_error(Twine Message) {
return llvm::make_error<StreamExecutorError>(Message.str());
}
std::string consumeAndGetMessage(Error &&E) {
if (!E) {
return "success";
}
std::string Message;
llvm::handleAllErrors(std::move(E),
[&Message](const StreamExecutorError &SEE) {
Message = SEE.getErrorMessage();
});
return Message;
}
} // namespace streamexecutor
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