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//===- Error.cpp - system_error extensions for llvm-cxxdump -----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This defines a new error_category for the llvm-cxxdump tool.
//
//===----------------------------------------------------------------------===//
#include "Error.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
namespace {
// FIXME: This class is only here to support the transition to llvm::Error. It
// will be removed once this transition is complete. Clients should prefer to
// deal with the Error value directly, rather than converting to error_code.
class cxxdump_error_category : public std::error_category {
public:
const char *name() const noexcept override { return "llvm.cxxdump"; }
std::string message(int ev) const override {
switch (static_cast<cxxdump_error>(ev)) {
case cxxdump_error::success:
return "Success";
case cxxdump_error::file_not_found:
return "No such file.";
case cxxdump_error::unrecognized_file_format:
return "Unrecognized file type.";
}
llvm_unreachable(
"An enumerator of cxxdump_error does not have a message defined.");
}
};
} // namespace
namespace llvm {
const std::error_category &cxxdump_category() {
static cxxdump_error_category o;
return o;
}
} // namespace llvm
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