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