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+//===- Error.cpp - system_error extensions for llvm-vtabledump --*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This defines a new error_category for the llvm-vtabledump tool.
+//
+//===----------------------------------------------------------------------===//
+
+#include "Error.h"
+#include "llvm/Support/ErrorHandling.h"
+
+using namespace llvm;
+
+namespace {
+class vtabledump_error_category : public std::error_category {
+public:
+ const char *name() const LLVM_NOEXCEPT override { return "llvm.vtabledump"; }
+ std::string message(int ev) const override {
+ switch (static_cast<vtabledump_error>(ev)) {
+ case vtabledump_error::success:
+ return "Success";
+ case vtabledump_error::file_not_found:
+ return "No such file.";
+ case vtabledump_error::unrecognized_file_format:
+ return "Unrecognized file type.";
+ }
+ llvm_unreachable(
+ "An enumerator of vtabledump_error does not have a message defined.");
+ }
+};
+} // namespace
+
+namespace llvm {
+const std::error_category &vtabledump_category() {
+ static vtabledump_error_category o;
+ return o;
+}
+} // namespace llvm