llvm-project/llvm/lib/Support/Error.cpp

48 lines
1.3 KiB
C++

//===----- lib/Support/Error.cpp - Error and associated utilities ---------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
using namespace llvm;
namespace {
enum class ErrorErrorCode {
MultipleErrors
};
class ErrorErrorCategory : public std::error_category {
public:
const char *name() const LLVM_NOEXCEPT override { return "Error"; }
std::string message(int condition) const override {
switch (static_cast<ErrorErrorCode>(condition)) {
case ErrorErrorCode::MultipleErrors:
return "Multiple errors";
};
llvm_unreachable("Unhandled error code");
}
};
}
void ErrorInfoBase::anchor() {}
char ErrorInfoBase::ID = 0;
char ErrorList::ID = 0;
char ECError::ID = 0;
static ManagedStatic<ErrorErrorCategory> ErrorErrorCat;
std::error_code ErrorList::convertToErrorCode() const {
return std::error_code(static_cast<int>(ErrorErrorCode::MultipleErrors),
*ErrorErrorCat);
}