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| //===- BinaryStreamError.cpp - Error extensions for streams -----*- 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
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/BinaryStreamError.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
char BinaryStreamError::ID = 0;
BinaryStreamError::BinaryStreamError(stream_error_code C)
: BinaryStreamError(C, "") {}
BinaryStreamError::BinaryStreamError(StringRef Context)
: BinaryStreamError(stream_error_code::unspecified, Context) {}
BinaryStreamError::BinaryStreamError(stream_error_code C, StringRef Context)
: Code(C) {
ErrMsg = "Stream Error: ";
switch (C) {
case stream_error_code::unspecified:
ErrMsg += "An unspecified error has occurred.";
break;
case stream_error_code::stream_too_short:
ErrMsg += "The stream is too short to perform the requested operation.";
break;
case stream_error_code::invalid_array_size:
ErrMsg += "The buffer size is not a multiple of the array element size.";
break;
case stream_error_code::invalid_offset:
ErrMsg += "The specified offset is invalid for the current stream.";
break;
case stream_error_code::filesystem_error:
ErrMsg += "An I/O error occurred on the file system.";
break;
}
if (!Context.empty()) {
ErrMsg += " ";
ErrMsg += Context;
}
}
void BinaryStreamError::log(raw_ostream &OS) const { OS << ErrMsg; }
StringRef BinaryStreamError::getErrorMessage() const { return ErrMsg; }
std::error_code BinaryStreamError::convertToErrorCode() const {
return inconvertibleErrorCode();
}
|