llvm/llvm/tools/llvm-cov/RenderingSupport.h

//===- RenderingSupport.h - output stream rendering support functions  ----===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_COV_RENDERINGSUPPORT_H
#define LLVM_COV_RENDERINGSUPPORT_H

#include "llvm/Support/raw_ostream.h"
#include <utility>

namespace llvm {

/// A helper class that resets the output stream's color if needed
/// when destroyed.
class ColoredRawOstream { … };

template <typename T>
inline raw_ostream &operator<<(const ColoredRawOstream &OS, T &&Value) { … }

/// Change the color of the output stream if the `IsColorUsed` flag
/// is true. Returns an object that resets the color when destroyed.
inline ColoredRawOstream colored_ostream(raw_ostream &OS,
                                         raw_ostream::Colors Color,
                                         bool IsColorUsed = true,
                                         bool Bold = false, bool BG = false) { … }

} // namespace llvm

#endif // LLVM_COV_RENDERINGSUPPORT_H