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// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_OSTREAMS_H_
#define V8_OSTREAMS_H_
#include <cstddef>
#include <cstdio>
#include <cstring>
#include <ostream> // NOLINT
#include <streambuf>
#include "include/v8config.h"
#include "src/base/macros.h"
namespace v8 {
namespace internal {
class OFStreamBase : public std::streambuf {
protected:
explicit OFStreamBase(FILE* f);
virtual ~OFStreamBase();
int_type sync() FINAL;
int_type overflow(int_type c) FINAL;
private:
FILE* const f_;
DISALLOW_COPY_AND_ASSIGN(OFStreamBase);
};
// An output stream writing to a file.
class OFStream FINAL : private virtual OFStreamBase, public std::ostream {
public:
explicit OFStream(FILE* f);
~OFStream();
private:
DISALLOW_COPY_AND_ASSIGN(OFStream);
};
// Wrappers to disambiguate uint16_t and uc16.
struct AsUC16 {
explicit AsUC16(uint16_t v) : value(v) {}
uint16_t value;
};
struct AsReversiblyEscapedUC16 {
explicit AsReversiblyEscapedUC16(uint16_t v) : value(v) {}
uint16_t value;
};
// Writes the given character to the output escaping everything outside of
// printable/space ASCII range. Additionally escapes '\' making escaping
// reversible.
std::ostream& operator<<(std::ostream& os, const AsReversiblyEscapedUC16& c);
// Writes the given character to the output escaping everything outside
// of printable ASCII range.
std::ostream& operator<<(std::ostream& os, const AsUC16& c);
} // namespace internal
} // namespace v8
#endif // V8_OSTREAMS_H_
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