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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef vm_JSONPrinter_h
#define vm_JSONPrinter_h
#include "mozilla/TimeStamp.h"
#include <stdio.h>
#include "js/Printer.h"
#include "js/TypeDecls.h"
class JSLinearString;
namespace js {
class JSONPrinter {
protected:
int indentLevel_;
bool indent_;
bool first_;
GenericPrinter& out_;
void indent();
public:
explicit JSONPrinter(GenericPrinter& out, bool indent = true)
: indentLevel_(0), indent_(indent), first_(true), out_(out) {}
void setIndentLevel(int indentLevel) { indentLevel_ = indentLevel; }
void beginObject();
void beginList();
void beginObjectProperty(const char* name);
void beginListProperty(const char* name);
void value(const char* format, ...) MOZ_FORMAT_PRINTF(2, 3);
void value(int value);
void boolProperty(const char* name, bool value);
void property(const char* name, JSLinearString* value);
void property(const char* name, const char* value);
void property(const char* name, int32_t value);
void property(const char* name, uint32_t value);
void property(const char* name, int64_t value);
void property(const char* name, uint64_t value);
#if defined(XP_DARWIN) || defined(__OpenBSD__) || defined(__wasi__)
// On OSX and OpenBSD, size_t is long unsigned, uint32_t is unsigned, and
// uint64_t is long long unsigned. Everywhere else, size_t matches either
// uint32_t or uint64_t.
void property(const char* name, size_t value);
#endif
void formatProperty(const char* name, const char* format, ...)
MOZ_FORMAT_PRINTF(3, 4);
void formatProperty(const char* name, const char* format, va_list ap);
// JSON requires decimals to be separated by periods, but the LC_NUMERIC
// setting may cause printf to use commas in some locales.
enum TimePrecision { SECONDS, MILLISECONDS, MICROSECONDS };
void property(const char* name, const mozilla::TimeDuration& dur,
TimePrecision precision);
void floatProperty(const char* name, double value, size_t precision);
GenericPrinter& beginStringProperty(const char* name);
void endStringProperty();
GenericPrinter& beginString();
void endString();
void nullProperty(const char* name);
void nullValue();
void endObject();
void endList();
// Notify the output that the caller has detected OOM and should transition
// to its saw-OOM state.
void outOfMemory() { out_.reportOutOfMemory(); }
protected:
void propertyName(const char* name);
};
} // namespace js
#endif /* vm_JSONPrinter_h */
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