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/* Copyright (C) 2011 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "precompiled.h"
#include "DebugSerializer.h"
#include "scriptinterface/ScriptInterface.h"
#include "lib/secure_crt.h"
#include "lib/utf8.h"
#include "ps/CStr.h"
#include <sstream>
#include <iomanip>
/*
* The output format here is intended to be compatible with YAML,
* so it is human readable and usable in diff and can also be parsed with
* external tools.
*/
// MSVC and GCC give slightly different serializations of floats
// (e.g. "1e+010" vs "1e+10"). To make the debug serialization easily comparable
// across platforms, we want to convert to a canonical form.
// TODO: we just do e+0xx now; ought to handle varying precisions and inf and nan etc too
template<typename T>
std::string canonfloat(T value, int prec)
{
std::stringstream str;
str << std::setprecision(prec) << value;
std::string r = str.str();
size_t e = r.find('e');
if (e == r.npos) // no "e"
return r;
if (e == r.length() - 5 && r[e + 2] == '0') // e.g. "1e+010"
r.erase(e + 2, 1);
return r;
}
CDebugSerializer::CDebugSerializer(ScriptInterface& scriptInterface, std::ostream& stream, bool includeDebugInfo) :
m_ScriptInterface(scriptInterface), m_Stream(stream), m_IsDebug(includeDebugInfo), m_Indent(0)
{
}
void CDebugSerializer::Indent(int spaces)
{
m_Indent += spaces;
}
void CDebugSerializer::Dedent(int spaces)
{
ENSURE(spaces <= m_Indent);
m_Indent -= spaces;
}
#define INDENT std::string(m_Indent, ' ')
void CDebugSerializer::Comment(const std::string& comment)
{
m_Stream << INDENT << "# " << comment << "\n";
}
void CDebugSerializer::TextLine(const std::string& text)
{
m_Stream << INDENT << text << "\n";
}
void CDebugSerializer::PutNumber(const char* name, uint8_t value)
{
m_Stream << INDENT << name << ": " << (int)value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, int8_t value)
{
m_Stream << INDENT << name << ": " << (int)value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, uint16_t value)
{
m_Stream << INDENT << name << ": " << value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, int16_t value)
{
m_Stream << INDENT << name << ": " << value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, uint32_t value)
{
m_Stream << INDENT << name << ": " << value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, int32_t value)
{
m_Stream << INDENT << name << ": " << value << "\n";
}
void CDebugSerializer::PutNumber(const char* name, float value)
{
m_Stream << INDENT << name << ": " << canonfloat(value, 8) << "\n";
}
void CDebugSerializer::PutNumber(const char* name, double value)
{
m_Stream << INDENT << name << ": " << canonfloat(value, 17) << "\n";
}
void CDebugSerializer::PutNumber(const char* name, fixed value)
{
m_Stream << INDENT << name << ": " << value.ToString() << "\n";
}
void CDebugSerializer::PutBool(const char* name, bool value)
{
m_Stream << INDENT << name << ": " << (value ? "true" : "false") << "\n";
}
void CDebugSerializer::PutString(const char* name, const std::string& value)
{
std::string escaped;
escaped.reserve(value.size());
for (size_t i = 0; i < value.size(); ++i)
if (value[i] == '"')
escaped += "\\\"";
else if (value[i] == '\\')
escaped += "\\\\";
else if (value[i] == '\n')
escaped += "\\n";
else
escaped += value[i];
m_Stream << INDENT << name << ": " << "\"" << escaped << "\"\n";
}
void CDebugSerializer::PutScriptVal(const char* name, JS::MutableHandleValue value)
{
std::wstring source = m_ScriptInterface.ToString(value, true);
m_Stream << INDENT << name << ": " << utf8_from_wstring(source) << "\n";
}
void CDebugSerializer::PutRaw(const char* name, const u8* data, size_t len)
{
m_Stream << INDENT << name << ": (" << len << " bytes)";
char buf[4];
for (size_t i = 0; i < len; ++i)
{
sprintf_s(buf, ARRAY_SIZE(buf), " %02x", (unsigned int)data[i]);
m_Stream << buf;
}
m_Stream << "\n";
}
bool CDebugSerializer::IsDebug() const
{
return m_IsDebug;
}
std::ostream& CDebugSerializer::GetStream()
{
return m_Stream;
}
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