static void ToJsonCore(MsgPackStream stream, StringBuilder builder)
{
var code = stream.Peek();
var type = StreamReader.GetType(stream);
switch (type)
{
case FormatType.Integer:
builder.Append(FormatCode.IsSignedInteger(code)
? StreamReader.ReadInt64(stream).ToString(CultureInfo.InvariantCulture)
: StreamReader.ReadUInt64(stream).ToString(CultureInfo.InvariantCulture));
break;
case FormatType.Boolean:
builder.Append(StreamReader.ReadBool(stream) ? "true" : "false");
break;
case FormatType.Float:
builder.Append(code == FormatCode.Float32
? StreamReader.ReadSingle(stream).ToString(CultureInfo.InvariantCulture)
: StreamReader.ReadDouble(stream).ToString(CultureInfo.InvariantCulture));
break;
case FormatType.String:
WriteJsonString(StreamReader.ReadString(stream), builder);
break;
case FormatType.Binary:
builder.Append("\"" + System.Convert.ToBase64String(StreamReader.ReadBytes(stream).ToArray()) + "\"");
break;
case FormatType.Array:
{
var length = StreamReader.ReadArrayHeader(stream);
builder.Append("[");
for (int i = 0; i < length; i++)
{
ToJsonCore(stream, builder);
if (i != length - 1)
{
builder.Append(",");
}
}
builder.Append("]");
return;
}
case FormatType.Map:
{
var length = StreamReader.ReadMapHeader(stream);
builder.Append("{");
for (int i = 0; i < length; i++)
{
var keyType = StreamReader.GetType(stream);
if (keyType == FormatType.String || keyType == FormatType.Binary)
{
ToJsonCore(stream, builder);
}
else
{
builder.Append("\"");
ToJsonCore(stream, builder);
builder.Append("\"");
}
builder.Append(":");
ToJsonCore(stream, builder);
if (i != length - 1)
{
builder.Append(",");
}
}
builder.Append("}");
return;
}
case FormatType.Extension:
var header = StreamReader.ReadExtensionHeader(stream);
if (header.TypeCode == DateTimeFormatter.TypeCode)
{
var dt = DateTimeFormatter.Unpack(stream, header.Length);
builder.Append("\"");
builder.Append(dt.ToString("o", CultureInfo.InvariantCulture));
builder.Append("\"");
}
else
{
builder.Append("[");
builder.Append(header.TypeCode);
builder.Append(",");
builder.Append("\"");
builder.Append(System.Convert.ToBase64String(stream.ReadBytes(header.Length).ToArray()));
builder.Append("\"");
builder.Append("]");
}
break;
default:
builder.Append("null");
StreamReader.Skip(stream);
break;
}
}