static void DeserializeObject(TextReader reader, ObjectBuilder builder)
{
int c;
builder.StartObject();
while (true)
{
Methods.ConsumeWhiteSpace(reader);
c = reader.Peek();
if (c == -1)
{
throw new DeserializationException("Unexpected end of stream", reader, true);
}
if (c == '}')
{
reader.Read(); // skip }
break;
}
c = reader.Read();
if (c == -1)
{
throw new DeserializationException("Unexpected end of stream", reader, true);
}
if (c != '"')
{
throw new DeserializationException("Expected \", found " + (char)c, reader, false);
}
builder.StartObjectMember();
DeserializeString(reader, builder);
Methods.ConsumeWhiteSpace(reader);
c = reader.Read();
if (c == -1)
{
throw new DeserializationException("Unexpected end of stream", reader, true);
}
if (c != ':')
{
throw new DeserializationException("Expected :, found " + (char)c, reader, false);
}
_DeserializeMember(reader, builder);
builder.EndObjectMember();
Methods.ConsumeWhiteSpace(reader);
c = reader.Read();
if (c == ',')
{
continue;
}
if (c == '}')
{
break;
}
if (c == -1)
{
throw new DeserializationException("Unexpected end of stream", reader, true);
}
throw new DeserializationException("Expected , or }, found " + (char)c, reader, false);
}
builder.EndObject();
}
static void DeserializeNumber(char leadingChar, TextReader reader, ObjectBuilder builder)
{
if (!UseFastNumberParsing)
{
var number = Methods.ReadDouble(leadingChar, reader, ref builder.CommonStringBuffer);
builder.PutNumber(number);
return;
}
bool negative;
ulong beforeDot;
long afterE;
uint? afterDot;
ulong?afterDotLong;
byte afterDotLen;
byte extraOrdersOfMagnitude;
if (leadingChar == '-')
{
var next = reader.Read();
if (next != '-' && !(next >= '0' && next <= '9'))
{
throw new DeserializationException("Expected -, or digit", reader, next == -1);
}
leadingChar = (char)next;
negative = true;
}
else
{
negative = false;
}
beforeDot = Methods.ReadULong(leadingChar, reader, out extraOrdersOfMagnitude);
var c = reader.Peek();
if (c == '.')
{
reader.Read();
c = reader.Read();
if (c < '0' || c > '9')
{
throw new DeserializationException("Expected digit", reader, c == -1);
}
Methods.ReadUIntOrULong((char)c, reader, out afterDotLen, out afterDot, out afterDotLong);
c = reader.Peek();
}
else
{
afterDotLong = afterDot = afterDotLen = 0;
}
if (c == 'e' || c == 'E')
{
reader.Read();
c = reader.Read();
if (c == '+')
{
c = reader.Read();
}
if (c != '-' && !(c >= '0' || c <= '9'))
{
throw new DeserializationException("Expected -, +, or digit", reader, c == -1);
}
afterE = Methods.ReadLong((char)c, reader);
}
else
{
afterE = 0;
}
if (extraOrdersOfMagnitude != 0)
{
try
{
checked
{
afterE += extraOrdersOfMagnitude;
}
}
catch (OverflowException)
{
throw new DeserializationException("Number too large to be parsed encountered", reader, false);
}
}
// TODO: handle the case where afterDot is null, instead using the value in afterDotLong
ulong afterDotVal = afterDot.HasValue ? afterDot.Value : afterDotLong.Value;
builder.PutFastNumber(negative, beforeDot, afterDotVal, afterDotLen, afterE);
}
static void DeserializeString(TextReader reader, ObjectBuilder builder)
{
var str = Methods.ReadEncodedStringWithBuffer(reader, builder.CommonCharBuffer, ref builder.CommonStringBuffer);
builder.PutString(str);
}
