protected override void OnBeginObject()
{
//create new Object
PushCurrentState();
//enter new state : create new element, and set to current object
_currentObject = _currentElement = _doc.CreateElement("");
//expected key name
_state = ParsingState.ExpectKeyName;
}
static byte[] TestGenLqDocStream()
{
LiquidDoc doc = new LiquidDoc();
var elem = doc.CreateElement("user_info");
doc.DocumentElement = elem;
elem.AppendAttribute("first_name", "A");
elem.AppendAttribute("last_name", "B");
elem.AppendAttribute("age", 20);
//test native array object
elem.AppendAttribute("memberlist1", new string[] { "x", "y", "z" });
elem.AppendAttribute("memberlist2", new object[] { 1, "y", "z" });
Dictionary <string, int> memberlist3 = new Dictionary <string, int>();
memberlist3.Add("score1", 10);
memberlist3.Add("score2", 20);
memberlist3.Add("score3", 30);
memberlist3.Add("score4", 40);
elem.AppendAttribute("memberlist3", memberlist3);
List <int> memberlist4 = new List <int>()
{
1, 2, 3, 4, 5
};
elem.AppendAttribute("memberlist4", memberlist4);
byte[] output = null;
using (var ms = new MemoryStream())
{
var ser = new LiquidSerializer();
var binWriter = new BinaryWriter(ms);
ser.SetBinaryWriter(binWriter);
ser.WriteDocument(doc);
output = ms.ToArray();
ms.Close();
}
return(output);
//using (var ms = new MemoryStream(output))
//{
// var docDeser = new LiquidDocumentDeserializer();
// var reader = new BinaryReader(ms);
// docDeser.SetBinaryReader(reader);
// docDeser.ReadDocument();
// LiquidDoc result = docDeser.Result;
//}
}
public static LiquidElement Parse(char[] sourceBuffer, bool reformat)
{
//#if DEBUG
// debugDataFormatParserLog dbugDataFormatParser = null;
// if (dbug_EnableLogParser)
// {
// dbugDataFormatParser = new debugDataFormatParserLog();
// dbugDataFormatParser.Begin("json_" + dbug_file_count + " ");
// dbug_file_count++;
// dbugDataFormatParser.WriteLine(new string(sourceBuffer));
// }
//#endif
Stack <object> myVElemStack = new Stack <object>();
Stack <string> myKeyStack = new Stack <string>();
object currentObj = null;
StringBuilder myBuffer = new StringBuilder();
string lastestKey = "";
int currentState = 0;
int j = sourceBuffer.Length;
bool isDoubleNumber = false;
bool isSuccess = true;
bool isInKeyPart = false;
LiquidDoc doc = new LiquidDoc();
if (sourceBuffer == null)
{
return(LiquidElementHelper.CreateXmlElementForDynamicObject(doc));
}
//WARNING: custom version, about ending with comma
//we may use implicit comma feature,
//in case we start new line but forget a comma,
//we auto add comma
bool implicitComma = false;
char openStringWithChar = '"';
int i = 0;
//int hexdigiCount = 0;
//char hex00 = '\0';
//char hex01 = '\0';
//char hex02 = '\0';
//char hex03 = '\0';
for (i = 0; i < j; i++)
{
if (!isSuccess)
{
//#if DEBUG
// if (dbug_EnableLogParser)
// {
// dbugDataFormatParser.IndentLevel = myKeyStack.Count;
// dbugDataFormatParser.WriteLine("fail at pos=" + i + " on " + currentState);
// }
//#endif
break;
}
//--------------------------
char c = sourceBuffer[i];
//#if DEBUG
// if (dbug_EnableLogParser)
// {
// dbugDataFormatParser.WriteLine(i + " ," + c.ToString() + "," + currentState);
// }
//#endif
//--------------------------
switch (currentState)
{
case 0:
{
if (c == '{')
{
currentObj = doc.CreateElement("!j");
currentState = 1;
isInKeyPart = true;
myBuffer.Length = 0; //clear
}
else if (c == '[')
{
currentObj = new LqArray();
currentState = 5;
isInKeyPart = false;
myBuffer.Length = 0;
}
else if (char.IsWhiteSpace(c))
{
continue;
}
else
{
isSuccess = false;
NotifyError();
break;
}
}
break;
case 1:
{
if (c == '"' || c == '\'')
{
openStringWithChar = c;
currentState = 2;
}
else if (char.IsWhiteSpace(c))
{
continue;
}
else if (c == '}')
{
if (currentObj is LiquidElement)
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
}
else if (velem is LiquidArray)
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
currentState = 7;
isInKeyPart = false;
}
}
}
else
{
NotifyError();
isSuccess = false;
}
}
else if (char.IsLetter(c) || c == '_')
{
myBuffer.Append(c);
currentState = 9;
}
else
{
NotifyError();
isSuccess = false;
break;
}
}
break;
case 2:
{
if (c == '\\')
{
currentState = 3;
}
else if (c == openStringWithChar)
{
if (isInKeyPart)
{
lastestKey = myBuffer.ToString();
currentState = 4;
myBuffer.Length = 0; //clear
}
else
{
if (currentObj is LiquidArray)
{
object velem = GetVElement(myBuffer, 0);
if (velem != null)
{
AddVElement((LiquidArray)currentObj, velem);
currentState = 7;
}
else
{
NotifyError();
isSuccess = false;
}
}
else
{
object velem = GetVElement(myBuffer, 0);
if (velem != null)
{
AddVElement((LiquidElement)currentObj, lastestKey, velem);
currentState = 7;
}
else
{
NotifyError();
isSuccess = false;
}
}
myBuffer.Length = 0; //clear
}
}
else
{
myBuffer.Append(c);
}
}
break;
case 3:
{
switch (c)
{
case '"':
{
myBuffer.Append('\"');
}
break;
case '\'':
{
myBuffer.Append('\'');
}
break;
case '/':
{
myBuffer.Append('/');
}
break;
case '\\':
{
myBuffer.Append('\\');
}
break;
case 'b':
{
myBuffer.Append('\b');
}
break;
case 'f':
{
myBuffer.Append('\f');
}
break;
case 'r':
{
myBuffer.Append('\r');
}
break;
case 'n':
{
myBuffer.Append('\n');
}
break;
case 't':
{
myBuffer.Append('\t');
}
break;
case 'u':
{
//unicode char in hexa digit
uint c_uint = ParseUnicode(sourceBuffer[i + 1], sourceBuffer[i + 2], sourceBuffer[i + 3], sourceBuffer[i + 4]);
myBuffer.Append((char)c_uint);
i += 4;
}
break;
default:
{
NotifyError();
isSuccess = false;
}
break;
}
if (isSuccess)
{
currentState = 2;
}
else
{
break;
}
}
break;
case 4:
{
if (c == ':')
{
currentState = 5;
isInKeyPart = false;
}
else if (char.IsWhiteSpace(c))
{
continue;
}
else
{
NotifyError();
isSuccess = false;
break;
}
}
break;
case 5:
{
if (c == '"' || c == '\'')
{
openStringWithChar = c;
currentState = 2;
}
else if (char.IsDigit(c) || c == '-')
{
myBuffer.Append(c);
currentState = 8;
}
else if (c == '{')
{
myVElemStack.Push(currentObj);
if (currentObj is LiquidElement)
{
myKeyStack.Push(lastestKey);
}
currentObj = doc.CreateElement("!j");
currentState = 1;
isInKeyPart = true;
}
else if (c == '[')
{
myVElemStack.Push(currentObj);
if (currentObj is LiquidElement)
{
myKeyStack.Push(lastestKey);
}
currentObj = new LqArray();
currentState = 5;
isInKeyPart = false;
}
else if (c == ']')
{
if (currentObj is LiquidArray)
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
currentState = 7;
}
else
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
}
}
}
else
{
NotifyError();
isSuccess = false;
}
}
else if (char.IsWhiteSpace(c))
{
continue;
}
else if (c == 'n' || c == 't' || c == 'f')
{
currentState = 6;
myBuffer.Append(c);
}
else
{
NotifyError();
isSuccess = false;
break;
}
}
break;
case 6:
{
if (char.IsLetter(c))
{
myBuffer.Append(c);
}
else if (c == ']' || c == '}' || c == ',')
{
if (myBuffer.Length > 0)
{
if (!EvaluateElement(currentObj, myBuffer, 3, c, lastestKey))
{
NotifyError();
isSuccess = false;
break;
}
}
if (c == ']')
{
if (myVElemStack.Count > 0)
{
currentObj = myVElemStack.Pop();
}
}
else if (c == '}')
{
if (myVElemStack.Count > 0)
{
currentObj = myVElemStack.Pop();
lastestKey = myKeyStack.Pop();
}
}
else
{
if (currentObj is LiquidElement)
{
currentState = 1;
isInKeyPart = true;
}
else if (currentObj is LiquidArray)
{
currentState = 5;
}
}
}
else
{
NotifyError();
isSuccess = false;
}
}
break;
case 7:
{
if (c == ',')
{
if (currentObj is LiquidElement)
{
currentState = 1;
isInKeyPart = true;
}
else
{
currentState = 5;
}
}
else if (c == ']')
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
}
else
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
}
}
}
else if (c == '}')
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
}
else
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
}
}
}
else if (c == '\r' || c == '\n')
{
//WARNING: review implivit comma
implicitComma = true;
}
else
{
//WARNING: review implivit comma
if (char.IsLetter(c) || c == '_' || c == '"')
{
if (implicitComma)
{
if (currentObj is LiquidElement)
{
currentState = 1;
isInKeyPart = true;
}
else
{
currentState = 5;
}
i--;
implicitComma = false;
}
}
}
}
break;
case 8:
{
if (char.IsDigit(c))
{
myBuffer.Append(c);
}
else if (c == '.')
{
if (!isDoubleNumber)
{
myBuffer.Append(c);
isDoubleNumber = true;
}
else
{
NotifyError();
isSuccess = false;
break;
}
}
else if (c == ']' || c == '}' || c == ',')
{
int suggestedType = 1;
if (isDoubleNumber)
{
suggestedType = 2;
isDoubleNumber = false;
}
if (myBuffer.Length > 0)
{
if (!EvaluateElement(currentObj, myBuffer, suggestedType, c, lastestKey))
{
NotifyError();
isSuccess = false;
break;
}
}
if (c == ']')
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
}
else
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
}
}
}
else if (c == '}')
{
if (myVElemStack.Count > 0)
{
object velem = myVElemStack.Pop();
if (velem is LiquidElement)
{
lastestKey = myKeyStack.Pop();
AddVElement((LiquidElement)velem, lastestKey, currentObj);
currentObj = velem;
}
else
{
AddVElement((LiquidArray)velem, currentObj);
currentObj = velem;
}
}
}
else
{
if (currentObj is LiquidElement)
{
currentState = 1;
isInKeyPart = true;
}
else if (currentObj is LiquidArray)
{
currentState = 5;
}
}
}
else
{
NotifyError();
isSuccess = false;
}
}
break;
case 9:
{
if (char.IsLetter(c) || c == '_')
{
myBuffer.Append(c);
}
else if (c == ':')
{
if (isInKeyPart)
{
lastestKey = myBuffer.ToString();
myBuffer.Length = 0; //clear
currentState = 5;
isInKeyPart = false;
}
else
{
NotifyError();
isSuccess = false;
}
}
else if (char.IsWhiteSpace(c))
{
currentState = 4;
}
else
{
NotifyError();
isSuccess = false;
}
}
break;
}
}
//=======================================
#if DEBUG
//if (dbug_EnableLogParser)
//{
// dbugDataFormatParser.End();
//}
#endif
//=======================================
if (currentObj is LiquidElement && isSuccess)
{
//WARNNIG: reformat is our extension
if (reformat)
{
ReFormatLqElement((LiquidElement)currentObj);
}
return((LiquidElement)currentObj);
}
else
{
return(null);
}
}