private void WriteEscapedString(string str)
{
if (!Settings.UsesEscapeSequences)
{
_writer.Write(str);
return;
}
foreach (char ch in str)
{
if (!VdfStructure.IsEscapable(ch))
{
_writer.Write(ch);
}
else
{
_writer.Write(VdfStructure.Escape);
_writer.Write(VdfStructure.GetEscape(ch));
}
}
}
/// <summary>
/// Reads a single token. The value is stored in the 'Value' property.
/// </summary>
/// <returns>True if a token was read, false otherwise.</returns>
public override bool ReadToken()
{
if (!SeekToken())
{
return(false);
}
_tokenSize = 0;
while (EnsureBuffer())
{
char curChar = _charBuffer[_charPos];
#region Comment
if (_isComment)
{
if (curChar == '\r' || curChar == '\n')
{
_isComment = false;
Value = new string(_tokenBuffer, 0, _tokenSize);
CurrentState = State.Comment;
return(true);
}
else
{
_tokenBuffer[_tokenSize++] = curChar;
_charPos++;
continue;
}
}
else if (!_isQuoted && _tokenSize == 0 && curChar == VdfStructure.Comment && _charBuffer[_charPos + 1] == VdfStructure.Comment)
{
_isComment = true;
_charPos += 2;
continue;
}
#endregion
#region Escape
if (curChar == VdfStructure.Escape)
{
_tokenBuffer[_tokenSize++] = (!Settings.UsesEscapeSequences ? curChar : VdfStructure.GetUnescape(_charBuffer[++_charPos]));
_charPos++;
continue;
}
#endregion
#region Quote
if (curChar == VdfStructure.Quote || (!_isQuoted && Char.IsWhiteSpace(curChar)))
{
Value = new string(_tokenBuffer, 0, _tokenSize);
CurrentState = State.Property;
_charPos++;
return(true);
}
#endregion
#region Object start/end
if (curChar == VdfStructure.ObjectStart || curChar == VdfStructure.ObjectEnd)
{
if (_isQuoted)
{
_tokenBuffer[_tokenSize++] = curChar;
_charPos++;
continue;
}
else if (_tokenSize != 0)
{
Value = new string(_tokenBuffer, 0, _tokenSize);
CurrentState = State.Property;
return(true);
}
else
{
Value = curChar.ToString();
CurrentState = State.Object;
_charPos++;
return(true);
}
}
#endregion
#region Long token
_tokenBuffer[_tokenSize++] = curChar;
_charPos++;
#endregion
}
return(false);
}
