internal void SetFailure(NumberSpanParse.ParseFailureKind failure, string failureMessageID, object failureMessageFormatArgument, string failureArgumentName)
{
_failure = failure;
_failureMessageID = failureMessageID;
_failureMessageFormatArgument = failureMessageFormatArgument;
_failureArgumentName = failureArgumentName;
if (_throwStyle != NumberSpanParse.NumberSpanThrowStyle.None)
throw GetNumberSpanParseException();
}
private bool AddNum(NumberSpanParse.NumberSpanToken num, ref NumberSpanParse.NumberSpanResult result)
{
if (_numCount >= 5 || _tokenCount >= 11)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan", null);
return false;
}
_numbers[_numCount++] = num;
_tokenCount++;
return true;
}
private bool AddSep(string sep, ref NumberSpanParse.NumberSpanResult result)
{
if (_sepCount >= 6 || _tokenCount >= 11)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan", null);
return false;
}
_literals[_sepCount++] = sep;
_tokenCount++;
return true;
}
internal bool ProcessToken(ref NumberSpanParse.NumberSpanToken tok, ref NumberSpanParse.NumberSpanResult result)
{
if (tok._ttt == NumberSpanParse.TTT.NumOverflow)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge", null);
return false;
}
if (tok._ttt != NumberSpanParse.TTT.Sep && tok._ttt != NumberSpanParse.TTT.Num)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan", null);
return false;
}
switch (tok._ttt)
{
case NumberSpanParse.TTT.Num:
if (_tokenCount != 0 || AddSep(string.Empty, ref result))
{
if (!AddNum(tok, ref result))
return false;
break;
}
return false;
case NumberSpanParse.TTT.Sep:
if (AddSep(tok._sep, ref result))
break;
return false;
}
_lastSeenTTT = tok._ttt;
return true;
}
internal bool ParseNumber(out long number, ref NumberSpanParse.NumberSpanResult result)
{
int num;
number = 0L;
if (!ParseInt(0x17, out num, ref result))
return false;
number = num * 0x861c46800L;
if (_ch != ':')
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan");
return false;
}
NextChar();
if (!ParseInt(0x3b, out num, ref result))
return false;
number += num * 0x23c34600L;
if (_ch == ':')
{
NextChar();
if (_ch != '.')
{
if (!ParseInt(0x3b, out num, ref result))
return false;
number += num * 0x989680L;
}
if (_ch == '.')
{
NextChar();
int num2 = 0x989680;
while (num2 > 1 && _ch >= '0' && _ch <= '9')
{
num2 /= 10;
number += (_ch - '0') * num2;
NextChar();
}
}
}
return true;
}
internal bool ParseInt(int max, out int i, ref NumberSpanParse.NumberSpanResult result)
{
i = 0;
var pos = _pos;
while (_ch >= '0' && _ch <= '9')
{
if ((((long)i) & 0xf0000000L) != 0L)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge");
return false;
}
i = ((i * 10) + _ch) - 0x30;
if (i < 0)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge");
return false;
}
NextChar();
}
if (pos == _pos)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan");
return false;
}
if (i > max)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge");
return false;
}
return true;
}
internal void SetFailure(NumberSpanParse.ParseFailureKind failure, string failureMessageID, object failureMessageFormatArgument) { SetFailure(failure, failureMessageID, failureMessageFormatArgument, null); }
internal void SetFailure(NumberSpanParse.ParseFailureKind failure, string failureMessageID) { SetFailure(failure, failureMessageID, null, null); }
internal bool TryParse(string input, ref NumberSpanParse.NumberSpanResult result)
{
result._parsedNumberSpan._ticks = 0L;
if (input == null)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.ArgumentNull, "ArgumentNull_String", null, "input");
return false;
}
_str = input;
_len = input.Length;
_pos = -1;
NextChar();
SkipBlanks();
var negative = false;
if (_ch == '-')
{
negative = true;
NextChar();
}
long num;
if (NextNonDigit() == ':')
{
if (!ParseNumber(out num, ref result))
return false;
}
else
{
int num2;
if (!ParseInt(0xa2e3ff, out num2, ref result))
return false;
num = num2 * 0xc92a69c000L;
if (_ch == '.')
{
long num3;
NextChar();
if (!ParseNumber(out num3, ref result))
return false;
num += num3;
}
}
if (negative)
{
num = -num;
if (num > 0L)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge");
return false;
}
}
else if (num < 0L)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Overflow, "Overflow_NumberSpanElementTooLarge");
return false;
}
SkipBlanks();
if (_pos < _len)
{
result.SetFailure(NumberSpanParse.ParseFailureKind.Format, "Format_BadNumberSpan");
return false;
}
result._parsedNumberSpan._ticks = num;
return true;
}
internal void Init(NumberSpanParse.NumberSpanThrowStyle throwStyle)
{
_parsedNumberSpan = new NumberSpan();
_throwStyle = throwStyle;
}
