private static void MatchRange(string Source, int SourceLength, ref int SourceIndex, LigatureInfo[] SourceLigatureInfo, string Pattern, int PatternLength, ref int PatternIndex, LigatureInfo[] PatternLigatureInfo, ref bool RangePatternEmpty, ref bool Mismatch, ref bool PatternError, CompareInfo Comparer, CompareOptions Options, [Optional, DefaultParameterValue(false)] ref bool SeenNot, [Optional, DefaultParameterValue(null)] List <Range> RangeList, [Optional, DefaultParameterValue(false)] bool ValidatePatternWithoutMatching)
{
Range range;
string str2;
int num2 = 0;
int num3 = 0;
int num5;
RangePatternEmpty = false;
Mismatch = false;
PatternError = false;
SeenNot = false;
PatternIndex++;
if (PatternIndex >= PatternLength)
{
PatternError = true;
return;
}
char ch = Pattern[PatternIndex];
switch ((uint)ch)
{
case '!':
case 0xff01:
SeenNot = true;
PatternIndex++;
if (PatternIndex >= PatternLength)
{
Mismatch = true;
return;
}
ch = Pattern[PatternIndex];
break;
}
if ((ch == ']') || (ch == 0xff3d))
{
if (SeenNot)
{
SeenNot = false;
if (!ValidatePatternWithoutMatching)
{
Mismatch = CompareChars(Source[SourceIndex], '!', Comparer, Options) != 0;
}
if (RangeList != null)
{
range.Start = PatternIndex - 1;
range.StartLength = 1;
range.End = -1;
range.EndLength = 0;
RangeList.Add(range);
}
return;
}
RangePatternEmpty = true;
return;
}
Label_00CE:
str2 = null;
string right = null;
if ((ch == ']') || (ch == 0xff3d))
{
Mismatch = !SeenNot;
return;
}
if ((!ValidatePatternWithoutMatching && (PatternLigatureInfo != null)) && (PatternLigatureInfo[PatternIndex].Kind == CharKind.ExpandedChar1))
{
if (CompareChars(Source, SourceLength, SourceIndex, ref num3, SourceLigatureInfo, Pattern, PatternLength, PatternIndex, ref num2, PatternLigatureInfo, Comparer, Options, true, false) != 0)
{
goto Label_0145;
}
SourceIndex = num3;
PatternIndex = num2;
goto Label_037F;
}
num2 = PatternIndex;
SkipToEndOfExpandedChar(PatternLigatureInfo, PatternLength, ref num2);
Label_0145:
range.Start = PatternIndex;
range.StartLength = (num2 - PatternIndex) + 1;
if (Options == CompareOptions.Ordinal)
{
str2 = Conversions.ToString(Pattern[PatternIndex]);
}
else if ((PatternLigatureInfo != null) && (PatternLigatureInfo[PatternIndex].Kind == CharKind.ExpandedChar1))
{
str2 = Conversions.ToString(PatternLigatureInfo[PatternIndex].CharBeforeExpansion);
PatternIndex = num2;
}
else
{
str2 = Pattern.Substring(PatternIndex, (num2 - PatternIndex) + 1);
PatternIndex = num2;
}
if ((((num2 + 2) >= PatternLength) || ((Pattern[num2 + 1] != '-') && (Pattern[num2 + 1] != 0xff0d))) || ((Pattern[num2 + 2] == ']') || (Pattern[num2 + 2] == 0xff3d)))
{
if (!ValidatePatternWithoutMatching)
{
num5 = 0;
if (CompareChars(Source, SourceLength, SourceIndex, ref num3, SourceLigatureInfo, Pattern, range.Start + range.StartLength, range.Start, ref num5, PatternLigatureInfo, Comparer, Options, false, true) == 0)
{
goto Label_037F;
}
}
range.End = -1;
range.EndLength = 0;
goto Label_0409;
}
PatternIndex += 2;
if ((!ValidatePatternWithoutMatching && (PatternLigatureInfo != null)) && (PatternLigatureInfo[PatternIndex].Kind == CharKind.ExpandedChar1))
{
if (CompareChars(Source, SourceLength, SourceIndex, ref num3, SourceLigatureInfo, Pattern, PatternLength, PatternIndex, ref num2, PatternLigatureInfo, Comparer, Options, true, false) != 0)
{
goto Label_0279;
}
PatternIndex = num2;
goto Label_037F;
}
num2 = PatternIndex;
SkipToEndOfExpandedChar(PatternLigatureInfo, PatternLength, ref num2);
Label_0279:
range.End = PatternIndex;
range.EndLength = (num2 - PatternIndex) + 1;
if (Options == CompareOptions.Ordinal)
{
right = Conversions.ToString(Pattern[PatternIndex]);
}
else if ((PatternLigatureInfo != null) && (PatternLigatureInfo[PatternIndex].Kind == CharKind.ExpandedChar1))
{
right = Conversions.ToString(PatternLigatureInfo[PatternIndex].CharBeforeExpansion);
PatternIndex = num2;
}
else
{
right = Pattern.Substring(PatternIndex, (num2 - PatternIndex) + 1);
PatternIndex = num2;
}
if (CompareChars(str2, right, Comparer, Options) > 0)
{
PatternError = true;
return;
}
if (ValidatePatternWithoutMatching)
{
goto Label_0409;
}
int rightEnd = 0;
if (CompareChars(Source, SourceLength, SourceIndex, ref num3, SourceLigatureInfo, Pattern, range.Start + range.StartLength, range.Start, ref rightEnd, PatternLigatureInfo, Comparer, Options, false, true) < 0)
{
goto Label_0409;
}
num5 = 0;
if (CompareChars(Source, SourceLength, SourceIndex, ref num3, SourceLigatureInfo, Pattern, range.End + range.EndLength, range.End, ref num5, PatternLigatureInfo, Comparer, Options, false, true) > 0)
{
goto Label_0409;
}
Label_037F:
if (SeenNot)
{
Mismatch = true;
return;
}
do
{
PatternIndex++;
if (PatternIndex >= PatternLength)
{
PatternError = true;
return;
}
}while ((Pattern[PatternIndex] != ']') && (Pattern[PatternIndex] != 0xff3d));
SourceIndex = num3;
return;
Label_0409:
if (RangeList != null)
{
RangeList.Add(range);
}
PatternIndex++;
if (PatternIndex >= PatternLength)
{
PatternError = true;
}
else
{
ch = Pattern[PatternIndex];
goto Label_00CE;
}
}
