public Delimiter(Ops delimiterOps, int delimiterOpsIndex, char delimiterType, int number, char?preceding, char?following, Delimiter previous)
{
DelimiterOps = delimiterOps;
DelimiterOpsIndex = delimiterOpsIndex;
DelimiterChar = delimiterType == '_' ? DelimiterType.Underscore : DelimiterType.Asterisk;
Number = number;
Previous = previous;
Next = null;
precedingWhitespace = preceding is null ? true : whitespaceRegex.IsMatch(((string)preceding.ToString()));
followingWhitespace = following is null ? true : whitespaceRegex.IsMatch(((string)following.ToString()));
precedingPunctuation = preceding is null ? false : punctuationRegex.IsMatch(((string)preceding.ToString()));
followingPunctuation = following is null ? false : punctuationRegex.IsMatch(((string)following.ToString()));
leftFlanking = false;
rightFlanking = false;
if (!followingWhitespace && (
!followingPunctuation || (followingPunctuation && (precedingPunctuation || precedingWhitespace))
))
{
leftFlanking = true;
}
if (!precedingWhitespace && (
!precedingPunctuation || (precedingPunctuation && (followingPunctuation || followingWhitespace))
))
{
rightFlanking = true;
}
SetOpenerOrCloser();
}
private static Ops TextToDelta(string text)
{
var opsList = new List <Ops>();
Delimiter delimiterStack = null;
int i = -1;
int opStart = 0;
int delimiterStart = 0;
bool cancelled = false;
char?preceding = null;
int consecutiveDelimiters = 0;
int previousConsecutiveDelimiters = 0;
char delimiterType = '*';
foreach (char x in text)
{
i += 1;
previousConsecutiveDelimiters = consecutiveDelimiters;
if (!cancelled && (
(consecutiveDelimiters == 0 && (x == '*' || x == '_')) ||
(consecutiveDelimiters > 0 && x == delimiterType)
))
{
consecutiveDelimiters += 1;
delimiterType = x;
}
else
{
consecutiveDelimiters = 0;
}
if (consecutiveDelimiters == 1)
{
delimiterStart = i;
}
if (consecutiveDelimiters == 0 && previousConsecutiveDelimiters != 0)
{
string textToInsert = text.Substring(opStart, delimiterStart - opStart);
if (textToInsert != "")
{
var textOps = new Ops().Insert(textToInsert);
opsList.Add(textOps);
}
var delimiterOps = new Ops().Insert(
text.Substring(delimiterStart, previousConsecutiveDelimiters)
);
opsList.Add(delimiterOps);
delimiterStack = (new Delimiter(
delimiterOps,
opsList.Count - 1,
delimiterType,
previousConsecutiveDelimiters,
preceding,
x,
delimiterStack
));
if (delimiterStack.Previous is not null)
{
delimiterStack.Previous.Next = delimiterStack;
}
opStart = delimiterStart + previousConsecutiveDelimiters;
}
if (consecutiveDelimiters == 0)
{
preceding = x;
}
if (cancelled)
{
cancelled = false;
}
else if (x == '\\')
{
cancelled = true;
}
}
if (consecutiveDelimiters == 0)
{
string textToInsert = text.Substring(opStart, text.Length - opStart);
if (textToInsert != "")
{
var textOps = new Ops().Insert(textToInsert);
opsList.Add(textOps);
}
}
else
{
string textToInsert = text.Substring(opStart, delimiterStart - opStart);
if (textToInsert != "")
{
var textOps = new Ops().Insert(textToInsert);
opsList.Add(textOps);
}
var delimiterOps = new Ops().Insert(
text.Substring(delimiterStart, consecutiveDelimiters)
);
opsList.Add(delimiterOps);
delimiterStack = new Delimiter(
delimiterOps,
opsList.Count - 1,
delimiterType,
consecutiveDelimiters,
preceding,
null,
delimiterStack
);
if (delimiterStack.Previous is not null)
{
delimiterStack.Previous.Next = delimiterStack;
}
}
var openersBottom = new Dictionary <ValueTuple <EmphasisType, DelimiterType>, Delimiter>();
foreach (var emphasis in new List <EmphasisType>()
{
EmphasisType.Italic, EmphasisType.Bold
})
{
foreach (var delimiter in new List <DelimiterType>()
{
DelimiterType.Asterisk, DelimiterType.Underscore
})
{
openersBottom.Add((emphasis, delimiter), null);
}
}
var currentDelimiter = delimiterStack;
while (currentDelimiter?.Previous is not null)
{
currentDelimiter = currentDelimiter.Previous;
}
while (currentDelimiter is not null)
{
if (!currentDelimiter.OpenerOrCloser[EmphasisType.Italic].HasFlag(OpenerOrCloserType.Closer) &&
!currentDelimiter.OpenerOrCloser[EmphasisType.Bold].HasFlag(OpenerOrCloserType.Closer))
{
currentDelimiter = currentDelimiter.Next;
continue;
}
var possibleEmphasis = new List <EmphasisType>();
if (currentDelimiter.OpenerOrCloser[EmphasisType.Bold].HasFlag(OpenerOrCloserType.Closer))
{
possibleEmphasis.Add(EmphasisType.Bold);
}
if (currentDelimiter.OpenerOrCloser[EmphasisType.Italic].HasFlag(OpenerOrCloserType.Closer))
{
possibleEmphasis.Add(EmphasisType.Italic);
}
var currentOpenerBottoms = possibleEmphasis.Select(
emphasis => openersBottom[(emphasis, currentDelimiter.DelimiterChar)]
