protected override string Process(string input, TextWriter output)
{
var separators = Separators.Select(s => s.Match.Value);
var charLimit = Config.GetLimit(1);
var reversals = Matches.Select(m =>
{
var charStack = new Stack <char>();
m.Replacement.Each((c, i) =>
{
if (charLimit.IsInRange(i, m.Replacement.Length))
{
charStack.Push(c);
}
});
if (Config.Random)
{
var charList = charStack.ToList();
charList.Shuffle();
charStack = new Stack <char>(charList);
}
return(new string(m.Replacement.Select(
(c, i) => charLimit.IsInRange(i, m.Replacement.Length) ? charStack.Pop() : c
).ToArray()));
});
if (Config.Reverse)
{
reversals = reversals.Reverse();
}
return(separators.Riffle(reversals));
}
protected override string Process(string input, TextWriter output)
{
IEnumerable <string> sortedMatches;
if (Config.Random)
{
var matchStrings = Matches.Select(m => m.Match.Value).ToList();
matchStrings.Shuffle();
sortedMatches = matchStrings;
}
else if (Config.SortNumerically)
{
sortedMatches = from MatchContext m in Matches
let numberMatch = new Regex(@"-?\d+").Match(m.Replacement)
orderby numberMatch.Success ? int.Parse(numberMatch.Value) : 0
select m.Match.Value;
}
else
{
sortedMatches = Matches.OrderBy(m => m.Replacement, StringComparer.Ordinal).Select(m => m.Match.Value);
}
var separators = Separators.Select(s => s.Match.Value);
if (Config.Reverse)
{
sortedMatches = sortedMatches.Reverse();
}
return(separators.Riffle(sortedMatches));
}
protected override string Process(string input, TextWriter output)
{
var separators = Separators.Select(s => s.Match.Value);
var matchReplacements = Matches.Select(m => new string(
m.Replacement.Where((_, i) => Config.GetLimit(1).IsInRange(i, m.Replacement.Length)).ToArray()
));
if (Config.Reverse)
{
matchReplacements = matchReplacements.Reverse();
}
return(separators.Riffle(matchReplacements));
}
protected override string Process(string input, TextWriter output)
{
var separators = Separators.Select(s => s.Match.Value);
int paddingWidth = Matches.Select(m => m.Replacement.Length).Aggregate(Math.Max);
string padString = Config.StringParam ?? " ";
if (!Config.Reverse)
{
padString = new string(Enumerable.Range(0, paddingWidth).Select(
i => padString[i % padString.Length]
).ToArray());
}
else
{
padString = new string(Enumerable.Range(0, paddingWidth).Reverse().Select(
i => padString[padString.Length - 1 - i % padString.Length]
).ToArray());
}
var paddedMatches = Matches.Select(m =>
{
string val = m.Match.Value;
if (!Config.Reverse)
{
return(val + padString.Remove(0, Math.Min(val.Length, padString.Length)));
}
else
{
return(padString.Substring(0, Math.Max(0, padString.Length - val.Length)) + val);
}
});
return(separators.Riffle(paddedMatches));
}
