public override string ToString()
{
if (success)
{
var result = new StringBuilder("%(");
Slicer slicer = visibleSpaces(input);
foreach (var match in matches)
{
slicer.Reset();
slicer[match.Index, match.Length] = "§".Repeat(match.Length);
for (var i = 1; i < match.Groups.Length; i++)
{
var(_, index, length) = match.Groups[i];
slicer.Reset();
slicer[index, length] = "‡".Repeat(length);
}
}
result.Append(slicer);
result.Append(")");
return(result.ToString());
}
return("%(Failure)");
}