public static string TakeWhileNot(this Subject subject, CharSet chars, long max = int.MaxValue)
{
var start = subject.Index;
var index = start;
max = Math.Min(start + max, subject.Text.Length);
while (index < max && !chars.Contains(subject.Text[index]))
{
index += 1;
}
return(index > start?subject.Take(index - start) : "");
}
public static string TakeWhileNot(this Subject subject, Func <char, bool> predicate, long max = int.MaxValue)
{
var start = subject.Index;
var index = start;
max = Math.Min(start + max, subject.Text.Length);
while (index < max && !predicate(subject.Text[index]))
{
index += 1;
}
return(index > start?subject.Take(index - start) : "");
}
public static string TakeWhile(this Subject subject, char c, long max = int.MaxValue)
{
var start = subject.Index;
var index = start;
max = Math.Min(start + max, subject.Text.Length);
while (index < max && subject.Text[index] == c)
{
index += 1;
}
return(index > start?subject.Take(index - start) : "");
}
