public override CharGroup Negate()
{
switch (_value)
{
case CharClass.Digit:
return(CharGroup.Create(CharClass.NotDigit));
case CharClass.WordChar:
return(CharGroup.Create(CharClass.NotWordChar));
case CharClass.WhiteSpace:
return(CharGroup.Create(CharClass.NotWhiteSpace));
case CharClass.NotDigit:
return(CharGroup.Create(CharClass.Digit));
case CharClass.NotWordChar:
return(CharGroup.Create(CharClass.WordChar));
case CharClass.NotWhiteSpace:
return(CharGroup.Create(CharClass.WhiteSpace));
}
return(null);
}
/// <summary> /// Converts the current instance of the <see cref="CharGrouping"/> to the negative character group. /// </summary> /// <returns></returns> public CharGroup ToNegativeGroup() => CharGroup.Create(this, true);
/// <summary> /// Converts the current instance of the <see cref="CharGrouping"/> to the positive character group. /// </summary> /// <returns></returns> public CharGroup ToGroup() => CharGroup.Create(this, false);
internal CharGroupCharGroup(CharGroup group, bool negative)
{
_group = group ?? throw new ArgumentNullException(nameof(group));
Negative = negative;
}
public override CharGroup Negate() => CharGroup.Create(_block, !_negative);
public override CharGroup Negate() => CharGroup.Create(_category, !_negative);
public override CharGroup Negate() => CharGroup.Create(_value, true);