private bool IsPunctuation(UChar letter)
{
return
(CC.Cl01(letter) || CC.Cl02(letter) || CC.Cl03(letter) ||
CC.Cl04(letter) || CC.Cl05(letter) || CC.Cl06(letter) ||
CC.Cl07(letter));
}
private bool IsPunctuation(string letter)
{
return(letter.Length == 1 &&
(CC.Cl01(letter[0]) || CC.Cl02(letter[0]) || CC.Cl03(letter[0]) ||
CC.Cl04(letter[0]) || CC.Cl05(letter[0]) || CC.Cl06(letter[0]) ||
CC.Cl07(letter[0])));
}
public static IEnumerable <UChar> Filter(IEnumerable <UChar> xs)
{
bool isPrevDividingPunctuation = false;
foreach (var x in xs)
{
if (isPrevDividingPunctuation)
{
if (x != fullWidthSpace)
{
yield return(x);
}
}
else
{
yield return(x);
}
isPrevDividingPunctuation = CC.Cl04(x);
}
}
public static SpaceType GetSpaceType(this UChar letter)
{
if (CC.Cl07(letter) || CC.Cl06(letter) || CC.Cl02(letter))
{
return(SpaceType.Closing);
}
else if (CC.Cl01(letter))
{
return(SpaceType.Opening);
}
else if (CC.Cl04(letter))
{
return(SpaceType.DividingPunctuation);
}
else if (CC.Cl05(letter))
{
return(SpaceType.MiddleDots);
}
else
{
return(SpaceType.Normal);
}
}
/// <summary>
/// 行頭禁則
/// </summary>
private static bool DoViolateLineStartProhibitionRule(UChar following)
{
return(CC.Cl02(following) || CC.Cl04(following) || CC.Cl06(following) || CC.Cl07(following) || CC.Cl09(following));
}