public static List <TextSpan> GetEmptyRegions(VSTextView textView)
{
List <TextSpan> allRegions = new List <TextSpan>();
List <TextSpan> textSpans = GetAllRegions(textView.GetWholeText());
for (int i = 0; i < textSpans.Count; i++)
{
TextSpan region = textSpans[i];
bool hasContent = false;
//检测start和end之间是否都是空行
for (int j = region.iStartLine + 1; j <= region.iEndLine - 1; j++)
{
string s = textView.GetOneLineText(j);
if (!string.IsNullOrEmpty(s.Trim()))
{
//region之间有内容
hasContent = true;
break;
}
}
if (!hasContent)
{
allRegions.Add(region);
}
}
return(allRegions);
}
public static List <int> GetBlankLiens(VSTextView textView)
{
List <int> lines = new List <int>();
using (IParser parser = ParserFactory.CreateParser(SupportedLanguage.CSharp, new StringReader(textView.GetWholeText())))
{
parser.ParseMethodBodies = false;
parser.Parse();
List <ISpecial> currentSpecials = parser.Lexer.SpecialTracker.CurrentSpecials;
TextSpan textSpan = new TextSpan();
foreach (ISpecial currentSpecial in currentSpecials)
{
if (currentSpecial is BlankLine)
{
BlankLine region = currentSpecial as BlankLine;
lines.Add(region.StartPosition.Line - 1);
}
}
}
return(lines);
}