CSharpOutline.TextRegion.AsOutliningRegionTag C# (CSharp) Метод

        public TagSpan<IOutliningRegionTag> AsOutliningRegionTag()
        {
            SnapshotSpan span = this.AsSnapshotSpan();
            string hoverText = span.GetText();
            // removing first empty line
            string[] lines = hoverText.Split(new string[] { "\r\n" }, StringSplitOptions.None);

            string tabSpaces = new string(' ', Tagger.TabSize);

            int empty = 0;
            while (empty < lines.Length && string.IsNullOrWhiteSpace(lines[empty]))
                empty++;

            string[] textLines = new string[Math.Min(lines.Length - empty, 25)];
            for (int i = 0; i < textLines.Length; i++)
                textLines[i] = lines[i + empty].Replace("\t", tabSpaces);

            //removing redundant indentation
            //calculating minimal indentation
            int minIndent = int.MaxValue;
            foreach (string s in textLines)
                minIndent = Math.Min(minIndent, GetIndentation(s));

            // allocating a bit larger buffer
            StringBuilder builder = new StringBuilder(hoverText.Length);

            for (int i = 0; i < textLines.Length - 1; i++)
            {
                // unindenting every line
                builder.AppendLine(textLines[i].Length > minIndent ? textLines[i].Substring(minIndent) : "");
            }

            // using Append() instead of AppendLine() to prevent extra newline
            if (textLines.Length == lines.Length - empty)
                builder.Append(textLines[textLines.Length - 1].Length > minIndent ? textLines[textLines.Length - 1].Substring(minIndent) : "");
            else
                builder.Append("...");

            return new TagSpan<IOutliningRegionTag>(span, new OutliningRegionTag(false, false, GetCollapsedText(), builder.ToString()));
            //return new TagSpan<IOutliningRegionTag>(span, new OutliningRegionTag(false, false, GetCollapsedText(), hoverText));
        }