Mono.TextEditor.TextDocument.GetFoldingsFromOffset C# (CSharp) Method

		public IEnumerable<FoldSegment> GetFoldingsFromOffset (int offset)
		{
			if (offset < 0 || offset >= TextLength)
				return new FoldSegment[0];
			return foldSegmentTree.GetSegmentsAt (offset);
		}
		

		int FindNextWordOffset (TextDocument doc, int offset, bool subword)
		{
			if (offset + 1 >= doc.TextLength)
				return doc.TextLength;
			int result = offset + 1;
			CC previous = SW.GetCharacterClass (doc.GetCharAt (result), subword, includeUnderscore);
			bool inIndentifier = previous != CC.Unknown && previous != CC.Whitespace;			
			while (result < doc.TextLength) {
				char ch = doc.GetCharAt (result);
				CC current = SW.GetCharacterClass (ch, subword, includeUnderscore);
				
				//camelCase / PascalCase splitting
				if (subword) {
					if (current == CC.Digit && (previous != CC.Digit || (result-1 == offset && !Char.IsDigit (doc.GetCharAt (result-1))))) {
						break;
					} else if (previous == CC.Digit && current != CC.Digit) {
						break;
					} else if (current == CC.UppercaseLetter && previous != CC.UppercaseLetter) {
						break;
					} else if (current == CC.LowercaseLetter && previous == CC.UppercaseLetter && result - 2 > 0
					           && SW.GetCharacterClass (doc.GetCharAt (result - 2), subword, includeUnderscore) != CC.LowercaseLetter)
					{
						result--;
						break;
					}
				}
				
				//else break at end of identifiers
				if (previous != CC.Unknown && previous != CC.Whitespace) {
					inIndentifier = true;
				} else if (inIndentifier) {
					result--;
					break;
				}
				previous = current;
				result++;
			}
			foreach (FoldSegment segment in doc.GetFoldingsFromOffset (result)) {
				if (segment.IsFolded)
					result = System.Math.Max (result, segment.EndLine.Offset + segment.EndColumn);
			}
			return result;
		}