AvalonStudio.TextEditor.Indentation.DefaultIndentationStrategy.IndentLine C# (CSharp) Метод

		public virtual int IndentLine(TextDocument document, DocumentLine line, int caretOffset)
		{
			if (document == null)
				throw new ArgumentNullException("document");
			if (line == null)
				throw new ArgumentNullException("line");

			var previousLine = line.PreviousLine;
			if (previousLine != null)
			{
				var indentationSegment = TextUtilities.GetWhitespaceAfter(document, previousLine.Offset);
				var indentation = document.GetText(indentationSegment);
				// copy indentation to line
				indentationSegment = TextUtilities.GetWhitespaceAfter(document, line.Offset);
				document.Replace(indentationSegment, indentation);
			}

			return caretOffset;
		}