public int?GetDesiredIndentation(ITextSnapshotLine line)
{
var snapshot = line.Snapshot;
var treeTask = parserService.GetSyntaxTree(snapshot);
indentSize = textView.Options.GetOptionValue(DefaultOptions.IndentSizeOptionId);
treeTask.Wait(100);
if (!treeTask.IsCompleted)
{
return(null);
}
var root = treeTask.Result;
var lineStartPosition = line.Start.Position;
var indent = FindTotalParentChainIndent(
root,
lineStartPosition,
currentPosition: 0,
indent: 0,
indentSize: indentSize);
return(indent);
}
public int?GetDesiredIndentation(ITextSnapshotLine line)
{
var snapshot = line.Snapshot;
var treeTask = parserService.GetSyntaxTree(snapshot);
treeTask.Wait(100);
if (!treeTask.IsCompleted)
{
return(null);
}
var root = treeTask.Result;
var lineStartPosition = line.Start.Position;
var indent = FindTotalParentChainIndent(root, lineStartPosition, 0, 0);
return(indent);
}
public void UncommentSelection(ITextView textView)
{
var snapshot = textView.TextSnapshot;
var treeTask = parserService.GetSyntaxTree(snapshot);
treeTask.Wait(100);
if (!treeTask.IsCompleted)
{
return;
}
var root = treeTask.Result;
var selection = textView.Selection;
List <TextSpan> commentedSpans = new List <TextSpan>();
int priorCount = 0;
foreach (var selectedSpan in selection.SelectedSpans)
{
bool allowLineUncomment = true;
if (selectedSpan.IsEmpty)
{
// For point selection, first see which comments are returned for the point span
// If the strictly inside a commented node, just uncommented that node
// otherwise, allow line uncomment
var selectionCommentedSpans = root.GetCommentedSpans(new TextSpan(selectedSpan.Start, 0)).ToList();
foreach (var selectionCommentedSpan in selectionCommentedSpans)
{
if (selectionCommentedSpan.Contains(selectedSpan.Start) &&
selectionCommentedSpan.Start != selectedSpan.Start &&
selectionCommentedSpan.End != selectedSpan.Start)
{
commentedSpans.Add(selectionCommentedSpan);
allowLineUncomment = false;
break;
}
}
}
if (allowLineUncomment)
{
var desiredCommentSpan = GetDesiredCommentSpan(snapshot, selectedSpan);
priorCount = commentedSpans.Count;
commentedSpans.AddRange(root.GetCommentedSpans(desiredCommentSpan));
}
}
var textBuffer = textView.TextBuffer;
int beginCommentLength = "<!--".Length;
int endCommentLength = "-->".Length;
using (var edit = textBuffer.CreateEdit())
{
foreach (var commentSpan in commentedSpans)
{
edit.Delete(commentSpan.Start, beginCommentLength);
edit.Delete(commentSpan.End - endCommentLength, endCommentLength);
}
edit.Apply();
}
}