public static IList <TextChange> GetEditsAfterKeystroke(SyntaxTree syntaxTree, int position, char character, FormattingOptions options)
{
var location = syntaxTree.MapRootFilePosition(position);
// Find span of block / statement terminated by the character just typed.
var token = ((SyntaxNode)syntaxTree.Root).FindTokenOnLeft(location);
if (token.Text != character.ToString())
{
return(new List <TextChange>());
}
// Get span of node containing this token.
var span = token.Parent.GetTextSpanRoot();
if (span == null)
{
return(new List <TextChange>());
}
return(GetEdits(syntaxTree, (SyntaxNode)syntaxTree.Root, span.Value.Span, options));
}
public static IList <TextChange> GetEdits(SyntaxTree syntaxTree, SyntaxNode syntaxNode, TextSpan textSpan, FormattingOptions options)
{
// Format.
var formattingVisitor = new FormattingVisitor(syntaxTree, textSpan, options);
formattingVisitor.Visit(syntaxNode);
return(formattingVisitor.Edits.Values);
}
