/// <summary>
/// Roslyn can be a little bit slow to warm up, which can cause lag when the
/// user first starts typing / evaluating code. Do the warm up in a background
/// thread beforehand to improve the user experience.
/// </summary>
private Task BackgroundInitializationAsync()
{
const string initializationCode = @"using System; Console.WriteLine(""Hello""); ""World""";
return(Task.WhenAll(
replServices.HighlightAsync(Guid.Empty, initializationCode),
replServices.CompleteCodeAsync(Guid.Empty, initializationCode, initializationCode.Length),
replServices.AppendEvaluationAsync(Guid.Empty, initializationCode, new NullLogger())
));
}
/// <summary>
/// Roslyn can be a little bit slow to warm up, which can cause lag when the
/// user first starts typing / evaluating code. Do the warm up in a background
/// thread beforehand to improve the user experience.
/// </summary>
private Task BackgroundInitializationAsync()
{
const string initializationCode = @"using System; Console.WriteLine(""Hello""); ""World""";
return(Task.WhenAll(
services.HighlightAsync(0, initializationCode),
services.CompleteCodeAsync(0, initializationCode),
services.EvaluateAsync(0, initializationCode)
));
}
protected override void ColorizeLine(DocumentLine line)
{
if (line.Length == 0)
{
return;
}
string text = CurrentContext.Document.GetText(line);
var spans = replServices
.HighlightAsync(lineNumber, text)
.Result;
foreach (var span in spans)
{
base.ChangeLinePart(line.Offset + span.Start, line.Offset + span.End, part =>
{
part.TextRunProperties.SetForegroundBrush(new SolidColorBrush(span.Color));
});
}
}
protected async override Task ColorizeLineAsync(DocumentLine line, DocumentContext context, IList <VisualLineElement> elements)
{
if (line.Length == 0)
{
return;
}
string text = context.CurrentContext.Document.GetText(line);
var spans = await replServices.HighlightAsync(lineNumber, text);
int offset = line.Offset;
foreach (var span in spans)
{
base.ChangeLinePart(offset + span.Start, offset + span.End, elements, context, part =>
{
part.TextRunProperties.SetForegroundBrush(new SolidColorBrush(span.Color));
});
}
}