public async Task <InlayHint> Handle(InlayHintResolveRequest request)
{
if (!_cache.TryGetFromCache(request.Hint, out var roslynHint, out var document))
{
return(request.Hint);
}
var descriptionTags = await roslynHint.GetDescriptionAsync(document, CancellationToken.None);
StringBuilder stringBuilder = new StringBuilder();
MarkdownHelpers.TaggedTextToMarkdown(
descriptionTags,
stringBuilder,
_formattingOptions,
MarkdownFormat.FirstLineAsCSharp,
out _);
return(request.Hint with
{
Tooltip = stringBuilder.ToString(),
});
}
public async Task <QuickInfoResponse> Handle(QuickInfoRequest request, Document document)
{
var response = new QuickInfoResponse();
if (document is null)
{
return(response);
}
var quickInfoService = QuickInfoService.GetService(document);
if (quickInfoService is null)
{
_logger?.LogWarning($"QuickInfo service was null for {document.FilePath}");
return(response);
}
var sourceText = await document.GetTextAsync();
var position = sourceText.GetTextPosition(request);
var quickInfo = await quickInfoService.GetQuickInfoAsync(document, position);
if (quickInfo is null)
{
_logger?.LogTrace($"No QuickInfo found for {document.FilePath}:{request.Line},{request.Column}");
return(response);
}
var finalTextBuilder = new StringBuilder();
bool lastSectionHadLineBreak = true;
var description = quickInfo.Sections.FirstOrDefault(s => s.Kind == QuickInfoSectionKinds.Description);
if (description is object)
{
appendSection(description, MarkdownFormat.AllTextAsCSharp);
}
var summary = quickInfo.Sections.FirstOrDefault(s => s.Kind == QuickInfoSectionKinds.DocumentationComments);
if (summary is object)
{
appendSection(summary, MarkdownFormat.Default);
}
foreach (var section in quickInfo.Sections)
{
switch (section.Kind)
{
case QuickInfoSectionKinds.Description:
case QuickInfoSectionKinds.DocumentationComments:
continue;
case QuickInfoSectionKinds.TypeParameters:
appendSection(section, MarkdownFormat.AllTextAsCSharp);
break;
case QuickInfoSectionKinds.AnonymousTypes:
// The first line is "Anonymous Types:"
// Then we want all anonymous types to be C# highlighted
appendSection(section, MarkdownFormat.FirstLineDefaultRestCSharp);
break;
case NullabilityAnalysis:
// Italicize the nullable analysis for emphasis.
appendSection(section, MarkdownFormat.Italicize);
break;
default:
appendSection(section, MarkdownFormat.Default);
break;
}
}
response.Markdown = finalTextBuilder.ToString().Trim();
return(response);
void appendSection(QuickInfoSection section, MarkdownFormat format)
{
if (!lastSectionHadLineBreak && !section.TaggedParts.StartsWithNewline())
{
finalTextBuilder.Append(_formattingOptions.NewLine);
finalTextBuilder.Append(_formattingOptions.NewLine);
}
MarkdownHelpers.TaggedTextToMarkdown(section.TaggedParts, finalTextBuilder, _formattingOptions, format, out lastSectionHadLineBreak);
}
}