private async Task <(ExcerptResult, SourceText)> ExcerptAsync(SourceText sourceText, DocumentSpan documentSpan)
{
var excerptService = documentSpan.Document.Services.GetService <IDocumentExcerptService>();
if (excerptService != null)
{
var result = await excerptService.TryExcerptAsync(documentSpan.Document, documentSpan.SourceSpan, ExcerptMode.SingleLine, CancellationToken).ConfigureAwait(false);
if (result != null)
{
return(result.Value, AbstractDocumentSpanEntry.GetLineContainingPosition(result.Value.Content, result.Value.MappedSpan.Start));
}
}
var classificationResult = await ClassifiedSpansAndHighlightSpanFactory.ClassifyAsync(documentSpan, CancellationToken).ConfigureAwait(false);
// need to fix the span issue tracking here - https://github.com/dotnet/roslyn/issues/31001
var excerptResult = new ExcerptResult(
sourceText,
classificationResult.HighlightSpan,
classificationResult.ClassifiedSpans,
documentSpan.Document,
documentSpan.SourceSpan);
return(excerptResult, AbstractDocumentSpanEntry.GetLineContainingPosition(sourceText, documentSpan.SourceSpan.Start));
}
public async Task <ExcerptResult?> TryExcerptAsync(
Document document,
TextSpan span,
ExcerptMode mode,
CancellationToken cancellationToken
)
{
var razorMode = mode switch
{
ExcerptMode.SingleLine => RazorExcerptMode.SingleLine,
ExcerptMode.Tooltip => RazorExcerptMode.Tooltip,
_ => throw new InvalidEnumArgumentException($"Unsupported enum type {mode}."),
};
var nullableRazorExcerpt = await _razorDocumentExcerptService
.TryExcerptAsync(document, span, razorMode, cancellationToken)
.ConfigureAwait(false);
if (nullableRazorExcerpt == null)
{
return(null);
}
var razorExcerpt = nullableRazorExcerpt.Value;
var roslynExcerpt = new ExcerptResult(
razorExcerpt.Content,
razorExcerpt.MappedSpan,
razorExcerpt.ClassifiedSpans,
razorExcerpt.Document,
razorExcerpt.Span
);
return(roslynExcerpt);
}
public static DocumentSpanEntry?TryCreate(
AbstractTableDataSourceFindUsagesContext context,
RoslynDefinitionBucket definitionBucket,
DocumentSpan documentSpan,
HighlightSpanKind spanKind,
MappedSpanResult mappedSpanResult,
ExcerptResult excerptResult,
SourceText lineText,
SymbolUsageInfo symbolUsageInfo,
ImmutableDictionary <string, string> customColumnsData
)
{
var document = documentSpan.Document;
var(guid, projectName, projectFlavor) = GetGuidAndProjectInfo(document);
var entry = new DocumentSpanEntry(
context,
definitionBucket,
projectName,
projectFlavor,
guid,
spanKind,
mappedSpanResult,
excerptResult,
lineText,
symbolUsageInfo,
customColumnsData
);
// Because of things like linked files, we may have a reference up in multiple
// different locations that are effectively at the exact same navigation location
// for the user. i.e. they're the same file/span. Showing multiple entries for these
// is just noisy and gets worse and worse with shared projects and whatnot. So, we
// collapse things down to only show a single entry for each unique file/span pair.
var winningEntry = definitionBucket.GetOrAddEntry(documentSpan, entry);
// If we were the one that successfully added this entry to the bucket, then pass us
// back out to be put in the ui.
if (winningEntry == entry)
{
return(entry);
}
// We were not the winner. Add our flavor to the entry that already exists, but throw
// away the item we created as we do not want to add it to the ui.
winningEntry.AddFlavor(projectFlavor);
return(null);
}
public DocumentSpanEntry(
AbstractTableDataSourceFindUsagesContext context,
RoslynDefinitionBucket definitionBucket,
HighlightSpanKind spanKind,
string documentName,
Guid projectGuid,
MappedSpanResult mappedSpanResult,
ExcerptResult excerptResult,
SourceText lineText,
ImmutableDictionary <string, string> customColumnsData)
: base(context,
definitionBucket,
documentName,
projectGuid,
lineText,
mappedSpanResult)
{
_spanKind = spanKind;
_excerptResult = excerptResult;
_customColumnsData = customColumnsData;
}
private DocumentSpanEntry(
AbstractTableDataSourceFindUsagesContext context,
RoslynDefinitionBucket definitionBucket,
string rawProjectName,
string?projectFlavor,
Guid projectGuid,
HighlightSpanKind spanKind,
MappedSpanResult mappedSpanResult,
ExcerptResult excerptResult,
SourceText lineText,
SymbolUsageInfo symbolUsageInfo,
ImmutableDictionary <string, string> customColumnsData)
: base(context, definitionBucket, projectGuid, lineText, mappedSpanResult)
{
_spanKind = spanKind;
_excerptResult = excerptResult;
_symbolReferenceKinds = symbolUsageInfo.ToSymbolReferenceKinds();
_customColumnsData = customColumnsData;
_rawProjectName = rawProjectName;
this.AddFlavor(projectFlavor);
}
