private static CompletionDescription DecodeDescription(string encoded)
{
var parts = encoded.Split(s_descriptionSeparators).Select(t => t.Unescape('\\')).ToArray();
var builder = ImmutableArray <TaggedText> .Empty.ToBuilder();
for (int i = 0; i < parts.Length; i += 2)
{
builder.Add(new TaggedText(parts[i], parts[i + 1]));
}
return(CompletionDescription.Create(builder.ToImmutable()));
}
public static async Task <CompletionDescription> CreateDescriptionAsync(
Workspace workspace, SemanticModel semanticModel, int position, IReadOnlyList <ISymbol> symbols, SupportedPlatformData supportedPlatforms, CancellationToken cancellationToken)
{
var symbolDisplayService = workspace.Services.GetLanguageServices(semanticModel.Language).GetService <ISymbolDisplayService>();
var formatter = workspace.Services.GetLanguageServices(semanticModel.Language).GetService <IDocumentationCommentFormattingService>();
// TODO(cyrusn): Figure out a way to cancel this.
var symbol = symbols[0];
var sections = await symbolDisplayService.ToDescriptionGroupsAsync(workspace, semanticModel, position, ImmutableArray.Create(symbol), cancellationToken).ConfigureAwait(false);
if (!sections.ContainsKey(SymbolDescriptionGroups.MainDescription))
{
return(CompletionDescription.Empty);
}
var textContentBuilder = new List <TaggedText>();
textContentBuilder.AddRange(sections[SymbolDescriptionGroups.MainDescription]);
switch (symbol.Kind)
{
case SymbolKind.Method:
case SymbolKind.NamedType:
if (symbols.Count > 1)
{
var overloadCount = symbols.Count - 1;
var isGeneric = symbol.GetArity() > 0;
textContentBuilder.AddSpace();
textContentBuilder.AddPunctuation("(");
textContentBuilder.AddPunctuation("+");
textContentBuilder.AddText(NonBreakingSpaceString + overloadCount.ToString());
AddOverloadPart(textContentBuilder, overloadCount, isGeneric);
textContentBuilder.AddPunctuation(")");
}
break;
}
AddDocumentationPart(textContentBuilder, symbol, semanticModel, position, formatter, cancellationToken);
if (sections.TryGetValue(SymbolDescriptionGroups.AwaitableUsageText, out var parts))
{
textContentBuilder.AddRange(parts);
}
if (sections.TryGetValue(SymbolDescriptionGroups.AnonymousTypes, out parts))
{
if (!parts.IsDefaultOrEmpty)
{
textContentBuilder.AddLineBreak();
textContentBuilder.AddLineBreak();
textContentBuilder.AddRange(parts);
}
}
if (supportedPlatforms != null)
{
textContentBuilder.AddLineBreak();
textContentBuilder.AddRange(supportedPlatforms.ToDisplayParts().ToTaggedText());
}
return(CompletionDescription.Create(textContentBuilder.AsImmutable()));
}