public async Task <TypeLookupResponse> Handle(TypeLookupRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new TypeLookupResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line, request.Column));
var symbol = await SymbolFinder.FindSymbolAtPositionAsync(semanticModel, position, _workspace);
if (symbol != null)
{
response.Type = symbol.Kind == SymbolKind.NamedType ?
symbol.ToDisplayString(DefaultFormat) :
symbol.ToMinimalDisplayString(semanticModel, position);
if (request.IncludeDocumentation)
{
response.Documentation = DocumentationConverter.ConvertDocumentation(symbol.GetDocumentationCommentXml(), _formattingOptions.NewLine);
response.StructuredDocumentation = DocumentationConverter.GetStructuredDocumentation(symbol, _formattingOptions.NewLine);
}
}
}
return(response);
}
private static SignatureHelpItem BuildSignature(IMethodSymbol symbol)
{
var signature = new SignatureHelpItem();
signature.Documentation = symbol.GetDocumentationCommentXml();
signature.Name = symbol.MethodKind == MethodKind.Constructor ? symbol.ContainingType.Name : symbol.Name;
signature.Label = symbol.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat);
signature.StructuredDocumentation = DocumentationConverter.GetStructuredDocumentation(symbol);
signature.Parameters = symbol.Parameters.Select(parameter =>
{
return(new SignatureHelpParameter()
{
Name = parameter.Name,
Label = parameter.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat),
Documentation = signature.StructuredDocumentation.GetParameterText(parameter.Name)
});
});
return(signature);
}