public async Task<QuickFixResponse> FindImplementations(Request request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new QuickFixResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var symbol = SymbolFinder.FindSymbolAtPosition(semanticModel, position, _workspace);
var quickFixes = new List<QuickFix>();
var implementations = await SymbolFinder.FindImplementationsAsync(symbol, _workspace.CurrentSolution);
await AddQuickFixes(quickFixes, implementations);
var overrides = await SymbolFinder.FindOverridesAsync(symbol, _workspace.CurrentSolution);
await AddQuickFixes(quickFixes, overrides);
var derivedTypes = await GetDerivedTypes(symbol);
await AddQuickFixes(quickFixes, derivedTypes);
response = new QuickFixResponse(quickFixes.OrderBy(q => q.FileName)
.ThenBy(q => q.Line)
.ThenBy(q => q.Column));
}
return response;
}
public async Task<QuickFixResponse> FindUsages(FindUsagesRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new QuickFixResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var symbol = SymbolFinder.FindSymbolAtPosition(semanticModel, position, _workspace);
var definition = await SymbolFinder.FindSourceDefinitionAsync(symbol, _workspace.CurrentSolution);
var usages = request.OnlyThisFile
? await SymbolFinder.FindReferencesAsync(definition ?? symbol, _workspace.CurrentSolution, ImmutableHashSet.Create(document))
: await SymbolFinder.FindReferencesAsync(definition ?? symbol, _workspace.CurrentSolution);
var locations = new List<Location>();
foreach (var usage in usages.Where(u => u.Definition.CanBeReferencedByName || (symbol as IMethodSymbol)?.MethodKind == MethodKind.Constructor))
{
foreach (var location in usage.Locations)
{
locations.Add(location.Location);
}
if (!request.ExcludeDefinition)
{
var definitionLocations = usage.Definition.Locations
.Where(loc => loc.IsInSource && (!request.OnlyThisFile || loc.SourceTree.FilePath == request.FileName));
foreach (var location in definitionLocations)
{
locations.Add(location);
}
}
}
var quickFixTasks = locations.Select(async l => await GetQuickFix(l));
var quickFixes = await Task.WhenAll(quickFixTasks);
response = new QuickFixResponse(quickFixes.Distinct()
.OrderBy(q => q.FileName)
.ThenBy(q => q.Line)
.ThenBy(q => q.Column));
}
return response;
}