internal async Task <IEnumerable <CompletionItem> > GetItemsAsync()
{
// modifiers* override modifiers* type? |
if (!TryCheckForTrailingTokens(_position))
{
return(null);
}
var startToken = _provider.FindStartingToken(_syntaxTree, _position, _cancellationToken);
if (startToken.Parent == null)
{
return(null);
}
var semanticModel = await _document.ReuseExistingSpeculativeModelAsync(startToken.Parent, _cancellationToken).ConfigureAwait(false);
if (!_provider.TryDetermineReturnType(startToken, semanticModel, _cancellationToken, out var returnType, out var tokenAfterReturnType) ||
!_provider.TryDetermineModifiers(tokenAfterReturnType, _text, _startLineNumber, out var seenAccessibility, out var modifiers) ||
!TryDetermineOverridableMembers(semanticModel, startToken, seenAccessibility, out var overridableMembers))
{
return(null);
}
overridableMembers = _provider.FilterOverrides(overridableMembers, returnType);
var resolvableMembers = overridableMembers.Where(m => CanResolveSymbolKey(m, semanticModel.Compilation));
return(overridableMembers.Select(m => CreateItem(
m, semanticModel, startToken, modifiers)).ToList());
}
internal async Task <IEnumerable <CompletionItem> > GetItemsAsync()
{
// modifiers* override modifiers* type? |
if (!TryCheckForTrailingTokens(_position))
{
return(null);
}
var startToken = _provider.FindStartingToken(_syntaxTree, _position, _cancellationToken);
if (startToken.Parent == null)
{
return(null);
}
var semanticModel = await _document.GetSemanticModelForNodeAsync(startToken.Parent, _cancellationToken).ConfigureAwait(false);
ITypeSymbol returnType;
DeclarationModifiers modifiers;
Accessibility seenAccessibility;
SyntaxToken tokenAfterReturnType;
ISet <ISymbol> overridableMembers;
if (!_provider.TryDetermineReturnType(startToken, semanticModel, _cancellationToken, out returnType, out tokenAfterReturnType) ||
!_provider.TryDetermineModifiers(tokenAfterReturnType, _text, _startLineNumber, out seenAccessibility, out modifiers) ||
!TryDetermineOverridableMembers(semanticModel, startToken, seenAccessibility, out overridableMembers))
{
return(null);
}
overridableMembers = _provider.FilterOverrides(overridableMembers, returnType);
var symbolDisplayService = _document.GetLanguageService <ISymbolDisplayService>();
return(overridableMembers.Select(m => CreateItem(
m, _span, symbolDisplayService, semanticModel, startToken, modifiers)).ToList());
}