private static void AddAliasSymbolToResult(LookupSymbolsInfo result, AliasSymbol aliasSymbol, LookupOptions options, Binder originalBinder)
{
var targetSymbol = aliasSymbol.GetAliasTarget(basesBeingResolved: null);
if (originalBinder.CanAddLookupSymbolInfo(targetSymbol, options, result, accessThroughType: null, aliasSymbol: aliasSymbol))
{
result.AddSymbol(aliasSymbol, aliasSymbol.Name, 0);
}
}
protected override void AddLookupSymbolsInfoInSingleBinder(LookupSymbolsInfo result, LookupOptions options, Binder originalBinder)
{
if (options.CanConsiderLocals())
{
foreach (var parameter in _parameters)
{
if (originalBinder.CanAddLookupSymbolInfo(parameter, options, result, null))
{
result.AddSymbol(parameter, parameter.Name, 0);
}
}
}
}
protected override void AddLookupSymbolsInfoInSingleBinder(LookupSymbolsInfo result, LookupOptions options, Binder originalBinder)
{
Debug.Assert(options.AreValid());
if ((options & LookupOptions.LabelsOnly) != 0)
{
if (this.LabelsMap != null)
{
foreach (var label in this.LabelsMap)
{
result.AddSymbol(label.Value, label.Key, 0);
}
}
}
if (options.CanConsiderLocals())
{
if (this.LocalsMap != null)
{
foreach (var local in this.LocalsMap)
{
if (originalBinder.CanAddLookupSymbolInfo(local.Value, options, result, null))
{
result.AddSymbol(local.Value, local.Key, 0);
}
}
}
if (this.LocalFunctionsMap != null)
{
foreach (var local in this.LocalFunctionsMap)
{
if (originalBinder.CanAddLookupSymbolInfo(local.Value, options, result, null))
{
result.AddSymbol(local.Value, local.Key, 0);
}
}
}
}
}
protected override void AddLookupSymbolsInfoInSingleBinder(LookupSymbolsInfo result, LookupOptions options, Binder originalBinder)
{
if (CanConsiderTypeParameters(options))
{
foreach (var kvp in TypeParameterMap)
{
foreach (TypeParameterSymbol typeParameter in kvp.Value)
{
// In any context where this binder applies, the type parameters are always viable/speakable.
Debug.Assert(!result.CanBeAdded(typeParameter.Name) || originalBinder.CanAddLookupSymbolInfo(typeParameter, options, result, null));
result.AddSymbol(typeParameter, kvp.Key, 0);
}
}
}
}
private static void AddLookupSymbolsInfoInUsings(
ImmutableArray <NamespaceOrTypeAndImportDirective> usings, LookupSymbolsInfo result, LookupOptions options, Binder originalBinder)
{
if (originalBinder.Flags.Includes(BinderFlags.InScriptUsing))
{
return;
}
Debug.Assert(!options.CanConsiderNamespaces());
// look in all using namespaces
foreach (var namespaceSymbol in usings)
{
foreach (var member in namespaceSymbol.NamespaceOrType.GetMembersUnordered())
{
if (IsValidLookupCandidateInUsings(member) && originalBinder.CanAddLookupSymbolInfo(member, options, result, null))
{
result.AddSymbol(member, member.Name, member.GetArity());
}
}
}
}