internal override void LookupSymbolsInSingleBinder(
LookupResult result, string name, int arity, ConsList <TypeSymbol> basesBeingResolved, LookupOptions options, Binder originalBinder, bool diagnose, ref HashSet <DiagnosticInfo> useSiteDiagnostics)
{
Debug.Assert(result.IsClear);
if (IsSubmissionClass)
{
this.LookupMembersInternal(result, _container, name, arity, basesBeingResolved, options, originalBinder, diagnose, ref useSiteDiagnostics);
return;
}
var imports = GetImports(basesBeingResolved);
// first lookup members of the namespace
if ((options & LookupOptions.NamespaceAliasesOnly) == 0 && _container != null)
{
this.LookupMembersInternal(result, _container, name, arity, basesBeingResolved, options, originalBinder, diagnose, ref useSiteDiagnostics);
if (result.IsMultiViable)
{
// symbols cannot conflict with using alias names
if (arity == 0 && imports.IsUsingAlias(name, originalBinder.IsSemanticModelBinder))
{
CSDiagnosticInfo diagInfo = new CSDiagnosticInfo(ErrorCode.ERR_ConflictAliasAndMember, name, _container);
var error = new ExtendedErrorTypeSymbol((NamespaceOrTypeSymbol)null, name, arity, diagInfo, unreported: true);
result.SetFrom(LookupResult.Good(error)); // force lookup to be done w/ error symbol as result
}
return;
}
}
// next try using aliases or symbols in imported namespaces
imports.LookupSymbol(originalBinder, result, name, arity, basesBeingResolved, options, diagnose, ref useSiteDiagnostics);
}
internal override void LookupSymbolsInSingleBinder(
LookupResult result, string name, int arity, ConsList <TypeSymbol> basesBeingResolved, LookupOptions options, Binder originalBinder, bool diagnose, ref HashSet <DiagnosticInfo> useSiteDiagnostics)
{
Debug.Assert(options.AreValid());
Debug.Assert(result.IsClear);
if ((options & LookupOptions.LabelsOnly) != 0)
{
var labelsMap = this.LabelsMap;
if (labelsMap != null)
{
LabelSymbol labelSymbol;
if (labelsMap.TryGetValue(name, out labelSymbol))
{
result.MergeEqual(LookupResult.Good(labelSymbol));
}
}
return;
}
var localsMap = this.LocalsMap;
if (localsMap != null && (options & LookupOptions.NamespaceAliasesOnly) == 0)
{
LocalSymbol localSymbol;
if (localsMap.TryGetValue(name, out localSymbol))
{
result.MergeEqual(originalBinder.CheckViability(localSymbol, arity, options, null, diagnose, ref useSiteDiagnostics, basesBeingResolved));
}
}
var localFunctionsMap = this.LocalFunctionsMap;
if (localFunctionsMap != null && options.CanConsiderLocals())
{
LocalFunctionSymbol localSymbol;
if (localFunctionsMap.TryGetValue(name, out localSymbol))
{
result.MergeEqual(originalBinder.CheckViability(localSymbol, arity, options, null, diagnose, ref useSiteDiagnostics, basesBeingResolved));
}
}
}