private SymbolInfo LookupType(BinderContext underlying, TypeSyntax type, int arity = 0)
{
using (var context = new DiagnosticBufferBinderContext(underlying))
{
var result = context.BindType(type, arity);
var err = result as ErrorTypeSymbol;
if (err == null)
{
return(new SymbolInfo(result, ConsList.Singleton(result), context.Commit(false)));
}
var info = err.ErrorInfo;
var errors = context.Commit(false).ToList();
if (info != null)
{
errors.Add(new Diagnostic(info, context.Location(type)));
}
var syms = (info is CSDiagnosticInfo) ? (info as CSDiagnosticInfo).Symbols : Enumerable.Empty <Symbol>();
return(new SymbolInfo(result, syms, errors));
}
}
} // type declarations are handled by ContainerDeclaration et al.
// public override IEnumerable<MemberBinderContext> VisitEnumMemberDeclaration(EnumMemberDeclarationSyntax node, object arg)
// public override IEnumerable<MemberBinderContext> VisitEventFieldDeclaration(EventFieldDeclarationSyntax node, object unused)
// public override IEnumerable<MemberBinderContext> VisitOperatorDeclaration(OperatorDeclarationSyntax node, object unused)
// public override IEnumerable<MemberBinderContext> VisitConversionOperatorDeclaration(ConversionOperatorDeclarationSyntax node, object unused)
public override IEnumerable <MemberBuilder> VisitConstructorDeclaration(ConstructorDeclarationSyntax node, object unused)
{
return(ConsList.Singleton(new MethodMemberBuilder(container, context, node)));
}