namespace Microsoft.CSharp.RuntimeBinder.Semantics { internal abstract class ExprWithArgs : ExprWithType { public ExprMemberGroup MemberGroup { get; set; } public Expr OptionalArguments { get; set; } protected ExprWithArgs(ExpressionKind kind, CType type); public abstract SymWithType GetSymWithType(); } } namespace Microsoft.CSharp.RuntimeBinder.Semantics { } namespace Microsoft.CSharp.RuntimeBinder.Semantics { } namespace Microsoft.CSharp.RuntimeBinder.Semantics { }