<PackageReference Include="Microsoft.CSharp" Version="4.6.0" />

Microsoft.CSharp.RuntimeBinder.Semantics.EXPRQUESTIONMARK

namespace Microsoft.CSharp.RuntimeBinder.Semantics { internal class EXPRQUESTIONMARK : EXPR { public EXPR TestExpression; public EXPRBINOP Consequence; public EXPR GetTestExpression(); public void SetTestExpression(EXPR value); public EXPRBINOP GetConsequence(); public void SetConsequence(EXPRBINOP value); public EXPRQUESTIONMARK(); } }