C# (CSharp) Microsoft.CSharp.RuntimeBinder.Semantics ExprFactory.CreateProperty Examples

CreateProperty() public method

public CreateProperty ( CType pType, EXPR pOptionalObject ) : Microsoft.CSharp.RuntimeBinder.Semantics.EXPRPROP
pType	CType
pOptionalObject	EXPR
return	Microsoft.CSharp.RuntimeBinder.Semantics.EXPRPROP

Example #1

        // Create an expr for exprSrc.Value where exprSrc.type is a NullableType.
        private static Expr BindNubValue(Expr exprSrc)
        {
            Debug.Assert(exprSrc != null && exprSrc.Type is NullableType);

            // For new T?(x), the answer is x.
            if (IsNullableConstructor(exprSrc, out ExprCall call))
            {
                Expr args = call.OptionalArguments;
                Debug.Assert(args != null && !(args is ExprList));
                return(args);
            }

            NullableType     nubSrc    = (NullableType)exprSrc.Type;
            CType            typeBase  = nubSrc.UnderlyingType;
            AggregateType    ats       = nubSrc.GetAts();
            PropertySymbol   prop      = PredefinedMembers.GetProperty(PREDEFPROP.PP_G_OPTIONAL_VALUE);
            PropWithType     pwt       = new PropWithType(prop, ats);
            MethPropWithInst mpwi      = new MethPropWithInst(prop, ats);
            ExprMemberGroup  pMemGroup = ExprFactory.CreateMemGroup(exprSrc, mpwi);

            return(ExprFactory.CreateProperty(typeBase, null, null, pMemGroup, pwt, null));
        }