public override IList <Executable> ResolveTypes(ParserContext context, VariableScope varScope)
        {
            this.ResolvedType = this.DoTypeLookup(this.Type, context);
            if (this.InitialValue != null)
            {
                this.InitialValue = this.InitialValue.ResolveTypes(context, varScope);
            }
            else
            {
                if (this.ResolvedType.FrameworkClass != null ||
                    this.ResolvedType.CustomType != null ||
                    this.ResolvedType.PrimitiveType == "string")
                {
                    this.InitialValue = new NullConstant(this.FirstToken, this.Parent);
                    this.InitialValue.ResolvedType = this.ResolvedType;
                }
                else if (this.ResolvedType.PrimitiveType != null)
                {
                    switch (this.ResolvedType.PrimitiveType)
                    {
                    case "int":
                        this.InitialValue = new IntegerConstant(this.FirstToken, 0, this.Parent)
                        {
                            ResolvedType = ResolvedType.Int()
                        };
                        break;

                    case "double":
                        this.InitialValue = new DoubleConstant(this.FirstToken, 0.0, this.Parent)
                        {
                            ResolvedType = ResolvedType.Double()
                        };
                        break;

                    default:
                        throw new System.NotImplementedException();
                    }
                }
                else
                {
                    throw new System.NotImplementedException();
                }
            }

            varScope.DeclareVariable(this.VariableName.Value, this.ResolvedType);

            return(Listify(this));
        }