Boo.Lang.Compiler.Steps.ProcessMethodBodies.ProcessNamedArgument C# (CSharp) Метод

        private bool ProcessNamedArgument(ExpressionPair arg)
        {
            Visit(arg.Second);
            if (NodeType.ReferenceExpression != arg.First.NodeType)
            {
                Error(arg.First, CompilerErrorFactory.NamedParameterMustBeIdentifier(arg));
                return false;
            }
            return true;
        }