public IEnumerable <CompilationMessage> Draw(SKSurface surface, SKSizeI drawingSize)
        {
            var messages = new List <CompilationMessage>();

            if (ScriptType != null && drawMethod == null)
            {
                drawMethod = ScriptType.GetMethod(
                    "Draw",
                    BindingFlags.Static | BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.InvokeMethod,
                    null,
                    new[] { typeof(SKCanvas), typeof(int), typeof(int) },
                    null);

                if (drawMethod == null)
                {
                    messages.Add(new CompilationMessage
                    {
                        Message  = "Unable to find entry method 'void Draw(SKCanvas canvas, int width, int height)'.",
                        Severity = CompilationMessageSeverity.Error
                    });
                }
                else if (!drawMethod.IsStatic)
                {
                    instance = Activator.CreateInstance(ScriptType, new[] { new object[2] });
                }
            }

            try
            {
                drawMethod?.Invoke(instance, new object[] { surface.Canvas, drawingSize.Width, drawingSize.Height });
            }
            catch (Exception ex)
            {
                if (ex is TargetInvocationException tiex)
                {
                    ex = tiex.InnerException;
                }

                messages.Add(new CompilationMessage
                {
                    Message  = $"An error occured during execution: {ex.Message}",
                    Severity = CompilationMessageSeverity.Error
                });
            }

            return(messages);
        }