The main issue besides the dynamically loaded xaml being trimmed out (avoided for now by rooting the control catalog assembly) is that it seems to not like using sprintf in views, e.g.
Unhandled Exception: System.NotSupportedException: 'Microsoft.FSharp.Core.PrintfImpl+Specializations`3[Microsoft.FSharp.Core.Unit,System.String,System.String].CaptureFinal1[System.Int32](Microsoft.FSharp.Core.PrintfImpl+Step[])' is missing native code. MethodInfo.MakeGenericMethod() is not compatible with AOT compilation. Inspect and fix AOT related warnings that were generated when the app was published. For more information see https://aka.ms/nativeaot-compatibility
at System.Reflection.Runtime.MethodInfos.RuntimeNamedMethodInfo`1.GetUncachedMethodInvoker(RuntimeTypeInfo[], MemberInfo) + 0x2f
at System.Reflection.Runtime.MethodInfos.RuntimeNamedMethodInfo`1.MakeGenericMethod(Type[]) + 0x189
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.buildCaptureFunc[a](PrintfImpl.FormatSpecifier, a, Type[], Type, Tuple`5) + 0x21b
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.parseAndCreateFuncFactoryAux(FSharpList`1, String, Type, Int32&) + 0x22c
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.parseAndCreateFunctionFactory() + 0x78
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.GetCurriedPrinterFactory() + 0x1f
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.GetCurriedStringPrinter() + 0x20
at Avalonia.FuncUI.ControlCatalog.Views.DataTemplateDemo.view(DataTemplateDemo.State state, FSharpFunc`2 dispatch) + 0xae
at Avalonia.FuncUI.ControlCatalog.Views.MainView.view(MainView.CounterState state, FSharpFunc`2 dispatch) + 0x64e
at Avalonia.FuncUI.Elmish.Program.withHost@14.Invoke(model, FSharpFunc`2) + 0x78
at Elmish.ProgramModule.runWithDispatch[msg,arg,model,view](FSharpFunc`2, arg, Program`4) + 0x200
at Avalonia.FuncUI.ControlCatalog.App.OnFrameworkInitializationCompleted() + 0x11c
at Avalonia.ClassicDesktopStyleApplicationLifetimeExtensions.StartWithClassicDesktopLifetime(AppBuilder, String[], Action`1) + 0x2f
at Avalonia.FuncUI.ControlCatalog.Desktop!<BaseAddress>+0xa51d70
Unhandled Exception: System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation.
---> System.NotSupportedException: 'Microsoft.FSharp.Core.PrintfImpl+Specializations`3[Microsoft.FSharp.Core.Unit,System.String,System.String].CaptureFinal1[System.Int32](Microsoft.FSharp.Core.PrintfImpl+Step[])' is missing native code. MethodInfo.MakeGenericMethod() is not compatible with AOT compilation. Inspect and fix AOT related warnings that were generated when the app was published. For more information see https://aka.ms/nativeaot-compatibility
at System.Reflection.Runtime.MethodInfos.RuntimeNamedMethodInfo`1.GetUncachedMethodInvoker(RuntimeTypeInfo[], MemberInfo) + 0x2f
at System.Reflection.Runtime.MethodInfos.RuntimeNamedMethodInfo`1.MakeGenericMethod(Type[]) + 0x189
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.buildCaptureFunc[a](PrintfImpl.FormatSpecifier, a, Type[], Type, Tuple`5) + 0x21b
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.parseAndCreateFuncFactoryAux(FSharpList`1, String, Type, Int32&) + 0x22c
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.parseAndCreateFunctionFactory() + 0x78
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.GetCurriedPrinterFactory() + 0x1f
at Microsoft.FSharp.Core.PrintfImpl.FormatParser`4.GetCurriedStringPrinter() + 0x20
at Avalonia.FuncUI.ControlCatalog.Views.GridDemo.view(GridDemo.State state, FSharpFunc`2 dispatch) + 0x52c
But changing those to use interpolated strings rather than sprintf seems to fix it - after that it seems to run ok (On Windows at least - haven't tried it on anything else yet)
The main issue besides the dynamically loaded xaml being trimmed out (avoided for now by rooting the control catalog assembly) is that it seems to not like using
sprintfin views, e.g.But changing those to use interpolated strings rather than sprintf seems to fix it - after that it seems to run ok (On Windows at least - haven't tried it on anything else yet)