fix: stop generating VisualTreeDiagnostic on Xamarin. It causes runti…

…me issues (#92)
reactiveui · Dec 19, 2019 · 7766d7f · 7766d7f
1 parent ecb4cc2
commit 7766d7f
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Showing 16 changed files with 31 additions and 294 deletions.
diff --git a/src/Pharmacist.Core/Generation/Resolvers/PublicEventNamespaceResolver.cs b/src/Pharmacist.Core/Generation/Resolvers/PublicEventNamespaceResolver.cs
@@ -29,6 +29,9 @@ internal class PublicEventNamespaceResolver : EventNamespaceResolverBase
 
                 // Winforms
                 "System.CodeDom",
+
+                // Xamarin
+                "Xamarin.Forms.Xaml.Diagnostics"
             },
             StringComparer.InvariantCulture);
 

diff --git a/src/Pharmacist.Core/Generation/Resolvers/PublicStaticEventNamespaceResolver.cs b/src/Pharmacist.Core/Generation/Resolvers/PublicStaticEventNamespaceResolver.cs
@@ -3,6 +3,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for full license information.
 
+using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
@@ -16,6 +17,19 @@ namespace Pharmacist.Core.Generation.Resolvers
 {
     internal class PublicStaticEventNamespaceResolver : EventNamespaceResolverBase
     {
+        private static readonly ISet<string> SkipNamespaceList = new HashSet<string>(
+            new[]
+            {
+                "ReactiveUI.Events",
+
+                // Winforms
+                "System.CodeDom",
+
+                // Xamarin
+                "Xamarin.Forms.Xaml.Diagnostics"
+            },
+            StringComparer.InvariantCulture);
+
         protected override IEventGenerator GetEventGenerator()
         {
             return new StaticEventGenerator();
@@ -27,7 +41,7 @@ protected override IEventGenerator GetEventGenerator()
             var output = new ConcurrentBag<(ITypeDefinition typeHostingEvent, ITypeDefinition? baseTypeDefinition, IEnumerable<IEvent> events)>();
 
             Parallel.ForEach(
-                GetPublicTypesWithEvents(compilation),
+                GetPublicTypesWithEvents(compilation).Where(x => !SkipNamespaceList.Contains(x.Namespace)),
                 typeDefinition =>
                 {
                     var validEvents = new HashSet<IEvent>(EventNameComparer.Default);

diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.monoandroid81.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.monoandroid81.approved.txt
@@ -4040,24 +4040,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.monoandroid90.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.monoandroid90.approved.txt
@@ -4050,24 +4050,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...st.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.netstandard2.0.approved.txt b/...st.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.netstandard2.0.approved.txt
@@ -2710,24 +2710,4 @@ namespace Xamarin.Forms.Internals
 
         , x => _data.CollectionChanged += x, x => _data.CollectionChanged -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
 }
diff --git a/...harmacist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.tizen40.approved.txt b/...harmacist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.tizen40.approved.txt
@@ -3756,24 +3756,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.uap10.0.17763.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.uap10.0.17763.approved.txt
@@ -3060,24 +3060,4 @@ namespace Xamarin.Forms.Platform.WinRT
 
         , x => _data.ValueChanged += x, x => _data.ValueChanged -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...cist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.xamarinios10.approved.txt b/...cist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.xamarinios10.approved.txt
@@ -3765,24 +3765,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...cist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.xamarinmac20.approved.txt b/...cist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.3.0.991250.xamarinmac20.approved.txt
@@ -3112,26 +3112,6 @@ namespace Xamarin.Forms
     }
 }
 
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
-
 namespace Xamarin.Forms.Platform.MacOS
 {
     /// <summary>
@@ -3147,4 +3127,4 @@ namespace Xamarin.Forms.Platform.MacOS
         /// <inheritdoc/>
         public override void SetupMainAppMenu(global::AppKit.NSMenu nativeMenu) => _setupMainAppMenu.OnNext(nativeMenu);
     }
-}
+}
diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.monoandroid81.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.monoandroid81.approved.txt
@@ -4349,24 +4349,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.monoandroid90.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.monoandroid90.approved.txt
@@ -4359,24 +4359,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...st.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.netstandard2.0.approved.txt b/...st.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.netstandard2.0.approved.txt
@@ -2896,24 +2896,4 @@ namespace Xamarin.Forms.Internals
 
         , x => _data.CollectionChanged += x, x => _data.CollectionChanged -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...harmacist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.tizen40.approved.txt b/...harmacist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.tizen40.approved.txt
@@ -3962,24 +3962,4 @@ namespace Xamarin.Forms
 
         , x => global::Xamarin.Forms.Forms.ViewInitialized += x, x => global::Xamarin.Forms.Forms.ViewInitialized -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}
diff --git a/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.uap10.0.17763.approved.txt b/...ist.Tests/IntegrationTests/Approved/Xamarin.Forms.4.4.0.991265.uap10.0.17763.approved.txt
@@ -3246,24 +3246,4 @@ namespace Xamarin.Forms.Platform.WinRT
 
         , x => _data.ValueChanged += x, x => _data.ValueChanged -= x);
     }
-}
-
-namespace Xamarin.Forms.Xaml.Diagnostics
-{
-    /// <summary>
-    /// A class that contains extension methods to wrap events contained within static classes within the <see cref = "Xamarin.Forms.Xaml.Diagnostics"/> namespace.
-    /// </summary>
-    public static class Events
-    {
-        /// <summary>
-        /// Gets an observable which signals when the <see cref = "global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged"/> event triggers.
-        /// </summary>
-        public static global::System.IObservable<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs> VisualDiagnosticsVisualTreeChanged => global::System.Reactive.Linq.Observable.FromEvent<global::System.EventHandler<global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs>(eventHandler =>
-        {
-            void Handler(object sender, global::Xamarin.Forms.Xaml.Diagnostics.VisualTreeChangeEventArgs e) => eventHandler(e);
-            return Handler;
-        }
-
-        , x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged += x, x => global::Xamarin.Forms.Xaml.Diagnostics.VisualDiagnostics.VisualTreeChanged -= x);
-    }
-}
+}