From b34f8321e7be03d00187e0746318abfe19e520da Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 17:39:09 +0100
Subject: [PATCH 01/10] implement msbuild property to give access to internal
 apis.

---
 packages/Avalonia/Avalonia.targets | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/packages/Avalonia/Avalonia.targets b/packages/Avalonia/Avalonia.targets
index 50306f2cdc..0961c82b5c 100644
--- a/packages/Avalonia/Avalonia.targets
+++ b/packages/Avalonia/Avalonia.targets
@@ -1,3 +1,19 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildThisFileDirectory)\AvaloniaBuildTasks.targets"/>
+
+  <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+    <ItemGroup>
+      <ReferencesToRemove Include="@(Reference)" Condition="'%(Reference.NuGetPackageId)' == 'Avalonia'" />
+    </ItemGroup>
+    <ItemGroup>
+      <Reference Remove="@(ReferencesToRemove)" />
+    </ItemGroup>
+  </Target>
+  <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+    <ItemGroup>
+      <Reference Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
+      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
+      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
+    </ItemGroup>
+  </Target>
 </Project>

From a87cd48ae1aaf0b1a7e8c990d5a4a8b68ebfdf5a Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 17:45:02 +0100
Subject: [PATCH 02/10] use our own targets file for private apis.

---
 packages/Avalonia/Avalonia.targets            | 17 +--------------
 packages/Avalonia/AvaloniaPrivateApis.targets | 21 +++++++++++++++++++
 2 files changed, 22 insertions(+), 16 deletions(-)
 create mode 100644 packages/Avalonia/AvaloniaPrivateApis.targets

diff --git a/packages/Avalonia/Avalonia.targets b/packages/Avalonia/Avalonia.targets
index 0961c82b5c..eacd287b59 100644
--- a/packages/Avalonia/Avalonia.targets
+++ b/packages/Avalonia/Avalonia.targets
@@ -1,19 +1,4 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildThisFileDirectory)\AvaloniaBuildTasks.targets"/>
-
-  <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
-    <ItemGroup>
-      <ReferencesToRemove Include="@(Reference)" Condition="'%(Reference.NuGetPackageId)' == 'Avalonia'" />
-    </ItemGroup>
-    <ItemGroup>
-      <Reference Remove="@(ReferencesToRemove)" />
-    </ItemGroup>
-  </Target>
-  <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
-    <ItemGroup>
-      <Reference Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
-      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
-      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/net6.0/*.dll"/>
-    </ItemGroup>
-  </Target>
+  <Import Project="$(MSBuildThisFileDirectory)\AvaloniaPrivateApis.targets" />
 </Project>
diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
new file mode 100644
index 0000000000..fdf60a24e5
--- /dev/null
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -0,0 +1,21 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <FrameworkToUse Condition="@(ReferencesToRemove.First().Contains('net6.0')">net6.0</FrameworkToUse>
+    <FrameworkToUse Condition="@(ReferencesToRemove.First().Contains('netstandard2.0')">netstandard2.0</FrameworkToUse>
+  </PropertyGroup>
+  <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+    <ItemGroup>
+      <ReferencesToRemove Include="@(Reference)" Condition="'%(Reference.NuGetPackageId)' == 'Avalonia'" />
+    </ItemGroup>
+    <ItemGroup>
+      <Reference Remove="@(ReferencesToRemove)" />
+    </ItemGroup>
+  </Target>
+  <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+    <ItemGroup>
+      <Reference Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
+      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
+      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
+    </ItemGroup>
+  </Target>
+</Project>

From a9e6f335c763f53565d5dcdfdd7a80c5de544b36 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 17:49:45 +0100
Subject: [PATCH 03/10] add a warning.

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index fdf60a24e5..8d44c7bbbf 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -17,5 +17,6 @@
       <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
       <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
     </ItemGroup>
+    <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may not work on all platforms. Set AvaloniaAccessUnstablePrivateApis to False to disable this warning." />
   </Target>
 </Project>

From c8676f275b38d3bd44389cf59f9fc907d57beb88 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:31:35 +0100
Subject: [PATCH 04/10] fix targets file.

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index 8d44c7bbbf..a98fecce40 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
-    <FrameworkToUse Condition="@(ReferencesToRemove.First().Contains('net6.0')">net6.0</FrameworkToUse>
-    <FrameworkToUse Condition="@(ReferencesToRemove.First().Contains('netstandard2.0')">netstandard2.0</FrameworkToUse>
+    <FrameworkToUse>net6.0</FrameworkToUse>
+    <FrameworkToUse Condition="$(TargetFramework.StartsWith('net4')) == 'true' or $(TargetFramework.StartsWith('net5')) == 'true' or $(TargetFramework.StartsWith('netsta')) == 'true' or $(TargetFramework.StartsWith('netcore')) == 'true'">netstandard2.0</FrameworkToUse>
   </PropertyGroup>
   <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
     <ItemGroup>
@@ -13,9 +13,9 @@
   </Target>
   <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
     <ItemGroup>
-      <Reference Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
-      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
-      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/@(FrameworkToUse)/*.dll"/>
+      <Reference Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
+      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
+      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may not work on all platforms. Set AvaloniaAccessUnstablePrivateApis to False to disable this warning." />
   </Target>

From 59fb1536a6a1c02a4b775f2f333e1432a5f53203 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:37:12 +0100
Subject: [PATCH 05/10] better warning message

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index a98fecce40..ec93dcb5dc 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -17,6 +17,6 @@
       <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
       <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
     </ItemGroup>
-    <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may not work on all platforms. Set AvaloniaAccessUnstablePrivateApis to False to disable this warning." />
+    <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />
   </Target>
 </Project>

From 6f598fff06873d6f39b92cdc27b17177f7f7686e Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:40:30 +0100
Subject: [PATCH 06/10] fix referencing unstable apis.

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index ec93dcb5dc..5f6d19773c 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -13,9 +13,9 @@
   </Target>
   <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
     <ItemGroup>
-      <Reference Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
-      <ReferencePath Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
-      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/lib/$(FrameworkToUse)/*.dll"/>
+      <Reference Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
+      <ReferencePath Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
+      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />
   </Target>

From c142c5a0e722a6a5e2853d5be0173d70b80d5870 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:43:19 +0100
Subject: [PATCH 07/10] prefix the property name

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index 5f6d19773c..95c08520a9 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -1,8 +1,4 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <FrameworkToUse>net6.0</FrameworkToUse>
-    <FrameworkToUse Condition="$(TargetFramework.StartsWith('net4')) == 'true' or $(TargetFramework.StartsWith('net5')) == 'true' or $(TargetFramework.StartsWith('netsta')) == 'true' or $(TargetFramework.StartsWith('netcore')) == 'true'">netstandard2.0</FrameworkToUse>
-  </PropertyGroup>
   <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
     <ItemGroup>
       <ReferencesToRemove Include="@(Reference)" Condition="'%(Reference.NuGetPackageId)' == 'Avalonia'" />
@@ -12,9 +8,13 @@
     </ItemGroup>
   </Target>
   <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+    <PropertyGroup>
+      <AvaloniaUnstableApiFrameworkToUse>net6.0</AvaloniaUnstableApiFrameworkToUse>
+      <AvaloniaUnstableApiFrameworkToUse Condition="$(TargetFramework.StartsWith('net4')) == 'true' or $(TargetFramework.StartsWith('net5')) == 'true' or $(TargetFramework.StartsWith('netsta')) == 'true' or $(TargetFramework.StartsWith('netcore')) == 'true'">netstandard2.0</AvaloniaUnstableApiFrameworkToUse>
+    </PropertyGroup>
     <ItemGroup>
-      <Reference Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
-      <ReferencePath Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
+      <Reference Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
+      <ReferencePath Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
       <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />

From 7e0c578f3e27e0e7cc4629129325c594ceeac182 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:45:03 +0100
Subject: [PATCH 08/10] fix bug

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index 95c08520a9..368d69322d 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -15,7 +15,7 @@
     <ItemGroup>
       <Reference Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
       <ReferencePath Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
-      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(FrameworkToUse)/*.dll"/>
+      <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />
   </Target>

From 036e6c3c4f9cf6d240aed91f25c0cf16037acc0c Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 18:50:55 +0100
Subject: [PATCH 09/10] add error if user is publishing a library on nuget.

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index 368d69322d..e7807aeb78 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -18,5 +18,7 @@
       <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />
+    <Error Condition="'$(IsPackable.ToLowerInvariant())' == 'true' and '$(AvaloniaAccessUnstablePrivateApis)' == 'true' and '$(Avalonia_I_Want_To_Use_Private_Apis_In_Nuget_Package_And_Promise_To_Pin_The_Exact_Avalonia_Version_In_Package_Dependency)' != 'true'"
+           Text="It seems that you are using private APIs in a nuget package, please follow this guide https://github.com/AvaloniaUI/Avalonia/wiki/Using-private-apis-in-nuget-packages" />
   </Target>
 </Project>

From 0dc6b6b042e46f270799cd30a22e5be5cd4530ec Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Wed, 31 May 2023 19:45:57 +0100
Subject: [PATCH 10/10] ensure packing error does not occur on normal builds.

---
 packages/Avalonia/AvaloniaPrivateApis.targets | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/packages/Avalonia/AvaloniaPrivateApis.targets b/packages/Avalonia/AvaloniaPrivateApis.targets
index e7807aeb78..5343559c07 100644
--- a/packages/Avalonia/AvaloniaPrivateApis.targets
+++ b/packages/Avalonia/AvaloniaPrivateApis.targets
@@ -1,5 +1,5 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+  <Target Name="RemoveAvaloniaRefAssemblies" AfterTargets="ResolveTargetingPackAssets" Condition="'$(AvaloniaAccessUnstablePrivateApis.ToLowerInvariant())'=='true'">
     <ItemGroup>
       <ReferencesToRemove Include="@(Reference)" Condition="'%(Reference.NuGetPackageId)' == 'Avalonia'" />
     </ItemGroup>
@@ -7,7 +7,11 @@
       <Reference Remove="@(ReferencesToRemove)" />
     </ItemGroup>
   </Target>
-  <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis)'=='True'">
+  <Target Name="PreventPackingAvaloniaUnstableApis" BeforeTargets="Pack">
+    <Error Condition="'$(IsPackable.ToLowerInvariant())' == 'true' and '$(AvaloniaAccessUnstablePrivateApis.ToLowerInvariant())' == 'true' and '$(Avalonia_I_Want_To_Use_Private_Apis_In_Nuget_Package_And_Promise_To_Pin_The_Exact_Avalonia_Version_In_Package_Dependency)' != 'true'"
+           Text="It seems that you are using private APIs in a nuget package, please follow this guide https://github.com/AvaloniaUI/Avalonia/wiki/Using-private-apis-in-nuget-packages" />
+  </Target>
+  <Target Name="AddReferencePathsToRealAvaloniaAssemblies" BeforeTargets="CoreCompile" Condition="'$(AvaloniaAccessUnstablePrivateApis.ToLowerInvariant())'=='true'">
     <PropertyGroup>
       <AvaloniaUnstableApiFrameworkToUse>net6.0</AvaloniaUnstableApiFrameworkToUse>
       <AvaloniaUnstableApiFrameworkToUse Condition="$(TargetFramework.StartsWith('net4')) == 'true' or $(TargetFramework.StartsWith('net5')) == 'true' or $(TargetFramework.StartsWith('netsta')) == 'true' or $(TargetFramework.StartsWith('netcore')) == 'true'">netstandard2.0</AvaloniaUnstableApiFrameworkToUse>
@@ -18,7 +22,5 @@
       <ReferencePathWithRefAssemblies Include="$(MSBuildThisFileDirectory)/../lib/$(AvaloniaUnstableApiFrameworkToUse)/*.dll"/>
     </ItemGroup>
     <Warning Text="AvaloniaAccessUnstablePrivateApis is Enabled: This means you are using unstable internal APIs, and your code may be depending on APIs which may change or be removed in future versions of Avalonia. Set AvaloniaAccessUnstablePrivateApis to 'False' to disable this warning." />
-    <Error Condition="'$(IsPackable.ToLowerInvariant())' == 'true' and '$(AvaloniaAccessUnstablePrivateApis)' == 'true' and '$(Avalonia_I_Want_To_Use_Private_Apis_In_Nuget_Package_And_Promise_To_Pin_The_Exact_Avalonia_Version_In_Package_Dependency)' != 'true'"
-           Text="It seems that you are using private APIs in a nuget package, please follow this guide https://github.com/AvaloniaUI/Avalonia/wiki/Using-private-apis-in-nuget-packages" />
   </Target>
 </Project>