From 9946b0cdab3b3519b4de8a5ea07170ef769a3372 Mon Sep 17 00:00:00 2001
From: antonfirsov <antonfir@gmail.com>
Date: Mon, 3 Mar 2025 22:50:40 +0100
Subject: [PATCH 1/3] set <LangVersion> in the csproj

---
 src/ImageSharp/ImageSharp.csproj | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ImageSharp/ImageSharp.csproj b/src/ImageSharp/ImageSharp.csproj
index b08c27c41b..c5d5b5f28b 100644
--- a/src/ImageSharp/ImageSharp.csproj
+++ b/src/ImageSharp/ImageSharp.csproj
@@ -13,6 +13,7 @@
     <PackageTags>Image Resize Crop Gif Jpg Jpeg Bitmap Pbm Png Tga Tiff WebP NetCore</PackageTags>
     <Description>A new, fully featured, fully managed, cross-platform, 2D graphics API for .NET</Description>
     <Configurations>Debug;Release</Configurations>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <!--  This enables the nullable analysis and treats all nullable warnings as error-->

From d7e58103ec61d7e973f920e2dcf018a7225580e4 Mon Sep 17 00:00:00 2001
From: antonfirsov <antonfir@gmail.com>
Date: Tue, 4 Mar 2025 02:55:35 +0100
Subject: [PATCH 2/3] set LangVersion in all projects

---
 tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj       | 3 ++-
 .../ImageSharp.Tests.ProfilingSandbox.csproj                   | 1 +
 tests/ImageSharp.Tests/ImageSharp.Tests.csproj                 | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj b/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
index 0ba2f4b949..c7ce89d13c 100644
--- a/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
+++ b/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
@@ -11,7 +11,8 @@
     <IsTestProject>false</IsTestProject>
     <Configurations>Debug;Release</Configurations>
     <!-- Uncomment this to run benchmarks depending on Colorful or Pfim (colorspaces and TGA): -->
-    <!--<SignAssembly>false</SignAssembly>-->    
+    <!--<SignAssembly>false</SignAssembly>-->
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup>
diff --git a/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj b/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
index 492ce36b81..a39b5467e4 100644
--- a/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
+++ b/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
@@ -14,6 +14,7 @@
     <EnsureNETCoreAppRuntime>false</EnsureNETCoreAppRuntime>
     <Configurations>Debug;Release</Configurations>
     <ValidateExecutableReferencesMatchSelfContained>false</ValidateExecutableReferencesMatchSelfContained>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <Choose>
diff --git a/tests/ImageSharp.Tests/ImageSharp.Tests.csproj b/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
index dc081e0bea..aa9cb2614e 100644
--- a/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
+++ b/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
@@ -7,6 +7,7 @@
     <Platforms>AnyCPU;x64;x86;ARM64</Platforms>
     <RootNamespace>SixLabors.ImageSharp.Tests</RootNamespace>
     <Configurations>Debug;Release</Configurations>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <Choose>

From 80f73fb3a242efc99195609f7cf92c2da0160a6f Mon Sep 17 00:00:00 2001
From: antonfirsov <antonfir@gmail.com>
Date: Tue, 4 Mar 2025 03:08:15 +0100
Subject: [PATCH 3/3] set v12 unconditionally and globally

---
 Directory.Build.props                                         | 4 ++--
 src/ImageSharp/ImageSharp.csproj                              | 1 -
 tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj      | 1 -
 .../ImageSharp.Tests.ProfilingSandbox.csproj                  | 1 -
 tests/ImageSharp.Tests/ImageSharp.Tests.csproj                | 1 -
 5 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/Directory.Build.props b/Directory.Build.props
index 26b3cc5afc..c94d9cbc9c 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -21,9 +21,9 @@
   <!-- Import the shared global .props file -->
   <Import Project="$(MSBuildThisFileDirectory)shared-infrastructure\msbuild\props\SixLabors.Global.props" />
 
-  <PropertyGroup Condition="$(SIXLABORS_TESTING_PREVIEW) == true">
+  <PropertyGroup>
     <!-- Workaround various issues bound to implicit language features. -->
-    <LangVersion>preview</LangVersion>
+    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <!--
diff --git a/src/ImageSharp/ImageSharp.csproj b/src/ImageSharp/ImageSharp.csproj
index c5d5b5f28b..b08c27c41b 100644
--- a/src/ImageSharp/ImageSharp.csproj
+++ b/src/ImageSharp/ImageSharp.csproj
@@ -13,7 +13,6 @@
     <PackageTags>Image Resize Crop Gif Jpg Jpeg Bitmap Pbm Png Tga Tiff WebP NetCore</PackageTags>
     <Description>A new, fully featured, fully managed, cross-platform, 2D graphics API for .NET</Description>
     <Configurations>Debug;Release</Configurations>
-    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <!--  This enables the nullable analysis and treats all nullable warnings as error-->
diff --git a/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj b/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
index c7ce89d13c..8315dfa4b5 100644
--- a/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
+++ b/tests/ImageSharp.Benchmarks/ImageSharp.Benchmarks.csproj
@@ -12,7 +12,6 @@
     <Configurations>Debug;Release</Configurations>
     <!-- Uncomment this to run benchmarks depending on Colorful or Pfim (colorspaces and TGA): -->
     <!--<SignAssembly>false</SignAssembly>-->
-    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup>
diff --git a/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj b/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
index a39b5467e4..492ce36b81 100644
--- a/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
+++ b/tests/ImageSharp.Tests.ProfilingSandbox/ImageSharp.Tests.ProfilingSandbox.csproj
@@ -14,7 +14,6 @@
     <EnsureNETCoreAppRuntime>false</EnsureNETCoreAppRuntime>
     <Configurations>Debug;Release</Configurations>
     <ValidateExecutableReferencesMatchSelfContained>false</ValidateExecutableReferencesMatchSelfContained>
-    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <Choose>
diff --git a/tests/ImageSharp.Tests/ImageSharp.Tests.csproj b/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
index aa9cb2614e..dc081e0bea 100644
--- a/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
+++ b/tests/ImageSharp.Tests/ImageSharp.Tests.csproj
@@ -7,7 +7,6 @@
     <Platforms>AnyCPU;x64;x86;ARM64</Platforms>
     <RootNamespace>SixLabors.ImageSharp.Tests</RootNamespace>
     <Configurations>Debug;Release</Configurations>
-    <LangVersion>12.0</LangVersion>
   </PropertyGroup>
 
   <Choose>