chore!: drop support for netstandard2.*

Author: phnx47

src/ApplicationBuilderExtensions.cs

@@ -58,7 +58,7 @@ void AddMetricsHandler(IApplicationBuilder coreapp)
 
                 response.ContentType = contentType;
 
-                using var outputStream = response.Body;
+                await using var outputStream = response.Body;
                 await ScrapeHandler.ProcessAsync(options.CollectorRegistryInstance, outputStream);
             });
         }

src/Prometheus.Client.AspNetCore.csproj

@@ -1,20 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <Description>ASP.NET Core middleware for the Prometheus.Client</Description>
-    <VersionPrefix>4.8.1</VersionPrefix>
-    <TargetFrameworks>netstandard2.0;netstandard2.1;netcoreapp3.1;net5.0;net6.0</TargetFrameworks>
+    <VersionPrefix>5.0.0</VersionPrefix>
+    <TargetFrameworks>netcoreapp3.1;net5.0</TargetFrameworks>
     <RepositoryUrl>https://github.com/prom-client-net/prom-client-aspnetcore</RepositoryUrl>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Prometheus.Client" Version="[5.0.0,6.0.0)" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1' OR '$(TargetFramework)' == 'net5.0' OR '$(TargetFramework)' == 'net6.0'">
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' != 'netcoreapp3.1' AND '$(TargetFramework)' != 'net5.0' AND '$(TargetFramework)' != 'net6.0'">
-    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
-    <PackageReference Include="System.Text.Encodings.Web" Version="4.5.1" />
+    <PackageReference Include="Prometheus.Client" Version="[5.2.0,6.0.0)" />
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="$(MSBuildProjectName).Tests, PublicKey=00240000048000009400000006020000002400005253413100040000010001008be6f2b28dd255318050634aca9465e8d012e309e1d8165462810ca599355ecc0ec05f67fd8d0dac9dabe6df4636764262c742574fa17eb243862c3349521ecff57153ecd557059560a73b0c5ef3cf1587a763c30acdb9222decb309a9425e29b1ed402398d1312e87947e73e03282d2a66156d6ad2bbf7cf924e349a0e9d59d" />

tests/ApplicationBuilderExtensionsTests.cs

@@ -2,11 +2,6 @@
 using System.Collections.Generic;
 using System.Text;
 using Microsoft.AspNetCore.Builder;
-
-#if OLDNETCORE
-using Microsoft.AspNetCore.Builder.Internal;
-#endif
-
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.DependencyInjection;
 using Prometheus.Client.Collectors;

tests/Prometheus.Client.AspNetCore.Tests.csproj

@@ -1,25 +1,19 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <!-- netcoreapp2.2 => netstandard2.0 -->
-    <!-- netcoreapp3.0 => netstandard2.1 -->
-    <TargetFrameworks>netcoreapp2.2;netcoreapp3.0;netcoreapp3.1;net5.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>netcoreapp3.1;net6.0;net7.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
     <InvariantGlobalization>true</InvariantGlobalization>
     <NoWarn>$(NoWarn);CS0618</NoWarn>
   </PropertyGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.2'">
-    <PackageReference Include="Microsoft.AspNetCore.App" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="2.2.0" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0' OR '$(TargetFramework)' == 'netcoreapp3.1'">
+  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.32" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.2" />
-  </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.1" />
   </ItemGroup>
+  <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
+  </ItemGroup>
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.0">
       <PrivateAssets>all</PrivateAssets>
@@ -29,21 +23,11 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="xunit" Version="2.4.2" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' != 'netcoreapp2.2' AND '$(TargetFramework)' != 'netcoreapp3.0'">
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.2' OR '$(TargetFramework)' == 'netcoreapp3.0'">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.*" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
-    <PackageReference Include="Microsoft.AspNetCore.Http" Version="2.2.2" />
+    <PackageReference Include="xunit" Version="2.4.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\src\Prometheus.Client.AspNetCore.csproj" />
   </ItemGroup>
-  <PropertyGroup Condition="'$(TargetFramework)' == 'netcoreapp2.2' OR '$(TargetFramework)' == 'netcoreapp3.0'">
-    <DefineConstants>$(DefineConstants);OLDNETCORE;</DefineConstants>
-  </PropertyGroup>
 </Project>