Refactor OperationTaskBase to derive from ToolTask

src/EFCore.Design/Design/Internal/DbContextOperations.cs

@@ -117,7 +117,7 @@ public virtual string ScriptDbContext(string? contextType)
     ///     any release. You should only use it directly in your code with extreme caution and knowing that
     ///     doing so can result in application failures when updating to a new Entity Framework Core release.
     /// </summary>
-    public virtual IReadOnlyList<string> Optimize(string? outputDir, string? modelNamespace, string? contextTypeName)
+    public virtual IReadOnlyList<string> Optimize(string? outputDir, string? modelNamespace, string? contextTypeName, string? suffix)
     {
         using var context = CreateContext(contextTypeName);
         var contextType = context.GetType();
@@ -149,7 +149,8 @@ public virtual IReadOnlyList<string> Optimize(string? outputDir, string? modelNa
                 ContextType = contextType,
                 ModelNamespace = finalModelNamespace,
                 Language = _language,
-                UseNullableReferenceTypes = _nullable
+                UseNullableReferenceTypes = _nullable,
+                Suffix = suffix
             });
 
         var fullName = contextType.ShortDisplayName() + "Model";

src/EFCore.Design/Design/OperationExecutor.cs

@@ -531,13 +531,14 @@ public OptimizeContext(
             var outputDir = (string?)args["outputDir"];
             var modelNamespace = (string?)args["modelNamespace"];
             var contextType = (string?)args["contextType"];
+            var suffix = (string?)args["suffix"];
 
-            Execute(() => executor.OptimizeContextImpl(outputDir, modelNamespace, contextType));
+            Execute(() => executor.OptimizeContextImpl(outputDir, modelNamespace, contextType, suffix));
         }
     }
 
-    private IReadOnlyList<string> OptimizeContextImpl(string? outputDir, string? modelNamespace, string? contextType)
-        => ContextOperations.Optimize(outputDir, modelNamespace, contextType);
+    private IReadOnlyList<string> OptimizeContextImpl(string? outputDir, string? modelNamespace, string? contextType, string? suffix)
+        => ContextOperations.Optimize(outputDir, modelNamespace, contextType, suffix);
 
     /// <summary>
     ///     Represents an operation to scaffold a <see cref="DbContext" /> and entity types for a database.

src/EFCore.Design/Scaffolding/CompiledModelCodeGenerationOptions.cs

@@ -31,4 +31,10 @@ public class CompiledModelCodeGenerationOptions
     /// </summary>
     /// <value> A value indicating whether nullable reference types are enabled. </value>
     public virtual bool UseNullableReferenceTypes { get; set; }
+
+    /// <summary>
+    ///     Gets or sets the suffix to attach to the name of all the generated files.
+    /// </summary>
+    /// <value> The suffix to attach to the name of all the generated files. </value>
+    public virtual string? Suffix { get; set; }
 }

src/EFCore.Design/Scaffolding/Internal/CompiledModelScaffolder.cs

@@ -49,6 +49,14 @@ public virtual IReadOnlyList<string> ScaffoldModel(
 
         var scaffoldedModel = codeGenerator.GenerateModel(model, options);
 
+        if (options.Suffix != null)
+        {
+            foreach (var file in scaffoldedModel)
+            {
+                file.Path = file.Path.Insert(file.Path.LastIndexOf('.'), options.Suffix);
+            }
+        }
+
         CheckOutputFiles(scaffoldedModel, outputDir);
 
         Directory.CreateDirectory(outputDir);

src/EFCore.Tasks/EFCore.Tasks.csproj

@@ -76,6 +76,7 @@
     <ItemGroup>
       <NuspecProperty Include="AssemblyName=$(AssemblyName)" />
       <NuspecProperty Include="OutputPath=$(OutputPath)" />
+      <NuspecProperty Include="ArtifactsBinDir=$(ArtifactsBinDir)" />
       <NuspecProperty Include="DefaultNetCoreTargetFramework=$(DefaultNetCoreTargetFramework)" />
       <NuspecProperty Include="Configuration=$(Configuration)" />
     </ItemGroup>

src/EFCore.Tasks/EFCore.Tasks.nuspec

@@ -4,7 +4,7 @@
   <metadata>
     $CommonMetadataElements$
     <dependencies>
-      <group targetFramework=".NET8.0">
+      <group targetFramework="$DefaultNetCoreTargetFramework$">
         <dependency id="Microsoft.EntityFrameworkCore.Design" version="$Version$" />
       </group>
     </dependencies>
@@ -17,7 +17,7 @@
     <file src="$OutputPath$$DefaultNetCoreTargetFramework$\$AssemblyName$.pdb" target="tasks\$DefaultNetCoreTargetFramework$\" />
     <file src="$OutputPath$$DefaultNetCoreTargetFramework$\$AssemblyName$.deps.json" target="tasks\$DefaultNetCoreTargetFramework$\" />
     <file src="$OutputPath$net472\*" target="tasks\net472\" />
-    <file src="..\..\artifacts\bin\ef\$Configuration$\netcoreapp2.0\*" target="tools\netcoreapp2.0\" />
+    <file src="$ArtifactsBinDir$ef\$Configuration$\netcoreapp2.0\*" target="tools\netcoreapp2.0\" />
     <file src="buildTransitive\*" target="buildTransitive\" />
   </files>
 </package>

src/EFCore.Tasks/Properties/Resources.resx

@@ -118,12 +118,15 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <data name="NETCoreApp1StartupProject" xml:space="preserve">
-    <value>Startup project '{startupProject}' targets framework '.NETCoreApp' version '{targetFrameworkVersion}'. This version of the Entity Framework Core .NET Command-line Tools only supports version 2.0 or higher. For information on using older versions of the tools, see https://go.microsoft.com/fwlink/?linkid=871254</value>
+    <value>Startup project '{startupProject}' targets framework '.NETCoreApp' version '{targetFrameworkVersion}'. This version of the Entity Framework Core Tools only supports version 2.0 or higher. For information on using older versions of the tools, see https://go.microsoft.com/fwlink/?linkid=871254</value>
   </data>
   <data name="NETStandardStartupProject" xml:space="preserve">
-    <value>Startup project '{startupProject}' targets framework '.NETStandard'. There is no runtime associated with this framework, and projects targeting it cannot be executed directly. To use the Entity Framework Core .NET Command-line Tools with this project, add an executable project targeting .NET Core or .NET Framework that references this project, and set it as the startup project using --startup-project; or, update this project to cross-target .NET Core or .NET Framework. For more information on using the Entity Framework Tools with .NET Standard projects, see https://go.microsoft.com/fwlink/?linkid=2034781</value>
+    <value>Startup project '{startupProject}' targets framework '.NETStandard'. There is no runtime associated with this framework, and projects targeting it cannot be executed directly. To use the Entity Framework Core Tools with this project, add an executable project targeting .NET Core that references this project, and set it as the startup project using --startup-project; or, update this project to cross-target .NET Core. For more information on using the Entity Framework Tools with .NET Standard projects, see https://go.microsoft.com/fwlink/?linkid=2034781</value>
+  </data>
+  <data name="NotExecutableStartupProject" xml:space="preserve">
+    <value>Startup project '{startupProject}' cannot be executed directly. To use the Entity Framework Core Tools with this project, add an executable project targeting .NET Core that references this project, and set it as the startup project using --startup-project.</value>
   </data>
   <data name="UnsupportedFramework" xml:space="preserve">
-    <value>Startup project '{startupProject}' targets framework '{targetFramework}'. The Entity Framework Core .NET Command-line Tools don't support this framework. See https://aka.ms/efcore-docs-cli-tfms for more information.</value>
+    <value>Startup project '{startupProject}' targets framework '{targetFramework}'. The Entity Framework Core Tools don't support this framework. See https://aka.ms/efcore-docs-cli-tfms for more information.</value>
   </data>
 </root>