.NET C# no way to enable different .NET sdk's on .netcore projects!

modules/vstudio/tests/_tests.lua

@@ -15,6 +15,7 @@ return {
 	"cs2005/test_debug_props.lua",
 	"cs2005/test_debug_props_2019.lua",
 	"cs2005/test_documentation_file.lua",
+	"cs2005/test_dotnetsdk.lua",
 	"cs2005/test_files.lua",
 	"cs2005/test_icon.lua",
 	"cs2005/test_netcore.lua",

modules/vstudio/tests/cs2005/test_dotnetsdk.lua

@@ -0,0 +1,101 @@
+--
+-- tests/actions/vstudio/cs2005/test_dotnetsdk.lua
+-- Test DocumentationFile feature Visual Studio 2005+ C# project.
+-- Copyright (c) 2012-2024 Jason Perkins and the Premake project
+--
+	local p = premake
+	local suite = test.declare("vstudio_cs2005_dotnetsdk")
+	local dn2005 = p.vstudio.dotnetbase
+--
+-- Setup
+--
+
+	local wks, prj
+
+--
+-- Setup and teardown
+--
+	function suite.setup()
+		p.action.set("vs2010")
+		wks = test.createWorkspace()
+	 	configurations { "Debug", "Release" }
+		language "C#"
+		dotnetframework "net8.0"
+	end
+
+	local function setConfig()
+		local cfg = test.getconfig(prj, "Debug")
+		dn2005.projectElement(cfg);
+	end
+
+	local function prepare()
+		prj = test.getproject(wks, 1)
+	end
+
+function suite.testDefault()
+	prepare()
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk">
+]]
+end
+
+function suite.testWeb()
+	prepare()
+	dotnetsdk "web"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk.Web">
+	]]
+end
+
+function suite.testRazor()
+	prepare()
+	dotnetsdk "razor"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk.Razor">
+	]]
+end
+
+function suite.testWorker()
+	prepare()
+	dotnetsdk "worker"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk.Worker">
+	]]
+end
+
+function suite.testBlazor()
+	prepare()
+	dotnetsdk "blazor"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
+	]]
+end
+
+function suite.testWindowsDesktop()
+	prepare()
+	dotnetsdk "windowsdesktop"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+	]]
+end
+function suite.testMSTest()
+	prepare()
+	dotnetsdk "mstest"
+	setConfig()
+
+	test.capture [[
+<Project Sdk="MSTest.Sdk">
+	]]
+end

modules/vstudio/vs2005_csproj.lua

@@ -53,6 +53,7 @@
 				dotnetbase.netcore.useWpf,
 				dotnetbase.csversion,
 				dotnetbase.netcore.enableDefaultCompileItems,
+				dotnetbase.netcore.dotnetsdk
 			}
 		else
 			return {

modules/vstudio/vs2005_dotnetbase.lua

@@ -57,11 +57,7 @@
 
 	function dotnetbase.projectElement(prj)
 		if dotnetbase.isNewFormatProject(prj) then
-			if prj.flags.WPF then
-				_p('<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">')
-			else
-				_p('<Project Sdk="Microsoft.NET.Sdk">')
-			end
+			_p('<Project Sdk="%s">', dotnetbase.netcore.getsdk(prj))
 		else
 			local ver = ''
 			local action = p.action.current()
@@ -820,6 +816,30 @@
 		end
 	end
 
+	function dotnetbase.netcore.getsdk(cfg)
+		if cfg.flags.WP then
+			return nmap["windowsdesktop"]
+        elseif not cfg.dotnetsdk then
+	    	return "Microsoft.NET.Sdk"
+        end
+        local map = {
+            ["web"] = "Microsoft.NET.Sdk.Web",
+            ["razor"] = "Microsoft.NET.Sdk.Razor",
+            ["worker"] = "Microsoft.NET.Sdk.Worker",
+            ["blazor"] = "Microsoft.NET.Sdk.BlazorWebAssembly",
+            ["windowsdesktop"] = "Microsoft.NET.Sdk.WindowsDesktop",
+            ["mstest"] = "MSTest.Sdk",
+        }
+        return map[cfg.dotnetsdk]
+	end
+
+	function dotnetbase.netcore.dotnetsdk(cfg)
+		globalpath = string.format("%s/global.json",cfg.workspace.location)
+		if cfg.dotnetsdk == "mstest" and not os.isfile(globalpath) then
+			io.writefile(globalpath,"{\"msbuild-sdks\": {\"MSTest.Sdk\": \"3.6.1\"}}")
+		end
+	end
+
 	function dotnetbase.allowUnsafeBlocks(cfg)
 		if cfg.clr == "Unsafe" then
 			_p(2,'<AllowUnsafeBlocks>true</AllowUnsafeBlocks>')

src/_premake_init.lua

@@ -618,6 +618,20 @@
 		kind = "string",
 	}
 
+	api.register {
+		name = "dotnetsdk",
+		scope = "project",
+		kind = "string",
+		allowed = {
+			"web",
+			"razor",
+			"worker",
+			"blazor",
+			"windowsdesktop",
+			"mstest"
+		}
+	}
+
 	api.register {
 		name = "enabledefaultcompileitems",
 		scope = "config",

website/docs/dotnetsdk.md

@@ -0,0 +1,47 @@
+Selects a .NET Sdk
+
+```lua
+dotnetsdk "sdk"
+```
+
+[overview](https://learn.microsoft.com/en-us/dotnet/core/project-sdk/overview)
+
+## parameters ##
+`sdk` is one of
+ * [web](https://learn.microsoft.com/en-us/aspnet/core/razor-pages/web-sdk?toc=%2Fdotnet%2Fnavigate%2Ftools-diagnostics%2Ftoc.json&bc=%2Fdotnet%2Fbreadcrumb%2Ftoc.json)
+ * [razor](https://learn.microsoft.com/en-us/aspnet/core/razor-pages/sdk?toc=%2Fdotnet%2Fnavigate%2Ftools-diagnostics%2Ftoc.json&bc=%2Fdotnet%2Fbreadcrumb%2Ftoc.json)
+ * [worker](https://learn.microsoft.com/en-us/dotnet/core/extensions/workers)
+ * [blazor](https://learn.microsoft.com/en-us/aspnet/core/blazor/)
+ * [windowsdesktop](https://learn.microsoft.com/en-us/dotnet/core/project-sdk/msbuild-props-desktop?view=aspnetcore-8.0)
+ * [mstest](https://learn.microsoft.com/en-us/dotnet/core/testing/unit-testing-mstest-sdk)
+
+
+## mstest ##
+to make the MSTest sdk work you need to add the version to `global.json`:
+```json
+{
+    "msbuild-sdks": {
+        "MSTest.Sdk": "3.6.1"
+    }
+}
+```
+:::warning
+`global.json` needs to be located in the same folder as your solution
+:::
+
+### Applies To ###
+
+Project configurations.
+
+### Availability ###
+
+Premake 5.0 beta3 or later.
+
+Visual studio is the only toolset currently supported.
+
+### Examples ###
+use the web sdk
+
+```lua
+dotnetsdk "web"
+```

website/sidebars.js

@@ -135,6 +135,7 @@ module.exports = {
 						'docname',
 						'documentationfile',
 						'dotnetframework',
+						'dotnetsdk',
 						'dpiawareness',
 						'editandcontinue',
 						'editorintegration',