Script -- output ports with no code files; replace !...Any with None

00_Utilities/DotnetUtils/DotnetUtils/Extensions.cs

@@ -10,6 +10,11 @@ public static class Extensions {
         src.Select(x => selector(x.Item1, x.Item2, x.Item3));
     public static IEnumerable<(T1, T2, int)> WithIndex<T1, T2>(this IEnumerable<(T1, T2)> src) => src.Select((x, index) => (x.Item1, x.Item2, index));
 
+    public static bool None<T>(this IEnumerable<T> src, Func<T, bool>? predicate = null) =>
+        predicate is null ?
+            !src.Any() :
+            !src.Any(predicate);
+
     public static bool IsNullOrWhitespace([NotNullWhen(false)] this string? s) => string.IsNullOrWhiteSpace(s);
 
     [return: NotNullIfNotNull("path")]

00_Utilities/DotnetUtils/DotnetUtils/Program.cs

@@ -17,6 +17,7 @@ var actions = new (Action action, string description)[] {
     (multipleProjs, "Output multiple project files"),
     (checkProjects, "Check .csproj/.vbproj files for target framework, nullability etc."),
     (checkExecutableProject, "Check that there is at least one executable project per port"),
+    (noCodeFiles, "Output ports without any code files"),
     (printPortInfo, "Print info about a single port"),
 
     (generateMissingSlns, "Generate solution files when missing"),
@@ -87,7 +88,7 @@ void printInfos() {
 }
 
 void missingSln() {
-    var data = infos.Where(x => !x.Slns.Any()).ToArray();
+    var data = infos.Where(x => x.Slns.None()).ToArray();
     foreach (var item in data) {
         WriteLine(item.LangPath);
     }
@@ -98,7 +99,7 @@ void missingSln() {
 void unexpectedSlnName() {
     var counter = 0;
     foreach (var item in infos) {
-        if (!item.Slns.Any()) { continue; }
+        if (item.Slns.None()) { continue; }
 
         var expectedSlnName = $"{item.GameName}.sln";
         if (item.Slns.Contains(Combine(item.LangPath, expectedSlnName), StringComparer.InvariantCultureIgnoreCase)) { continue; }
@@ -125,7 +126,7 @@ void multipleSlns() {
 }
 
 void missingProj() {
-    var data = infos.Where(x => !x.Projs.Any()).ToArray();
+    var data = infos.Where(x => x.Projs.None()).ToArray();
     foreach (var item in data) {
         WriteLine(item.LangPath);
     }
@@ -136,7 +137,7 @@ void missingProj() {
 void unexpectedProjName() {
     var counter = 0;
     foreach (var item in infos) {
-        if (!item.Projs.Any()) { continue; }
+        if (item.Projs.None()) { continue; }
 
         var expectedProjName = $"{item.GameName}.{item.ProjExt}";
         if (item.Projs.Contains(Combine(item.LangPath, expectedProjName))) { continue; }
@@ -164,7 +165,7 @@ void multipleProjs() {
 }
 
 void generateMissingSlns() {
-    foreach (var item in infos.Where(x => !x.Slns.Any())) {
+    foreach (var item in infos.Where(x => x.Slns.None())) {
         var result = RunProcess("dotnet", $"new sln -n {item.GameName} -o {item.LangPath}");
         WriteLine(result);
 
@@ -177,7 +178,7 @@ void generateMissingSlns() {
 }
 
 void generateMissingProjs() {
-    foreach (var item in infos.Where(x => !x.Projs.Any())) {
+    foreach (var item in infos.Where(x => x.Projs.None())) {
         // We can't use the dotnet command to create a new project using the built-in console template, because part of that template
         // is a Program.cs / Program.vb file. If there already are code files, there's no need to add a new empty one; and 
         // if there's already such a file, it might try to overwrite it.
@@ -284,6 +285,15 @@ void checkExecutableProject() {
     }
 }
 
+void noCodeFiles() {
+    var qry = infos
+        .Where(x => x.CodeFiles.None())
+        .OrderBy(x => x.Lang);
+    foreach (var item in qry) {
+        WriteLine(item.LangPath);
+    }
+}
+
 void tryBuild() {
     // if has code files, try to build
 }