Final touches

Parser/Elements/NullPart.cs

@@ -0,0 +1,7 @@
+namespace XNeedle.Parser.Elements
+{
+    public class NullPart : Part
+    {
+        public override void Operate(Context ctx) { }
+    }
+}

Program.cs

@@ -15,13 +15,13 @@ namespace XNeedle
         public class Options
         {
             [Value(0, MetaName = "xn", Required = true, HelpText = "XN transformation definition")]
-            public string XnDefinition { get; set; }
+            public required string XnDefinition { get; set; }
 
             [Option('i', "input", HelpText = "Input XML file", Required = true)]
-            public string Input { get; set; }
+            public required string Input { get; set; }
 
             [Option('o', "output", HelpText = "Output XML file", Required = true)]
-            public string Output { get; set; }
+            public required string Output { get; set; }
 
             [Option('v', "verbose", Required = false, HelpText = "Set output to verbose messages.")]
             public bool Verbose { get; set; }

Transformation/Bang.cs

@@ -21,7 +21,6 @@ namespace XNeedle.Transformation
             }
 
             var bodyctx = bangop.Execute(ctx, Arguments);
-            Console.WriteLine($"Operate Bang: {Name}, {string.Join(",", Arguments)}");
             foreach (var b in Body)
             {
                 b.Operate(bodyctx);

XNeedle.csproj

@@ -1,5 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <AssemblyName>xn</AssemblyName>
+    <PublishSingleFile>true</PublishSingleFile>
+    <SelfContained>true</SelfContained>
+    <RuntimeIdentifier>linux-x64</RuntimeIdentifier>
+  </PropertyGroup>
+
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net10.0</TargetFramework>