pkgs: add writeDeno{,Bin}

pkgs/default.nix

@@ -235,6 +235,20 @@ pkgs: oldpkgs: {
     assert types.filename.check name;
     pkgs.writeDash "/bin/${name}";
 
+  writeDeno = name: text: let
+    script = builtins.toFile "${name}.deno" text;
+  in
+    pkgs.writeDash name ''
+      exec ${pkgs.deno}/bin/deno run \
+          --allow-all \
+          --quiet \
+          ${script} "$@"
+    '';
+
+  writeDenoBin = name:
+    assert types.filename.check name;
+    pkgs.writeDeno "/bin/${name}";
+
   writeEximConfig = name: text: pkgs.runCommand name {
     inherit text;
     passAsFile = [ "text" ];