added jgd

flake.nix

@@ -78,9 +78,34 @@
             franUpdate
           ];
         };
+        newpkg = pkgs.mkShell {
+          nativeBuildInputs = [
+            pkgs.nix-prefetch-github
+          ];
+        };
+      }
+    );
+
+    checks = forAllSystems (
+      system: let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [self.overlays.default];
+        };
+        rEnv = mkR {
+          inherit pkgs;
+          packages = builtins.attrValues pkgs.extraRPackages;
+        };
+      in {
+        test-script = pkgs.runCommand "test-script" {} ''
+          mkdir -p $out
+          cp ${./test/test.R} test.R
+          ${rEnv}/bin/Rscript test.R > $out/result.log
+        '';
       }
     );
   };
+
   nixConfig = {
     extra-substituters = [
       "https://rstats-on-nix.cachix.org"

packages/default.nix

@@ -1,8 +1,7 @@
 {
   final,
   prev,
-}:
-let
+}: let
   # Shared helper function to fetch from GitHub using JSON version files
   fetchfromGitHubJSONFile = path: prev.fetchFromGitHub (builtins.fromJSON (builtins.readFile path));
 
@@ -15,7 +14,9 @@ let
   };
 
   # Arguments for packages that need access to 'final' (for cross-package dependencies)
-  argsWithFinal = baseArgs // {
+  argsWithFinal =
+    baseArgs
+    // {
       inherit final;
     };
 in {
@@ -25,6 +26,9 @@ in {
   ## H
   httpgd = import ./h/httpgd.nix baseArgs;
 
+  ## J
+  jgd = import ./j/jgd.nix (baseArgs // {lib = prev.lib;});
+
   ## M
   musicMetadata = import ./m/musicMetadata.nix baseArgs;
 

packages/j/jgd.nix

@@ -0,0 +1,25 @@
+{
+  lib,
+  prev,
+  fetchfromGitHubJSONFile,
+  versionsDir,
+}: let
+  repoSrc = fetchfromGitHubJSONFile "${versionsDir}/jgd.json";
+
+  rPkgSrc = lib.cleanSourceWith {
+    src = repoSrc;
+    filter = path: type: let
+      p = toString path;
+    in
+      # keep r-pkg/ and everything under it
+      (lib.hasPrefix (toString repoSrc + "/r-pkg") p);
+  };
+in
+  prev.rPackages.buildRPackage {
+    name = "jgd";
+    src = rPkgSrc;
+    sourceRoot = "source/r-pkg";
+    nativeBuildInputs = [
+      prev.pkg-config
+    ];
+  }

test/test.R

@@ -1,4 +1,8 @@
 cat("Testing\n")
+cat("\n============================================================ jgd =========================================================================\n")
+library(jgd)
+jgd()
+
 cat("\n============================================================ fwildclusterboot ============================================================\n")
 library(fwildclusterboot)
 data(voters)

versions/default.nix

@@ -1,5 +1,6 @@
 pkgs: ''
   pg=${pkgs.nix-prefetch-github}/bin/nix-prefetch-github
+  $pg --json grantmcdermott jgd > versions/jgd.json
   $pg --json hannesdatta musicMetadata > versions/musicMetadata.json
   $pg --json nx10 httpgd > versions/httpgd.json
   $pg --json s3alfisc fwildclusterboot > versions/fwildclusterboot.json

versions/jgd.json

@@ -0,0 +1,6 @@
+{
+    "owner": "grantmcdermott",
+    "repo": "jgd",
+    "rev": "ec39bb7f9cf56727d4c47990bca02cd3256efcfc",
+    "hash": "sha256-ceJUPVRPZMwIeth7gfv8ULXAEzeQ2KRoqEhtp5rIGrw="
+}