lib.haskell.substitutePkg: sort and dedup deps

2022-12-20 20:00:01 +01:00 · 2022-12-20 20:00:01 +01:00 · 02751cb50d
commit 02751cb50d
parent efbcfce7a7
1 changed files with 6 additions and 1 deletions
--- a/lib/haskell.nix
+++ b/lib/haskell.nix
@ -39,7 +39,12 @@ rec {
        in
        if parse == null then
          (pkgs.writeText name s).overrideAttrs (old: {
-            dependencies = old.dependencies or [] ++ dependencies;
+            dependencies =
+              lib.uniq
+                (lib.sort (lib.on lib.lessThan (lib.getAttr "name"))
+                  (filter
+                    (lib.ne null)
+                    (old.dependencies or [] ++ dependencies)));
          })

        else