Add packagePostOverrides parameter

hexresearch · Aug 6, 2022 · 4f79db2 · 4f79db2
1 parent 4bca0aa
commit 4f79db2
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/default.nix b/default.nix
@@ -37,6 +37,10 @@ let
       else
         obj;
 
+  foldCompose = builtins.foldl'
+    (f: g: a: f (g a))
+    (x: x);
+
   lib = {
     inherit
       simpleCabal2flake
@@ -47,6 +51,7 @@ let
       loadOverlay
       maybeImport
       maybeCall
+      foldCompose
       ;
   };
 in

diff --git a/simpleCabal2flake.nix b/simpleCabal2flake.nix
@@ -33,6 +33,8 @@
   compiler ? null
 , # overlays that will be used to build the package but will not be added to self.overlay
   localOverlays ? []
+  # list of override functions from haskell.lib
+, packagePostOverrides ? {pkgs}: []
 }:
 
 let
@@ -78,7 +80,8 @@ in
       };
 
       packages_ = flake-utils.lib.flattenTree {
-        "${name}" = pkgs.haskellPackages.${name};
+        "${name}" = foldCompose (maybeCall packagePostOverrides { inherit pkgs; })
+            pkgs.haskellPackages.${name};
       };
 
     in {