From eda08bdd6fd3b2e441b5e9f1ad6cca45734d77cd Mon Sep 17 00:00:00 2001
From: Federico Igne <undyamon@disroot.org>
Date: Sat, 30 Dec 2023 17:53:33 +0100
Subject: feat: add development flake

---
 flake.nix | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 flake.nix

(limited to 'flake.nix')

diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..bcd9ed1
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,54 @@
+{
+  inputs = {
+    opam-nix.url = "github:tweag/opam-nix";
+    flake-utils.url = "github:numtide/flake-utils";
+    nixpkgs.follows = "opam-nix/nixpkgs";
+  };
+  outputs = { self, nixpkgs, flake-utils, opam-nix, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+
+        package = "sand";
+        on = opam-nix.lib.${system};
+        localPackagesQuery = builtins.mapAttrs (_: pkgs.lib.last)
+          (on.listRepo (on.makeOpamRepo ./.));
+        devPackagesQuery = {
+          ocaml-lsp-server = "*";
+          ocamlformat = "*";
+          utop = "*";
+        };
+        query = devPackagesQuery // {
+          ocaml-base-compiler = "*";
+        };
+        scope = on.buildDuneProject { } package ./. query;
+        overlay = final: prev:
+          {
+            # You can add overrides here
+          };
+        scope' = scope.overrideScope' overlay;
+        # Packages from devPackagesQuery
+        devPackages = builtins.attrValues
+          (pkgs.lib.getAttrs (builtins.attrNames devPackagesQuery) scope');
+        # Packages in this workspace
+        packages =
+          pkgs.lib.getAttrs (builtins.attrNames localPackagesQuery) scope';
+      in {
+        legacyPackages = scope';
+
+        inherit packages;
+
+        devShells.default = pkgs.mkShell {
+
+          inputsFrom = builtins.attrValues packages;
+
+          buildInputs = devPackages ++ [
+            # You can add packages from nixpkgs here
+          ];
+
+          shellHook = ''
+            echo "version = `ocamlformat --version`" > .ocamlformat
+          '';
+        };
+      });
+}
-- 
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