feat: Replace OCaml shell with flake

1 files changed, 44 insertions, 0 deletions

diff --git a/2024/OCaml/flake.nix b/2024/OCaml/flake.nix
new file mode 100644
index 0000000..74a5dc6
--- /dev/null
+++ b/2024/OCaml/flake.nix
@@ -0,0 +1,44 @@
+{
+  description = "Advent of Code 2024: OCaml";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+  };
+
+  outputs =
+    { nixpkgs, ... }:
+    let
+      pkgs = nixpkgs.legacyPackages.x86_64-linux;
+    in
+    {
+      devShells.x86_64-linux.default =
+        let
+          ocamlPackages = pkgs.ocaml-ng.ocamlPackages_5_2;
+        in
+        pkgs.mkShell {
+          # build tools
+          nativeBuildInputs = with ocamlPackages; [
+            pkgs.opam
+            ocaml
+            findlib
+            dune_3
+          ];
+          # dependencies
+          buildInputs = with ocamlPackages; [
+            bisect_ppx
+            findlib
+            menhir
+            ocaml-lsp
+            earlybird
+            ocamlformat
+            ocamlgraph
+            odoc
+            ounit2
+            re2
+            utop
+
+            pkgs.gh # GitHub CLI
+          ];
+        };
+    };
+}