From d5341339678ca8cdbcd337c30280cd03359364e1 Mon Sep 17 00:00:00 2001
From: FidgetingBits <fidgetingbits@users.noreply.github.com>
Date: Wed, 6 Mar 2024 23:13:58 +0800
Subject: [PATCH] add nix flake files

---
 .envrc     |  1 +
 flake.lock | 27 +++++++++++++++++++++++++++
 flake.nix  | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 77 insertions(+)
 create mode 100644 .envrc
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 00000000000..3550a30f2de
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000000..a1271a0ba5f
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1709675310,
+        "narHash": "sha256-w61tqFEmuJ+/1rAwU7nkYZ+dN6sLwyobfLwX2Yn42FE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "43d259f8d726113fac056e8bb17d5ac2dea3e0a8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 00000000000..25d0a7ce0fa
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,49 @@
+{
+  description = "A Nix-flake-based development environment for Cursorless";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+  outputs = { self, nixpkgs }:
+    let
+      overlays = [
+        (final: prev: rec {
+          nodejs = prev.nodejs-18_x;
+          pnpm = prev.nodePackages.pnpm;
+        })
+      ];
+      supportedSystems =
+        [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+      forEachSupportedSystem = f:
+        nixpkgs.lib.genAttrs supportedSystems (system:
+          f {
+            pkgs = import nixpkgs {
+              inherit overlays system;
+              config.allowUnfree = true;
+            };
+          });
+      pythonVersion = builtins.replaceStrings
+        [ "py" ]
+        [ "python" ]
+        (nixpkgs.lib.importTOML ./pyproject.toml).tool.ruff.target-version;
+    in
+    {
+      devShells = forEachSupportedSystem ({ pkgs }: {
+        default = pkgs.mkShell {
+          packages = with pkgs; [
+            nodejs
+            pnpm
+            pkgs.${pythonVersion}
+            vsce
+            pre-commit
+          ];
+          # To prevent weird broken non-interactive bash terminal
+          buildInputs = [ pkgs.bashInteractive ];
+          shellHook = ''
+            if [ ! -f .git/hooks/pre-commit ]; then
+              pre-commit install
+            fi
+          '';
+        };
+      });
+    };
+}