feat: flake.nix for working in the neovim config with direnv

.envrc

@@ -0,0 +1,4 @@
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.4; then
+    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.4/direnvrc" "sha256-DzlYZ33mWF/Gs8DDeyjr8mnVmQGx7ASYqA5WlxwvBG4="
+fi
+use flake

.gitignore

@@ -1,3 +1,4 @@
 spell/
 .luarc.json
 
+.direnv

flake.lock

@@ -1,23 +1,5 @@
 {
   "nodes": {
-    "flake-parts": {
-      "inputs": {
-        "nixpkgs-lib": "nixpkgs-lib"
-      },
-      "locked": {
-        "lastModified": 1706830856,
-        "narHash": "sha256-a0NYyp+h9hlb7ddVz4LUn1vT/PLwqfrWYcHMvFB1xYg=",
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "rev": "b253292d9c0a5ead9bc98c4e9a26c6312e27d69f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "type": "github"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -36,99 +18,7 @@
         "type": "github"
       }
     },
-    "flake-utils_2": {
-      "locked": {
-        "lastModified": 1667395993,
-        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "gen-luarc": {
-      "inputs": {
-        "flake-parts": "flake-parts",
-        "nixpkgs": "nixpkgs"
-      },
-      "locked": {
-        "lastModified": 1708688915,
-        "narHash": "sha256-Vcfbdo2IOEiimRnehGLUM5l2VEIjZYZdKS0sjYWwfb4=",
-        "owner": "mrcjkb",
-        "repo": "nix-gen-luarc-json",
-        "rev": "6eb62734dae84e5f79368dfc545b3fff305df754",
-        "type": "github"
-      },
-      "original": {
-        "owner": "mrcjkb",
-        "repo": "nix-gen-luarc-json",
-        "type": "github"
-      }
-    },
-    "neovim": {
-      "inputs": {
-        "flake-utils": "flake-utils_2",
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "dir": "contrib",
-        "lastModified": 1703942320,
-        "narHash": "sha256-CcaBqA0yFCffNPmXOJTo8c9v1jrEBiqAl8CG5Dj5YxE=",
-        "owner": "neovim",
-        "repo": "neovim",
-        "rev": "8744ee8783a8597f9fce4a573ae05aca2f412120",
-        "type": "github"
-      },
-      "original": {
-        "dir": "contrib",
-        "owner": "neovim",
-        "ref": "stable",
-        "repo": "neovim",
-        "type": "github"
-      }
-    },
     "nixpkgs": {
-      "locked": {
-        "lastModified": 1708475490,
-        "narHash": "sha256-g1v0TsWBQPX97ziznfJdWhgMyMGtoBFs102xSYO4syU=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "0e74ca98a74bc7270d28838369593635a5db3260",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs-lib": {
-      "locked": {
-        "dir": "lib",
-        "lastModified": 1706550542,
-        "narHash": "sha256-UcsnCG6wx++23yeER4Hg18CXWbgNpqNXcHIo5/1Y+hc=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "97b17f32362e475016f942bbdfda4a4a72a8a652",
-        "type": "github"
-      },
-      "original": {
-        "dir": "lib",
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_2": {
       "locked": {
         "lastModified": 1709479366,
         "narHash": "sha256-n6F0n8UV6lnTZbYPl1A9q1BS0p4hduAv1mGAP17CVd0=",
@@ -147,9 +37,7 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "gen-luarc": "gen-luarc",
-        "neovim": "neovim",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs"
       }
     },
     "systems": {

flake.nix

@@ -1,51 +1,26 @@
 {
-  description = "My NeoVim config";
+  description = "learning.rs";
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-
-    neovim = {
-      url = "github:neovim/neovim/stable?dir=contrib";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
-
-    gen-luarc.url = "github:mrcjkb/nix-gen-luarc-json";
-
     flake-utils.url = "github:numtide/flake-utils";
   };
-  outputs = { self, nixpkgs, neovim, flake-utils, gen-luarc, ... }@inputs:
+  outputs =
+    { self
+    , nixpkgs
+    , flake-utils
+    ,
+    }:
+    flake-utils.lib.eachDefaultSystem (system:
     let
-      supportedSystems = [
-        "x86_64-linux"
-        "aarch64-linux"
-      ];
-      neovim-overlay = import ./overlay.nix { inherit inputs; };
+      pkgs = import nixpkgs {
+        inherit system;
+      };
     in
-    flake-utils.lib.eachSystem supportedSystems
-      (system:
-        let
-          pkgs = import nixpkgs {
-            inherit system;
-            overlays = [
-              neovim-overlay
-              gen-luarc.overlays.default
-            ];
-          };
-          shell = pkgs.mkShell {
-            name = "nvim-devShell";
-            builtInputs = with pkgs; [
-              lua-language-server
-              nil
-              stylua
-              luajitPackages.luacheck
-              deno
-            ];
-            shellHook = ''
-              ln -fs ${pkgs.nvim-luarc-json} .luarc.json
-            '';
-          };
-        in
-        {
-          packages = rec { default = nvim; nvim = pkgs.nvim-pkg; };
-          devShells = { default = shell; };
-        }) // { overlays.default = neovim-overlay; };
+    {
+      devShells.default = pkgs.mkShell {
+        buildInputs = with pkgs; [
+          stylua
+        ];
+      };
+    });
 }

mk-neovim.nix

@@ -1,111 +0,0 @@
-{ pkgs, lib, stdenv, }:
-with lib;
-{ appName ? null
-, plugins ? [ ]
-, devPlugins ? [ ]
-, ignoreConfigRegexes ? [ ]
-, extraPackages ? [ ]
-, resolvedExtraLuaPackages ? [ ]
-, extraPython3Packages ? p: [ ]
-, withPython3 ? true
-, withRuby ? false
-, withNodeJs ? false
-, withSqlite ? true
-, viAlias ? appName == "nvim"
-, vimAlias ? appName == "nvim"
-,
-}:
-let
-  defaultPlugin = {
-    plugin = null;
-    config = null;
-    optional = false;
-    runtime = { };
-  };
-  externalPackages = extraPackages ++ (optionals withSqlite [ pkgs.sqlite ]);
-  normalizedPlugins = map
-    (x:
-      defaultPlugin
-      // (
-        if x ? plugin
-        then x
-        else { plugin = x; }
-      ))
-    plugins;
-  neovimConfig = pkgs.neovimUtils.makeNeovimConfig {
-    inherit extraPython3Packages withPython3 withRuby withNodeJs viAlias vimAlias;
-    plugins = normalizedPlugins;
-  };
-  nvimRtpSrc =
-    let
-      src = ./.;
-    in
-    lib.cleanSourceWith {
-      inherit src;
-      name = "nvim-rtp-src";
-      filter = path: tyoe:
-        let
-          srcPrefix = toString src + "/";
-          relPath = lib.removePrefix srcPrefix (toString path);
-        in
-        lib.all (regex: builtins.match refex relPath == null) ignoreConfigRegexes;
-    };
-  nvimRtp = stdenv.mkDerivation {
-    name = "nvim-rtp";
-    src = nvimRtpSrc;
-    buildPhase = ''
-      mkdir -p $out/nvim
-      mkdir -p $out/lua
-      rm init.lua
-    '';
-    installPhase = ''
-      cp -r after $out/after
-      rm -r after
-      cp -r lua $out/lua
-      rm -r lua
-      cp -r * $out/nvim
-    '';
-  };
-  initLua = ''
-    vim.loader.enable()
-    vim.opt.rtp:prepend('${nvimRtp}/lua')
-  ''
-  + (builtins.readFile ./init.lua)
-  + ''
-    vim.opt.rtp:append('${nvimRtp}/nvim')
-    vim.opt.rtp:append('${nvimRtp}/after')
-  '';
-
-  extraMakeWrapperArgs = builtins.concatStringsSep " " (
-    (optional (appName != "nvim" && appName != null && appName != "")
-      ''--set NVIM_APPNAME "${appName}"'')
-    ++ (optional (externalPackages != [ ])
-      ''--prefix PATH : "${makeBinPath externalPackages}"'')
-    ++ (optional withSqlite
-      ''--set LIBSQLITE_CLIB_PATH "${pkgs.sqlite.out}/lib/libsqlite3.so"'')
-    ++ (optional withSqlite
-      ''--set LIBSQLITE "${pkgs.sqlite.out}/lib/libsqlite3.so"'')
-  );
-  extraMakeWrapperLuaCArgs = optionalString (resolvedExtraLuaPackages != [ ]) ''
-    --suffix LUA_CPATH ";" "${
-      lib.concatMapStringsSep ";" pkgs.luaPackages.getLuaCPath
-      resolvedExtraLuaPackages
-    }"'';
-  extraMakeWrapperLuaArgs = optionalString (resolvedExtraLuaPackages != [ ]) ''
-    --suffix LUA_PATH ";" "${
-      concatMapStringSep ";" pkgs.luaPackages.getLuaPath
-      resolvedExtraLuaPackages
-    }"'';
-in
-pkgs.wrapNeovimUnstable pkgs.neovim-unwrapped (neovimConfig // {
-  luaRcContent = initLua;
-  wrapperArgs =
-    escapeShellArgs neovimConfig.wrapperArgs
-      + " "
-      + extraMakeWrapperArgs
-      + " "
-      + extraMakeWrapperLuaCArgs
-      + " "
-      + extraMakeWrapperLuaArgs;
-  wrapRc = true;
-})

overlay.nix

@@ -1,17 +0,0 @@
-{ inputs }: final: prev: with final.pkgs.lib; let
-  pkgs = final;
-  mkNeovim = pkgs.callPackage ./mk-neovim.nix { };
-  extraPackages = with pkgs; [
-    lua-language-server
-    nil
-  ];
-in
-{
-  nvim-pkg = mkNeovim {
-    plugins = [ ];
-    inherit extraPackages;
-  };
-  nvim-luarc-json = final.mk-luarc-json {
-    plugins = [ ];
-  };
-}